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    • 4. 发明授权
    • Paint compositions
    • 油漆成分
    • US07008988B2
    • 2006-03-07
    • US10472140
    • 2002-01-17
    • Dean ThetfordJohn David Schofield
    • Dean ThetfordJohn David Schofield
    • C08J3/00C08K5/09C08L51/00C08L67/00
    • C09D7/45
    • A paint comprising a film-forming resin, an organic liquid, a pigment and a dispersant of formula 1, including salts thereof (T-(O-A-CO)n(O-B-CO)mpZ wherein T is H or a polymerisation terminating group; A is C16-20-alkenylene; B is C10-20-alkylene; Z is the residue of a polyamine or polyimine; n is 2 to 50; m is 0 to 25; and p is not less than 2. Preferred dispersants are derived from poly(ricinoleic acid) and polyethylene imine.
    • 包含成膜树脂,有机液体,颜料和式1的分散剂的涂料,包括其盐<?in-line-formula description =“In-line formula”end =“lead”?>(T- (OA-CO)(OB-CO)&lt; img id =“PRIVATE-USE-CHARACTER-00001”he =“7.20mm”wi =“8.47mm “file =”US07008988-20060307-Parenclosest.TIF“alt =”私人使用字符Parenclosest“img-content =”character“img-format =”tif“/> p Z <?in-line -formulae description =“In-line Formulas”end =“tail”?>其中T是H或聚合终止基团; A是C 16-20 - 亚烯基; B是C 10 -20亚烷基; Z是多胺或聚亚胺的残基; n是2至50; m是0至25; p不小于2.优选的分散剂衍生自聚(蓖麻油酸)和 聚乙烯亚胺。
    • 9. 发明授权
    • Dispersants
    • 分散剂
    • US06197877B1
    • 2001-03-06
    • US09297362
    • 1999-04-30
    • Dean ThetfordJohn David SchofieldPatrick John Sunderland
    • Dean ThetfordJohn David SchofieldPatrick John Sunderland
    • C08L6700
    • C08G63/08B01F17/0028B01F17/005B01F17/0057B01F17/0064C09D7/45C09D17/002
    • A dispersant of general Formula I T—(A)n(B)p—Z   (1) wherein T is hydrogen or a polymerisation terminating group; Z is an acidic or basic group or a moiety containing either an acidic or basic group; A and B are each, independently, oxyalkylene carbonyl groups derivable from &dgr;-valerolactone, &egr;-caprolactone or alkyl substituted &egr;-caprolactone provided that both are not &egr;-caprolactone or &dgr;-valerolactone; n and p are integers; and n+p is from 2 to 100; including salts thereof. Specific examples of dispersants are the reaction product of lauric acid, &dgr;-caprolactone, 7-methyl-&egr;-caprolactone with PEI, the reaction product of lauric acid, &egr;-caprolactone, &dgr;-valerolactone with PEI and the phosphate of the reaction product of dodecanol, &egr;-caprolactone and &dgr;-valerolactone.
    • 其中T为通式I的分散剂为氢或聚合终止基团; Z为酸性或碱性基团或含有酸性或碱性基团的部分; A和B各自独立地为可从δ-戊内酯衍生的氧化烯羰基, - 己内酯或烷基取代的ε-己内酯,条件是二者不是ε-己内酯或δ-戊内酯; n和p是整数; and + p为2〜100; 包括其盐。分散剂的具体实例是月桂酸,δ-己内酯,7-甲基-ε-己内酯与PEI的反应产物,月桂酸,ε-己内酯,δ-戊内酯与PEI的反应产物和 十二烷醇,ε-己内酯和δ-戊内酯的反应产物。