JP2009120761A - Manufacturing method of functional vinyl halide polymer - Google Patents
Manufacturing method of functional vinyl halide polymer Download PDFInfo
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- JP2009120761A JP2009120761A JP2007297944A JP2007297944A JP2009120761A JP 2009120761 A JP2009120761 A JP 2009120761A JP 2007297944 A JP2007297944 A JP 2007297944A JP 2007297944 A JP2007297944 A JP 2007297944A JP 2009120761 A JP2009120761 A JP 2009120761A
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- 229920000642 polymer Polymers 0.000 title claims abstract description 79
- -1 vinyl halide Chemical class 0.000 title claims abstract description 75
- 229920002554 vinyl polymer Polymers 0.000 title claims abstract description 65
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000000839 emulsion Substances 0.000 claims abstract description 35
- 238000006243 chemical reaction Methods 0.000 claims abstract description 33
- 238000007334 copolymerization reaction Methods 0.000 claims abstract description 10
- 125000005396 acrylic acid ester group Chemical group 0.000 claims abstract description 7
- 238000006116 polymerization reaction Methods 0.000 claims description 52
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical group ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 17
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 125000005250 alkyl acrylate group Chemical group 0.000 claims description 9
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 claims description 8
- 239000000178 monomer Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 7
- 125000001424 substituent group Chemical group 0.000 claims description 6
- 150000004820 halides Chemical class 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 5
- 239000002356 single layer Substances 0.000 claims description 5
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 5
- RUMACXVDVNRZJZ-UHFFFAOYSA-N 2-methylpropyl 2-methylprop-2-enoate Chemical compound CC(C)COC(=O)C(C)=C RUMACXVDVNRZJZ-UHFFFAOYSA-N 0.000 claims description 3
- 125000005907 alkyl ester group Chemical group 0.000 claims description 3
- 238000012662 bulk polymerization Methods 0.000 claims description 3
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 claims description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- HMZGPNHSPWNGEP-UHFFFAOYSA-N octadecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C(C)=C HMZGPNHSPWNGEP-UHFFFAOYSA-N 0.000 claims description 3
- QIWKUEJZZCOPFV-UHFFFAOYSA-N phenyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC1=CC=CC=C1 QIWKUEJZZCOPFV-UHFFFAOYSA-N 0.000 claims description 3
- BOQSSGDQNWEFSX-UHFFFAOYSA-N propan-2-yl 2-methylprop-2-enoate Chemical compound CC(C)OC(=O)C(C)=C BOQSSGDQNWEFSX-UHFFFAOYSA-N 0.000 claims description 3
- NHARPDSAXCBDDR-UHFFFAOYSA-N propyl 2-methylprop-2-enoate Chemical compound CCCOC(=O)C(C)=C NHARPDSAXCBDDR-UHFFFAOYSA-N 0.000 claims description 3
- 238000010558 suspension polymerization method Methods 0.000 claims description 3
- 229930195735 unsaturated hydrocarbon Natural products 0.000 claims description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 2
- 229920006222 acrylic ester polymer Polymers 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 2
- 239000011258 core-shell material Substances 0.000 claims description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 17
- 238000012545 processing Methods 0.000 abstract description 12
- 239000002952 polymeric resin Substances 0.000 abstract description 7
- 229920003002 synthetic resin Polymers 0.000 abstract description 7
- 239000002671 adjuvant Substances 0.000 abstract 1
- 238000005461 lubrication Methods 0.000 abstract 1
- 239000011369 resultant mixture Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- 229920000915 polyvinyl chloride Polymers 0.000 description 19
- 239000004800 polyvinyl chloride Substances 0.000 description 19
- 229920005989 resin Polymers 0.000 description 15
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- 230000000704 physical effect Effects 0.000 description 14
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- 239000004372 Polyvinyl alcohol Substances 0.000 description 12
- 229920002451 polyvinyl alcohol Polymers 0.000 description 12
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- 239000003054 catalyst Substances 0.000 description 10
- 239000006057 Non-nutritive feed additive Substances 0.000 description 9
- 150000002978 peroxides Chemical class 0.000 description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 7
- 238000001879 gelation Methods 0.000 description 7
- 239000000314 lubricant Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 239000012792 core layer Substances 0.000 description 6
- 239000003381 stabilizer Substances 0.000 description 6
- 238000009472 formulation Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229920000058 polyacrylate Polymers 0.000 description 5
- 239000008213 purified water Substances 0.000 description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 4
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
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- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 235000003891 ferrous sulphate Nutrition 0.000 description 3
- 239000011790 ferrous sulphate Substances 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 235000020270 seed milk Nutrition 0.000 description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000004414 alkyl thio group Chemical group 0.000 description 1
- 230000003035 anti-peroxidant effect Effects 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- WURBFLDFSFBTLW-UHFFFAOYSA-N benzil Chemical compound C=1C=CC=CC=1C(=O)C(=O)C1=CC=CC=C1 WURBFLDFSFBTLW-UHFFFAOYSA-N 0.000 description 1
- AOJOEFVRHOZDFN-UHFFFAOYSA-N benzyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCC1=CC=CC=C1 AOJOEFVRHOZDFN-UHFFFAOYSA-N 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000012933 diacyl peroxide Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 description 1
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010096 film blowing Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002432 hydroperoxides Chemical class 0.000 description 1
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 1
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 1
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 1
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229940049964 oleate Drugs 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 125000005634 peroxydicarbonate group Chemical group 0.000 description 1
- 238000001782 photodegradation Methods 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001291 polyvinyl halide Polymers 0.000 description 1
- 229940096992 potassium oleate Drugs 0.000 description 1
- MLICVSDCCDDWMD-KVVVOXFISA-M potassium;(z)-octadec-9-enoate Chemical compound [K+].CCCCCCCC\C=C/CCCCCCCC([O-])=O MLICVSDCCDDWMD-KVVVOXFISA-M 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
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- 239000007779 soft material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Graft Or Block Polymers (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
本発明は機能性のあるビニルハライドポリマー樹脂に関するものであり、更に詳しくは加工助剤を添加しなくても加工性のよい優ぐれたゲル化滑性及び熔融度の高い特性をもつ機能性ビニルハライドポリマー及びその製造方法に関するものである。 The present invention relates to a functional vinyl halide polymer resin, and more specifically, a functional vinyl having excellent processability and excellent gelation slipperiness and high meltability without adding a processing aid. The present invention relates to a halide polymer and a method for producing the same.
