CA2054865A1 - Methode d'obtention d'un polymere a base de chlorure de vinyle - Google Patents

Methode d'obtention d'un polymere a base de chlorure de vinyle

Info

Publication number: CA2054865A1
Authority: CA; Canada
Prior art keywords: range; group; weight; suspending agent; polymerization
Prior art date: 1990-11-05
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Abandoned

Application number

CA 2054865

Other languages

English (en)

Inventor

Ichiro Kaneko

Tatsuya Fujimoto

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Shin Etsu Chemical Co Ltd

Original Assignee

Individual

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1990-11-05

Filing date

1991-11-04

Publication date

1992-05-06

1991-11-04 Application filed by Individual filed Critical Individual

1992-05-06 Publication of CA2054865A1 publication Critical patent/CA2054865A1/fr

Status Abandoned legal-status Critical Current

Links

229920000915 polyvinyl chloride Polymers 0.000 title claims abstract description 27
238000000034 method Methods 0.000 title claims abstract description 24
238000002360 preparation method Methods 0.000 title claims description 6
239000000375 suspending agent Substances 0.000 claims abstract description 77
238000006116 polymerization reaction Methods 0.000 claims abstract description 51
239000000178 monomer Substances 0.000 claims abstract description 34
BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims abstract description 31
239000000203 mixture Substances 0.000 claims abstract description 23
239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 21
229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 21
-1 caprolatam group Chemical group 0.000 claims abstract description 17
238000010557 suspension polymerization reaction Methods 0.000 claims abstract description 15
239000007864 aqueous solution Substances 0.000 claims abstract description 9
238000006467 substitution reaction Methods 0.000 claims abstract description 9
235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims abstract description 7
239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims abstract description 6
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 claims abstract description 6
IZXIZTKNFFYFOF-UHFFFAOYSA-N 2-Oxazolidone Chemical group O=C1NCCO1 IZXIZTKNFFYFOF-UHFFFAOYSA-N 0.000 claims abstract description 5
HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical group O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims abstract description 5
HBRXQSHUXIJOKV-UHFFFAOYSA-N 5-methyl-1,3-oxazolidin-2-one Chemical group CC1CNC(=O)O1 HBRXQSHUXIJOKV-UHFFFAOYSA-N 0.000 claims abstract description 3
229940000425 combination drug Drugs 0.000 claims abstract 2
238000007127 saponification reaction Methods 0.000 claims description 20
JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical group O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 6
229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims description 6
239000003505 polymerization initiator Substances 0.000 claims description 6
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical group CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 4
239000012736 aqueous medium Substances 0.000 claims description 3
125000004122 cyclic group Chemical group 0.000 claims description 3
229910052757 nitrogen Inorganic materials 0.000 claims description 3
125000004433 nitrogen atom Chemical group N* 0.000 claims description 3
125000000962 organic group Chemical group 0.000 claims description 3
125000004430 oxygen atom Chemical group O* 0.000 claims description 3
235000013350 formula milk Nutrition 0.000 claims 1
229920005989 resin Polymers 0.000 abstract description 39
239000011347 resin Substances 0.000 abstract description 39
239000004014 plasticizer Substances 0.000 abstract description 21
235000019422 polyvinyl alcohol Nutrition 0.000 abstract description 20
229940068984 polyvinyl alcohol Drugs 0.000 abstract description 18
