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:
Oct. 11, 2005
Filed:
Sep. 18, 2002
Michihisa Tasaka, Kanagawa-ken, JP;
Takaaki Suka, Tokyo, JP;
Michihisa Tasaka, Kanagawa-ken, JP;
Takaaki Suka, Tokyo, JP;
Riken Technos Corp., Tokyo, JP;
Abstract
A thermoplastic elastomer composition excellent in softness, permanent compression set (both short- and long-term), and controlled in bleed-out of the softening agent as well as a formed article and composite formed article of the above thermoplastic elastomer composition. The thermoplastic elastomer composition contains: (a) 100 parts by weight of at least one hydrogenated block copolymer, (b) 30 to 150 parts by weight of a non-aromatic-type softening agent for rubber; and (c) 3 to 100 parts by weight of a petroleum hydrocarbon resin having a softening point of 80 to 170° C., the resin exhibiting a melt viscosity of 10 poise at a temperature in the range of 120 to 250.