JPH03210353A - Reinforced thermoplastic resin composition - Google Patents
Reinforced thermoplastic resin compositionInfo
- Publication number
- JPH03210353A JPH03210353A JP344690A JP344690A JPH03210353A JP H03210353 A JPH03210353 A JP H03210353A JP 344690 A JP344690 A JP 344690A JP 344690 A JP344690 A JP 344690A JP H03210353 A JPH03210353 A JP H03210353A
- Authority
- JP
- Japan
- Prior art keywords
- polystyrene resin
- glass fiber
- rubber component
- resin composition
- modified
- Prior art date
- 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.)
- Granted
Links
- 239000011342 resin composition Substances 0.000 title claims description 13
- 229920005992 thermoplastic resin Polymers 0.000 title claims description 8
- 229920005990 polystyrene resin Polymers 0.000 claims abstract description 45
- 239000003365 glass fiber Substances 0.000 claims abstract description 34
- 239000007822 coupling agent Substances 0.000 claims abstract description 11
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 claims abstract description 11
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000002787 reinforcement Effects 0.000 claims abstract description 6
- 239000000178 monomer Substances 0.000 claims description 7
- 238000006116 polymerization reaction Methods 0.000 claims description 6
- 239000012779 reinforcing material Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 abstract description 12
- 239000011347 resin Substances 0.000 abstract description 12
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 abstract description 6
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 abstract description 2
- 238000013329 compounding Methods 0.000 abstract 1
- 150000001993 dienes Chemical class 0.000 abstract 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 6
- 239000008188 pellet Substances 0.000 description 6
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 4
- -1 diene compounds Chemical class 0.000 description 4
- SBYMUDUGTIKLCR-UHFFFAOYSA-N 2-chloroethenylbenzene Chemical compound ClC=CC1=CC=CC=C1 SBYMUDUGTIKLCR-UHFFFAOYSA-N 0.000 description 3
- BTOVVHWKPVSLBI-UHFFFAOYSA-N 2-methylprop-1-enylbenzene Chemical compound CC(C)=CC1=CC=CC=C1 BTOVVHWKPVSLBI-UHFFFAOYSA-N 0.000 description 3
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 150000003440 styrenes Chemical class 0.000 description 3
- 239000006087 Silane Coupling Agent Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、優れた物性を有するガラス繊維強化ポリスチ
レン樹脂組成物に関する。DETAILED DESCRIPTION OF THE INVENTION (Industrial Field of Application) The present invention relates to a glass fiber reinforced polystyrene resin composition having excellent physical properties.
（従来の技術）
樹脂に、機械的強度を付与する手段として、ガラス繊維
等の無機充填材を配合することは一般的に行われている
が、ポリスチレン樹脂については、樹脂とガラス繊維と
の密着性が悪く、特に衝撃強度が著しく低下すると言う
問題がある。(Prior art) It is common practice to add inorganic fillers such as glass fibers to resins as a means of imparting mechanical strength. There is a problem in that the properties are poor, and in particular, the impact strength is significantly reduced.
樹脂とガラス繊維との密着性を向上させる方法として、
シラン系カップリング剤などを用いてガラス繊維の表面
処理を行う方法が知られている。As a method to improve the adhesion between resin and glass fiber,
A method of surface-treating glass fibers using a silane coupling agent or the like is known.
また、特公昭５１−２９１８３号公報には、アクリル酸
を押出機を用いて共重合させ、変性処理を施した変性ポ
リスチレン樹脂を用い、樹脂とガラス繊維との密着性を
向上させることにより、曲げ強度、弓張強度及び熱変形
温度が向上することが開示されている。In addition, Japanese Patent Publication No. 51-29183 discloses that a modified polystyrene resin is copolymerized with acrylic acid using an extruder and subjected to a modification treatment to improve the adhesion between the resin and glass fibers. It is disclosed that strength, bow tensile strength and heat distortion temperature are improved.
