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1. 发明专利

JP2012207062A Polypropylene-based resin composition for automobile parts, and automobile exterior parts 有权
标题翻译：用于汽车部件的聚丙烯基树脂组合物和汽车外部部件
公开(公告)号：JP2012207062A
公开(公告)日：2012-10-25
申请号：JP2011071580
申请日：2011-03-29
申请人： Japan Polypropylene Corp , Mazda Motor Corp , マツダ株式会社 , 日本ポリプロ株式会社
发明人： OSADA MASAHIRO , MASUDA KENJI , TOMONO YOSHIHIRO , OKADA YASUSHI , HARA MASAO , ONISHI MASAAKI , ASANO CHIAKI , FUJI KAZUHISA
IPC分类号： C08L23/16 , B29C45/00 , C08K3/34 , C08L23/08 , C08L53/00
CPC分类号： C08L23/142 , C08K3/34 , C08L23/16 , C08L53/00 , C08L23/0815
摘要： PROBLEM TO BE SOLVED: To provide a polypropylene-based resin composition etc. for automobile parts, which exhibits excellent moldability, high rigidity, an excellent external appearance of the molding, and further excellent surface impact strength, and which is suitable particularly for an automobile bumper.SOLUTION: The polypropylene-based resin composition etc. for automobile parts comprises: 30-62 wt.% of a propylene-based copolymer having an MFR of 40-70 g/10 min; 5-20 wt.% of a propylene-based block copolymer which comprises both a high-MFR crystalline polypropylene segment and a specific ethylene-propylene copolymer segment and which has an MFR of 100-130 g/10 min; 10-20 wt.% of a combination of two ethylene-α-olefin copolymer elastomers with a specific ratio, each of which has a specific MFR and a specific density; and 23-30 wt.% of talc with a specific particle diameter.
摘要翻译：要解决的问题：为了提供具有优异的成型性，高刚性，成型外观优异以及更优异的表面冲击强度的汽车部件用聚丙烯系树脂组合物等，特别适合为汽车保险杠。解决方案：用于汽车部件的聚丙烯基树脂组合物等包括：30-62重量％的MFR为40-70克/ 10分钟的丙烯基共聚物; 5-20重量％的包含高MFR结晶聚丙烯片段和特定乙烯 - 丙烯共聚物片段的丙烯类嵌段共聚物，其MFR为100-130g / 10分钟; 10-20重量％的具有比率的两种乙烯-α-烯烃共聚物弹性体的组合，其各自具有比MFR和比密度; 和23-30重量％的具有特定粒径的滑石。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2007290323A Injection-molded article 审中-公开
标题翻译：注射成型品
公开(公告)号：JP2007290323A
公开(公告)日：2007-11-08
申请号：JP2006123639
申请日：2006-04-27
申请人： Japan Polypropylene Corp , 日本ポリプロ株式会社
发明人： TOMONO YOSHIHIRO , FUKUNAGA SHOICHI , OKADA YASUSHI
IPC分类号： B29C45/00 , C08J5/00 , C08K5/20 , C08L23/10
摘要： PROBLEM TO BE SOLVED: To provide an injection-molded article exhibiting high rigidity feeling and improved anti-cracking property on a root position of its rib, and capable of being molded in a reduced time.
SOLUTION: An injection-molded article is made from a polypropylene type resin composition comprising 100 pts.wt. of a polypropylene having an MFR of 5-150 g/10 sec, 5-80 pts.wt. of a filler and 0.05-5.0 pts.wt. of a fatty acid amide, and it has at least a rib, and a ratio (H/T) of the thickness (T) to the rib to the height (H) thereof is 5 to 50.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种在其肋部的根部位置具有高刚性感和改善的抗裂纹性并且能够在缩短时间内成型的注射成型制品。解决方案：注塑制品由包含100重量份的聚丙烯类树脂组合物制成。的MFR为5-150g / 10sec的聚丙烯，5-80重量份的填料和0.05-5.0重量份的脂肪酸酰胺，并且其至少具有肋，并且厚度（T）与肋的高度（H）的比（H / T）相对于其高度（H）为5〜50。权利要求：（C ）2008，JPO＆INPIT

