Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1987-10-30
1991-09-03
Kulkosky, Peter F.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252402, 252404, 252405, 252406, 252407, 252401, C09K 1504, C09K 1510, C09K 1516
Patent
active
050452339
ABSTRACT:
A method for inhibiting polymerization of a maleimide, which comprises adding to said maleimide, as a polymerization inhibitor, at least one compound selected from the group consisting of thiodipropionic esters, 4-t-butyl-catechol, 2,4-dimethyl-6-t-butyl phenol, 2,5-di-t-butylhydroquinone, 2-t-butyl-hydroquinone, 2,4-bis-(n-octylthio)-6-(4-hydroxy-3,5-di-t-butylanilino)-1,3,5-trizaine, 2,2'-thiobis-(4-methyl-6-t-butylphenol), 4,4'-thiobis-(6-butyl-m-cresol), and triethyleneglycol-bis-[3-(3-t-butyl-5-methyl-4-hydroxyphenyl)propionate].
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Baba Masao
Kita Yuichi
Sakamoto Kentaro
Tobo Tomoaki
Behr Omri M.
Kulkosky Peter F.
Nippon Shokubai Kagaku Kogyo & Co., Ltd.
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