（発明が解決しようとする課題）
しかしながら、シラン系カップリング剤などで表面処理
を施したガラス繊維を用いた場合には、密着性の著しい
改善は認められず、十分な機械的強度を有するものが得
られない。また、成形品にシルバーストリークが発生し
て表面状態が悪化する等の問題がある。(Problems to be Solved by the Invention) However, when using glass fibers that have been surface-treated with a silane coupling agent, no significant improvement in adhesion was observed, and the glass fibers had sufficient mechanical strength. is not obtained. Further, there are problems such as silver streaks occurring on the molded product and deterioration of the surface condition.
一方、特公昭５１−２９１８３号公報に開示されたガラ
ス繊維強化ポリスチレン樹脂組成物は、その衝撃強度が
低いと言う問題がある。On the other hand, the glass fiber reinforced polystyrene resin composition disclosed in Japanese Patent Publication No. 51-29183 has a problem in that its impact strength is low.
本発明は、従来の技術における上記のような問題点に鑑
みてなされたものである。すなわち、本発明の目的は、
樹脂とガラス繊維との密着性が改善され、高い機械的強
度、特に、高い衝撃強度を有するガラス繊維強化ポリス
チレン樹脂組成物を提供することにある。The present invention has been made in view of the above-mentioned problems in the conventional technology. That is, the purpose of the present invention is to
The object of the present invention is to provide a glass fiber-reinforced polystyrene resin composition that has improved adhesion between the resin and glass fibers and has high mechanical strength, particularly high impact strength.
（課題を解決するための手段）
本発明者等は、予めモノマーの重合時に無水マレイン酸
を共重合させることによって変性処理を施したゴム成分
を含むポリスチレン樹脂と、アミノシラン系カップリン
グ剤で処理したガラス繊維を用いると、樹脂とガラス繊
維との密着性が改善され、高い強度を有するガラス繊維
強化ポリスチレン樹脂組成物が得られることを見出たし
、本発明を完成した。(Means for Solving the Problems) The present inventors have developed a polystyrene resin containing a rubber component that has been modified in advance by copolymerizing maleic anhydride during monomer polymerization, and treated with an aminosilane coupling agent. The inventors have discovered that when glass fibers are used, the adhesion between the resin and the glass fibers is improved and a glass fiber-reinforced polystyrene resin composition having high strength can be obtained, and the present invention has been completed.
すなわち、本発明の第１のものは、変性ポリスチレン樹
脂とガラス繊維系強化材とからなる強化熱可塑性樹脂組
成物において、該変性ポリスチレン樹脂として、予めモ
ノマーの重合時に無水７１ツイン酸を共重合させること
によって変性処理を施したゴム成分を含むポリスチレン
樹脂を用い、ガラス繊維系強化材として、アミノシラン
系カップリング剤で処理したものを用いたことを特徴と
する。That is, the first aspect of the present invention is a reinforced thermoplastic resin composition comprising a modified polystyrene resin and a glass fiber reinforcement, in which 71 twin acid anhydride is copolymerized in advance during monomer polymerization as the modified polystyrene resin. The present invention is characterized in that a polystyrene resin containing a rubber component that has been subjected to a modification treatment is used, and a glass fiber reinforced material that has been treated with an aminosilane coupling agent is used.
また、第２のものは、変性ポリスチレン樹脂と未変性ポ
リスチレン樹脂とガラス繊維系強化材とからなる強化熱
可塑性樹脂組成物において、該変性ポリスチレン樹脂と
して、予めモノマーの重合時に無水マレイン酸を共重合
させることによって変性処理を施したゴム成分を含むポ
リスチレン樹脂を用い、ガラス繊維系強化材として、ア
ミノシラン系カップリング剤で処理したものを用いたこ
とを特徴とする。この場合、未変性ポリスチレン樹脂と
して、ゴム成分を含むポリスチレン樹脂を用いることが
衝撃強度の改善の点で好ましい。The second one is a reinforced thermoplastic resin composition consisting of a modified polystyrene resin, an unmodified polystyrene resin, and a glass fiber reinforcement, in which maleic anhydride is copolymerized in advance during monomer polymerization as the modified polystyrene resin. The present invention is characterized in that it uses a polystyrene resin containing a rubber component that has been subjected to a modification treatment by using a polystyrene resin that has been treated with an aminosilane coupling agent as a glass fiber reinforcing material. In this case, it is preferable to use a polystyrene resin containing a rubber component as the unmodified polystyrene resin in terms of improving impact strength.
