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公开(公告)号：US5091473A
公开(公告)日：1992-02-25
申请号：US571109
申请日：1990-08-23
CPC分类号： C08L77/00 , Y10S525/905
摘要： There is disclosed a resin composition comprising:(a) 28 to 78% by weight of a polyamide resin,(b) 20 to 70% by weight of a polyphenylene ether resin,(c) 2 to 40% by weight of a block copolymer composed of an alkenyl aromatic polymer and a conjugated diene polymer wherein a content of an alkenyl aromatic polymer structure unit is 10 to 45% by weight and at least 50% of a conjugated diene polymer structure unit is hydrogenated and(d) at least one compound selected from the group consisting of .alpha.,.beta.-unsaturated dicarboxylic acid, an acid anhydride and derivatives thereof with an amount of 0.01 to 10 parts by weight based on 100 parts by weight of the sum of Components (a), (b) and (c),which has a specific dispersion state.The resin composition has excellent thermal stability and also good balance between impact strength, rigidity and high temperature rigidity with high degree.
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2.发明授权
公开(公告)号：US5266673A
公开(公告)日：1993-11-30
申请号：US883682
申请日：1992-05-15
IPC分类号： C08G65/44 , C08G65/48 , C08L51/06 , C08L63/00 , C08L67/00 , C08L69/00 , C08L71/12 , C08L77/00 , C08L81/00 , C08G65/38
CPC分类号： C08L51/06 , C08G65/44 , C08G65/485 , C08L71/123 , C08L71/126 , C08L63/00 , C08L67/00 , C08L69/00 , C08L77/00 , C08L81/00
摘要： A hydroxy-substituted poly(phenylene ether) resin can be produced by copolymerizing from 1.5 to 8 mol % of a phenol compound selected from those represented by the following formulae (a), (b), (c), (d), and (e): ##STR1## and from 98.5 to 92 mol % of a phenol compound of the following formula (f): ##STR2## The hydroxy-substituted poly(phenylene ether) resin shows excellent compatibility with a polyamide, a polycarbonate, a poly(butylene terephthalate), a poly(phenylene sulfide), and is useful as a copatibilizer or a modified resin for engineering plastics.
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公开(公告)号：US5244983A
公开(公告)日：1993-09-14
申请号：US732004
申请日：1991-07-18
CPC分类号： C08G65/485 , C08L71/126 , C08L63/00 , C08L67/00 , Y10S525/905
摘要： A thermoplastic resin composition comprising (A) from about 10 to about 90% by weight of a hydroxyalkylated polyphenylene ether represented by formula (I): ##STR1## wherein A represents a residue of a polyphenylene ether from which a hydroxyl group is removed; and n represents an integer of from 1 to 10,and (B) from about 10 to about 90% by weight of a resin selected from a carboxyl-containing olefin resin, an epoxy-containing olefin resin, a hydroxyl-containing olefin resin, a polyamide resin, and a saturated polyester resin, provided that when (B) is the olefin resin, the hydroxyalkylated polyphenylene ether also can be represented by formula (II): ##STR2## werein A is defined as above; X represents an oxygen atom or a nitrogen atom; R.sup.1 represents an alkylene group having from 1 to 12 carbon atoms; R.sup.2 and R.sup.3 each represents a hydrocarbon group having from 1 to 6 carbon atoms; s represents 1 when X is an oxygen atom, or 2 when X is a nitrogen atom; and t represents an integer of from 1 to 3.
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公开(公告)号：US5202409A
公开(公告)日：1993-04-13
申请号：US799967
申请日：1991-11-29
CPC分类号： C08L51/06 , C08G65/44 , C08L71/126 , C08L63/00 , Y10S525/905
摘要： Disclosed is a process for preparing a polyhydroxyphenylene ether resin which comprises copolymerizing a phenol-substituted compound having hydroxyl group as a substituent, represented by the formula (I): ##STR1## wherein m and n each represents an integer satisfying the formulae 1.ltoreq.m and m+n.ltoreq.4; J represents {(HO).sub.a --R.sup.1 --S}.sub.b --R.sup.2 -- where a and b each represents an integer of 1 to 6; and R.sup.1 and R.sup.2 each represents unsubstituted or halogen-substituted alkylene, alkenylene or arylene, or alkylene; K represents halogen, primary or secondary alkyl, alkenyl, phenyl, aminoalkyl, haloalkyl, hydrocarbonoxy or halohydrocarbonoxy;with at least one phenol-substituted compound represented by the formula (II): ##STR2## wherein Qs each represents hydrogen, halogen, primary or secondary alkyl, alkenyl, aromatic, aminoalkyl, haloalkyl, hydrocarbonoxy or halohydrocarbonoxy,and a resin composition containing the polyhydroxyphenylene ether resin prepared by the above method.
