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:
Dec. 22, 2020
Filed:
Dec. 13, 2017
Mitsui Chemicals, Inc., Tokyo, JP;
Masakazu Tanaka, Yokohama, JP;
Toyoaki Sasaki, Narashino, JP;
Yasuhito Tsugane, Tokyo, JP;
Kenkichi Yoshida, Ichihara, JP;
Kenjiro Takamine, Ichihara, JP;
Masahiko Okamoto, Chiba, JP;
Takanori Tada, Ichihara, JP;
MITSUI CHEMICALS, INC., Tokyo, JP;
Abstract
A polyester sheet including a polyester (A), a 4-methyl-1-pentene polymer (B) having a specific heat of fusion and a meso diad fraction (m) of 98.5 to 100%, and a compatibilizing agent (C), wherein content proportions of the (A), (B), and (C) are 60 to 98.9 parts by mass for (A), 1 to 25 parts by mass for (B), and 0.1 to 15 parts by mass for (C), when a total content of (A), (B), and (C) is set as 100 parts by mass, and wherein (B) satisfies the requirements (a) to (d) described herein.