本発明において使用する変性ポリスチレン樹脂は、予め
モノマーの重合時に無水マレイン酸を共重合させること
によって変性処理を施したゴム成分を含むものであって
、例えば次のようにして製造される。モノマーとして、
スチレン、α−メチルスチレン、ジメチルスチレン、ク
ロロスチレン等のスチレン類５０重量％以上、無水マレ
イン酸０．５〜２０，０重量％、ジエン系化合物５〜４
０．０重量％を使用し、公知の方法によって共重合させ
る。The modified polystyrene resin used in the present invention contains a rubber component that has been modified in advance by copolymerizing maleic anhydride during monomer polymerization, and is produced, for example, as follows. As a monomer,
50% by weight or more of styrenes such as styrene, α-methylstyrene, dimethylstyrene, chlorostyrene, 0.5-20.0% by weight of maleic anhydride, 5-4 diene compounds
Using 0.0% by weight, copolymerization is carried out by a known method.
共重合の条件は、特に限定されるものではなく、公知の
条件が採用される。但し、ジエン系化合物については、
スチレン類と無水マレイン酸を共重合させた後、混合し
てもよい。The copolymerization conditions are not particularly limited, and known conditions may be employed. However, for diene compounds,
Styrenes and maleic anhydride may be copolymerized and then mixed.
ジエン系化合物としては、ブタジェン、クロロプレン、
イソプレン等を使用することができる。Diene compounds include butadiene, chloroprene,
Isoprene etc. can be used.
本発明において、上記マレイン酸変性ポリスチレン樹脂
と併用することができる未変性ポリスチレン樹脂として
は、ゴム成分を含有するもの及びゴム成分を含有しない
もののいずれを使用することもできる。In the present invention, as the unmodified polystyrene resin that can be used in combination with the maleic acid-modified polystyrene resin, either one containing a rubber component or one not containing a rubber component can be used.
ゴム成分を含む未変性ポリスチレン樹脂としては、例え
ば、スチレン、α−メチルスチレン、ジメチルスチレン
、クロロスチレン等のスチレン類と、ブタジェン、クロ
ロプレン、イソプレン等のジエン化合物との共重合体を
使用することができる。これ等共重合体及びそれらの混
合物において、スチレン類の含有量は６０重量％以上で
あるのが好ましい。As the unmodified polystyrene resin containing a rubber component, for example, a copolymer of styrene such as styrene, α-methylstyrene, dimethylstyrene, or chlorostyrene and a diene compound such as butadiene, chloroprene, or isoprene may be used. can. In these copolymers and mixtures thereof, the content of styrenes is preferably 60% by weight or more.
また、ゴム成分を含まない未変性ポリスチレン樹脂とし
ては、例えば、スチレン、α−メチルスチレン、ジメチ
ルスチレン、クロロスチレン等のスチレン類の重合体が
あげられる。Examples of unmodified polystyrene resins containing no rubber component include styrene polymers such as styrene, α-methylstyrene, dimethylstyrene, and chlorostyrene.
これ等未変性ポリスチレン樹脂は、上記マレイン酸変性
ポリスチレン樹脂に対して、０．５：９．５〜９．５：
０．５の範囲で配合することができる。These unmodified polystyrene resins have a ratio of 0.5:9.5 to 9.5 to the maleic acid-modified polystyrene resin.
It can be blended within a range of 0.5.
本発明において、ガラス繊維としては、アミノシラン系
カップリング剤で処理したものが使用される。処理に使
用されるアミノシラン系カップリング剤としては、例え
ば次のものをあげることができる。γ−アミノプロピル
トリエトキシシラン、Ｎ−β−（アミノエチル）−γ−
アミノプロピルトリエトキシシラン、Ｎ−β−（アミノ
エチル）−γ−アミノプロピルメチルジメトキシシラン
。In the present invention, the glass fibers used are those treated with an aminosilane coupling agent. Examples of the aminosilane coupling agent used in the treatment include the following: γ-aminopropyltriethoxysilane, N-β-(aminoethyl)-γ-
Aminopropyltriethoxysilane, N-β-(aminoethyl)-γ-aminopropylmethyldimethoxysilane.
