专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20170029543A1 HEAT-RESISTANT STYRENE COPOLYMER AND STYRENE RESIN COMPOSITION COMPRISING THE SAME 审中-公开
标题翻译：耐热苯乙烯共聚物和包含它的苯乙烯树脂组合物
公开(公告)号：US20170029543A1
公开(公告)日：2017-02-02
申请号：US14909942
申请日：2015-04-08
申请人： LG CHEM, LTD.
发明人： Byoung Il KANG , Chang Hun HAN , Eun Jung CHOI , Da Eun SUNG
IPC分类号： C08F212/10 , C08L25/12
CPC分类号： C08L25/16 , C08F212/12 , C08F220/44 , C08F226/06 , C08L55/02 , C08L51/04
摘要： Provided is a styrene resin composition including α-methyl styrene, acrylonitrile and vinyl imidazole, and having an improved conversion rate while maintaining excellent mechanical and chemical properties, a styrene resin composition including the same, and a styrene resin molded product manufactured therefrom. Accordingly, the heat-resistant styrene copolymer is effective in improving a conversion rate without deformation and mechanical and chemical property decline of the material itself, and as a result, commercialization may be readily accomplished due to enhanced productivity. In addition, the styrene resin molded product manufactured from the styrene resin composition according to the present invention includes the heat-resistant styrene copolymer as a matrix copolymer, and therefore, has excellent impact strength, tensile strength, tensile elongation and flowability while having high heat resistance.
摘要翻译：本发明提供包含α-甲基苯乙烯，丙烯腈和乙烯基咪唑的苯乙烯树脂组合物，并且具有改善的转化率同时保持优异的机械和化学性能，含苯乙烯的苯乙烯树脂组合物和由其制备的苯乙烯树脂模塑产品。因此，耐热苯乙烯共聚物有效地提高了材料本身的变形率和机械和化学性能下降的转化率，结果是由于提高的生产率，可以容易地实现商业化。另外，由本发明的苯乙烯系树脂组合物制造的苯乙烯系树脂成形体，具有作为基质共聚物的耐热性苯乙烯共聚物，因此具有优异的冲击强度，拉伸强度，拉伸伸长率和流动性，抵抗性。

2. 发明申请

US20170275452A1 METHOD FOR PREPARING MODIFIED ACRYLONITRILE-BUTADIENE-STYRENE RESIN, AND MODIFIED ACRYLONITRILE-BUTADIENE-STYRENE RESIN PREPARED THEREBY 审中-公开
公开(公告)号：US20170275452A1
公开(公告)日：2017-09-28
申请号：US15508472
申请日：2016-06-17
申请人： LG CHEM, LTD.
发明人： Jae Bum SEO , Chang Hun HAN , Dae Woo LEE , Jung Tae PARK , Eun Jung CHOI , Byoung Il KANG , Da Eun SUNG , Gyu Sun KIM
IPC分类号： C08L55/02 , C08F2/06 , C08F2/02 , C08F279/02 , C08L25/10
CPC分类号： C08L55/02 , C08F2/001 , C08F2/02 , C08F2/06 , C08F279/02 , C08L25/10 , C08F212/08 , C08F220/44 , C08F222/40
摘要： The present invention relates to method for preparing a modified acrylonitrile-butadiene-styrene resin having excellent matteness, impact resistance, and heat resistance, as well as having a low total volatile organic compounds content, and to a modified acrylonitrile-butadiene-styrene resin prepared thereby.

