.beta.-(keto or sulfonyl)esters from reaction of silyketene acetal and
acyl or sulfonyl compound
    2.
    发明授权
    .beta.-(keto or sulfonyl)esters from reaction of silyketene acetal and acyl or sulfonyl compound 失效
    β-烯酮乙缩醛与酰基或磺酰基化合物反应的β-(酮基或磺酰基)酯

    公开(公告)号:US5110869A

    公开(公告)日:1992-05-05

    申请号:US570458

    申请日:1990-08-21

    IPC分类号: C08F293/00 C08G59/32

    CPC分类号: C08G59/3209 C08F293/005

    摘要: Silylketene acetals, including "living" GTP polymers, are acylated or sulfonylated in the presence of GTP-effective catalysts with acyl or sulfonyl compounds to produce .beta.-ketoesters or .beta.-sulfonylesters; polymeric products, including capped, coupled and chain-extended polymers and block copolymers can be prepared.

    摘要翻译: 在具有酰基或磺酰化合物的GTP-有效催化剂存在下,将酰基乙烯酮缩醛(包括“活性”)GTP聚合物酰化或磺酰化以产生β-酮酯或β-磺酰基酯; 可以制备聚合物产品,包括封端,偶联和链延长的聚合物和嵌段共聚物。

    B-(keto or sulfonyl) esters from reaction of silylketene acetal and acyl
or sulfonyl compound
    3.
    发明授权
    B-(keto or sulfonyl) esters from reaction of silylketene acetal and acyl or sulfonyl compound 失效
    由甲硅烷基乙烯酮缩醛与酰基或磺酰基化合物反应的B-(酮或磺酰基)酯

    公开(公告)号:US5260424A

    公开(公告)日:1993-11-09

    申请号:US829245

    申请日:1992-02-03

    CPC分类号: C08G59/3209 C08F293/005

    摘要: Silylketene acetals, including "living" GTP polymers, are acylated or sulfonylated in the presence of GTP-effective catalysts with acyl or sulfonyl compounds to produce .beta.-ketoesters or .beta.-sulfonylesters; polymeric products, including capped, coupled and chain-extended polymers and block copolymers can be prepared.

    摘要翻译: 在具有酰基或磺酰化合物的GTP-有效催化剂存在下,将酰基乙烯酮缩醛(包括“活性”)GTP聚合物酰化或磺酰化以产生β-酮酯或β-磺酰基酯; 可以制备聚合物产品,包括封端,偶联和链延长的聚合物和嵌段共聚物。

    .beta.-(keto or sulfonyl)esters from reaction of silylketene acetal and
acyl or sulfonyl compound
    4.
    发明授权
    .beta.-(keto or sulfonyl)esters from reaction of silylketene acetal and acyl or sulfonyl compound 失效
    由甲硅烷基乙烯酮缩醛与酰基或磺酰基化合物的反应得到β-​​(酮或磺酰基)酯

    公开(公告)号:US4983679A

    公开(公告)日:1991-01-08

    申请号:US336120

    申请日:1989-04-11

    IPC分类号: C08F293/00 C08G59/32

    CPC分类号: C08G59/3209 C08F293/005

    摘要: Silylketene acetals, including "living" GTP polymers, are acylated or sulfonylated in the presence of GTP-effective catalysts with acyl or sulfonyl compounds to produce .beta.-ketoesters or .beta.-sulfonylesters; polymeric products, including capped, coupled and chain-extended polymers and block copolymers can be prepared.

    摘要翻译: 在具有酰基或磺酰化合物的GTP-有效催化剂存在下,将酰基乙烯酮缩醛(包括“活性”)GTP聚合物酰化或磺酰化以产生β-酮酯或β-磺酰基酯; 可以制备聚合物产品,包括封端,偶联和链延长的聚合物和嵌段共聚物。

    Preparation of macromonomers
    5.
    发明授权
    Preparation of macromonomers 失效
    大分子单体的制备

    公开(公告)号:US4845156A

    公开(公告)日:1989-07-04

    申请号:US135398

    申请日:1987-12-21

    申请人: Gordon M. Cohen

    发明人: Gordon M. Cohen

    IPC分类号: C08F8/18 C08F8/34

    CPC分类号: C08F8/34 C08F8/18

    摘要: Macromonomer prepared by contacting and reacting a polymer (oligomer) having at least three monomer repeat units and at least one silyl ether group, in the presence of an anion catalyst, with a terminally unsaturated acyl fluoride or sulfonyl fluoride.

    摘要翻译: 通过使具有至少三个单体重复单元和至少一个甲硅烷基醚基团的聚合物(低聚物)在阴离子催化剂存在下与末端不饱和酰基氟化物或磺酰氟接触并使其反应制备的大分子单体。

    Block copolymer of perfluoroether and hydrocarbon monomers
    6.
    发明授权
    Block copolymer of perfluoroether and hydrocarbon monomers 失效
    全氟代烃和烃单体的嵌段共聚物

    公开(公告)号:US5112917A

    公开(公告)日:1992-05-12

    申请号:US395387

    申请日:1989-08-18

    申请人: Gordon M. Cohen

    发明人: Gordon M. Cohen

    IPC分类号: C08F293/00 C08G81/02

    CPC分类号: C08G81/025 C08F293/00

    摘要: This invention relates to a block copolymer containing one or more blocks of a perfluoroether polymer and one or more blocks of a polymer made from selected hydrocarbon monomers, the blocks being connected by connecting segments, each such segment including a group selected from: ##STR1## wherein X is hydrogen or methyl, and Y is dihydrocarbylamino and hydrocarbyloxy.

    摘要翻译: 本发明涉及包含一个或多个全氟醚聚合物嵌段和一个或多个由选择的烃单体制成的聚合物嵌段的嵌段共聚物,该嵌段通过连接链段连接,每个这样的链段包括选自以下的基团: 其中X是氢或甲基,Y是二烃基氨基和烃氧基。