241000251468 Actinopterygii Species 0.000 abstract description 12
239000000843 powder Substances 0.000 abstract description 10
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical group C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract description 3
239000005977 Ethylene Substances 0.000 abstract description 3
230000003247 decreasing effect Effects 0.000 abstract description 3
GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 abstract 1
239000004800 polyvinyl chloride Substances 0.000 abstract 1
239000003795 chemical substances by application Substances 0.000 description 20
239000002245 particle Substances 0.000 description 20
238000002474 experimental method Methods 0.000 description 11
238000007864 suspending Methods 0.000 description 11
MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 7
BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 7
238000009826 distribution Methods 0.000 description 7
125000002112 pyrrolidino group Chemical group [*]N1C([H])([H])C([H])([H])C([H])([H])C1([H])[H] 0.000 description 7
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
239000000725 suspension Substances 0.000 description 6
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
229920000642 polymer Polymers 0.000 description 5
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
238000007792 addition Methods 0.000 description 4
230000000052 comparative effect Effects 0.000 description 4
150000002500 ions Chemical class 0.000 description 4
239000002609 medium Substances 0.000 description 4
XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
238000013019 agitation Methods 0.000 description 3
150000001875 compounds Chemical class 0.000 description 3
125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 3
239000000047 product Substances 0.000 description 3
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
230000009102 absorption Effects 0.000 description 2
238000010521 absorption reaction Methods 0.000 description 2
238000007334 copolymerization reaction Methods 0.000 description 2
230000008021 deposition Effects 0.000 description 2
239000002270 dispersing agent Substances 0.000 description 2
230000000694 effects Effects 0.000 description 2
150000002148 esters Chemical class 0.000 description 2
238000001879 gelation Methods 0.000 description 2
239000004094 surface-active agent Substances 0.000 description 2
WRXCBRHBHGNNQA-UHFFFAOYSA-N (2,4-dichlorobenzoyl) 2,4-dichlorobenzenecarboperoxoate Chemical compound ClC1=CC(Cl)=CC=C1C(=O)OOC(=O)C1=CC=C(Cl)C=C1Cl WRXCBRHBHGNNQA-UHFFFAOYSA-N 0.000 description 1
NMHPKVDFYDXHHV-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy 7,7-dimethyloctaneperoxoate Chemical compound CC(C)(C)CCCCCC(=O)OOOC(C)(C)C NMHPKVDFYDXHHV-UHFFFAOYSA-N 0.000 description 1
XSZYESUNPWGWFQ-UHFFFAOYSA-N 1-(2-hydroperoxypropan-2-yl)-4-methylcyclohexane Chemical compound CC1CCC(C(C)(C)OO)CC1 XSZYESUNPWGWFQ-UHFFFAOYSA-N 0.000 description 1
OZAIFHULBGXAKX-UHFFFAOYSA-N 2,2'-azo-bis-isobutyronitrile Substances N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 1
OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
VQWSJYZWCBRZII-UHFFFAOYSA-N 2-methylpentan-2-yloxy 2,2-dimethylpropaneperoxoate Chemical compound CCCC(C)(C)OOOC(=O)C(C)(C)C VQWSJYZWCBRZII-UHFFFAOYSA-N 0.000 description 1
TWXZAIDBXIAWPZ-UHFFFAOYSA-N 2-methylpentan-2-yloxy 3,3-dimethylbutaneperoxoate Chemical compound CCCC(C)(C)OOOC(=O)CC(C)(C)C TWXZAIDBXIAWPZ-UHFFFAOYSA-N 0.000 description 1
RPBWMJBZQXCSFW-UHFFFAOYSA-N 2-methylpropanoyl 2-methylpropaneperoxoate Chemical compound CC(C)C(=O)OOC(=O)C(C)C RPBWMJBZQXCSFW-UHFFFAOYSA-N 0.000 description 1
NXVGUNGPINUNQN-UHFFFAOYSA-N 2-phenylpropan-2-yl 7,7-dimethyloctaneperoxoate Chemical compound CC(C)(C)CCCCCC(=O)OOC(C)(C)C1=CC=CC=C1 NXVGUNGPINUNQN-UHFFFAOYSA-N 0.000 description 1
KFGFVPMRLOQXNB-UHFFFAOYSA-N 3,5,5-trimethylhexanoyl 3,5,5-trimethylhexaneperoxoate Chemical compound CC(C)(C)CC(C)CC(=O)OOC(=O)CC(C)CC(C)(C)C KFGFVPMRLOQXNB-UHFFFAOYSA-N 0.000 description 1