ここ数年来、ポリ塩化ビニルハライドポリマー樹脂(略称PVC)の加工技術は日々進化し、加工されて作られた品物の品質としては高い透明性、機械性が要求されている。このポリ塩化ビニル樹脂を更によりよき品質にするにはその樹脂を良きゲル化にすることであり、業者の追求する主な目標と課題になっている。改質されたポリ塩化ビニル樹脂粉末は基本的にゲル化特性をよくすることで、その加工成品の品質が決定される。即ちよりよき加工特性のあるポリ塩化ビニル樹脂粉末は高い価値のあるものと評価されている。 For the past several years, the processing technology of polyvinyl chloride polymer resin (abbreviated PVC) has evolved day by day, and high transparency and mechanical properties are required for the quality of processed products. In order to make this polyvinyl chloride resin even better, the resin must be made into a good gel, which is the main goal and problem pursued by contractors. The modified polyvinyl chloride resin powder basically improves the gelation characteristics, thereby determining the quality of the processed product. That is, polyvinyl chloride resin powder having better processing characteristics is evaluated as having high value.
ポリ塩化ビニル樹脂は優れた物理化学特性を有するが、潜在的な欠点として加工特性が悪く高い温度を必要とする。この高い加工温度は裂解温度に近く、成品の劣化をまねく危険性があり、適用範囲が制限され、現今のポリ塩化ビニル樹脂加工業者らは仕方なく硬質又は軟質の広い範囲にわたって適応することが出来る加工助剤をポリ塩化ビニル樹脂に添加してゲル化特性をよくし、加工上の劣化テーマを克服してきた。 Polyvinyl chloride resin has excellent physicochemical properties, but as a potential drawback it has poor processing properties and requires high temperatures. This high processing temperature is close to the cracking temperature, which can lead to product degradation, limits the scope of application, and modern PVC processors can be accommodated over a wide range of hard or soft materials. Processing aids have been added to polyvinyl chloride resin to improve the gelling properties and overcome the processing degradation themes.
従来、ゲル化及び加工上の劣化問題に対しては、ポリ塩化ビニル樹脂は必ず加工助剤を添加してきた。よって本発明の目的は、加工助剤を添加しなくても優ぐれた加工性、ゲル化滑性及び透明性を有する機能性のあるビニルハライドポリマー樹脂、即ちビニルハライドポリマーの製造方法を提供することにある。 Conventionally, processing aids have always been added to polyvinyl chloride resins for the problem of gelation and processing degradation. Accordingly, an object of the present invention is to provide a method for producing a functional vinyl halide polymer resin having excellent processability, gelation lubricity and transparency without adding a processing aid, that is, a vinyl halide polymer. There is.
前記目的を達成するため、本発明人等はポリ塩化ビニル樹脂の改質に、多年の研究と実験をしたあげく水溶液法、塊状重合法又は懸濁重合法にて多種のアルキル基アクリル酸エステル類単体或いは多種のアルキル基アクリル酸エステル類重合体をビニルハライド単体或いはビニルハライドを主体とした多種の混合重合単体に添加してグラフト又は共重合反応せしめて生成されたビニルハライドポリマー樹脂が、加工助剤の無添加でも優れたゲル化、滑性及び透明性を有し、その加工成品はフローマーク、フローエラーが少なく、加工過程中は高い熔融度をもつ優ぐれた加工特性を持ち、十分にハライドポリマー樹脂の各種加工に応用することが出来ることを発見し本発明に到達した。例えばロール、押し出し、膜吹き、発泡等の加工工程、製品は透明、半透明と不透明の軟質、半軟質及び半硬質と硬質製品等であり、特に硬質透明製品は透明度、光沢度がきわめてよく、曇り値が低い等の効果をもたらすものである。 In order to achieve the above-mentioned object, the present inventors have made many years of research and experiment for modification of polyvinyl chloride resin, and various kinds of alkyl group acrylates by aqueous solution method, bulk polymerization method or suspension polymerization method. A vinyl halide polymer resin produced by adding a single polymer or various alkyl acrylate polymers to a vinyl halide alone or various mixed polymerization monomers mainly composed of vinyl halide and subjecting it to grafting or copolymerization is a processing aid. Excellent gelation, lubricity and transparency even without the addition of agent, the processed product has few flow marks and flow errors, and has excellent processing characteristics with high meltability during the processing process. The present inventors have found that it can be applied to various processing of halide polymer resins. For example, processing processes such as roll, extrusion, film blowing, foaming, etc., products are transparent, translucent and opaque soft, semi-soft and semi-rigid and hard products, etc., especially hard transparent products have very good transparency and gloss, This brings about effects such as a low haze value.
本発明の機能性ビニルハライドポリマーは(1)総重の約10〜0.1wt%を占める多種のアルキル基アクリル酸エステル類単体或いは多種のアルキル基アクリル酸エステル類/アクリル酸エステル類重合物乳液又は乾燥物を、(2)総重の約90〜99.9 wt%を占めるビニルハライド単体或いはビニルハライド単体を主体とした多種の混合重合単体に、添加して共重合或いはグラフト反応して生成されるビニルハライドポリマー樹脂或いはビニルハライドポリマー共重合体樹脂である。 The functional vinyl halide polymer of the present invention comprises (1) various alkyl group acrylate esters alone or various alkyl group acrylate ester / acrylate ester polymer emulsions or about 10 to 0.1 wt% of the total weight. (2) Vinyl produced by copolymerization or graft reaction by adding (2) vinyl halide alone or various mixed polymerization monomers mainly composed of vinyl halide to account for about 90-99.9 wt% of the total weight It is a halide polymer resin or a vinyl halide polymer copolymer resin.
上記本発明の共重合或いはグラフト反応におけるビニルハライド単体或いはビニルハライド単体を主体とした多種の混合単体は一次或いは段階的に添加してもよく、重合反応前を第一段階、添加の割合は総量の50〜70 wt%、第二段階は連続添加で総量の50〜30 wt%である。ビニルハライド単体を主体とした多種の混合重合単体と主体のビニルハライド単体との重量百分率は55%以上であって、多種のアルキル基アクリル酸エステル単体或いは多種のアルキル基アクリル酸エステル類又はアクリル酸エステル類重合物乳液又は乾燥物は、反応中連続的に或いは重合反応前に添加してもよい。重合物乳液の添加は反応前に重合槽に添加するか又は反応開始より連続的に使用量が終る迄添加する。重合物乾燥物の添加は反応前に重合槽内に添加する。 In the copolymerization or grafting reaction of the present invention, the vinyl halide alone or various mixed monomers mainly composed of vinyl halide may be added in a primary or stepwise manner, the first stage before the polymerization reaction, and the proportion of addition is the total amount The second stage is 50-30 wt% of the total amount with continuous addition. The weight percentage of the various mixed polymerization monomers mainly composed of vinyl halide and the main vinyl halide alone is 55% or more, and various alkyl acrylate esters alone or various alkyl acrylate esters or acrylic acid. The ester polymer emulsion or dried product may be added continuously during the reaction or before the polymerization reaction. The polymer emulsion is added to the polymerization tank before the reaction, or is added until the amount of use is completed continuously from the start of the reaction. Addition of the polymer dried product is performed in the polymerization tank before the reaction.
