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公开(公告)号:US06143826A
公开(公告)日:2000-11-07
申请号:US936599
申请日:1997-09-24
IPC分类号: C08L33/10 , C08L33/06 , C08L53/00 , C08L101/00
CPC分类号: C08L53/005 , C08L33/06 , C08L53/00 , C08L101/00
摘要: A polymer blend comprising:(A) an acrylic resin;(B) a block copolymer consisting essentially of a polymer block of a polymerized aromatic vinyl compound and/or a polymer block of a polymerized methacrylate monoester and a polyolefin polymer block; and(C) a polymer miscible with the acrylic resin (A) and immiscible with the block copolymer (B),wherein the absolute value (.vertline..eta..sub.AC -.eta..sub.B .vertline.) of the difference between the refractive index (.eta..sub.AC) of the blend of the acrylic resin (A) and the polymer (C) and the refractive index (.eta..sub.B) of the block copolymer (B) is 0.01 or less. This polymer block has excellent transparency, softness and other properties.
摘要翻译: 一种聚合物共混物,其包含:(A)丙烯酸树脂; (B)主要由聚合的芳族乙烯基化合物的聚合物嵌段和/或聚合的甲基丙烯酸酯单酯和聚烯烃聚合物嵌段的聚合物嵌段组成的嵌段共聚物; 和(C)与丙烯酸树脂(A)可混溶并与嵌段共聚物(B)不混溶的聚合物,其中绝对值(| eta AC- eta B |)的折射率(η) 丙烯酸树脂(A)和聚合物(C)的共混物和嵌段共聚物(B)的折射率(eta B)为0.01以下。 该聚合物嵌段具有优异的透明性,柔软性等特性。
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公开(公告)号:US5859131A
公开(公告)日:1999-01-12
申请号:US828284
申请日:1997-03-21
申请人: Kazushige Ishiura , Katsunori Takamoto , Takashi Yamashita , Syuichi Kanao , Syunji Kaneda , Hiromichi Nakata
发明人: Kazushige Ishiura , Katsunori Takamoto , Takashi Yamashita , Syuichi Kanao , Syunji Kaneda , Hiromichi Nakata
CPC分类号: C08G18/10 , C08G18/0895 , C08G18/6208 , C08G18/69 , C08L75/04
摘要: A resin composition containing (A) a thermoplastic polyurethane; (B) a polymer having a hydroxyl group at the end of the molecular main chain, the main chain principally comprising a conjugated diene compound unit (I) which may or may not be hydrogenated and an aromatic vinyl compound unit (II); and (C) a polyacetal resin, at ratios of (A), (B) and (C) being 2.5 to 90% by weight, 2.5 to 90% by weight and 5 to 95% by weight, respectively, on the basis of the total weight of the (A), (B) and (C), is excellent in terms of tensile strength and tensile elongation, and impact resistance at ambient temperature and lower temperatures.
摘要翻译: 一种树脂组合物,其含有(A)热塑性聚氨酯; (B)在分子主链末端具有羟基的聚合物,主链主要包含可被氢化的或不被氢化的共轭二烯化合物单元(I)和芳族乙烯基化合物单元(II); 和(C)以(A),(B)和(C)的比例分别为2.5〜90重量%,2.5〜90重量%和5〜95重量%的聚缩醛树脂 (A),(B)和(C)的总重量在拉伸强度和拉伸伸长率以及环境温度和较低温度下的耐冲击性方面都是优异的。
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公开(公告)号:US6106952A
公开(公告)日:2000-08-22
申请号:US261231
申请日:1999-03-03
IPC分类号: B32B27/00 , C08G18/63 , C08G81/02 , C08L53/02 , C08L75/04 , C08L91/00 , B32B15/06 , C08K5/01
摘要: There is provided a thermoplastic polymer composition containing (i) 100 parts of a block copolymer comprising an aromatic vinyl block and a conjugated diene block, (ii) 5 to 200 parts of a polyurethane block copolymer having a thermoplastic polyurethane block, (iii) 10 to 300 parts of a thermoplastic polyurethane and (iv) 10 to 300 parts of a paraffin oil.
摘要翻译: 提供一种热塑性聚合物组合物,其包含(i)100份包含芳族乙烯基嵌段和共轭二烯嵌段的嵌段共聚物,(ii)5至200份具有热塑性聚氨酯嵌段的聚氨酯嵌段共聚物,(iii)10 至300份热塑性聚氨酯和(iv)10-300份石蜡油。
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公开(公告)号:US5981628A
公开(公告)日:1999-11-09
申请号:US24453
申请日:1998-02-17
CPC分类号: B29D7/01 , B29C63/04 , C08L67/02 , B29L2031/44 , C08L33/06
摘要: A thermoplastic resin molded article having gloss of at least one surface above 80%, a storage modulus in common logarithm being 7 to 8 MPa within a temperature range higher by 20.degree. C. to 100.degree. C. than the glass transition temperature, a cooling distortion ratio of 1.0 kg/cm.sup.2 .multidot..degree.C. or less when the molded article is cooled from 130.degree. C. to 50.degree. C. and an Izod impact strength of 2.0 kj/m.sup.2 or more, is provided, together with a thermoplastic resin composition containing a polybutylene terephthalate resin, a polyethylene terephthalate resin, a (metha)acrylic resin, a polymer particle of a multi-layer structure and an inorganic filler, which composition is used for producing the molded article.
