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:
May. 27, 2008
Filed:
Apr. 04, 2002
Takashi Masui, Ohtsu, JP;
Masahiko Nakamori, Ohtsu, JP;
Takatoshi Yamada, Ohtsu, JP;
Koichi Ono, Ohtsu, JP;
Kazuyuki Ogawa, Osaka, JP;
Atsushi Kazuno, Osaka, JP;
Hiroshi Seyanagi, Osaka, JP;
Takashi Masui, Ohtsu, JP;
Masahiko Nakamori, Ohtsu, JP;
Takatoshi Yamada, Ohtsu, JP;
Koichi Ono, Ohtsu, JP;
Kazuyuki Ogawa, Osaka, JP;
Atsushi Kazuno, Osaka, JP;
Hiroshi Seyanagi, Osaka, JP;
Toyo Tire & Rubber Co., Ltd., Osaka, JP;
Abstract
A polyurethane composition containing solid beads dispersed therein, is formed of a microcellular polyurethane foam, and the composition has a storage modulus of elasticity at 40° C. of 270 MPa or more as measured by means of a dynamic elasticity measuring device. Another polyurethane composition of this invention contains solid beads dispersed therein, that are capable of swelling with or are soluble in an aqueous medium. The former composition has excellent flattening capability, and the latter composition can provide a polished surface which combines good flatness and good uniformity and can also reduce scratches on the surface.