本発明の重合反応に使われる多種のアルキル基アクリル酸エステル類単体はメチルメタクリレート(略称MMA)、エチルメタクリレート、n-プロピルメタクリレート、イソプロピルメタクリレート、n-ブチルメタクリレート、イソブチルメタクリレート、ステアリルメタクリレート、フエニルメタクリレート、ベンジルメタクリレート、及びその置換基;例えばハロゲン基、ヒドロキシ基、アルユキシル基、アルキルチオ基、ミアノ基等の置換基である。 Various alkyl group acrylic acid esters used in the polymerization reaction of the present invention are methyl methacrylate (abbreviation MMA), ethyl methacrylate, n-propyl methacrylate, isopropyl methacrylate, n-butyl methacrylate, isobutyl methacrylate, stearyl methacrylate, phenyl methacrylate. , Benzyl methacrylate, and substituents thereof; for example, substituents such as halogen, hydroxy, aralkyl, alkylthio, and miano groups.
上記本発明の多種のアルキル基アクリル酸エステル類又はアクリル酸エステル重合物乳液又は乾燥物は、グラフト或いは中子(コア・core)又はシェル(shell)構造で単中子単層シェル、単中子多層シェル、多中子単層シェル及び多中子多層シェルからなり、乳液は2種の異なる構造の中子−硬い中子のアクリル酸エステル類重合物乳液又は乾燥物で、物性に応じて異なる割合で混合する。 The above-mentioned various alkyl acrylate esters or acrylate polymer emulsions or dried products of the present invention are composed of a single core single layer shell or single core in a graft or core structure or a shell structure. It consists of a multi-layer shell, multi-core single-layer shell and multi-core multi-layer shell, and the emulsion is a core-hard core acrylic acid ester polymer emulsion or dried product of two different structures, depending on the physical properties. Mix in proportions.
乳液は中子又はシェル構造をもつ重合物であって、水溶液重合又は乳化重合にて製造される。重合方式はバッチ又は半バッチ或いは連続式である。
又この乳液は塩析或いは噴霧乾燥にて乾燥物に形成される。重合反応中、連続投入又はその重合反応前に重合槽に投入して共重合或いはグラフト反応をしてもよい。
An emulsion is a polymer having a core or shell structure, and is produced by aqueous solution polymerization or emulsion polymerization. The polymerization method is batch, semi-batch or continuous.
The emulsion is formed into a dried product by salting out or spray drying. During the polymerization reaction, the copolymerization or graft reaction may be carried out by continuously charging or charging the polymerization tank before the polymerization reaction.
ビニルハライド単体或いはビニルハライド単体を主体とした多種の混合重合体に対する乳液添加量の重量百分率は10〜0.01wt%で4〜0.02wt%がもっともよい。乾燥物は10〜0.1wt%、8.0〜0.2wt%がよりよい。 The weight percentage of the amount of the emulsion added to vinyl halide alone or various mixed polymers mainly composed of vinyl halide is 10 to 0.01 wt%, and 4 to 0.02 wt% is the best. The dry substance is better 10 to 0.1 wt%, 8.0 to 0.2 wt%.
上記本発明のビニルハライド単体或いはビニルハライド単体を主体とした多種の混合重合単体と重合して形成された粉末体はポリビニルハライド単独重合物(homopolymer)及び共重合物であって、例えば、ポリ塩化ビニル樹脂、又は塩化ビニルとその他単体の共重合物である。 The above-mentioned powdered body formed by polymerizing the vinyl halide alone or various mixed polymerization monomers mainly composed of the vinyl halide of the present invention is a polyvinyl halide homopolymer and copolymer, for example, polychlorinated It is a vinyl resin or a copolymer of vinyl chloride and other simple substances.
そのうち、共重合物は50%以上のビニルハライド単体を主体としその他の単体と共重合してなるもので、これと共重合できる単体はビニルアセテート等のエチレン基アルキル基酸化物、ビニリデンハライド例えばビニリデンクロライド、カルボキシル酸のアルキルエステル例えばアクリル酸、アクリル酸エステル、2-エチルヘキシルアクリレート等及び不飽和炭化水素化合物例えばアクリルエステルなどである。 Among them, the copolymer is mainly composed of 50% or more of vinyl halide alone and copolymerized with other monomers, and the copolymer that can be copolymerized with this is ethylene group alkyl group oxide such as vinyl acetate, vinylidene halide such as vinylidene. Chlorides, alkyl esters of carboxylic acids such as acrylic acid, acrylic esters, 2-ethylhexyl acrylate and the like, and unsaturated hydrocarbon compounds such as acrylic esters.
本発明の機能性ビニルハライドポリマーを製造するとき、重合反応の過程における起始剤は水溶性又は油溶性の有機過酸化物である。自由基の生成は熱分解。例えばヒドロぺルオキシド、ヂアルキルぺルオキシド、ペルオキシケタール、ヂアシルペルオキシド、ペルオキシエステル、ペルオキシモノカーボネート、ペルオキシヂカーボネート等、或いは広く知られている光の分解技術も本発明の重合に使用されている。 When producing the functional vinyl halide polymer of the present invention, the initiator in the course of the polymerization reaction is a water-soluble or oil-soluble organic peroxide. Free radicals are pyrolyzed. For example, hydroperoxides, dialkylperoxides, peroxyketals, diacyl peroxides, peroxyesters, peroxymonocarbonates, peroxydicarbonates, etc., or widely known photodegradation techniques are also used in the polymerization of the present invention.
分散剤も広く知られているもので例えば異なる水解度のポリビニルアルコール(略称PVA)及び異なる粘度をもつヒドロキシプロピルメチルセルローズ(略称HpMc)等と組み合せて使うことが出来る。
上記本発明の機能性ビニルハライドポリマーもまた必要に応じて、その他の熱安定剤、滑剤、色料、可塑剤或いは充填剤等を一緒に加えて混煉しても良い。
Dispersants are also widely known and can be used in combination with, for example, polyvinyl alcohol (abbreviated as PVA) having different water solubility and hydroxypropyl methylcellulose (abbreviated as HpMc) having different viscosities.
The functional vinyl halide polymer of the present invention may also be blended with other heat stabilizers, lubricants, colorants, plasticizers, fillers, etc., if necessary.
