JPH01197546A - Heat-resistant resin composition - Google Patents
Heat-resistant resin compositionInfo
- Publication number
- JPH01197546A JPH01197546A JP1949088A JP1949088A JPH01197546A JP H01197546 A JPH01197546 A JP H01197546A JP 1949088 A JP1949088 A JP 1949088A JP 1949088 A JP1949088 A JP 1949088A JP H01197546 A JPH01197546 A JP H01197546A
- Authority
- JP
- Japan
- Prior art keywords
- polymer
- styrene
- resin composition
- main chain
- aromatic polyether
- 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.)
- Pending
Links
- 239000011342 resin composition Substances 0.000 title claims abstract description 11
- 229920006015 heat resistant resin Polymers 0.000 title claims description 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 26
- 125000003118 aryl group Chemical group 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 229920000570 polyether Polymers 0.000 claims abstract description 15
- 229920000642 polymer Polymers 0.000 claims abstract description 15
- -1 (substituted) styrene Chemical class 0.000 abstract description 6
- 239000004721 Polyphenylene oxide Substances 0.000 abstract description 6
- 229920001577 copolymer Polymers 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 abstract description 4
- 125000000217 alkyl group Chemical group 0.000 abstract description 2
- 239000003054 catalyst Substances 0.000 abstract description 2
- 229920000578 graft copolymer Polymers 0.000 abstract description 2
- 125000005843 halogen group Chemical group 0.000 abstract description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract description 2
- 238000006116 polymerization reaction Methods 0.000 abstract description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 7
- 239000004793 Polystyrene Substances 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 229920002223 polystyrene Polymers 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 230000000704 physical effect Effects 0.000 description 5
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- 150000003440 styrenes Chemical class 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002587 poly(1,3-butadiene) polymer Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 1
- AQZWEFBJYQSQEH-UHFFFAOYSA-N 2-methyloxaluminane Chemical compound C[Al]1CCCCO1 AQZWEFBJYQSQEH-UHFFFAOYSA-N 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
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical class C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 1
- 229920012753 Ethylene Ionomers Polymers 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 125000002529 biphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C12)* 0.000 description 1
- 238000001460 carbon-13 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- FUKUFMFMCZIRNT-UHFFFAOYSA-N hydron;methanol;chloride Chemical compound Cl.OC FUKUFMFMCZIRNT-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 125000004957 naphthylene group Chemical group 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 125000003011 styrenyl group Polymers [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- ZWYDDDAMNQQZHD-UHFFFAOYSA-L titanium(ii) chloride Chemical compound [Cl-].[Cl-].[Ti+2] ZWYDDDAMNQQZHD-UHFFFAOYSA-L 0.000 description 1
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 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、優れた耐熱性を有する熱可塑性樹脂組成物に
関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a thermoplastic resin composition having excellent heat resistance.
従来の技術
スチレン系樹脂と芳香族ポリエーテル系樹脂からなる熱
可塑性樹脂組成物は、その優れた物性と、特に優れた成
形性のｔ；めに自動車、電子・電気、機械又は家庭用部
品などとして広く使用されている。そして近年その用途
の拡大に伴い、さらに高い性能、特に耐熱性向上の要求
が強くなってきている。Conventional technology Thermoplastic resin compositions consisting of styrene resins and aromatic polyether resins have excellent physical properties and especially excellent moldability; they are used for automobiles, electronics/electrical, machinery, household parts, etc. It is widely used as In recent years, with the expansion of its uses, there has been a strong demand for even higher performance, especially improved heat resistance.
これまで、耐熱性の改良された上記熱可塑性樹脂組成物
としては、例えば該組成物に芳香族リン酸エステルを配
合したものが知られているが（特公昭５３−４１８号公
報、特開昭Ｓｌ−７３２４８号公報）、このものは芳香
族ポリエーテル系樹脂の含有量が少なくなるほど多量の
芳香族リン酸エステルを配合する必要があり、その結果
該リン酸エステルによる芳香族ポリエーテル系樹脂の可
塑化作用が増大するのを免れないという欠点がある。Hitherto, as the thermoplastic resin composition with improved heat resistance, for example, a composition containing an aromatic phosphoric acid ester has been known (Japanese Patent Publication No. 53-418, Japanese Patent Application Laid-Open No. SL-73248), as the content of aromatic polyether resin decreases, it is necessary to blend a larger amount of aromatic phosphate ester, and as a result, the amount of aromatic polyether resin due to the phosphoric ester decreases. The disadvantage is that the plasticizing effect is inevitably increased.
