HYBRID POLYOLS
    4.
    发明申请
    HYBRID POLYOLS 审中-公开
    混合聚合物

    公开(公告)号:US20160108166A1

    公开(公告)日:2016-04-21

    申请号:US14893214

    申请日:2014-05-08

    IPC分类号: C08G18/48 C08G18/72

    摘要: Provided is a two-component composition comprising one or more polyisocyanate and one or more hybrid polyol comprising reaction residues of (i). one initiator polyol having N hydroxyl groups, wherein N is 2 or greater, and wherein the number-average molecular weight of said initiator polyol is 900 or lower, (ii). one or more anhydride, and (iii). two or more alkylene oxides having the structure wherein said R3 is hydrogen or an alkyl group, wherein the mole ratio of said reaction residues of anhydride to said reaction residues of initiator polyol is N:1 or less; and wherein the mole ratio of said reaction residues (iii) to said reaction residues of initiator polyol is 20:1 or less wherein at least one said reaction residue of an anhydride is attached directly to one of said reaction residues of a higher-alkylene oxide.

    摘要翻译: 提供了包含一种或多种多异氰酸酯和一种或多种包含(i)的反应残基的杂化多元醇的双组分组合物。 一种具有N个羟基的引发剂多元醇,其中N为2或更大,并且其中所述引发剂多元醇的数均分子量为900或更低,(ii)。 一种或多种酸酐,和(ⅲ)。 两个或多个具有其中所述R 3为氢或烷基的结构的环氧烷烃,其中酸酐与引发剂多元醇的所述反应残余物的摩尔比为N:1或更小; 并且其中所述反应残余物(iii)与所述引发剂多元醇的所述反应残基的摩尔比为20:1或更低,其中至少一个所述酸酐的所述反应残基直接连接在所述高级环氧烷的所述反应残基之一 。

    SINGLE-POT PROCESS FOR THE PRODUCTION OF POLYESTER-CO-CARBONATE POLYOLS
    5.
    发明申请
    SINGLE-POT PROCESS FOR THE PRODUCTION OF POLYESTER-CO-CARBONATE POLYOLS 有权
    用于生产聚碳酸酯多元醇的单一工艺

    公开(公告)号:US20150018512A1

    公开(公告)日:2015-01-15

    申请号:US14373955

    申请日:2013-02-04

    IPC分类号: C08G64/30

    CPC分类号: C08G64/305 C08G63/64

    摘要: Polyester-co-carbonate polyols and methods for producing the same are provided. The method comprises reacting one or more alcohols having an OH functionality of two or more with one or more organic diacids to form a reaction mixture, adding a first amount of dialkyl carbonate to the reaction mixture to remove water remaining from the reaction mixture by azeotropic drying, adding a transesterification catalyst to the dialkyl carbonate containing reaction mixture and adding a second amount of dialkyl carbonate to the catalyst containing reaction mixture.

    摘要翻译: 提供了聚酯 - 碳酸酯多元醇及其制备方法。 该方法包括将一种或多种具有两个或多个OH官能团的醇与一种或多种有机二酸反应以形成反应混合物,向反应混合物中加入第一量的碳酸二烷基酯以通过共沸干燥除去残留在反应混合物中的水 向含碳酸二烷基酯的反应混合物中加入酯交换催化剂,并向含催化剂的反应混合物中加入第二量的碳酸二烷基酯。

    ESTER CARBONATE POLYOLS FOR HYDROLYTICALLY STABLE ADHESIVES
    8.
    发明申请
    ESTER CARBONATE POLYOLS FOR HYDROLYTICALLY STABLE ADHESIVES 有权
    用于水解稳定粘合剂的酯类碳酸酯