即ち、前記目的を達成するため、本発明の機能性ビニルハライドポリマーの製造方法は、総量の約10〜0.1wt%を占める多種のアルキル基アクリル酸エステル類単体、あるいは多種のアルキル基アクリル酸エステル類またはアクリル酸エステル類重合物乳液または乾燥物を、総量の90〜99.9 wt%を占めるビニルハライド単体或いはビニルハライド単体を主体とした多種の混合物体に、添加して、共重合或いはグラフト反応して、ビニルハライドポリマーを生成することからなる。 That is, in order to achieve the above-mentioned object, the method for producing the functional vinyl halide polymer of the present invention comprises a variety of alkyl group acrylate esters alone or various alkyl group acrylate esters occupying about 10 to 0.1 wt% of the total amount. Or acrylic acid ester polymer emulsion or dried product is added to vinyl halide alone or various mixed objects mainly composed of vinyl halide to occupy 90 to 99.9 wt% of the total amount, and copolymerization or graft reaction is carried out. Forming a vinyl halide polymer.
また、ビニルハライドポリマーを溶液法、塊状重合法或いは懸濁重合法の共重合或いはグラフト反応にて生成することが好適である。 Further, it is preferable to produce a vinyl halide polymer by copolymerization or graft reaction of solution method, bulk polymerization method or suspension polymerization method.
また、ビニルハライド単体の主体は塩化ビニル単体で、ビニルハライド単体を主体とした多種の混合物体は、ビニルアルカノート、ビリデンハイライド、カルボキシル酸のアルキル基エステル、或いは不飽和のヒドロカーボンであって、主体ビニルハライド単体に占める割合は55%以上であることが好適である。 In addition, the main component of vinyl halide is vinyl chloride alone, and various mixed objects mainly composed of vinyl halide are vinyl alkanoate, bilidene halide, alkyl ester of carboxylic acid, or unsaturated hydrocarbon. Thus, the proportion of the main vinyl halide alone is preferably 55% or more.
また、多種のアルキル基アクリル酸エステル類単体の添加が、重合反応の初めから反応が終わる迄の間継続的に行われることが好適である。 Further, it is preferable that the addition of various alkyl group acrylates alone is continuously performed from the beginning of the polymerization reaction until the reaction is completed.
また、多種のアルキル基アクリル酸エステル類またはアクリル酸エステル類重合物乳液の添加は、反応前に重合槽に添加、または重合反応の初めから連続的に乳液添加が終わる迄であり、アクリル酸エステル類重合物乾燥物の添加は反応開始前に重合槽に全部を投入して重合反応をさせることが好適である。 Also, the addition of various alkyl group acrylate esters or acrylate ester polymer emulsions to the polymerization tank before the reaction or until the addition of the emulsion continuously from the beginning of the polymerization reaction is continued. The addition of the dried polymer product is preferably carried out by introducing the whole into the polymerization tank before starting the reaction.
また、多種のアルキル基アクリル酸エステル類単体は、メチルメタアクリレート、エチルメタアクリレート、プロピルメタアクリレート、イソプロピルメタアクリレート、n−ブチルメタアクリレート、イソブチルメタアクリレート、ステアリールメタアクリレート、フェニルメタアクリレート、ベニヂルメタアクリレート又はその置換基であることが好適である。 In addition, various alkyl group acrylic acid esters include methyl methacrylate, ethyl methacrylate, propyl methacrylate, isopropyl methacrylate, n-butyl methacrylate, isobutyl methacrylate, stearyl methacrylate, phenyl methacrylate, and benzil. It is preferably a methacrylate or a substituent thereof.
また、置換基がハロゲニ基、ヒドロオキシ基、アルコオキシ基、アルカリヂオ基、シャン基であることが好適である。 In addition, the substituent is preferably a halogeni group, a hydroxy group, an alkoxy group, an alkali dio group, or a Shan group.
また、多種のアルキル基アクリル酸エステル類またはアクリル酸エステル類重合物乳液の添加量のビニルハライド単体或いは多種の混合重合単体に占める割合が4.0〜0.02wt%で、アクリル酸エステル類重合物乾燥物の添加量が8.0〜0.2 wt%であることが好適である。 In addition, the proportion of the addition amount of various alkyl group acrylic acid esters or acrylic acid ester polymer emulsions in vinyl halide simple substance or various mixed polymerization simple substances is 4.0 to 0.02 wt%, and acrylic acid ester polymer dried product It is preferable that the amount of addition is 8.0 to 0.2 wt%.
また、ビニルハライド単体或いはビニルハライド単体を主体とした多種の重合単体は、1段階あるいは2段階の添加であり、反応前の添加を第1段階とし、その添加量の総量に占める割合は50〜70%、反応中の継続的添加を第2段階とし、その添加量の比率は50〜30%であることが好適である。 In addition, vinyl halide alone or various kinds of polymerized monomers mainly composed of vinyl halide are added in one or two stages, the addition before the reaction is the first stage, and the ratio of the added amount to the total amount is 50 to 70%, continuous addition during the reaction is the second stage, and the ratio of the addition amount is preferably 50-30%.
また、多種のアルキル基アクリル酸エステル類或いはアクリル酸エステル類重合物乳液またはアクリル酸エステル類重合物乾燥物の重合物はグラフト或いはコア―シェル構造の単コア単層シェル、単コア多層シェル、多コア単層シェル、多コア多層シェルからなることが好適である。 In addition, various types of alkyl acrylates or acrylate polymer emulsions or dried acrylate polymer polymers may be grafted or core-shell single core single layer shells, single core multilayer shells, It is preferable to consist of a core single layer shell and a multi-core multilayer shell.
以下実施例にて本発明を詳細に説明する、実施例は単なる本発明の特徴を説明するもので本発明の技術、範囲を制限するものではない。 The present invention will be described in detail in the following examples. The examples merely illustrate the features of the present invention and do not limit the technology and scope of the present invention.
比較例
200Lの重合槽内にイオンをぬいた浄水70kg、分散剤ポリビニルアルコール(水解度78mol%)56gを加えたのち蓋をかたくしめ、真空-740mmHg迄にして10分間保持し、70kgの塩化ビニル単体と触媒ターブチルペルオキシネオデカノート(略称BND)過酸化物0.7gを加え、380rpmの速度にて攪拌し温度を64℃迄に昇温して重合反応させ、反応5時間後圧差が-1.5kg又はcm2になったときに抗過酸化剤を加え反応を停止して重合槽内の未反応塩化ビニル単体を回収した後、残料を乾燥して物性試験用サンプル粉末とする。
Comparative example
After adding 70 kg of deionized water in a 200 liter polymerization tank and 56 g of dispersant polyvinyl alcohol (water solubility 78 mol%), close the lid and hold it for 10 minutes to a vacuum of -740 mmHg. Add 0.7 g of catalyst terbutyl peroxyneodecane (abbreviated as BND) peroxide, stir at a speed of 380 rpm and raise the temperature to 64 ° C. to cause a polymerization reaction, and after 5 hours of reaction, the pressure difference is −1.5 kg or When it becomes cm 2 , an anti-peroxidant is added to stop the reaction and unreacted vinyl chloride alone in the polymerization tank is recovered, and the residue is dried to obtain a sample powder for physical property testing.
