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    • 43. 发明授权
    • Polyesteramide dispersing agent
    • 聚酯酰胺分散剂
    • US4999132A
    • 1991-03-12
    • US152800
    • 1988-02-05
    • Giuseppe Canestri
    • Giuseppe Canestri
    • C08L77/00B01F17/00B01F17/30B01F17/52C08G63/68C08G69/44C08K20060101C08K5/00C08K5/09C08K5/17C08L67/00C08L67/04C08L77/12C09B67/22C09B67/46C09D17/00
    • B01F17/005C08G69/44C09B67/0046C09B67/009C09D17/002Y10S516/07Y10S516/914Y10S516/915Y10T428/2982Y10T428/2998
    • A dispersing agent for dispersing solid particles in an organic liquid having the composition ##STR1## wherein ##STR2## is the residue of a polyester chain having a molecular weight of at least 1700, derived from a hydroxycarboxylic acid containing 16-22 carbon atoms, ##STR3## is the residue of a mono or polyamide having up to 12 amido bonds, which is amino terminated in both ends and wherein R.sub.1 and R.sub.2 are each independently hydrogen or alkyl or alkenyl containing up to 20 carbon atoms; Z is a salt of a carboxylic acid containing 8-18 carbon atoms and a diamine NHR.sub.3 --T--NH.sub.2 wherein T is alkylene or alkenylene containing 2-12 carbon atoms and optionally comprising one or more oxygen or nitrogen bridges and R.sub.3 is hydrogen or alkyl or alkenyl containing up to 20 carbon atoms; Q is a carboxylic acid containing 8-18 carbon atoms or a diamine NHR.sub.3 --T--NH.sub.2, wherein T and R.sub.3 are defined as above. Said dispersing agent can be used for preparing an easily dispersable pigment.
    • 一种用于将固体颗粒分散在具有组成的有机液体中的分散剂,其中是衍生自含16-22个碳原子的羟基羧酸的分子量至少为1700的聚酯链的残基, IMAGE>是具有多达12个氨基键的单或聚酰胺的残基,其氨基末端在两端,并且其中R 1和R 2各自独立地为氢或含有至多20个碳原子的烷基或烯基; Z是含有8-18个碳原子的羧酸和二胺NHR 3 -T-NH 2的盐,其中T是含有2-12个碳原子的亚烷基或亚烯基并且任选地包含一个或多个氧或氮桥,并且R 3是氢或烷基 或含有至多20个碳原子的烯基; Q是含有8-18个碳原子的羧酸或二胺NHR3-T-NH2,其中T和R3如上定义。 所述分散剂可用于制备容易分散的颜料。