また、有機ハロゲン化物と三酸化アンチモンを併用して
配合したものも知られているが（特開昭４ｆｉ−７９４
５号公報、特開昭５１−７４０３８号公報、特開昭５２
−１２８９４６号公報）、このものは樹脂の耐衝撃性を
低下させると共４こ、ハロゲン化水素の発生により成形
金型を腐食させるなどの問題がある。In addition, compounds containing organic halides and antimony trioxide are also known (Japanese Patent Application Laid-open No. 4-794
No. 5, JP-A-51-74038, JP-A-52
(No. 128,946), this product has problems such as lowering the impact resistance of the resin and corroding the molding die due to the generation of hydrogen halide.
発明が解決しようとする課題
本発明は、このような欠点を有する従来のリン酸エステ
ルやハロゲン化物などの難燃剤等の特殊な添加物を用い
ることなく、安価で耐熱性の優れた熱可塑性樹脂組成物
を提供するためになされＩ；ものである。Problems to be Solved by the Invention The present invention aims to produce thermoplastic resins that are inexpensive and have excellent heat resistance, without using special additives such as conventional flame retardants such as phosphoric acid esters and halides, which have these drawbacks. The present invention has been made to provide a composition.
課題を解決するための手段
本発明者は、これらの欠点を改善するため種々研究を重
ねた結果、特定の立体規則性をもつスチレン系重合体に
、芳香族ポリエーテル系重合体又はこれらにさらに耐衝
撃強度向上剤を特定の割合で配合することにより、樹脂
組成物の耐熱性が改善されることを見出し、この知見に
基づいて本発明をなすに至った。Means for Solving the Problems As a result of various studies to improve these drawbacks, the inventor of the present invention has added an aromatic polyether polymer or an aromatic polyether polymer to a styrenic polymer having a specific stereoregularity. It has been discovered that the heat resistance of a resin composition can be improved by blending an impact strength improver in a specific ratio, and the present invention has been completed based on this finding.
すなわち、本発明は、実質上、シンジオタクチック構造
を有するスチレン系重合体と芳香族ポリエーテル系重合
体を重量比１：１０ないし１０：１で含有して成る樹脂
組成物及びそれに対し、さらに組成物全量に基づき５０
重量％を超えない割合で耐衝撃性強度向上剤を配合して
成る耐熱性樹脂組成物を提供するものである。That is, the present invention provides a resin composition comprising a styrene polymer having a substantially syndiotactic structure and an aromatic polyether polymer in a weight ratio of 1:10 to 10:1, and further comprising: 50 based on the total composition
The present invention provides a heat-resistant resin composition containing an impact strength improver in a proportion not exceeding % by weight.
本発明組成物においては、その成分の１つとして、実質
上、シンジオタクチック構造を有するスチレン系重合体
が用いられるが、これは、分子鎖中に存在するフェニル
基が主鎖に沿って交互に立体配置している構造を有する
スチレン重合体又は置換スチレン重合体から主として構
成されているもので、これは”Ｃ−ＮＭＲ解析によって
容易に知ることができる。このような構造を有するスチ
レン系重合体としては、例えばチーグラー触媒を用いて
重合させたポリスチレン、ポリ（アルキルスチレン）、
ポリ（ハロゲン化スチレン）、ポリ（アルコキシスチレ
ン）、ポリ（ベンゾイルスチレン）や、スチレン、アル
キルスチレン、ハロゲン化スチレンを主成分とする共重
合体などを挙げることができる。In the composition of the present invention, a styrenic polymer having a substantially syndiotactic structure is used as one of its components, and this is because the phenyl groups present in the molecular chain alternate along the main chain. It is mainly composed of styrene polymers or substituted styrene polymers having a steric configuration, which can be easily determined by C-NMR analysis. For example, polystyrene polymerized using a Ziegler catalyst, poly(alkylstyrene),
Examples include poly(halogenated styrene), poly(alkoxystyrene), poly(benzoylstyrene), and copolymers containing styrene, alkylstyrene, and halogenated styrene as main components.
