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    • 1. 发明申请
    • BRANCHED COPOLYMERS, COMPOSITION AND USES
    • 分支共聚物,组合物和用途
    • WO2010089575A1
    • 2010-08-12
    • PCT/GB2010/000232
    • 2010-02-09
    • UNILEVER PLCFINDLAY, Paul HughROYLES, Brodyck James LachlanSIMPSON, Neil JohnTODD, SharonRANNARD, Steven PaulWEAVER, Jonathan Victor MarkBAUDRY, Roselyne Marie Andree
    • FINDLAY, Paul HughROYLES, Brodyck James LachlanSIMPSON, Neil JohnTODD, SharonRANNARD, Steven PaulWEAVER, Jonathan Victor MarkBAUDRY, Roselyne Marie Andree
    • C08F2/38C08F2/42C08F212/08C08F220/06C08F220/16C08F220/26C08F220/34
    • C08F2/38C08F212/08C08F212/36C08F220/18C08F222/1006C08F2220/1825C08F220/20C08F220/06C08F2222/1013C08F226/10
    • The present invention relates to a branched copolymer comprising a hydrophilic component obtainable by an addition polymerisation process and compositions and uses thereof said copolymer comprising: i) a residue of at least one monofunctional monomer comprising one polymerisable double bond per molecule and a molecular weight of less than 1000 Daltons; ii) a residue of at least one multifunctional monomer comprising at least two polymerisable double bonds per molecule and a molecular weight of less than 1000 Daltons; and wherein the end termini of the copolymer chains comprise one or more of a residue of a chain transfer agent; an initiator or a terminal group derived from a termination reaction; wherein; the molar ratio of the monofunctional monomer to multifunctional monomer is between 50 :1 to 2.5 :1 respectively; and wherein the hydrophilic component is comprised of at least 1 mole % of one or more residue of a multifunctional monomer and/or one or more residue of a chain transfer agent comprised of a hydrophilic monomer each with a solubility of 0.18 w/w % in water; and wherein the residue of the at least one monofunctional monomer with a molecular weight of less than 1000 Daltons is selected from the group comprising: vinyl acids, vinyl acid esters, vinyl aryl compounds, vinyl acid anhydrides, vinyl amides, vinyl ethers, vinyl amines, vinyl aryl amines, vinyl nitriles, vinyl ketones, and derivatives thereof; hydroxyl-containing monomers and monomers which can be post-reacted to form hydroxyI groups; acid-containing or acid functional monomers; zwitterionic monomers; quaternised amino monomers, oligomeric monomers; and corresponding allyl monomers of the aforesaid vinyl monomers.
    • 本发明涉及包含通过加成聚合方法获得的亲水性组分的支链共聚物及其组合物和用途,所述共聚物包含:i)至少一种单分子的单体,每分子包含一个可聚合的双键,分子量较小 超过1000道尔顿; ii)至少一种包含每分子至少两个可聚合双键并且分子量小于1000道尔顿的多官能单体的残基; 并且其中共聚物链的末端包含一个或多个链转移剂的残基; 来自终止反应的引发剂或末端基团; 其中; 单官能单体与多官能单体的摩尔比分别为50:1至2.5:1; 并且其中所述亲水性组分由至少1摩尔%的多官能单体的一种或多种残基和/或链转移剂的一个或多个残基组成,所述链转移剂由亲水性单体组成,每个亲水性单体的溶解度为0.18w / w% 水; 并且其中所述至少一种分子量小于1000道尔顿的单官能单体的残基选自:乙烯基酸,乙烯基酸酯,乙烯基芳基化合物,乙烯基酸酐,乙烯基酰胺,乙烯基醚,乙烯基胺 乙烯基芳基胺,乙烯基腈,乙烯基酮及其衍生物; 含羟基的单体和可以后反应形成羟基的单体; 含酸或酸官能单体; 两性离子单体; 季铵化氨基单体,低聚单体; 和上述乙烯基单体的相应的烯丙基单体。
    • 2. 发明申请
    • AMPHIPHILIC BRANCHED COPOLYMER, METHODS OF PREPARATION, EMULSIONS, EMU AND USES
    • 大分子共聚物,制备方法,乳液,EMU和用途
    • WO2010125341A1
    • 2010-11-04
    • PCT/GB2010/000845
    • 2010-04-28
    • UNILEVER PLCFINDLAY, Paul HughLACHLAN, Brodyck JamesSIMPSON, Neil JohnTODD, SharonBAUDRY, Roselyne Marie AndreeRANNARD, Steven PaulWEAVER, Jonathan Victor Mark
    • FINDLAY, Paul HughLACHLAN, Brodyck JamesSIMPSON, Neil JohnTODD, SharonBAUDRY, Roselyne Marie AndreeRANNARD, Steven PaulWEAVER, Jonathan Victor Mark
    • C08F220/26C08F2/28
    • C08F220/26
    • The present invention relates to an amphiphilic branched copolymer obtainable by an addition polymerisation process, the method of production of same and uses thereof as emulsions wherein said polymer comprises: at least two chains which are covalently linked by a bridge other than at their ends; and wherein the at least two chains comprise at least one ethyleneically monounsaturated monomer, and wherein the bridge comprises at least one ethyleneically polyunsaturated monomer; and wherein the polymer comprises a residue of a chain transfer agent and optionally a residue of an initiator, and wherein at least one of the monounsaturated monomer(s) and polyunsaturated monomer(s) and chain transfer agent(s) is a hydrophilic residue; and at least one of one of the monounsaturated monomer(s) and polyunsaturated monomer(s) and chain transfer agent(s) is a hydrophobic residue, and wherein the mole ratio of polyunsaturated monomer(s) to monounsaturated monomer(s) is in a range of from 1 :100 to 1 :4, and wherein at least one of the monounsaturated monomer(s) and polyunsaturated monomer(s) and chain transfer agent(s) comprises a moiety that is capable of responding to an external stimuli thereby creating a physical or chemical change in the solubility of the said moiety; and wherein the air-water surface tension of the polymer changes from between 35mN/m to 60mN/m upon application of the external stimulus.
    • 本发明涉及通过加成聚合方法获得的两亲性支链共聚物,其制备方法及其用途作为乳液,其中所述聚合物包含:至少两个通过其端部以外的桥共价连接的链; 并且其中所述至少两个链包含至少一个亚乙基单不饱和单体,并且其中所述桥包含至少一个亚乙基多不饱和单体; 并且其中所述聚合物包含链转移剂的残基和任选的引发剂的残基,并且其中所述单不饱和单体和多不饱和单体和链转移剂中的至少一种是亲水性残基; 并且单不饱和单体和多不饱和单体和链转移剂中的至少一种是疏水性残基,并且其中多不饱和单体与单不饱和单体的摩尔比在 1:100至1:4的范围,并且其中至少一种单不饱和单体和多不饱和单体和链转移剂包含能够响应于外部刺激的部分, 造成所述部分的溶解度的物理或化学变化; 并且其中当施加外部刺激时聚合物的空气 - 水表面张力从35mN / m至60mN / m变化。