Method for producing oxymethylene copolymer resin composition, and oxymethylene copolymer resin composition

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United States of America Patent

PATENT NO 11820857
APP PUB NO 20220356290A1
SERIAL NO

17635192

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Abstract

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The present invention provides a method for producing an oxymethylene copolymer resin composition, comprising: adding to an oxymethylene copolymer (A), an Mn micromole of an amine-substituted triazine compound (B) per gram of the oxymethylene copolymer (A), an Mc micromole of a choline hydroxide (C) per gram of the oxymethylene copolymer (A), and 0.05 to 1.1 parts by weight of an antioxidant (D) with respect to 100 parts by weight of the oxymethylene copolymer (A), and melt kneading a mixture of the oxymethylene copolymer (A), amine-substituted triazine compound (B), the choline hydroxide (C), and the antioxidant (D), wherein Mn (μmol/g-POM) and Mc (μmol/g-POM) satisfy: 6.5<(Mn+Mc×8)<25, 0.5

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI GAS CHEMICAL COMPANY INCCHIYODA-KU TOKYO 100-8324

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakashima, Mika Mie, JP 2 0
Sunaga, Daisuke Tokyo, JP 25 47

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