実施例1
200Lの重合槽内にイオンをぬいた浄水70kg、分散剤PVA(水解度78mol%)56gを加えたのち蓋をかたくしめ、真空-740mmHg迄にして10分間保持し、70kgの塩化ビニル単体と触媒BND過酸化物0.56gを加え、64℃迄に昇温して重合反応を行う。反応90分後連続的にメチルメタアクリレートとブチルアクリレート(略称BA)単体混合液を30分間にわけて投入する。投入後尚又重合反応を3時間させて物性試験用サンプル粉末とする。連続投入に使かった混合液はMMA140gとBA28gの混合である。
Example 1
After adding 70 kg of deionized water in a 200 L polymerization tank and 56 g of dispersant PVA (water solubility 78 mol%), close the lid, hold it for 10 minutes to vacuum -740 mmHg, 70 kg of vinyl chloride alone and catalyst Add 0.56 g of BND peroxide and perform the polymerization reaction by raising the temperature to 64 ° C. 90 minutes after the reaction, methylmethacrylate and butyl acrylate (abbreviation BA) simple substance mixture are continuously added in 30 minutes. After the addition, the polymerization reaction is allowed to proceed for 3 hours to obtain a sample powder for physical property testing. The liquid mixture used for continuous charging is a mixture of 140 g of MMA and 28 g of BA.
実施例2
200Lの重合槽内にイオンぬきの浄水70kg、分散剤PVA(水解度78mol%)56g、MMA単体140g、BA単体28gを加えたのち蓋をかたくしめ、真空-740mmHg迄にして10分間保持し、70kgの塩化ビニル単体及び触媒BND過酸化物0.5gを加え64℃迄に昇温して5時間重合反応せしめて物性試験用サンプル粉末とする。
Example 2
After adding 70 kg of ion-free water, 56 g of dispersant PVA (water solubility 78 mol%), 140 g of MMA alone, 28 g of BA alone in a 200 L polymerization tank, the lid is hardened and held for 10 minutes until the vacuum reaches -740 mmHg. 70 kg of vinyl chloride alone and 0.5 g of catalyst BND peroxide are added, and the temperature is raised to 64 ° C. and a polymerization reaction is carried out for 5 hours to obtain a sample powder for physical property testing.
上記比較例の実施例1及び実施例2で得た物性試験用サンプル粉末は下記物性試験の方式で測試した。 The sample powder for physical property test obtained in Example 1 and Example 2 of the comparative example was measured by the following physical property test method.
1. ロールシート試験
実施例の配合は、PVC:100部、有機すず安定剤:1.1部、滑剤:0.6部、操作温度:190℃、時間:3分、シートの厚さ:0.3mm。
比較例の配合は、PVC:100部、有機すず安定剤:1.1部、加工助剤:1.2部、滑剤:0.6部、操作温度:190℃、時間:3分、シートの厚さ:0.3mm。
1. The composition of the roll sheet test example is: PVC: 100 parts, organic tin stabilizer: 1.1 parts, lubricant: 0.6 parts, operating temperature: 190 ° C., time: 3 minutes, sheet thickness: 0.3 mm.
The composition of the comparative example was: PVC: 100 parts, organic tin stabilizer: 1.1 parts, processing aid: 1.2 parts, lubricant: 0.6 parts, operating temperature: 190 ° C., time: 3 minutes, sheet thickness: 0.3 mm.
2. ゲル化試験:
実施例の配合は、PVC:100部、有機錫すず定剤:1.1部、滑剤:0.6部、ブラベンダプラストグラフ:HAAKE BUCHLER SYSTEM 40、設定温度:140℃、回転速度:45rpm。
比較例の配合は、PVC:100部、有機すず安定剤:1.1部、加工助剤:0.6部、ブラベンダプラストグラフ:HAAKE BUCHLER SYSTEM 40、設定温度:140℃、回転速度:45rpm。
2. Gelation test:
The formulation of the examples is: PVC: 100 parts, organotin tin qualifier: 1.1 parts, lubricant: 0.6 parts, Brabender plastograph: HAAKE BUCHLER SYSTEM 40, set temperature: 140 ° C., rotation speed: 45 rpm.
The composition of the comparative example was: PVC: 100 parts, organic tin stabilizer: 1.1 parts, processing aid: 0.6 parts, Brabender Plastograph: HAAKE BUCHLER SYSTEM 40, set temperature: 140 ° C., rotation speed: 45 rpm.
3. シートのフローマークとフローエアーの試験
実施例の配合は、PVC:100部、有機すず安定剤:1.1部、滑剤:0.6部、操作温度:190℃、時間:3分、シートの厚さ:0.3mm、でシートのフローマーク状況とフローエアーの多少を観察した。
比較例の配合は、PVC:100部、有機すず安定剤:1.1部、加工助剤:1.2部、滑剤:0.6部、操作温度:190℃、時間:3分間、シートの厚み:0.3mmでシートのフローマークの状況とフローエアーの多少を観察した。
3. Sheet Flow Mark and Flow Air Test Example formulation is: PVC: 100 parts, organic tin stabilizer: 1.1 parts, lubricant: 0.6 parts, operating temperature: 190 ° C, time: 3 minutes, sheet thickness : 0.3 mm, the flow mark status of the sheet and the amount of flow air were observed.
The composition of the comparative example is: PVC: 100 parts, organic tin stabilizer: 1.1 parts, processing aid: 1.2 parts, lubricant: 0.6 parts, operating temperature: 190 ° C., time: 3 minutes, sheet thickness: 0.3 mm The flow mark and the flow air were observed.
4. 畳みシートの透明度、曇り値(%):
実施例の配合は、PVC:100部、有機すず安定剤:1.1部、滑剤:0.6部、操作温度:190℃、時間:3分間、シートの厚さ:0.3mm、畳シートの厚み:0.5cm、積分球式分光計:HunterLab ColarquestXE。
比較例の配合は、上記の実施例の配合と同じく、但し加工助剤:1.2部を加えている。
4. Folding sheet transparency and haze (%):
The formulation of the examples is: PVC: 100 parts, organic tin stabilizer: 1.1 parts, lubricant: 0.6 parts, operating temperature: 190 ° C., time: 3 minutes, sheet thickness: 0.3 mm, tatami sheet thickness: 0.5 cm , Integrating sphere spectrometer: HunterLab ColarquestXE.