RTANHMOFHGSZQO-UHFFFAOYSA-N 4-methoxy-2,4-dimethylpentanenitrile Chemical compound COC(C)(C)CC(C)C#N RTANHMOFHGSZQO-UHFFFAOYSA-N 0.000 description 1
NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
229910000838 Al alloy Inorganic materials 0.000 description 1
239000004342 Benzoyl peroxide Substances 0.000 description 1
OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 1
CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
206010047289 Ventricular extrasystoles Diseases 0.000 description 1
230000001133 acceleration Effects 0.000 description 1
KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000002411 adverse Effects 0.000 description 1
150000001336 alkenes Chemical class 0.000 description 1
239000002216 antistatic agent Substances 0.000 description 1
235000019400 benzoyl peroxide Nutrition 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000006229 carbon black Substances 0.000 description 1
DNIXAJDTKBMUSH-UHFFFAOYSA-N carboxy 1,2-dimethoxypropan-2-ylperoxy carbonate Chemical compound COCC(C)(OC)OOOC(=O)OC(O)=O DNIXAJDTKBMUSH-UHFFFAOYSA-N 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
238000013329 compounding Methods 0.000 description 1
229920001577 copolymer Polymers 0.000 description 1
XJOBOFWTZOKMOH-UHFFFAOYSA-N decanoyl decaneperoxoate Chemical compound CCCCCCCCCC(=O)OOC(=O)CCCCCCCCC XJOBOFWTZOKMOH-UHFFFAOYSA-N 0.000 description 1
239000008367 deionised water Substances 0.000 description 1
229910021641 deionized water Inorganic materials 0.000 description 1
UQLDLKMNUJERMK-UHFFFAOYSA-L di(octadecanoyloxy)lead Chemical compound [Pb+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O UQLDLKMNUJERMK-UHFFFAOYSA-L 0.000 description 1
230000008034 disappearance Effects 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
239000000839 emulsion Substances 0.000 description 1
235000019441 ethanol Nutrition 0.000 description 1
UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
239000003365 glass fiber Substances 0.000 description 1
239000003999 initiator Substances 0.000 description 1
238000004898 kneading Methods 0.000 description 1
OCWMFVJKFWXKNZ-UHFFFAOYSA-L lead(2+);oxygen(2-);sulfate Chemical compound [O-2].[O-2].[O-2].[Pb+2].[Pb+2].[Pb+2].[Pb+2].[O-]S([O-])(=O)=O OCWMFVJKFWXKNZ-UHFFFAOYSA-L 0.000 description 1
FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
239000000463 material Substances 0.000 description 1
238000002156 mixing Methods 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
238000000465 moulding Methods 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
HCTVWSOKIJULET-LQDWTQKMSA-M phenoxymethylpenicillin potassium Chemical compound [K+].N([C@H]1[C@H]2SC([C@@H](N2C1=O)C([O-])=O)(C)C)C(=O)COC1=CC=CC=C1 HCTVWSOKIJULET-LQDWTQKMSA-M 0.000 description 1
229950010765 pivalate Drugs 0.000 description 1
IUGYQRQAERSCNH-UHFFFAOYSA-N pivalic acid Chemical compound CC(C)(C)C(O)=O IUGYQRQAERSCNH-UHFFFAOYSA-N 0.000 description 1
BWJUFXUULUEGMA-UHFFFAOYSA-N propan-2-yl propan-2-yloxycarbonyloxy carbonate Chemical compound CC(C)OC(=O)OOC(=O)OC(C)C BWJUFXUULUEGMA-UHFFFAOYSA-N 0.000 description 1
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
238000000926 separation method Methods 0.000 description 1
238000004904 shortening Methods 0.000 description 1
239000002002 slurry Substances 0.000 description 1
MWNQXXOSWHCCOZ-UHFFFAOYSA-L sodium;oxido carbonate Chemical class [Na+].[O-]OC([O-])=O MWNQXXOSWHCCOZ-UHFFFAOYSA-L 0.000 description 1
239000000243 solution Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
230000006641 stabilisation Effects 0.000 description 1
238000011105 stabilization Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000012360 testing method Methods 0.000 description 1
229920005992 thermoplastic resin Polymers 0.000 description 1
239000004408 titanium dioxide Substances 0.000 description 1
238000012546 transfer Methods 0.000 description 1

