BLEACHING COMPOSITION
    39.
    发明专利

    公开(公告)号:CA2018868A1

    公开(公告)日:1990-12-14

    申请号:CA2018868

    申请日:1990-06-13

    Applicant: KAO CORP

    Abstract: 65702-367 A bleaching composition comprises (a) hydrogen peroxide or a peroxide that generates hydrogen peroxide in an aqueous solution and (b) an organic peracid precursor having the formula (I): (I) ¢wherein R1 is a hydrocarbon group, X is O, NHCO, CONH, CO, OCO, COO or ?, Y is -R5-, or - (where n is 1 to 10), R2 and R3 are each a lower alkyl, R4 and R5 are each alkylene, , -CH2COOCH2-, -CH2COO(CH2)3-, L is a leaving group such as , and X- is a counter ion!. The peracid precursor increases the bleaching effect and often is highly biodegradable.

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