3. 发明申请

US20170247486A1 HEAT-RESISTANT STYRENE COPOLYMER AND STYRENE RESIN COMPOSITION COMPRISING THE SAME 审中-公开
公开(公告)号：US20170247486A1
公开(公告)日：2017-08-31
申请号：US14909924
申请日：2015-04-08
申请人： LG CHEM, LTD.
发明人： Byoung Il KANG , Chang Hun HAN , Jae Bum SEO , Eun Jung CHOI , Da Eun SUNG
IPC分类号： C08F212/10 , C08L25/14
CPC分类号： C08F212/10 , C08F212/12 , C08L25/14 , C08L25/16 , C08L51/04 , C08L55/02 , C08L2201/08 , C08F220/44 , C08F2220/1825
摘要： Provided is a styrene resin composition including α-methyl styrene, acrylonitrile and t-butyl methacrylate, and having an improved conversion rate while maintaining excellent mechanical and chemical properties, a styrene resin composition including the same, and a styrene resin molded product manufactured therefrom. Accordingly, the heat-resistant styrene copolymer is effective in improving a conversion rate without deformation and mechanical and chemical property decline of the material itself, and as a result, commercialization may be readily accomplished due to enhanced productivity. In addition, the styrene resin molded product manufactured from the styrene resin composition according to the present invention includes the heat-resistant styrene copolymer as a matrix copolymer, and therefore, has excellent impact strength, tensile strength, tensile elongation and flowability while having high heat resistance.

4. 发明申请

US20180072881A1 COMPOSITION FOR PREPARING SAN COPOLYMER, SAN COPOLYMER, PREPARATION METHOD THEREFOR, HEAT-RESISTANT ABS RESIN BLEND COMPRISING SAME, AND HEAT-RESISTANT ABS PELLETS 审中-公开
公开(公告)号：US20180072881A1
公开(公告)日：2018-03-15
申请号：US15815520
申请日：2017-11-16
申请人： LG CHEM, LTD.
发明人： Gyu Sun KIM , Chang Hun HAN , Dae Woo LEE , Jae Bum SEO , Jung Tae PARK , Eun Jung CHOI , Byoung Il KANG , Da Eun SUNG
IPC分类号： C08L25/12 , C08F220/44 , C08L55/02 , C08F285/00 , C08F2/02 , C08K5/14 , C08K5/315
摘要： The present invention relates to a composition for preparing a SAN copolymer, a SAN copolymer, a preparation method therefor, a heat-resistant ABS resin blend comprising the same, and heat-resistant ABS pellets. Specifically, the present invention provides a composition for preparing a SAN copolymer, the composition comprising a monomer mixture, and ethylene glycol dimethacrylate as a chain extender, wherein the monomer mixture comprises 60 to 75 wt % of an α-methylstyrene monomer and 25 to 40 wt % of an acrylonitrile-based monomer based on the total weight of the monomer mixture; and the ethylene glycol dimethacrylate is contained in an amount of 0.001 to 0.15 parts by weight based on 100 parts by weight of the monomer mixture.

5. 发明申请

US20180201707A1 METHOD OF PREPARING STYRENE-BASED RESIN AND STYRENE-BASED RESIN PREPARED THEREBY 审中-公开
公开(公告)号：US20180201707A1
公开(公告)日：2018-07-19
申请号：US15739674
申请日：2016-11-02
申请人： LG CHEM, LTD.
发明人： Jae Bum SEO , Chang Hun HAN , Dae Woo LEE , Jung Tae PARK , Gyu Sun KIM
IPC分类号： C08F212/10 , C08F6/10
CPC分类号： C08F212/10 , C08F2/04 , C08F2/38 , C08F2/44 , C08F6/10 , C08F2800/20
摘要： The present invention relates to a method of preparing a styrene-based resin having a low oligomer content and a styrene-based resin prepared thereby. The preparation method according to the present invention may prepare a styrene-based resin having a reduced oligomer content by using a polymerization initiator having a 1 hour half-life temperature, which is 5° C. to 25° C. lower than a temperature during polymerization, and controlling devolatilization conditions.