    公开(公告)号:US20150031815A1

    公开(公告)日:2015-01-29

    申请号:US14357262

    申请日:2012-12-04

    IPC分类号: C09J175/06 C09J163/04

    摘要: A two-component curable adhesive or sealant composition is provided. The first component may comprise a mixture of at least one polyol selected from the group comprising a polyester polyol, a polyester-polycarbonate copolymer polyol, and combinations thereof, a resin, and optionally a solvent. The second component may comprise a prepolymer obtained by reacting a polyester-polycarbonate copolymer polyol which is the reaction product of a polyester polyol which is the reaction product of one or more organic acids, and one or more glycols having a functionality of two or more and one or more polycarbonate polyols, at least one organic polyisocyanate component, and at least one chain extending agent and optionally a solvent. Alternatively, the first component may comprise a polyester-polycarbonate copolymer polyol, a resin, and optionally a solvent. The second component may comprise a polyisocyanate curative and optionally a solvent. The cured adhesive exhibits improved hydrolytic properties while maintaining excellent processability and adhesive properties.

    摘要翻译: 提供了双组分可固化的粘合剂或密封剂组合物。 第一组分可以包含选自包含聚酯多元醇,聚酯 - 聚碳酸酯共聚物多元醇及其组合的组中的至少一种多元醇,树脂和任选的溶剂的混合物。 第二组分可以包含通过使作为一种或多种有机酸的反应产物的聚酯多元醇与一种或多种具有两个或多个官能度的二元醇的反应产物的聚酯 - 聚碳酸酯共聚物多元醇和 一种或多种聚碳酸酯多元醇,至少一种有机多异氰酸酯组分和至少一种扩链剂和任选的溶剂。 或者,第一组分可以包含聚酯 - 聚碳酸酯共聚物多元醇,树脂和任选的溶剂。 第二组分可以包含多异氰酸酯固化剂和任选的溶剂。 固化的粘合剂表现出改善的水解性能,同时保持优异的加工性能和粘合性能。

    POLYOL FORMULATIONS FOR IMPROVED GREEN STRENGTH OF POLYISOCYANURATE RIGID FOAMS
    9.
    发明申请
    POLYOL FORMULATIONS FOR IMPROVED GREEN STRENGTH OF POLYISOCYANURATE RIGID FOAMS 审中-公开
    用于改善聚异氰酸酯刚性纤维素的强度的多酚配方

    公开(公告)号:US20140186611A1

    公开(公告)日:2014-07-03

    申请号:US14119199

    申请日:2012-05-21

    IPC分类号: C08G63/668 B32B5/20 C08G18/00

    摘要: Polyesters and polyol formulations comprising polyesters used in the preparation of polyisocyanurate rigid foams with improved green strength properties are provided. In some embodiments, a polyester which is the reaction product of (a) an aromatic component comprising 80 mole percent or greater of terephthalic acid, (b) at least one polyether polyol having a nominal functionality of 2, a molecular weight of 150 to 1,000 and a polyoxyethylene content of at least 70% by weight of the polyether polyol, (c) at least one glycol different than (b) having a nominal functionality of 2 and a molecular weight from 60 to 250, and (d) at least one polyol having a molecular weight of 60 to 250 and a nominal functionality of at least 3, wherein (a), (b), (c), and (d) are present in the reaction on a percent weight basis of 20 to 60 weight percent of (a), 20 to 50 weight percent of (b), 10 to 30 weight percent of (c), and 5 to 20 weight percent of (d) is provided.

    摘要翻译: 提供了包含用于制备具有改善的生坯强度性能的聚异氰脲酸酯刚性泡沫体的聚酯的聚酯和多元醇配方。 在一些实施方案中,聚酯是(a)包含80摩尔%或更多对苯二甲酸的芳族组分的反应产物,(b)至少一种标称官能度为2的聚醚多元醇,分子量为150至1,000 和聚醚多元醇的至少70重量%的聚氧乙烯含量,(c)至少一种不同于具有标称官能度为2且分子量为60至250的(b)的二元醇,和(d)至少一种 分子量为60〜250,标称官能度为3以上的多元醇,其中(a),(b),(c)和(d)以20〜60重量%的重量%存在于反应中 (a)的百分比,(b)的20〜50重量%,(c)的10〜30重量%和(d)的5〜20重量%。