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    • 2. 发明授权
    • Air drying waterborne resin composition
    • 空气干燥水性树脂组合物
    • US07186771B2
    • 2007-03-06
    • US10532058
    • 2003-10-16
    • Bo HaggmanHakan BjornbergBirger MidelfDavid James
    • Bo HaggmanHakan BjornbergBirger MidelfDavid James
    • C08J3/00C08K5/00C08L67/00C08L75/00C08G18/42
    • C08L101/005C09D201/005C08L2666/14
    • An air drying waterborne resin composition is disclosed. Said resin composition comprises at least one amphiphlic air drying dendritic polymer, at least one non-amphiphilic air drying alkyd resin, at least one drier initiating and/or promoting autoxidation, and water, and optionally at least one anionic and/or nonionic surfactant, and/or at least one coalescent agent. Said at least one amphiphilic air drying dendritic polymer is built up from a polyhydric dendritic core polymer having terminal hydroxyl groups and at least one unsaturated carboxylic acid and at least one adduct, obtainable by addition of a monoalkylated polyethylene glycol to a dicarboxylic acid or anhydride and/or a diisocyanate, each bonded to at least one terminal hydroxyl group in said polyhydric dendritic core polymer.
    • 公开了一种空气干燥水性树脂组合物。 所述树脂组合物包含至少一种两亲空气干燥树枝状聚合物,至少一种非两亲空气干燥醇酸树脂,至少一种引发和/或促进自动氧化的干燥剂,以及任选至少一种阴离子和/或非离子表面活性剂, 和/或至少一种聚结剂。 所述至少一种两亲空气干燥树枝状聚合物由具有末端羟基和至少一种不饱和羧酸的多元树枝状核聚合物和至少一种加合物构成,所述加成物可通过将二烷基化聚乙二醇加入到二羧酸或酸酐中而得到, /或二异氰酸酯,各自与所述多羟基树枝状核聚合物中的至少一个末端羟基键合。
    • 3. 发明授权
    • Process for manufacture of a dendritic polyether
    • 制备树枝状聚醚的方法
    • US07176264B2
    • 2007-02-13
    • US10416712
    • 2001-11-12
    • Bo PetterssonDavid JamesBirger MidelfHakan BjornbergNicola Rehnberg
    • Bo PetterssonDavid JamesBirger MidelfHakan BjornbergNicola Rehnberg
    • C08G65/18
    • C08G83/003C08G65/18C08G65/22
    • A process for manufacture of a dendritic polyether comprising a core, derived from a compound having two or more hydroxyl groups, and at least one branching generation being built up from at least one hydroxyoxetane having one oxetane group and at least one hydroxyl group is disclosed. The process comprises ring opening addition to said core and ring opening polymerization of said hydroxyoxetane. A mixture of the core compound and at least one cationic initiator is prepared and said hydroxyoxetane is fed to said mixture at a rate resulting in and/or maintaining a reaction temperature below onset at thermal degradation and in an amount resulting in at least one branching generation. The initiator is present in an amount of 0.1–0.5% by weight calculated on said core and said oxetane, preferably in an amount giving a ratio hydroxyl groups to initiator of between 1:0.01 and 1:0.05. Yielded dendritic polyether is sebsequently neutralised by addition of at least one alkaline compound and optionally purified.
    • 公开了一种制备树枝状聚醚的方法,该树枝状聚醚包含衍生自具有两个或多个羟基的化合物的核心,以及由至少一种具有一个氧杂环丁烷基团和至少一个羟基的羟基氧杂环丁烷构成的至少一种支链产物。 该方法包括加入所述核心的开环和所述羟基氧杂环丁烷的开环聚合。 制备核心化合物和至少一种阳离子引发剂的混合物,并且所述羟基氧杂环丁烷以导致和/或保持反应温度低于起始时的热降解速率并以导致至少一个分支生成的量加入所述混合物 。 引发剂的存在量为所述核和所述氧杂环丁烷计算的0.1-0.5重量%,优选以使得羟基与引发剂的比例在1:0.01至1:0.05之间。 随后通过加入至少一种碱性化合物中和得到的树枝状聚醚并任选地进行纯化。
    • 4. 发明申请
    • Air drying waterborne resin composition
    • 空气干燥水性树脂组合物
    • US20060052510A1
    • 2006-03-09
    • US10532058
    • 2003-10-16
    • Bo HaggmanHakan BjornbergBirger MidelfDavid James
    • Bo HaggmanHakan BjornbergBirger MidelfDavid James
    • C08G18/42
    • C08L101/005C09D201/005C08L2666/14
    • An air drying waterborne resin composition is disclosed. Said resin composition comprises at least one amphiphlic air drying dendritic polymer, at least one non-amphiphilic air drying alkyd resin, at least one drier initiating and/or promoting autoxidation, and water, and optionally at least one anionic and/or nonionic surfactant, and/or at least one coalescent agent. Said at least one amphiphilic air drying dendritic polymer is built up from a polyhydric dendritic core polymer having terminal hydroxyl groups and at least one unsaturated carboxylic acid and at least one adduct, obtainable by addition of a monoalkylated polyethylene glycol to a dicarboxylic acid or anhydride and/or a diisocyanate, each bonded to at least one terminal hydroxyl group in said polyhydric dendritic core polymer.
    • 公开了一种空气干燥水性树脂组合物。 所述树脂组合物包含至少一种两亲空气干燥树枝状聚合物,至少一种非两亲空气干燥醇酸树脂,至少一种引发和/或促进自动氧化的干燥剂,以及任选至少一种阴离子和/或非离子表面活性剂, 和/或至少一种聚结剂。 所述至少一种两亲空气干燥树枝状聚合物由具有末端羟基和至少一种不饱和羧酸的多元树枝状核聚合物和至少一种加合物构成,所述加成物可通过将二烷基化聚乙二醇加入到二羧酸或酸酐中而得到, /或二异氰酸酯,各自与所述多羟基树枝状核聚合物中的至少一个末端羟基键合。