会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明授权
    • Peroxycarboxylic acids and manganese complex catalysts
    • 过氧羧酸和锰配合物催化剂
    • US5429769A
    • 1995-07-04
    • US96877
    • 1993-07-26
    • John R. NicholsonRichard G. Gary
    • John R. NicholsonRichard G. Gary
    • C11D3/39C01B15/10
    • C11D3/3932C11D3/3945
    • A bleaching composition and method of using is provided wherein the composition comprises an effective amount for bleaching of an organic peroxyacid whose structure includes a percarboxylic and a carboxylic acid or a salt functional unit; an effective amount of manganese complex having a formula selected from the group consisting of:[LMnX.sub.3 ]Y (1)wherein Mn is manganese;X is a coordinating species selected from the group consisting of:RO.sup.-, Cl.sup.-, Br.sup.-, I.sup.-, F.sup.-, NCS.sup.-, N.sub.3.sup.-, I.sub.3.sup.-, NH.sub.3, NR.sub.3, RCOO.sup.-, RSO.sub.3.sup.-, RSO.sub.4.sup.-, OH.sup.-, O.sub.2.sup.2-, HOO.sup.-, H.sub.2 O, SH.sup.-, CN.sup.-, OCN.sup.-, and S.sub.4.sup.2- and combinations thereof;R is a C.sub.1 -C.sub.20 radical selected from the group consisting of alkyl, cycloalkyl, aryl, benzyl and radical combinations thereof;at least two R radicals may also be connected to one another so as to form a bridging unit between two oxygens that coordinate with the manganese;L is a ligand selected from a C.sub.3 -C.sub.60 radical having at least 3 nitrogen atoms coordinating with the manganese; andthe formula: ##STR1## wherein Mn is manganese in a +III or +IV oxidation state and X, L and Y are as defined above; and from about 0.5 to about 50 wt. % of a surfactant. The pH range of the compositions of the invention is from about 7 to about 10.
    • 提供漂白组合物和使用方法,其中所述组合物包含有效量的漂白有机过氧酸,其结构包括过羧酸和羧酸或盐官能单元; 有效量的具有选自以下的式的锰络合物:[LMnX3] Y(1)其中Mn是锰; X是选自以下的配位物:RO-,Cl-,Br-,I-,F-,NCS-,N3-,I3-,NH3,NR3,RCOO-,RSO3-,RSO4-,OH - ,O22-,HOO-,H 2 O,SH-,CN-,OCN-和S42-及其组合; R是选自烷基,环烷基,芳基,苄基和其基团组合的C1-C20基团; 至少两个R基团也可以彼此连接,以便在与锰配位的两个氧之间形成桥接单元; L是选自具有与锰配位的至少3个氮原子的C 3 -C 60基团的配体; 和式(2)其中Mn是+ III或+ IV氧化态的锰,X,L和Y如上所定义; 和约0.5至约50wt。 %的表面活性剂。 本发明的组合物的pH范围为约7至约10。