Bleaching agents comprising at least one imido-aromatic (poly)percarboxylic acid, having the formula (I):
wherein: A represents an optionally substituted benzene or naphthalene ring, R is hydrogen, lower alkyl, OH, COOH, COOOH or COOR′,
wherein R′ represents a C₁-C₅ alkyl group and n is an integer of from 1 to 5.
Process for reducing water and polar impurities in imido-alkanpercarboxylic acids
申请人:AUSIMONT S.p.A.
公开号:EP0780374A1
公开(公告)日:1997-06-25
Process for reducing the content of water in imido-alkanpercarboxylic acids comprising heating a suspension of imido-alkanpercarboxylc acid in water up to the complete solid melting and subsequent separation of the organic phase from the aqueous phase and recovery of the organic phase containing the imido-alkanpercarboxylic acid.
Process for the purification of imidoalkanpercarboxylic acids
申请人:Ausimont S.p.A.
公开号:EP1130014A2
公开(公告)日:2001-09-05
Process for reducing the content of water in imido-alkanpercarboxylic acids comprising heating a suspension of imido-alkanpercarboxylc acid in water up to the complete solid melting and subsequent separation of the organic phase from the aqueous phase and recovery of the organic phase containing the imido-alkanpercarboxylic acid.
Crystalline forms of imidoalkanpercarboxylic acids
申请人:Bianchi Piero Ugo
公开号:US20050245590A1
公开(公告)日:2005-11-03
Imidoalkancarboxylic acids of formula (I) are described, wherein A, X and M are as defined in the application, said acids being in a crystalline form which in contact with water gives rise to crystals having sizes lower than 30 micron.
描述了式 (I) 的亚氨基烷基羧酸,其中 A、X 和 M 如申请中所定义,所述酸为结晶形式,与水接触后产生尺寸小于 30 微米的晶体。
CRYSTALLINE FORMS OF IMIDOALKANPERCARBOXYLIC ACIDS