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.:

US 7439296 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 21, 2008

Filed:

Jan. 12, 2006
Applicant:

Susumu Kanzaki, Kisarazu, JP;

Inventor:

Susumu Kanzaki, Kisarazu, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/00 (2006.01); C08K 3/34 (2006.01); C08L 53/00 (2006.01); B08K 5/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a polypropylene resin composition including from 50 to 93% by weight of polypropylene resin including propylene-ethylene block copolymer satisfying given requirements, from 1 to 25% by weight of ethylene-α-olefin copolymer rubber made up of ethylene units and units of Cα-olefin having a density of 0.850 to 0.870 g/cmand an MFR of 0.05 to 1 g/10 min, from 1 to 25% by weight of another type of ethylene-α-olefin copolymer rubber made up of ethylene units and units of Cα-olefin having a density of 0.850 to 0.870 g/cm2 and an MFR of 2 to 20 g/10 min, and from 5 to 25% by weight of inorganic filler. Molded articles made from the composition have good balance between rigidity and impact resistance and have good appearance.


Find Patent Forward Citations

Kanzaki, Susumu. (2008). Polypropylene resin composition (U.S. Patent No. 7439296). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7439296

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