Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate
2006-03-01
2009-10-06
Choi, Ling-Siu (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
C525S240000
Reexamination Certificate
active
07598309
ABSTRACT:
A polypropylene-based resin composition including (A) 70 to 96 mass % of a polypropylene-based soft resin having an ISO D hardness of 35 or less and containing 25 to 55 mass % of xylene-insoluble part at room temperature and 75 to 45 mass % of xylene-soluble part at room temperature, (B) 2 to 10 mass % of homopolypropylene having a melt mass flow rate (MFR) at 230° C. under a load of 2.16 kg measured in accordance with JIS K 7210 of 1 to 30 g/10 min. and stereoregularity (meso pentad fraction) of 90% or more, (C) 2 to 20 mass % of a propylene-ethylene random copolymer having an ethylene content of 1 to 10 mass %, and (D) 0 to 15 mass % of a platy inorganic filler.
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patent: 2005/0171263 (2005-08-01), Kanamori et al.
Thermoplastic Olefin Elastomer Composition; 2002-128975 May 9, 2002; Ishikawa Masanao; pp. 1-5; Abstract.
Olefin-Based Thermoplastic Elastomer Composition; 2002-128975 May 9, 2002; Ishikawa Masano et al.; pp. 1-5; Abstract.
Hara Susumu
Koike Masato
Sugita Yasuhisa
Sugiyama Atsushi
Chin Hui
Choi Ling-Siu
Idemitsu Kosan Co. Ltd
Millen White Zelano & Branigan P.C.
Yazaki -Corporation
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