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:
Jan. 22, 2013
Filed:
Jun. 05, 2008
Shinya Hamasaki, Tokyo, JP;
Yuuichi Arito, Tokyo, JP;
Kenji Takasa, Tokyo, JP;
Tsumoru Kuwabara, Tokyo, JP;
Shinya Hamasaki, Tokyo, JP;
Yuuichi Arito, Tokyo, JP;
Kenji Takasa, Tokyo, JP;
Tsumoru Kuwabara, Tokyo, JP;
Asahi Kasei Kabushiki Kaisha, Osaka, JP;
Abstract
A reflecting sheet of the invention includes at least a surface layer portion and an inner layer portion, where the surface layer portion contains at least 0.3 g/mto 20 g/mof an inorganic powder and a polyolefin resin (C), the inner layer portion contains a polyolefin resin (A) and at least one kind of resins (B) incompatible with the polyolefin resin (A) at temperatures enabling stretching of the polyolefin resin(A), the surface layer portion meets (n−n)/n≧0.20 (n: refractive index of the inorganic powder, n: refractive index of the polyolefin resin (C)), and the inner layer portion has voids.