次“に、本発明組成物のもう一方の成分として用いられ
る芳香族ポリエーテル系重合体とは、二価の芳香族残基
例えばフェニレン基、ビフェニレン基、ナフチレン基な
どを主鎖中に含んでいるポリエーテルであって、最も好
適なものとして、一般式
（式中のＲ＋ 、 Ｒ２はそれぞれ水素原子、ハロゲン
原子、アルキル基又はアリール基であって、両者はたが
いに同一であってもまた異なっていてもよい）で示され
る構成単位から成る重合体、共重合体及びこれとスチレ
ン系化合物とのグラフト共重合体を挙げることができる
。Next, the aromatic polyether polymer used as the other component of the composition of the present invention is one that contains a divalent aromatic residue such as a phenylene group, biphenylene group, or naphthylene group in its main chain. The most preferred polyether is a polyether having the general formula (in which R+ and R2 are each a hydrogen atom, a halogen atom, an alkyl group, or an aryl group, and they may be the same or different). Polymers and copolymers consisting of structural units represented by (which may be used) and graft copolymers of these and styrene-based compounds can be mentioned.
本発明組成物においては、実質的にシンジオタクチック
構造を有するスチレン系重合体と芳香族ポリエーテル系
重合体とを、重量比１：１０ないし１０：ｌの割合で含
有していることが必要である。シンジオタクチック構造
を有するスチレン系重合体の量がこれよりも少なかった
り、あるいはこれよりも多くなると耐熱性の改善が不十
分になる。両者の特に好適な割合は、１：４ないし４：
１の範囲である。The composition of the present invention must contain a styrene polymer having a substantially syndiotactic structure and an aromatic polyether polymer in a weight ratio of 1:10 to 10:l. It is. If the amount of the styrenic polymer having a syndiotactic structure is less than or greater than this, the improvement in heat resistance will be insufficient. A particularly preferred ratio of both is 1:4 to 4:
The range is 1.
本発明組成物においては、前記した成分にさらに耐衝撃
強度向上剤を配合することにより、耐熱性と共に耐衝撃
性を改善することができる。In the composition of the present invention, by further adding an impact strength improver to the above-mentioned components, it is possible to improve the impact resistance as well as the heat resistance.
この際に用いる耐衝撃強度向上剤としては、例えばブタ
ジェン系重合体、水素化ブタジェン系重合体、スチレン
−ブタジェンブロック共重合体、水ｍ化スチレンーブタ
ジェンブロック共重合体、エチレン−プロピレンエラス
トマー、エチレン系アイオノマー、アクリル酸エステル
系エラストマー及びそれらの変性体などがある。Examples of impact strength improvers used in this case include butadiene polymers, hydrogenated butadiene polymers, styrene-butadiene block copolymers, hydrated styrene-butadiene block copolymers, and ethylene-propylene elastomers. , ethylene ionomers, acrylic ester elastomers, and modified products thereof.
この耐衝撃強度向上剤の割合は組成物全体に対して５０
重量％以下であることが必要である。これよりも多いと
耐熱性が著しくそこなわれる。The proportion of this impact strength improver is 50% of the total composition.
It is necessary that the amount is below % by weight. If the amount is more than this, heat resistance will be significantly impaired.
本発明の組成物には必要に応じて、本発明の効果を損な
わない範囲で、一般の熱可塑性樹脂に通常用いられる添
加剤、すなわち滑剤、可塑剤、各種安定剤、染料、顔料
、有機又は無機光てん剤などを加えることができる。The composition of the present invention may contain additives commonly used in thermoplastic resins, such as lubricants, plasticizers, various stabilizers, dyes, pigments, organic or Inorganic photonic agents and the like can be added.
本発明の組成物は、所要の各成分をブレンドして製造さ
れるが、ブレンドの方法としては一般に用いられている
方法、例えば押出機による溶融混練、バンバリーミキサ
−、ロールなどによる混練などの方法が使用できる。。The composition of the present invention is produced by blending the required components, and the blending method may be any commonly used method, such as melt kneading using an extruder, kneading using a Banbury mixer, rolls, etc. can be used. .
発明の効果
本発明の熱可塑性樹脂組成物は、従来の熱可塑性樹脂に
比較して著しく耐熱性が改善されている上に、難燃性等
の優れた特性を有する樹脂を与え、自動車、電子・電気
、機械又は家庭用部品などの素材としての用途に好適で
ある。Effects of the Invention The thermoplastic resin composition of the present invention has significantly improved heat resistance compared to conventional thermoplastic resins, and also provides a resin with excellent properties such as flame retardancy, and is used in automobiles, electronics, etc. - Suitable for use as a material for electrical, mechanical, or household parts.
実施例 次に実施例によって本発明をさらに詳細に説明する。Example Next, the present invention will be explained in more detail with reference to Examples.