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公开(公告)号：US4985495A
公开(公告)日：1991-01-15
申请号：US289035
申请日：1988-12-23
申请人： Takeyoshi Nishio , Shinichi Yamauchi , Yusuke Arashiro , Kenyu Ohno , Masuzo Yokoyama , Hiroshi Nakano , Hiroshi Ohmori , Junji Mayumi , Michiharu Kihira
发明人： Takeyoshi Nishio , Shinichi Yamauchi , Yusuke Arashiro , Kenyu Ohno , Masuzo Yokoyama , Hiroshi Nakano , Hiroshi Ohmori , Junji Mayumi , Michiharu Kihira
IPC分类号： C08L25/04 , C08L23/00 , C08L23/10 , C08L23/14 , C08L23/16 , C08L25/00 , C08L51/00 , C08L51/06 , C08L53/00 , C08L53/02 , C08L71/00 , C08L71/12
CPC分类号： C08L53/025 , C08L23/10 , C08L23/142 , C08L51/003 , C08L51/06 , C08L53/00 , C08L71/12 , C08L71/123 , C08L2205/03 , C08L23/16 , C08L25/04 , C08L53/02 , Y10S525/905
摘要： Disclosed is a polymer alloy consisting essentially of a composition of a polyphenylene ether, a crystalline propylene resin, and an alkenyl aromatic monomer modified propylene-dialkenylbenzene compound copolymer. The composition excels in heat resistance and resistance to oils.
摘要翻译： 公开了一种基本上由聚苯醚，结晶丙烯树脂和烯基芳族单体改性的丙烯 - 二烯基苯化合物共聚物的组合物组成的聚合物合金。 该组合物的耐热性和耐油性优异。
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公开(公告)号：US5332788A
公开(公告)日：1994-07-26
申请号：US864204
申请日：1992-04-03
IPC分类号： C08F255/00 , C08F257/02 , C08F255/02 , C08F4/46 , C08F255/08
CPC分类号： C08F255/00 , C08F257/02
摘要： A copolymer of an .alpha.-olefin with an aromatic diolefin such as divinylbenzene produced by means of Ziegler-Natta polymerization and having a vinylphenyl moiety is subjected to polymerization with an ethylenically unsaturated monomer by means of anion polymerization or free radical polymerization, whereby a graft-modified .alpha.-olefin copolymer is obtained.
摘要翻译： 通过齐格勒 - 纳塔聚合制备并具有乙烯基苯基部分的α-烯烃与芳族二烯烃如二乙烯基苯的共聚物用烯属不饱和单体通过阴离子聚合或自由基聚合进行聚合， 得到改性的α-烯烃共聚物。
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公开(公告)号：US5037890A
公开(公告)日：1991-08-06
申请号：US264433
申请日：1988-10-28
IPC分类号： C08F255/00 , C08F257/02
CPC分类号： C08F255/00 , C08F257/02
摘要： A copolymer of an .alpha.-olefin with an aromatic diolefin such as divinylbenzene produced by means of Ziegler-Natta polymerization and having a vinylphenyl moiety is subjected to polymerization with an ethylenically unsaturated monomer by means of anion polymerization or free radical polymerization, whereby a graft-modified .alpha.-olefin copolymer is obtained.
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公开(公告)号：US5053201A
公开(公告)日：1991-10-01
申请号：US904180
申请日：1986-09-05
CPC分类号： B01J19/18 , B01F7/30 , C08G63/78 , C08G63/785 , B01F7/00416 , B01F7/00991 , B01J2219/00094 , B01J2219/00168 , B01J2219/185
摘要： A process and apparatus for the preparation of a polyester, wherein a thin film polymerization apparatus having at least one columnar or cylindrical roller-shaped stirring vane rotating along and in close proximity to a substantially cylindrical vertical tank wall is used, and the stirring vane is caused to make an epicyclic movement along the tank wall in the circumferential direction thereof so that the direction of rotation is the same as the direction of revolution and a polyester-forming monomer and/or an oligomer thereof is dropped on the surface of the tank wall in the form of a thin film.
摘要翻译： 一种用于制备聚酯的方法和设备，其中使用具有至少一个沿大致圆柱形的垂直罐壁旋转并且紧邻基本上圆柱形的垂直罐壁的柱形或圆柱形辊状搅拌叶片的薄膜聚合装置，并且搅拌叶片 导致沿罐壁周向的周向运动，使得旋转方向与旋转方向相同，并且聚酯形成单体和/或其低聚物滴落在罐壁的表面上 以薄膜的形式。
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