ガラス繊維は、その長さが長い方が好ましく、通常３〜
６龍の繊維長を有するものが好適に使用される。It is preferable that the length of the glass fiber is long, usually 3~
A fiber having a fiber length of 6 mm is preferably used.
ガラス繊維の配合割合は、全樹脂に対して１０〜３０％
の範囲であることが好ましい。The blending ratio of glass fiber is 10 to 30% of the total resin.
It is preferable that it is in the range of .
（実施例） 以下、本発明を実施例によってさらに詳細に説明する。(Example) Hereinafter, the present invention will be explained in more detail with reference to Examples.
実施例１
ゴム成分を含むマレイン酸変性ボリスチ１／ン樹脂（ダ
イラーク＃７００、種水化成品工業■製）のベレット８
０部に、２０部のガラス繊維を押出機において添加した
。ガラス繊維としては、予め、アミノシラン系カップリ
ング剤を用いて処理したもの（ＦＥＳ−Ｏ３−１２４３
，３龍チヨツプストランド、富士ファイバーグラス■製
）を押出機によって混練した後、射出成形機によって、
金型温度４０℃、樹脂温度２２０℃、成形温度２２０℃
、射出圧力６００ ｋｇ／ｃｄの条件で成形し、試験片
を作製した。Example 1 Bellet 8 of maleic acid-modified Boristine 1/2 resin containing a rubber component (Dylarc #700, manufactured by Tanemizu Kaseihin Kogyo ■)
To 0 parts, 20 parts of glass fibers were added in an extruder. The glass fibers were those previously treated with an aminosilane coupling agent (FES-O3-1243).
, 3Ryu Chip Strand, manufactured by Fuji Fiberglass ■) using an extruder, and then using an injection molding machine.
Mold temperature 40℃, resin temperature 220℃, molding temperature 220℃
A test piece was prepared by molding at an injection pressure of 600 kg/cd.
得られた試験片について、曲げ強度（＾ＳＴＭＤ７９０
） 、曲げ弾性率（ＡＳＴＭ Ｄ７９０） 、引張強度
（ＡＳＴＭ Ｄ６３８） 、衝撃強度（ＡＳＴＭ Ｄ２
５６、ノツチ付、ｔ−３，２關、２３℃）、及び熱変形
温度（ＡＳＴＭ Ｄ６４８．１８．８ｋｇ／ｃシ）を測
定した。それ等の結果を第１表に示す
実施例２〜４
ゴム成分を含むマレイン酸変性ポリスチレン樹脂（ダイ
ラーク＃７００、種水化成品工業■製）のベレットと、
ゴム成分を含む未変性のポリスチレン樹脂（ダイヤレッ
クスＨＴ７Ｅｉ、三菱モンサンド化成株式会社製）のベ
レットとを、６ ：４ （実施例２）、５：５（実施例
３）、４：Ｂ（実施例４）の割合で配合したちの８０部
に、実施例１におけると同様のガラス繊維２０部を添加
し、実施例１と同様にして試験片を作製した。それらに
ついて、実施例１と同様に試験を行った。結果を第１表
に示す。The bending strength (^STMD790
), flexural modulus (ASTM D790), tensile strength (ASTM D638), impact strength (ASTM D2)
56, notched, t-3.2, 23° C.) and heat distortion temperature (ASTM D648.18.8 kg/c). The results are shown in Table 1. Examples 2 to 4 A pellet made of maleic acid-modified polystyrene resin containing a rubber component (Dylark #700, manufactured by Tanemizu Kaseihin Kogyo ■),
A pellet of unmodified polystyrene resin containing a rubber component (Dialex HT7Ei, manufactured by Mitsubishi Monsando Kasei Co., Ltd.) was mixed with a pellet of 6:4 (Example 2), 5:5 (Example 3), and 4:B (Example). 20 parts of the same glass fiber as in Example 1 was added to 80 parts of the mixture blended at the ratio of 4), and a test piece was prepared in the same manner as in Example 1. Tests were conducted on them in the same manner as in Example 1. The results are shown in Table 1.