参考例
不活性ガスで置換した内容積１０区のオートクレーブに
、トルエン４ａ１ トリメチルアルミニウム１モル、メ
チルアルモキサン１モル及びビス（シクロペンタジェニ
ル）チタニウムジクロリド０．５ｍｍｏ ｌを加えた。Reference Example 1 mole of toluene 4a1 trimethylaluminum, 1 mole of methylalumoxane, and 0.5 mmol of bis(cyclopentagenyl)titanium dichloride were added to an autoclave having an internal volume of 10 compartments and purged with inert gas.
次にスチレンｌＱを加え５０℃で６時間重合反応を行っ
た。反応終了後、反応物を塩酸−メタノールに投入する
ことで反応を停止し、生成ポリマーをろ別、乾燥した。Next, styrene IQ was added and a polymerization reaction was carried out at 50°C for 6 hours. After the reaction was completed, the reaction product was poured into hydrochloric acid-methanol to stop the reaction, and the resulting polymer was filtered and dried.
この結果得られたポリスチレンは７２９であった。この
ポリスチレンのメチルエチルケトン不溶部は９０重量％
であり、この不溶部の立体規則性は１３Ｃ−ＮＭＲスペ
クトル解析の結果、９９％以上のシンジオタクチック構
造であった。The resulting polystyrene was 729. The methyl ethyl ketone insoluble portion of this polystyrene is 90% by weight.
As a result of 13C-NMR spectrum analysis, the stereoregularity of this insoluble portion was 99% or more syndiotactic structure.
実施例１
参考例で得たシンジオタクチック構造を有するポリスチ
レン１００重量部及び＋７ ｓｐ／ ｃ−０，６４のボ
！ｊ （２，６−シメチルフエニレンー１．４−エーテ
ル）１００重量部よりなる混合物を２５１１〜３１’（
１°Ｃで２軸押比機を用いて溶融混練し、樹脂組成物を
得た。これを射出成形して得た試料について測定した物
性を第１表に示す。Example 1 100 parts by weight of polystyrene having a syndiotactic structure obtained in Reference Example and +7 sp/c-0,64 bo! j (2,6-dimethylphenylene-1,4-ether) 2511-31' (
The mixture was melt-kneaded at 1°C using a twin-screw presser to obtain a resin composition. Table 1 shows the physical properties measured for samples obtained by injection molding.
実施例２〜４
第１表に示した重合体成分を用い、実施例１と同様にし
て各種組成物を得た。これを射出成形して得た試料につ
いて測定した物性を第１表に示す。 ゛実施例５
？ Ｓｌｌ／ ｃ −０，６４のポリ（２，６−シメチ
ルフエニレンー１．４−エーテル）１００重量部、アタ
クチックポリスチレン２０重量部及びベンゾイルパーオ
キサイド０．３重量部を溶融混練してスチレングラフト
ポリ（２，６−シメチルフエニレンー１．４−エーテル
）を得た。Examples 2 to 4 Various compositions were obtained in the same manner as in Example 1 using the polymer components shown in Table 1. Table 1 shows the physical properties measured for samples obtained by injection molding.゛Example 5? Styrene was obtained by melt-kneading 100 parts by weight of poly(2,6-dimethylphenylene-1,4-ether) of Sll/c-0,64, 20 parts by weight of atactic polystyrene, and 0.3 parts by weight of benzoyl peroxide. Grafted poly(2,6-dimethylphenylene-1,4-ether) was obtained.
ホ’） （２，６−シメチルフエニレンー１．４−エー
テル）の代わりにスチレングラフトポリ（２，６−シメ
チルフエニレンー１．４−エーテル）を用いた他は実施
例１と同様にして得た組成物を射出成形して得た試料に
ついて測定した物性を第１表に示す。Same as Example 1 except that styrene-grafted poly(2,6-dimethylphenylene-1,4-ether) was used instead of (2,6-dimethylphenylene-1,4-ether). Table 1 shows the physical properties measured for samples obtained by injection molding the compositions obtained in the same manner.
実施例６
参考例で得たンンジオタクチック構造を有するポリスチ
レンとポリ（２，６−シメチルフエニレンー１．４−エ
ーテル）とを、それぞれ重量比２：１゜４：１，８：１
．ｌ：２，１：４の割合で混合した混合物を用い、実施
例１と同様にして溶融混練し、射出成形した。このよう
にして得た試料について測定した物性を第２表に示す。Example 6 Polystyrene having a diotactic structure obtained in Reference Example and poly(2,6-dimethylphenylene-1,4-ether) were mixed in a weight ratio of 2:1, 4:1, and 8:1, respectively. 1
．． A mixture of 1:2 and 1:4 was melt-kneaded and injection molded in the same manner as in Example 1. Table 2 shows the physical properties measured for the sample thus obtained.