The formulation of the comparative example is the same as the formulation of the above example, except that 1.2 parts of processing aid is added.
表1
(注2)粒径分布42meshから-200meshの数字は塩化ビニル樹脂がふるい上の重量%で、-200meshの重量%は200meshを通過したのちの重量%総和である。
Table 1
(Note 2) The particle size distribution from 42mesh to -200mesh is the weight percent of vinyl chloride resin on the sieve, and the weight percent of -200mesh is the total weight percent after passing through 200mesh.
説明:表1から実施例1の加工物性は実施例2より良く、かつゲル化も明らかに速いことがわかる。重合反応中連続的に多種のアルキル基アクリル酸エステル類単体混合液を添加する製造方法は最上ではあるが、実施例1と実施例2の反応槽の状況は比較例と比べて悪い。 Explanation: It can be seen from Table 1 that the processed physical properties of Example 1 are better than Example 2 and the gelation is clearly faster. Although the best manufacturing method is to continuously add various alkyl group acrylic acid ester mixture liquids during the polymerization reaction, the situation of the reaction tanks of Example 1 and Example 2 is worse than that of the comparative example.
多種のアルキル基アクリル酸エステル類又はアクリル酸エステル類重合物乳液又は乾燥物が塩化ビニル単体とグラフト或い共重合反応して機能性ポリ塩化ビニル樹脂を製成するときの多種の重合物の製造は下記の通りである。 Production of various polymers when various alkyl acrylates or acrylate polymer emulsions or dried products are grafted or copolymerized with vinyl chloride alone to produce a functional polyvinyl chloride resin. Is as follows.
(1) 重合物(A)の製造:
1Lの重合槽内にイオンぬきの浄水720部、ポテシュムオレート2部、エチレンヂアミンテトラアセチックアシルターソリウム塩(略称EDTA)0.005部及び0.005部の硫酸第一鉄(FeSO4、7H2O)を加えたのち蓋をかたくしめ、真空-740mmHg迄に10分間保持したのち、へリウムにて1kg又はcm2迄に返圧し、攪拌並びに40℃に升温し、再び0.25部のナトリームホルムアルデヒドスルホキシラート(略称SFS)を槽内に加え、3分後に80部のメチルメタクリレート、10部のエチルアクリレート、10部のブチルメタクリレート及び0.5部のクメルヒドロペーオキシド(略称CHP)を同時に加えて1時間反応して平均粒径が128nmの中子層乳液(A)を得る。
(1) Production of polymer (A):
In a 1L polymerization tank, 720 parts of purified water without ions, 2 parts of potesmuolate, 0.005 parts of ethylenediamine tetraacetic acyl tersolium salt (abbreviated EDTA) and 0.005 parts of ferrous sulfate (FeSO4, 7H 2 O) The lid is squeezed and held for 10 minutes at a vacuum of -740 mmHg, then returned to 1 kg or cm 2 with helium, stirred and warmed to 40 ° C., again 0.25 parts of sodium formaldehydesulfoxy Lat (abbreviated as SFS) was added to the tank, and after 3 minutes, 80 parts of methyl methacrylate, 10 parts of ethyl acrylate, 10 parts of butyl methacrylate and 0.5 parts of cumer hydroperoxide (abbreviated as CHP) were added simultaneously for 1 hour. A core layer emulsion (A) having an average particle size of 128 nm is obtained by reaction.
(2) 重合物(B)の製造:
1Lの重合槽内にイオンぬきの浄水720部、ポテシュ―ムオレート2部、EDTA0.055部と硫酸第一鉄0.005部、SFS0.25部、ブチルアクリレート45部、ステリアン55部及び0.5部のCHPを加えて反応して平均粒径113nmの中子層乳液(B)を得る。
(2) Production of polymer (B):
In a 1 L polymerization tank, 720 parts of purified water without ion, 2 parts of potesmoorate, 0.055 parts of EDTA, 0.005 parts of ferrous sulfate, 0.25 parts of SFS, 45 parts of butyl acrylate, 55 parts of sterian and 0.5 parts of CHP. In addition, a core layer emulsion (B) having an average particle diameter of 113 nm is obtained by reaction.
(3) 重合物(C)の製造
種乳液として中子層乳液(A)或(B)20〜90部をとり、1Lの重合槽内に置き、0.01部のEDTAと0.01部の硫酸第一鉄を加えたのち、蓋をかたくしめ、真空-740mmHg迄にし10分間保持したのち、ヘリウムにて1kg又はcm2迄に返圧したのち、0.35部のSFSを加え、10分後に0.3部のCHPを加え、別に80部のMMA及び20部のEAと4部のポテシュームオレートを1時間にわたって投入し、その後反応を1時間継続して平均粒径120〜140nmの種乳液(C)を得る。
(3) Production of polymer (C) Take 20-90 parts of core layer emulsion (A) or (B) as seed emulsion, place in 1 L polymerization tank, 0.01 parts EDTA and 0.01 parts sulfuric acid first. After adding iron, close the lid, hold the vacuum up to -740 mmHg for 10 minutes, return to 1 kg or cm 2 with helium, add 0.35 parts SFS, and after 10 minutes 0.3 parts CHP In addition, 80 parts of MMA, 20 parts of EA and 4 parts of potato oleate are added over 1 hour, and then the reaction is continued for 1 hour to obtain a seed milk (C) having an average particle size of 120 to 140 nm. .
(4) 重合物(D)の製造:
中子層乳液(A)0〜100部と中子層乳液(B)100〜0部からとり、異なる比例中子層乳液に混合した種乳液を作る。種乳液は総量の20〜90部お占める。
この種乳液を1Lの重合槽内に入れ、EDTA0.01部と硫酸第一鉄0.01部を加えたのち蓋をしめ、真空-740mmHg迄にし、10分間保持したのち、ヘリウムにて1kg又はcm2に返圧したのち、0.35部のSFSを加え、10分後に0.3部のCHPを加え、別に80部のMMA及び20部のEAと4部のポテシュームオレートを1時間にわたって注入し、その後継続的に1時間反応して平均粒径130〜150nmの種乳液(D)を得る。
(4) Production of polymer (D):
A seed emulsion is made from 0-100 parts of core layer emulsion (A) and 100-0 parts of core layer emulsion (B) and mixed with different proportional core layer emulsions. The seed milk occupies 20 to 90 parts of the total amount.
