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.

Date of Patent:
Oct. 20, 2015

Filed:

Sep. 14, 2012
Applicants:

Kazuhiro Suga, Saitama, JP;

Shinnosuke Hirata, Saitama, JP;

Inventors:

Kazuhiro Suga, Saitama, JP;

Shinnosuke Hirata, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 45/14 (2006.01); B32B 27/08 (2006.01); B44C 1/17 (2006.01); B32B 7/04 (2006.01); B32B 7/12 (2006.01); B32B 27/30 (2006.01); B32B 27/32 (2006.01); B29C 51/10 (2006.01);
U.S. Cl.
CPC ...
B32B 27/08 (2013.01); B29C 45/14811 (2013.01); B32B 7/045 (2013.01); B32B 7/12 (2013.01); B32B 27/302 (2013.01); B32B 27/308 (2013.01); B32B 27/32 (2013.01); B44C 1/1729 (2013.01); B29C 51/10 (2013.01); B29C 2791/006 (2013.01); B29K 2715/006 (2013.01); B29K 2995/002 (2013.01); B32B 2451/00 (2013.01); Y10T 428/24851 (2015.01);
Abstract

A decorative sheet for injection-molding and decorating a resin simultaneously, the decorative sheet containing two resin sheets laminated on each other with at least one patterned layer intervening therebetween, and the two resin sheets having a difference in linear expansion coefficient of 4×10/° C. (41 to 50° C.) or less. Even after subjecting to three-dimensional processing, such as vacuum molding, the decorative sheet suffers no warpage, and can be easily released from a mold for the three-dimensional processing, and even when the decorative sheet is set in a mold for injection molding, the decorative sheet does not fall off from the mold, a resin injected does not permeate a gap between the outer surface of the decorative sheet and the mold, and the decorative sheet suffers no peeling between the sheets constituting the decorative sheet.


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