Claims (1)
系重合体と、芳香族ポリエーテル系重合体とを重量比１
：１０ないし１０：１の割合で含有して成る耐熱性樹脂
組成物。 ２ 実質上、シンジオタクチック構造を有するスチレン
系重合体と芳香族ポリエーテル系重合体とを重量比１：
１０ないし１０：１の割合で含有し、さらに組成物全量
に基づき５０重量％を超えない割合で耐衝撃性強度向上
剤を配合して成る耐熱性樹脂組成物。[Claims] 1. A styrene polymer having a substantially syndiotactic structure and an aromatic polyether polymer in a weight ratio of 1
:10 to 10:1. 2 Substantially, the styrene polymer having a syndiotactic structure and the aromatic polyether polymer are mixed in a weight ratio of 1:1.
A heat-resistant resin composition containing an impact strength improver in a ratio of 10 to 10:1, and further containing an impact strength improver in a ratio not exceeding 50% by weight based on the total amount of the composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1949088A JPH01197546A (en) | 1988-02-01 | 1988-02-01 | Heat-resistant resin composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1949088A JPH01197546A (en) | 1988-02-01 | 1988-02-01 | Heat-resistant resin composition |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9087887A Division JP2977081B2 (en) | 1997-04-07 | 1997-04-07 | Impact resistant resin composition |
| JP9087888A Division JP2983924B2 (en) | 1997-04-07 | 1997-04-07 | Thermoplastic resin molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01197546A true JPH01197546A (en) | 1989-08-09 |
Family
ID=12000801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1949088A Pending JPH01197546A (en) | 1988-02-01 | 1988-02-01 | Heat-resistant resin composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01197546A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0611802A2 (en) * | 1988-08-31 | 1994-08-24 | Idemitsu Kosan Company Limited | Styrene-based polymer compositions |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4998858A (en) * | 1973-01-13 | 1974-09-18 | ||
| JPS5379943A (en) * | 1976-12-22 | 1978-07-14 | Gen Electric | Composition of polyphenylene ether of high impact strength and revised moldability |
| JPS58501632A (en) * | 1981-10-02 | 1983-09-29 | ゼネラル エレクトリツク カンパニイ | Improved impact thermoplastic compositions containing diblock impact modifiers |
| JPS62257950A (en) * | 1986-05-06 | 1987-11-10 | Idemitsu Kosan Co Ltd | Thermoplastic resin composition |
| JPH01182344A (en) * | 1988-01-14 | 1989-07-20 | Idemitsu Kosan Co Ltd | Styrene based polymer resin composition |
| JPH01259053A (en) * | 1987-10-28 | 1989-10-16 | Montedipe Spa | Syndiotactic polymer of styrene and thermoplastic composition based on polyphenylene ether |
| JPH01279944A (en) * | 1988-01-13 | 1989-11-10 | Idemitsu Kosan Co Ltd | Thermoplastic resin composition |
-
1988
- 1988-02-01 JP JP1949088A patent/JPH01197546A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4998858A (en) * | 1973-01-13 | 1974-09-18 | ||
| JPS5379943A (en) * | 1976-12-22 | 1978-07-14 | Gen Electric | Composition of polyphenylene ether of high impact strength and revised moldability |
| JPS58501632A (en) * | 1981-10-02 | 1983-09-29 | ゼネラル エレクトリツク カンパニイ | Improved impact thermoplastic compositions containing diblock impact modifiers |
| JPS62257950A (en) * | 1986-05-06 | 1987-11-10 | Idemitsu Kosan Co Ltd | Thermoplastic resin composition |
| JPH01259053A (en) * | 1987-10-28 | 1989-10-16 | Montedipe Spa | Syndiotactic polymer of styrene and thermoplastic composition based on polyphenylene ether |
| JPH01279944A (en) * | 1988-01-13 | 1989-11-10 | Idemitsu Kosan Co Ltd | Thermoplastic resin composition |
| JPH01182344A (en) * | 1988-01-14 | 1989-07-20 | Idemitsu Kosan Co Ltd | Styrene based polymer resin composition |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0611802A2 (en) * | 1988-08-31 | 1994-08-24 | Idemitsu Kosan Company Limited | Styrene-based polymer compositions |
| EP0611802A3 (en) * | 1988-08-31 | 1995-04-12 | Idemitsu Kosan Co | Styrene-based polymer compositions. |
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