Place this seed emulsion in a 1 L polymerization tank, add 0.01 part of EDTA and 0.01 part of ferrous sulfate, close the lid, keep the vacuum up to -740 mmHg, hold for 10 minutes, then helium with 1 kg or cm 2 After adding pressure, add 0.35 parts SFS, add 0.3 parts CHP 10 minutes later, inject another 80 parts MMA, 20 parts EA, and 4 parts potassium oleate for 1 hour, then continue For 1 hour to obtain a seed milk (D) having an average particle size of 130 to 150 nm.
説明:上記重合物(A)は硬い中子の単中子乳液、重合物(B)は軟かい中子の単中子乳液、重合物(C)は単中子二重層乳液、重合物(D)は二重中子二重層乳液である。これら重合物(A)、重合物(B)、重合物(C)と重合物(D)は物性に応じて異なる比例で塩化ビニル単体と混合して重合反応をすることが出来る。 Description: The polymer (A) is a hard core single core emulsion, the polymer (B) is a soft core single core milk, the polymer (C) is a single core double layer emulsion, a polymer ( D) is a double core double layer emulsion. These polymer (A), polymer (B), polymer (C) and polymer (D) can be polymerized by mixing with vinyl chloride alone in proportions different depending on the physical properties.
実施例3
200Lの重合槽内にイオンをぬいた浄水70kg、PVA(水解度78mol%)分散剤を加えたのち蓋をかたくしめ、真空-740mmHg迄にし、10分間保持後70kgの塩化ビニル単体と触媒BND過酸化物0.56gを加え、64℃迄に昇温して重合反応、2時間連続的に重合物(A)と(C)の混合液(混合比は表2の如く)を30分にわけて5回投入、更に反応を2時間続けてサンプル粉末を得る。
Example 3
After adding 70 kg of deionized water and PVA (water solubility 78 mol%) dispersant in a 200 L polymerization tank, crush the lid, vacuum up to 740 mmHg, hold for 10 minutes, 70 kg of vinyl chloride and catalyst BND excess Add 0.56g of oxide, raise the temperature to 64 ° C, polymerization reaction, continuously mix polymer (A) and (C) for 2 hours (mixing ratio is as shown in Table 2) in 30 minutes Input 5 times and continue the reaction for 2 hours to obtain sample powder.
表2
Table 2
表3
Table 3
説明:表3から実施例3の1〜5加工物性は比較例よりもよいことがわかる。アクリル酸エステル類重合物と塩化ビニル単体の共重合反応は明らかにポリ塩化ビニル樹脂を機能性のある樹脂にしている。その中実施例3の4が最も良い。これは重合物(A)と重合物(C)の添加量が適当であることを示すもので、実施例3の4と5を比較したとき、重合物(C)がシートのフローエアーに大きく役だっていることが解る。 Explanation: From Table 3, it can be seen that the processed physical properties 1 to 5 of Example 3 are better than the comparative example. The copolymerization reaction between the acrylic ester polymer and vinyl chloride alone clearly makes the polyvinyl chloride resin a functional resin. Among them, 4 of Example 3 is the best. This indicates that the addition amount of the polymer (A) and the polymer (C) is appropriate. When comparing 4 and 5 in Example 3, the polymer (C) is greatly added to the flow air of the sheet. I understand that it is a role.
実施例4
200Lの重合槽内にイオンぬきの浄水70kg、PVA(水解度78mol%)分散剤56g及び重合物(B)と(D)の混合液(混合比は表4の通り)を注入したのち蓋をかたくしめ、真空-740mmHg迄に10分間保持し、70kgのポリクドロエチレン単体と触媒BND過酸化物0.56gを投入、64℃に昇温して重合反応、連続5時間させてサンプル粉末として採取する。
Example 4
After pouring 70 kg of ion-free water, 56 g of PVA (water solubility 78 mol%) dispersant and a mixture of polymer (B) and (D) (mixing ratio is as shown in Table 4) into a 200 L polymerization tank Tighten and hold for 10 minutes until vacuum -740mmHg, add 70kg polycrudeethylene alone and 0.56g of catalyst BND peroxide, raise the temperature to 64 ° C, let the polymerization reaction continue for 5 hours and collect as sample powder To do.
表4
Table 4
表5
Table 5
説明:表5の実施例4の1〜5加工物性は比較例より良い。実施例3と同じくアクリル酸エステル類重合物とクドロエチレン単体の共重合反応はポリクドロエチレン樹脂を機能性のある樹脂にしている。その加工物性から重合物(B)はシートのフローエアーに役だっており、重合物(D)もシートのフローマークの役に立っていることが解る。 Explanation: The processed physical properties 1 to 5 of Example 4 in Table 5 are better than the comparative example. As in Example 3, the copolymerization reaction between the acrylate ester polymer and Kudroethylene alone makes polycrudroethylene resin a functional resin. From the processed properties, it can be seen that the polymer (B) is useful for the flow air of the sheet, and the polymer (D) is also useful for the flow mark of the sheet.
実施例5
200Lの重合槽内にイオンぬきの浄水70kg、PVA(水解度78mol%)分散剤36gと重合物(A)35gを加えたのち蓋をかたくしめ、真空-740mmHg迄にして10分間保持し、第一段階にクドロエチレン単体と触媒BND過酸化物0.56gを加え。64℃迄昇温して重合反応せしめ、30分間反応後、第二段階としてクドロエチレン単体を加えて、連続反応4.5時間させてサンプル粉末となして採取する。第一段階と第二段階に加えたクドロエチレン単体の比例と重合乳液重量比は表6の通りである。
Example 5
In a 200 L polymerization tank, add 70 kg of ion-free water, 36 g of PVA (water solubility 78 mol%) dispersant and 35 g of polymer (A), close the lid, hold the vacuum up to -740 mmHg and hold for 10 minutes. In one stage, add Kudroethylene alone and 0.56g of catalyst BND peroxide. The temperature is raised to 64 ° C. and the polymerization reaction is carried out. After the reaction for 30 minutes, as a second stage, Kudrohethylene alone is added and the reaction is continued for 4.5 hours to obtain a sample powder. Table 6 shows the proportion of Kudroethylene alone added to the first stage and the second stage and the weight ratio of the polymerized emulsion.
表6
Table 6
表7
Table 7
説明:表7から実施例5は塩化ビニルを段階的に添加した実施例で、実施例5の1〜5の加工物性は比較例よりも良い、実施例5の4の第1段階の塩化ビニル単体と第2段階の塩化ビニル単体との比が3又は7のとき最高でかつ加工物性から明らかに重合物乳液(A)はシートのフローマークに役立っている。 Explanation: From Table 7 to Example 5, Example 5 is a stepwise addition of vinyl chloride, and the processed physical properties of Examples 1 to 5 are better than those of Comparative Example. The polymer emulsion (A) is most useful when the ratio of the simple substance to the second stage vinyl chloride is 3 or 7, and clearly from the processed physical properties.