実施例５〜９
ゴム成分を含むマレイン酸変性ポリスチレン樹脂（ダイ
ラーク＃７００、種水化成品工業■製）のベレットと、
ゴム成分を含まない未変性のポリスチレン樹脂（ダイヤ
レックス１１１１１０２、三菱モンサント化成株式会社
製）のベレットとを、３ニア（実施例５）、４：６（実
施例６）、５：５（実施例７）、６：４（実施例８）、
及び７：３ （実施例８）の割合で配合したちの８０部
に、実施例１におけると同様のガラス繊維２０部を添加
し、実施例１と同様にして試験片を作製した。それらに
ついて、実施例１と同様に試験を行った。結果を第１表
に示す。Examples 5 to 9 A pellet of maleic acid-modified polystyrene resin (Dylarc #700, manufactured by Tanemizu Kaseihin Kogyo ■) containing a rubber component,
A pellet of unmodified polystyrene resin containing no rubber component (Dialex 1111102, manufactured by Mitsubishi Monsanto Chemical Co., Ltd.) was used in 3-nea (Example 5), 4:6 (Example 6), and 5:5 (Example) 7), 6:4 (Example 8),
20 parts of the same glass fiber as in Example 1 was added to 80 parts of the mixture at a ratio of 7:3 (Example 8), and a test piece was prepared in the same manner as in Example 1. Tests were conducted on them in the same manner as in Example 1. The results are shown in Table 1.
比較例１
ゴム成分を含む未変性のポリスチレン樹脂（ダイヤレッ
クスＩＩＴ７６、三菱モンサンド化成株式会社製）のベ
レット８０部に、実施例１におけると同様のガラス繊維
２０部を混合し、同様にして試験Ｍを作製した。実施例
と同様に試験を行った。その結果を第１表に示す。Comparative Example 1 20 parts of the same glass fiber as in Example 1 was mixed with 80 parts of a pellet of unmodified polystyrene resin containing a rubber component (Dialex IIT76, manufactured by Mitsubishi Monsando Kasei Co., Ltd.), and Test M was carried out in the same manner. was created. Tests were conducted in the same manner as in the examples. The results are shown in Table 1.
比較例２
ガラス繊維を添加しない以外は、比較例１と同様にして
試験片を作製し、同様に試験を行った。Comparative Example 2 A test piece was prepared in the same manner as in Comparative Example 1, except that no glass fiber was added, and the test was conducted in the same manner.
結果を第１表に示す。The results are shown in Table 1.
比較例３
ゴム成分を含まない変性ポリスチレン樹脂（ダイラーク
＃２３２、種水化成品工業■製）のベレッ）８０部に、
実施例１におけると同様のガラス繊維２０部を混合し、
同様にして試験片を作製した。結果を第１表に示す。Comparative Example 3 80 parts of a modified polystyrene resin (Dylark #232, manufactured by Tanezu Kaseihin Kogyo ■) that does not contain a rubber component,
20 parts of the same glass fiber as in Example 1 were mixed,
A test piece was prepared in the same manner. The results are shown in Table 1.
比較例４
ガラス繊維を添加しない以外は、比較例３と同様にして
試験片を作製し、同様に試験を行った。Comparative Example 4 A test piece was prepared in the same manner as in Comparative Example 3, except that no glass fiber was added, and the test was conducted in the same manner.
結果を第１表に示す。The results are shown in Table 1.
第１表
（発明の効果）
本発明の樹脂組成物は、ゴム成分を含むマレイン酸変性
ポリスチレン樹脂を使用し、アミノシラン系カップリン
グ剤で処理したガラス繊維を配合したので、ポリスチレ
ン樹脂とガラス繊維との密着性が著しく向上し、曲げ強
度、引張強度の改善効果が大きく、また、高い衝撃強度
が得られると共に、熱変形温度も高い。Table 1 (Effects of the Invention) The resin composition of the present invention uses a maleic acid-modified polystyrene resin containing a rubber component and contains glass fibers treated with an aminosilane coupling agent. The adhesion of the material is significantly improved, the effect of improving bending strength and tensile strength is large, high impact strength is obtained, and the heat deformation temperature is also high.
