可辐射固化聚合物

文档序号:425401 发布日期:2021-12-21 浏览:18次 >En<

阅读说明:本技术 可辐射固化聚合物 (Radiation curable polymers ) 是由 S·拉瑙 A·古塔克 J·克莱因 C·梅克尔-约纳斯 R·杜内凯克 M·博尼格特 于 2020-05-08 设计创作,主要内容包括:本发明涉及可辐射固化聚合物或可辐射/湿气双重固化聚合物及其制造方法。这些聚合物可用于粘合剂、涂料和密封剂领域中的各种应用。可辐射固化聚合物包含至少一个通式(I)的端基-A~(1)-C(=O)-CR~(1)=CH-(2) (I),其中A~(1)是含有至少一个杂原子的二价键合基团;并且R~(1)选自H和C-(1)-C-(4)烷基,优选H和甲基;其中聚合物主链选自聚氧化烯、聚(甲基)丙烯酸酯、聚酯及它们的组合;并且任选地进一步包含至少一个通式(II)的端基-A~(2)-SiXYZ (II),其中X、Y、Z彼此独立地选自羟基和C-(1)至C-(8)烷基、C-(1)至C-(8)烷氧基以及C-(1)至C-(8)酰氧基,其中X、Y、Z是直接与Si原子键合的取代基或者取代基X、Y、Z中的两个与它们所键合的Si原子一起形成环,并且取代基X、Y、Z中的至少一个选自羟基、C-(1)至C-(8)烷氧基和C-(1)至C-(8)酰氧基;并且A~(2)是含有至少一个杂原子的二价键合基团。(The present invention relates to a radiation curable polymer or a radiation/moisture dual curable polymer and a method for manufacturing the same. These polymers are useful in a variety of applications in the fields of adhesives, coatings and sealants. The radiation curable polymer comprises at least one terminal group-A of the general formula (I) 1 ‑C(=O)‑CR 1 =CH 2 (I) Wherein A is 1 Is a divalent bonding group containing at least one heteroatom; and R is 1 Selected from H and C 1 ‑C 4 Alkyl, preferably H and methyl; wherein the polymer backbone is selected from the group consisting of polyalkylene oxides, poly (meth) acrylates, polyesters, and combinations thereof; and optionally further comprising at least one terminal group-A of the formula (II) 2 -sixyz (ii), wherein X, Y, Z is independently from each other selected from hydroxyl and C 1 To C 8 Alkyl radical, C 1 To C 8 Alkoxy and C 1 To C 8 (iii) acyloxy, wherein X, Y, Z is a substituent directly bonded to a Si atom or two of substituents X, Y, Z form a ring together with the Si atom to which they are bonded, and at least one of substituents X, Y, Z is selected from hydroxy, C 1 To C 8 Alkoxy and C 1 To C 8 An acyloxy group; and A is 2 Is a divalent bonding group containing at least one heteroatom.)

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