Anti-foaming agent and pulp production method

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United States of America Patent

PATENT NO 9631320
APP PUB NO 20150240424A1
SERIAL NO

14424103

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Abstract

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An anti-foaming agent containing (A) an organopolysiloxane and a finely powdered inorganic filler, (B) a polyoxyalkylene group-containing branched chain organopolysiloxane, and (C) an anionic surfactant. This anti-foaming agent exhibits stable anti-foaming performance even at high temperatures that reach, for example, 80QC or under strongly alkaline conditions and produces no aggregates.

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Patent Owner(s)

Patent OwnerAddress
DOW TORAY CO LTD2-24 HIGASHISHINAGAWA 2- CHOME SHINAGAWA-KU TOKYO 140-8617

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chao, Sung-Hsuen H Seneffe, BE 1 4
Hilberer, Alain Recquignies, BE 9 55
Kennoki, Masakado Chiba, JP 7 42
Zeng, Jianren Chiba, JP 6 53

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