Claims (3)
らなる強化熱可塑性樹脂組成物において、該変性ポリス
チレン樹脂として、予めモノマーの重合時に無水マレイ
ン酸を共重合させることによって変性処理を施したゴム
成分を含むポリスチレン樹脂を用い、ガラス繊維系強化
材として、アミノシラン系カップリング剤で処理したも
のを用いたことを特徴とする強化熱可塑性樹脂組成物。(1) In a reinforced thermoplastic resin composition consisting of a modified polystyrene resin and a glass fiber reinforcement, the modified polystyrene resin is a rubber component that has been modified in advance by copolymerizing maleic anhydride during monomer polymerization. 1. A reinforced thermoplastic resin composition, characterized in that it uses a polystyrene resin containing a polystyrene resin treated with an aminosilane coupling agent as a glass fiber reinforcing material.
とガラス繊維系強化材とからなる強化熱可塑性樹脂組成
物において、該変性ポリスチレン樹脂として、予めモノ
マーの重合時に無水マレイン酸を共重合させることによ
って変性処理を施したゴム成分を含むポリスチレン樹脂
を用い、ガラス繊維系強化材として、アミノシラン系カ
ップリング剤で処理したものを用いたことを特徴とする
強化熱可塑性樹脂組成物。(2) In a reinforced thermoplastic resin composition consisting of a modified polystyrene resin, an unmodified polystyrene resin, and a glass fiber reinforcing material, the modified polystyrene resin is modified by copolymerizing maleic anhydride in advance during monomer polymerization. 1. A reinforced thermoplastic resin composition comprising a polystyrene resin containing a rubber component treated with a polystyrene resin treated with an aminosilane coupling agent as a glass fiber reinforcement.
ポリスチレン樹脂又はゴム成分を含まないポリスチレン
樹脂を用いたことを特徴とする特許請求の範囲第２項に
記載の強化熱可塑性樹脂組成物。(3) The reinforced thermoplastic resin composition according to claim 2, wherein a polystyrene resin containing a rubber component or a polystyrene resin not containing a rubber component is used as the unmodified polystyrene resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003446A JP2887810B2 (en) | 1990-01-12 | 1990-01-12 | Reinforced thermoplastic resin composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003446A JP2887810B2 (en) | 1990-01-12 | 1990-01-12 | Reinforced thermoplastic resin composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03210353A true JPH03210353A (en) | 1991-09-13 |
| JP2887810B2 JP2887810B2 (en) | 1999-05-10 |
Family
ID=11557567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003446A Expired - Lifetime JP2887810B2 (en) | 1990-01-12 | 1990-01-12 | Reinforced thermoplastic resin composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2887810B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017171742A (en) * | 2016-03-22 | 2017-09-28 | 富士ゼロックス株式会社 | Resin composition, resin molding, and method for producing resin composition |
| CN111925619A (en) * | 2020-08-19 | 2020-11-13 | 南京沐鼎节能建材有限公司 | Spacer profile with heat insulation and sound insulation performance and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5898353A (en) * | 1981-12-07 | 1983-06-11 | Daicel Chem Ind Ltd | Glass fiber-reinforced styrene resin composition |
| JPS6248755A (en) * | 1985-08-28 | 1987-03-03 | Idemitsu Petrochem Co Ltd | Glass fiber reinforced styrenic resin composition |
-
1990
- 1990-01-12 JP JP2003446A patent/JP2887810B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5898353A (en) * | 1981-12-07 | 1983-06-11 | Daicel Chem Ind Ltd | Glass fiber-reinforced styrene resin composition |
| JPS6248755A (en) * | 1985-08-28 | 1987-03-03 | Idemitsu Petrochem Co Ltd | Glass fiber reinforced styrenic resin composition |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017171742A (en) * | 2016-03-22 | 2017-09-28 | 富士ゼロックス株式会社 | Resin composition, resin molding, and method for producing resin composition |
| CN111925619A (en) * | 2020-08-19 | 2020-11-13 | 南京沐鼎节能建材有限公司 | Spacer profile with heat insulation and sound insulation performance and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2887810B2 (en) | 1999-05-10 |
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