3. 发明专利

JP2013209448A Method for manufacturing injection molded product, and method for improving weld appearance of injection molded product 审中-公开
标题翻译：注射成型制品的制造方法和改进注射成型制品的焊接外观的方法
公开(公告)号：JP2013209448A
公开(公告)日：2013-10-10
申请号：JP2012078958
申请日：2012-03-30
申请人： Japan Polypropylene Corp , 日本ポリプロ株式会社
发明人： OKADA YASUSHI , TOMONO YOSHIHIRO , YOSHIDA TOSHIHIRO
IPC分类号： C08L23/10 , C08K7/06
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing an injection molded product composed of a propylene resin composition, and a method for improving the weld appearance of an injection molded product.SOLUTION: In a method for manufacturing an injection molded product which is obtained from a polypropylene resin composition (C) containing, relative to 100 pts.wt. of a polypropylene resin (A), 0.1-10 pts.wt. of a radiant material (B), the radiant material (B), preferably, aluminum particles have a flake form having an aspect ratio (average long diameter/average thickness) of 20-100, the mold temperature in injection molding is in the range of -5 to 170°C relative to crystallization temperature (Tc) of the proplylene resin composition (C). A method for improving the weld appearance of an injection molded product or the like is also provided.
摘要翻译：要解决的问题：提供一种由丙烯树脂组合物制成的注塑产品的制造方法和改进注射成型产品的焊接外观的方法。解决方案：在获得的注塑产品的制造方法中来自聚丙烯树脂组合物（C），相对于100重量份的聚丙烯树脂（A），0.1-10重量份辐射材料（B）中，辐射材料（B）优选铝颗粒具有长度比（平均长径/平均厚度）为20-100的片状，注射成型中的模具温度在相对于原料树脂组合物（C）的结晶温度（Tc）为-5〜170℃。还提供了一种用于改善注塑产品等的焊接外观的方法。

4. 发明专利

JP2011236373A Foam molding body obtained by foaming polypropylene-based resin composition 有权
标题翻译：通过基于聚丙烯的树脂组合物获得的泡沫成型体
公开(公告)号：JP2011236373A
公开(公告)日：2011-11-24
申请号：JP2010110752
申请日：2010-05-13
申请人： Japan Polypropylene Corp , 日本ポリプロ株式会社
发明人： YOSHIDA TOSHIHIRO , TOMONO YOSHIHIRO , OKADA YASUSHI , FUKUNAGA SHOICHI
IPC分类号： C08J9/04
摘要： PROBLEM TO BE SOLVED: To provide a foam molding body which is obtained using a novel polypropylene-based resin composition that has excellent moldability (injection molding, injection stamping) and is excellent in physical property balance (high rigidity, impact absorption energy) and is used as various industrial components and automobile components, especially automobile interior components.SOLUTION: There is provided the foam molding body obtained by foaming the polypropylene-based resin composition comprising, based on 100 pts.wt. of the following component (a): propylene-ethylene-block copolymer, 1-80 pts.wt. of a component (b): propylene-ethylene-block copolymer and 0.1-10 pts.wt. of a component (c): foaming agent. Component (a) is a propylene-ethylene-block copolymer with 70-80 wt.% of a crystalline polypropylene homopolymer moiety (A unit moiety) and 20-30 wt.% of an ethylene-propylene-random copolymer moiety (B unit moiety), in which the melt flow rate (230°C, 2.16 kg load) is 10-130 g/10 min; component (b) is a propylene-ethylene-block copolymer with 15-55 wt.% of a crystalline polypropylene homopolymer moiety (A unit moiety) and 45-85 wt.% of an ethylene-propylene-random copolymer moiety (B unit moiety), in which the melt flow rate (230°C, 2.16 kg load) is 0.1-40 g/10 min; and component (c) is a foaming agent.
摘要翻译：要解决的问题：提供一种使用具有优异的成型性（注射成型，注射冲压）并且物理性能平衡优异（高刚性，冲击吸收能量）的新型聚丙烯类树脂组合物获得的发泡成型体），用作各种工业部件和汽车部件，特别是汽车内部部件。解决方案：提供通过使聚丙烯类树脂组合物发泡得到的发泡成型体，其包含基于100重量份的以下组分（a）：丙烯 - 乙烯 - 嵌段共聚物，1-80重量份的组分（b）：丙烯 - 乙烯 - 嵌段共聚物和0.1-10重量份的组分（c）：发泡剂。组分（a）是具有70-80重量％结晶聚丙烯均聚物部分（A单元部分）和20-30重量％乙烯 - 丙烯 - 无规共聚物部分（B单元部分）的丙烯 - 乙烯嵌段共聚物），其中熔体流动速率（230℃，2.16kg负荷）为10-130g / 10min; 组分（b）是具有15-55重量％结晶聚丙烯均聚物部分（A单元部分）和45-85重量％乙烯 - 丙烯 - 无规共聚物部分（B单元部分）的丙烯 - 乙烯 - 嵌段共聚物），其中熔体流动速率（230℃，2.16kg负荷）为0.1-40g / 10min; 组分（c）是发泡剂。版权所有（C）2012，JPO＆INPIT

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