6. 发明申请

US20180142049A1 METHOD OF PREPARING AROMATIC VINYL-UNSATURATED NITRILE-BASED COPOLYMER AND AROMATIC VINYL-UNSATURATED NITRILE-BASED COPOLYMER PREPARED USING THE SAME 审中-公开
公开(公告)号：US20180142049A1
公开(公告)日：2018-05-24
申请号：US15574806
申请日：2017-01-31
申请人： LG CHEM, LTD.
发明人： Dae Woo LEE , Chang Hun HAN , Jae Bum SEO , Jung Tae PARK , Gyu Sun KIM
IPC分类号： C08F212/10 , C08F214/10 , C08F297/04 , C08F6/10 , C08F2/38 , C08F2/44 , C08L55/02 , C08K5/14
CPC分类号： C08F212/10 , C08F2/06 , C08F2/38 , C08F2/44 , C08F4/36 , C08F6/003 , C08F6/10 , C08F214/10 , C08F297/04 , C08K5/14 , C08L25/12 , C08L55/02
摘要： The present invention provides a method of preparing an aromatic vinyl-unsaturated nitrile-based copolymer in which, when an aromatic vinyl-unsaturated nitrile-based copolymer in which a content of a structural unit derived from unsaturated nitrile monomers in the copolymer is in the range of 22 to 30 wt % is prepared, oligomer content and unreacted monomer content are decreased, resulting in excellent heat resistance, significantly improved surface quality, and particularly, reduced generation of residue on a product surface when used in a closed high temperature environment and reduced occurrence of mold deposits during injection molding, and an aromatic vinyl-unsaturated nitrile-based copolymer prepared using the method.

7. 发明申请

US20170121436A1 HEAT-RESISTANT SAN RESIN, METHOD OF PRODUCING THE SAME AND HEAT-RESISTANT SAN RESIN COMPOSITION COMPRISING THE SAME 有权
公开(公告)号：US20170121436A1
公开(公告)日：2017-05-04
申请号：US15106785
申请日：2015-12-14
申请人： LG CHEM, LTD.
发明人： Byoung Il KANG , Eun Jung CHOI , Da Eun SUNG , Chang Hun HAN
IPC分类号： C08F212/10 , C08L25/12
CPC分类号： C08F212/10 , C08F212/12 , C08F279/04 , C08F2500/01 , C08F2800/20 , C08L25/12 , C08L25/16 , C08L2201/08 , C08F220/44 , C08F220/20 , C08L55/02
摘要： Disclosed are a heat-resistant SAN resin, a method of producing the same and a heat-resistant SAN resin composition comprising the same. More specifically, disclosed are a heat-resistant SAN resin produced using ingredients comprising 52 to 78% by weight of alpha-methylstyrene, 20 to 40% by weight of a vinyl cyanide compound and 2 to 8% by weight of hydroxyalkyl (meth)acrylate, a method of producing the same and a heat-resistant SAN resin composition comprising the same. Advantageously, provided are a heat-resistant SAN resin with maintained heat resistance, improved polymerization conversion rate and increased weight average molecular weight, a method of producing the same, and a heat-resistant SAN resin composition containing the same with excellent chemical resistance, superior mechanical properties and good balance between properties.

8. 发明申请

US20160115309A1 (METH)ACRYLATE-BASED RESIN COMPOSITION HAVING EXCELLENT IMPACT RESISTANCE AND TRANSPARENCY 有权
标题翻译：（METH）丙烯酸酯树脂组合物具有优异的抗冲击性和透明性
公开(公告)号：US20160115309A1
公开(公告)日：2016-04-28
申请号：US14893030
申请日：2014-06-25
申请人： LG CHEM, LTD.
发明人： Byoung IL KANG , Chang Hun HAN , Jae Bum SEO , Da Eun SUNG , Dae Woo LEE , Eun Jung CHOI
IPC分类号： C08L33/08 , C08L53/02 , C08L51/04
CPC分类号： C08L53/02 , C08F220/14 , C08L33/12 , C08F2220/1841
摘要： Disclosed is a (meth)acrylate-based resin composition comprising a poly(alkyl(meth)acrylate-phenyl(meth)acrylate) copolymer comprising phenyl(meth)acrylate having excellent surface hardness and a high refractive index, as a base resin and a (conjugated diene (meth)acrylate) graft copolymer having excellent impact absorption efficiency, the (meth)acrylate-based resin composition providing excellent transparency by exhibiting excellent impact resistance even using a small amount of impact modifier. The (meth)acrylate-based resin composition having excellent impact resistance and transparency comprises 1 to 29 wt % of the (conjugated diene-(meth)acrylate) graft copolymer and 71 to 99 wt % of the poly(alkyl(meth)acrylate-phenyl(meth)acrylate) copolymer.
摘要翻译：公开了一种（甲基）丙烯酸酯系树脂组合物，其包含聚（甲基）丙烯酸烷基酯（甲基）丙烯酸苯酯（甲基）丙烯酸烷基酯）共聚物，其包含具有优异的表面硬度和高折射率的（甲基）丙烯酸苯酯作为基础树脂，（甲基）丙烯酸酯系树脂组合物，即使使用少量的抗冲击改性剂也具有优异的耐冲击性，提供优异的透明性的（共轭二烯（甲基）丙烯酸酯）接枝共聚物。具有优异的耐冲击性和透明性的（甲基）丙烯酸酯系树脂组合物包含1〜29重量％的（共轭二烯 - （甲基）丙烯酸酯）接枝共聚物，71〜99重量％的（甲基）丙烯酸烷基酯 - 苯基（甲基）丙烯酸酯）共聚物。

9. 发明申请

US20160108224A1 HEAT-RESISTANT SAN RESIN, METHOD FOR MANUFACTURING SAME, AND HEAT-RESISTANT ABS RESIN COMPOSITION COMPRISING SAME 有权
标题翻译：耐热SAN树脂，其制造方法和包含其的耐热ABS树脂组合物
公开(公告)号：US20160108224A1
公开(公告)日：2016-04-21
申请号：US14764555
申请日：2014-02-27
申请人： LG CHEM, LTD.
发明人： Jae Bum SEO , Chang Hun HAN , Dae Woo LEE , Jung Tae PARK , Eun Jung CHOI , Byoung IL KANG , Da Eun SUNG , Gyu Sun KIM
IPC分类号： C08L25/12 , C08F212/10
CPC分类号： C08L25/12 , C08F2/02 , C08F212/10 , C08L25/16 , C08L55/02 , C08F4/36 , C08F212/12 , C08F220/44 , C08F212/08
摘要： Disclosed are a heat-resistant SAN resin, a method of preparing the same, and a heat-resistant ABS resin composition comprising the same. More particularly, a heat-resistant SAN resin comprising 60 to 75 wt % of α-methylstyrene, 25 to 35 wt % of a vinyl cyan compound, and 0 to 10 wt % of an aromatic vinyl compound (except for α-methylstyrene), the heat-resistant SAN resin having a degree of branching of 0.40 to 0.60, a molecular weight of 90,000 to 150,000 g/mol, and a glass transition temperature (Tg) of 124 to 140° C., a method of preparing the same, and a heat-resistant ABS resin composition comprising the same are disclosed.
摘要翻译：公开了耐热性SAN树脂及其制备方法，以及含有该树脂的耐热性ABS树脂组合物。更具体地说，包含60至75重量％的α-甲基苯乙烯，25至35重量％的乙烯基青色化合物和0至10重量％的芳族乙烯基化合物（α-甲基苯乙烯除外）的耐热SAN树脂，其支化度为0.40〜0.60，分子量为90,000〜150,000g / mol，玻璃化转变温度（Tg）为124〜140℃的耐热SAN树脂，其制备方法，并公开了包含该ABS树脂组合物的耐热ABS树脂组合物。

10. 发明申请

US20190194445A1 THERMOPLASTIC RESIN COMPOSITION 审中-公开
公开(公告)号：US20190194445A1
公开(公告)日：2019-06-27
申请号：US16286490
申请日：2019-02-26
申请人： LG CHEM, LTD.
发明人： Dong Kun SHIN , Seo Hwa KIM , Byoung Il KANG , Chang Hun HAN
IPC分类号： C08L51/06 , C08L23/08 , C08L67/02 , C08F279/04 , C08F255/02 , C08L53/00 , C08L25/12
摘要： The present invention provides a thermoplastic resin and a molded article using the same, wherein the thermoplastic resin comprises: (A) 10 parts by weight to less than 30 parts by weight of a butadiene-based graft copolymer; (B) 5 parts by weight or more to less than 30 parts by weight of an acrylate-based graft copolymer; (C) 35 parts by weight to 65 parts by weight of a vinyl cyanide-aromatic vinyl-based copolymer; (D) 1 part by weight to 10 parts by weight of an ethylene-alkyl acrylate-based copolymer elastomer based on the total 100 parts by weight of (A), (B), and (C); and (E) 1 part by weight to 10 parts by weight of a polyester-based elastomer.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式