実施例6
200Lの重合槽内にイオンぬきの浄水70kg、PVA分散剤(水解度78mol%)36gを加えたのち蓋をかたくしめ、真空-740mmHg迄に10分間保持し、70kgの塩化ビニル単体と過酸化物触媒BND 0.56gを加え、64℃迄に昇温して重合反応させ、60分間反応した後重合物(B)140gを連続的に30分注加し、4.5時間反応せしめて、サンプル粉末とする。
Example 6
After adding 70 kg of ion-free purified water and 36 g of PVA dispersant (water solubility 78 mol%) in a 200 L polymerization tank, the lid is swamped and held for 10 minutes to -740 mmHg, 70 kg of vinyl chloride alone and peroxide Add 0.56 g of catalyst BND, raise the temperature to 64 ° C. to allow polymerization reaction, react for 60 minutes, then continuously add 140 g of polymer (B) for 30 minutes and react for 4.5 hours to obtain sample powder .
実施例7
200Lの重合槽内にイオンぬきの浄水70kg、PVA分散剤(水解度78mol%)36gを加えたのち蓋をかたくしめ、真空-740mmHg迄に10分間保持し、70kgの塩化ビニル単体と過酸化物触媒BND 0.56gを加え、64℃迄昇温して重合反応させ、60分間反応後重合物(C)140gを連続的に30分添加し、4時間反応せしめて、サンプル粉末を得る。
Example 7
After adding 70 kg of ion-free purified water and 36 g of PVA dispersant (water solubility 78 mol%) in a 200 L polymerization tank, the lid is swamped and held for 10 minutes to -740 mmHg, 70 kg of vinyl chloride alone and peroxide 0.56 g of catalyst BND is added, the temperature is raised to 64 ° C. for polymerization reaction, and after reaction for 60 minutes, 140 g of polymer (C) is continuously added for 30 minutes and reacted for 4 hours to obtain a sample powder.
実施例8
200Lの重合槽内にイオンぬきの浄水70kg、PVA分散剤(水解度78mol%)36gを加えたのち蓋をかたくしめ、真空-740mmHg迄に10分間保持し、70kgの塩化ビニル単体と過酸化物触媒BND 0.56gを加え、64℃迄昇温して重合反応させ、90分間反応後重合物(D)140gと重合物(A)140g混合物を連続的30分添加し、3.5時間反応せしめて、サンプル粉末とする。
Example 8
After adding 70 kg of ion-free water and 36 g of PVA dispersant (water solubility 78 mol%) in a 200 L polymerization tank, the lid is tightly held and held for 10 minutes to -740 mmHg, 70 kg of vinyl chloride alone and peroxide Add 0.56 g of catalyst BND, raise the temperature to 64 ° C. and allow the polymerization reaction to occur. After reacting for 90 minutes, add 140 g of polymer (D) and 140 g of polymer (A) continuously for 30 minutes and react for 3.5 hours. Sample powder.
実施例9
200Lの重合槽内にイオンぬきの浄水70kg、PVA分散剤(水解度78mol%)と重合物(A)乾燥物を加えたのち蓋をかたくしめ、真空-740mmHg迄に10分間保持し、70kgの塩化ビニル単体と過酸化物触媒BND 0.56gを加え、64℃迄に昇温して重合反応させ、5時間反応して、サンプル粉末とする。
Example 9
After adding 70 kg of ion-free purified water, PVA dispersant (water solubility 78 mol%) and polymer (A) dry matter in a 200 L polymerization tank, close the lid, hold it for 10 minutes to a vacuum of -740 mmHg, 70 kg Add vinyl chloride alone and 0.56 g of peroxide catalyst BND, raise the temperature to 64 ° C. to cause a polymerization reaction, and react for 5 hours to obtain a sample powder.
表8
Table 8
説明:表8は重合物(B)、(C)、(D)及(A)を順序的に実施例6、7、8及び9に加えた結果の粉体の特性及びその加工物性である。実施例7〜9の加工物性はおのおの比較例よりもよい。実施例9は反応の前に加えたもので、もし多種の重合物を混合して添加したときの加工物性は、シートのフローエアーとシートのフローマークは単一添加のときよりよい。 Description: Table 8 shows the properties of the resulting powder and its processed physical properties when the polymers (B), (C), (D) and (A) are added to Examples 6, 7, 8 and 9 in order. . The processed physical properties of Examples 7 to 9 are better than the comparative examples. Example 9 was added before the reaction, and the processing properties when various polymers were mixed and added were better than when the sheet flow air and the sheet flow mark were added alone.
Claims (10)
総量の90〜99.9 wt%を占めるビニルハライド単体或いはビニルハライド単体を主体とした多種の混合物体に、
添加して、共重合或いはグラフト反応して、ビニルハライドポリマーを生成することを特徴とする機能性ビニルハライドポリマーの製造方法。 Various types of alkyl acrylate esters alone or various types of alkyl acrylate esters or acrylate esters polymer emulsions or dried products occupying about 10 to 0.1 wt% of the total amount,
For vinyl halide simple substance or 90% to 99.9 wt% of the total amount, or various mixed objects mainly composed of vinyl halide,
A method for producing a functional vinyl halide polymer, comprising adding and copolymerizing or grafting to produce a vinyl halide polymer.
アクリル酸エステル類重合物乾燥物の添加は反応開始前に重合槽に全部を投入して重合反応をさせることを特徴とする請求項1に記載の機能性ビニルハライドポリマーの製造方法。 Addition of various kinds of alkyl group acrylic acid esters or acrylic acid ester polymer emulsion is added to the polymerization tank before the reaction, or until the addition of the emulsion continuously from the beginning of the polymerization reaction,
2. The method for producing a functional vinyl halide polymer according to claim 1, wherein the addition of the acrylic ester polymer dry product is performed by introducing the whole into a polymerization tank before the reaction is started.
アクリル酸エステル類重合物乾燥物の添加量が8.0〜0.2 wt%であることを特徴とする請求項1に記載の機能性ビニルハライドポリマーの製造方法。 The proportion of the added amount of various alkyl group acrylic acid esters or acrylic acid ester polymer emulsions in vinyl halide alone or in various mixed polymerizations is 4.0 to 0.02 wt%,
2. The method for producing a functional vinyl halide polymer according to claim 1, wherein the amount of the acrylate ester polymer dry product added is 8.0 to 0.2 wt%.
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