Multi-layer container and production method therefor, single-layer container production method, and recycled polyester resin production method

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United States of America Patent

PATENT NO 11130605
APP PUB NO 20180273231A1
SERIAL NO

15763769

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An object of the present invention is to provide a multilayer container in which yellowing of a regenerated polyester resin at the time of recycle is suppressed and a method for producing the same as well as a method for producing a single-layer container. Furthermore, another object of the present invention is to provide a method for producing a regenerated polyester resin from the foregoing multilayer container and single-layer container. The multilayer container of the present invention includes at least one polyester resin composition layer containing a polyester resin (X) and an amino group-containing compound (A) having a yellowing-suppressing ability; and at least one polyamide resin layer containing a polyamide resin (Y).

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Patent Owner(s)

  • MITSUBISHI GAS CHEMICAL COMPANY, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kato, Tomonori Kanagawa, JP 66 439
Maruyama, Katsuya Tokyo, JP 38 280
Yamamoto, Takashi Kanagawa, JP 951 10608

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