Landscapes

Polymerisation Methods In General (AREA)

CA 2054865 1990-11-05 1991-11-04 Methode d'obtention d'un polymere a base de chlorure de vinyle Abandoned CA2054865A1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2-299638		1990-11-05
JP29963890A JP2823681B2 (ja)	1990-11-05	1990-11-05	塩化ビニル系重合体の製造方法

Publications (1)

Publication Number	Publication Date
CA2054865A1 true CA2054865A1 (fr)	1992-05-06

Family

ID=17875180

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2054865 Abandoned CA2054865A1 (fr)	1990-11-05	1991-11-04	Methode d'obtention d'un polymere a base de chlorure de vinyle

Country Status (2)

Country	Link
JP (1)	JP2823681B2 (fr)
CA (1)	CA2054865A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN105153335A (zh) *	2014-05-27	2015-12-16	中国石油化工集团公司	一种聚乙烯醇及其制备方法和用途
EP3336110A4 (fr) *	2016-06-21	2018-12-05	LG Chem, Ltd.	Procédé de production d'un polymère à base de chlorure de vinyle

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP5512444B2 (ja)	2010-01-28	2014-06-04	レシップホールディングス株式会社	蓄電池充電システム

1990
- 1990-11-05 JP JP29963890A patent/JP2823681B2/ja not_active Expired - Fee Related
1991
- 1991-11-04 CA CA 2054865 patent/CA2054865A1/fr not_active Abandoned

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN105153335A (zh) *	2014-05-27	2015-12-16	中国石油化工集团公司	一种聚乙烯醇及其制备方法和用途
CN105153335B (zh) *	2014-05-27	2018-11-06	中国石油化工集团公司	一种聚乙烯醇及其制备方法和用途
EP3336110A4 (fr) *	2016-06-21	2018-12-05	LG Chem, Ltd.	Procédé de production d'un polymère à base de chlorure de vinyle
US10654954B2 (en)	2016-06-21	2020-05-19	Lg Chem Ltd.	Method of preparing vinyl chloride-based polymer

Also Published As

Publication number	Publication date
JPH04173803A (ja)	1992-06-22
JP2823681B2 (ja)	1998-11-11

Legal Events

Date	Code	Title	Description
1993-12-09	EEER	Examination request
1996-05-04	FZDE	Dead

Publication	Publication Date	Title
US5977273A (en)	1999-11-02	Process for suspension polymerization of vinyl chloride with carboxyl containing polyvinyl-alcohol
US5204421A (en)	1993-04-20	Process for preparing vinyl chloride polymer improved in plasticizer take-up by two-stage addition of dispersion stabilizers
EP0560264B1 (fr)	1996-12-04	Deuxième agent de suspension pour la polymérisation en suspension d'un composé vinylique
CA2054865A1 (fr)	1992-05-06	Methode d'obtention d'un polymere a base de chlorure de vinyle
JPH06107712A (ja)	1994-04-19	塩化ビニル系重合体の製造方法
JP3169673B2 (ja)	2001-05-28	塩化ビニル系重合体の製造方法
JP3257174B2 (ja)	2002-02-18	塩化ビニル系重合体の製造方法
JP3340492B2 (ja)	2002-11-05	ビニル系化合物の懸濁重合用分散助剤
EP0433754B1 (fr)	1994-06-08	Procédé de polymérisation en suspension de monomères de chlorure de vinyle
US5235012A (en)	1993-08-10	Method for polymerizing vinyl chloride with controlled water addition
US5342906A (en)	1994-08-30	Method for the suspension polymerization of vinyl chloride monomer
JP2986258B2 (ja)	1999-12-06	塩化ビニル系重合体の製造方法
JP3210388B2 (ja)	2001-09-17	塩化ビニル系重合体の製造方法
JP2962615B2 (ja)	1999-10-12	塩化ビニル系重合体の製造方法
JP3066136B2 (ja)	2000-07-17	分散剤
JP3071239B2 (ja)	2000-07-31	塩化ビニル系単量体の懸濁重合方法
JP2938635B2 (ja)	1999-08-23	塩化ビニル系重合体の製造方法
EP0177974B1 (fr)	1990-09-12	Procédé de préparation d'une résine de chlorure de polyvinyle
JP3115919B2 (ja)	2000-12-11	塩化ビニル系重合体の製造方法
JP3601149B2 (ja)	2004-12-15	塩化ビニル系重合体の製造方法
JP2882660B2 (ja)	1999-04-12	ビニル系化合物の懸濁重合用の分散助剤および分散安定剤
JPH0778083B2 (ja)	1995-08-23	塩化ビニル系懸濁重合方法における懸濁安定剤の仕込み方法
JP2588569B2 (ja)	1997-03-05	塩化ビニル懸濁重合方法
JP3284723B2 (ja)	2002-05-20	塩化ビニル系重合体の製造方法
EP0442737B1 (fr)	1994-04-20	Méthode pour la préparation de résine de polychlorure vinylique