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. 23, 2018
Filed:
Dec. 24, 2013
Toray Industries, Inc., Tokyo, JP;
Toray Industries, Inc., , JP;
Abstract
A molding film is high in both windability during film production and also excellent in appearance quality and moldability. The molding film includes cyclic olefin based resin, has roughened regions in side edge parts of the molding film, is non-oriented, and satisfies (1) to (3): (1) one of the surfaces has a surface roughness SRa of 2 nm or more and 30 nm or less in the central region, which is defined as the region outside the roughened regions, whereas the other surface has a surface roughness SRa of 100 nm or more and 800 nm or less, (2) the ratio h/t where h represents the height (in μm) of the roughened regions while t represents the thickness (in μm) of the central region is 5/100 or more and 30/100 or less, and (3) the width of the roughened regions is 5 mm or more and 20 mm or less.