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. 25, 2021
Filed:
Jun. 26, 2019
Mitsubishi Chemical Corporation, Tokyo, JP;
Ryuta Seno, Osaka, JP;
Makoto Hatanaka, Osaka, JP;
MITSUBISHI CHEMICAL CORPORATION, Tokyo, JP;
Abstract
Ethylene-vinyl alcohol copolymer pellets comprise: an ethylene-vinyl alcohol copolymer; a conjugated polyene; and 1 to 200 ppm of an alkali earth metal based on the weight of the pellets; wherein pellet surface portions of the ethylene-vinyl alcohol copolymer pellets have a conjugated polyene content of not lower than 30 ppb based on the weight of the pellets. Such ethylene-vinyl alcohol copolymer pellets are capable of reliably suppressing occurrence of minute fisheyes each having a diameter of not greater than 200 μm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile