The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 1998
Filed:
Oct. 08, 1996
UBE Industries, Ltd., Yamaguchi, JP;
Abstract
A polypropylene resin composition having a high moldability and capable of forming therefrom shaped articles having excellent surface hardness, thermal deformation resistance and low temperature impact resistance includes (A) 35-74 wt % of a crystalline ethylene-propylene block copolymer with an ethylene content of 0.5-15 wt %, an isotactic pentad fractional propylene of 96% or more and a MFR of 40-80 g/10 min. (230.degree. C., 2160 g); (B) 21-40 wt % of an ethylene-.alpha.-olefin copolymer produced by using a single site catalyst and having an .alpha.-olefin content of 70 mol % or more, a ratio (Mw/Mn) of 2.5 or less, and a ratio (MI.sub.10 /MI.sub.2.16) of 6 to 15; and (C) 5-25 wt % of a talc particle component having an average particle size of 3-7 .mu.m.