摘要翻译: 在比玻璃化转变温度高20〜100℃的温度范围内,具有80%以上的至少一种表面光泽的热塑性树脂成形体,通常的对数为7〜8MPa的储能模量,冷却 当模塑制品从130℃冷却到50℃,并且具有2.0kj / m 2或更大的悬臂梁式冲击强度时,与热塑性树脂组合物一起提供1.0kg / cm 2·℃以下的变形率, 含有聚对苯二甲酸丁二醇酯树脂,聚对苯二甲酸乙二醇酯树脂,(甲基)丙烯酸树脂,多层结构的聚合物颗粒和无机填料,该组合物用于制备模制品。
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公开(公告)号:US5089553A
公开(公告)日:1992-02-18
申请号:US397034
申请日:1989-08-21
IPC分类号: C08G63/672 , C08L67/02
CPC分类号: C08G63/672 , C08L67/025
摘要: The present invention relates to a novel copolymerized composition characterized in that it comprises (A) 100 parts by weight of a copolymerized polyester containing (a) an aromatic dicarboxylic acid unit composed mainly of a terephthalic acid unit, (b) a glycol unit composed mainly of an ethylene glycol unit, (c) a polytetramethylene glycol unit, (d) a polyethylene glycol unit and (e) an aliphatic dicarboxylic acid unit having 9 or more carbon atoms, (B) 5 to 150 parts by weight of a reinforcing substance and (C) 1 to 10 parts by weight of a metal salt of an ionic copolymer.The copolymerized polyester compositions of the present invention retain excellent heat resistance and rigidity that the glass fiber-reinforced polyethylene terephthalate compositions possess originally and are considerably improved in terms of low-temperature moldability, toughness, alkali resistance and like other factors.
摘要翻译: 本发明涉及一种新型共聚组合物,其特征在于它包含(A)100重量份的共聚聚酯,其含有(a)主要由对苯二甲酸单元组成的芳族二羧酸单元,(b)主要组成的二醇单元 的乙二醇单元,(c)聚四亚甲基二醇单元,(d)聚乙二醇单元和(e)具有9个或更多个碳原子的脂族二羧酸单元,(B)5至150重量份的增强物质 和(C)1至10重量份的离子共聚物的金属盐。 本发明的共聚聚酯组合物保持了玻璃纤维增强聚对苯二甲酸乙二醇酯组合物原本具有优异的耐热性和刚性,并且在低温成型性,韧性,耐碱性等方面具有显着改善。
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公开(公告)号:US4778842A
公开(公告)日:1988-10-18
申请号:US825828
申请日:1986-02-04
IPC分类号: C08L67/02
CPC分类号: C08L67/02 , C08L23/0846 , C08L67/025
摘要: Polyester resin compositions exhibiting excellent impact resistance and moldability are disclosed comprising:(a) 80 to 40 parts by weight of a polyethylene terephthalate type polyester [component (a)];(b) 20 to 60 parts by weight of a poly(1,4-butylene terephthalate) type polyester [component (b)];(c) a metal salt of a copolymer consisting essentially of an .alpha.-olefin, an .alpha.,.beta.-unsaturated carboxylic acid and optionally, a third vinyl comonomer, wherein said .alpha.,.beta.-unsaturated carboxylic acid is present in said copolymer in an amount of 1 to 30 mole percent and at least 20 mole percent of the carboxyl groups contained in said copolymer are in the form of monovalent to trivalent metal salts [component (c1)];said resin composition optionally further containing a poly(.alpha.-olefin) type copolymer, a block copolyetherester elastomer and/or a reinforcing filler.
摘要翻译: 公开了显示出优异的耐冲击性和成型性的聚酯树脂组合物,其包含:(a)80至40重量份的聚对苯二甲酸乙二醇酯类聚酯[组分(a)]; (b)20〜60重量份的聚(1,4-丁二醇对苯二甲酸酯)型聚酯[组分(b)]; (c)基本上由α-烯烃,α,β-不饱和羧酸和任选的第三乙烯基共聚单体组成的共聚物的金属盐,其中所述α,β-不饱和羧酸以所述共聚物的量存在 所述共聚物中所含的羧基的1至30摩尔%和至少20摩尔%为一价至三价金属盐[组分(c1)]; 所述树脂组合物任选地还含有聚(α-烯烃)型共聚物,嵌段共聚醚酯弹性体和/或增强填料。
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