Anhydride-functional primary alkyl halides
    4.
    发明授权
    Anhydride-functional primary alkyl halides 失效
    酐官能的伯烷基卤化物

    公开(公告)号:US5414095A

    公开(公告)日:1995-05-09

    申请号:US176408

    申请日:1994-01-03

    Inventor: Rodney M. Harris

    CPC classification number: C07C55/32

    Abstract: An anhydride-functional primary alkyl halide having the structure: ##STR1## wherein R.sup.1, R.sup.2 and R.sup.2 are each individually hydrogen or methyl, and the total number of carbon atoms in R.sup.1 and R.sup.2 and R.sup.3 combined is two or less. The compounds are useful in the synthesis of polymers, etc.

    Abstract translation: 具有以下结构的酸酐官能的伯烷基卤化物:其中R 1,R 2和R 2各自独立地为氢或甲基,并且R 1和R 2和R 3中的总碳原子数为2或更少。 该化合物可用于聚合物等的合成

    Dispersant polymers
    5.
    发明授权

    公开(公告)号:US5360856A

    公开(公告)日:1994-11-01

    申请号:US198249

    申请日:1994-02-18

    CPC classification number: C09D7/02 C08F220/12

    Abstract: A hydroxy-functional polymeric dispersant which is substantially free of acid groups, amine groups, and ethylenic unsaturation, the dispersant being especially adapted for dispersing pigments therein and being compatible with a variety of film-forming polymers, said dispersant being the free radical addition polymerization reaction product of a mixture of monomers consisting essentially of:(a) 15-30% by weight styrene; and(b) 15-30% by weight of at least one alkyl methacrylate monomer having 1 to 16 carbon atoms in the alkyl group; and(c) 20-60% by weight of at least one alkyl acrylate monomer having 1 to 16 carbon atoms in the alkyl group; and(d) 7-25% by weight of at least one hydroxy-functional ethylenically unsaturated monomer copolymerizable with monomers (a) (b) and (c);wherein said polymeric dispersant has a weight average molecular weight of 18,000 to 24,000, a number average molecular weight of 4,500 to 7,400, and a polydispersity of 2.9 to 4.2.

    Isocyanate functional polymers
    7.
    发明授权
    Isocyanate functional polymers 失效
    异氰酸酯官能聚合物

    公开(公告)号:US4983676A

    公开(公告)日:1991-01-08

    申请号:US292614

    申请日:1988-12-30

    CPC classification number: C08F20/36 C08G18/728

    Abstract: Isocyanate functional polymers useful as crosslinking agents or as moisture curing polymers, which comprise the addition polymerization reaction product of:(a) 1 to 100% by weight of at least one isocyanate functional ethylenically unsaturated monomer which comprises the reaction product obtained by the gradual addition of an ethylenically unsaturated monomer having a single active hydrogen to a diisocyanate selected from the group consisting of isophorone diisocyanate and 2,4 toluene diisocyanate wherein the final molar ratio of active hydrogen containing monomer to diisocyanate is essentially 1 to 1; and(b) 0 to 99% by weight of at least one ethylenically unsaturated monomer which is free of active hydrogen functionality and which is copolymerizable with the ethylenically unsaturated isocyanate functional monomer.

    Abstract translation: 可用作交联剂或湿固化聚合物的异氰酸酯官能聚合物,其包含加成聚合反应产物:(a)1至100重量%的至少一种异氰酸酯官能的烯属不饱和单体,其包含通过逐渐加成获得的反应产物 的具有单一活性氢的烯键式不饱和单体与选自异佛尔酮二异氰酸酯和2,4-甲苯二异氰酸酯的二异氰酸酯反应,其中含活性氢单体与二异氰酸酯的最终摩尔比基本上为1:1; 至少一种烯属不饱和单体,其不含活性氢官能团并且可与烯属不饱和异氰酸酯官能单体共聚。

    Graft copolymers having anhydride functionality
    8.
    发明授权
    Graft copolymers having anhydride functionality 失效
    具有酸酐官能度的接枝共聚物

    公开(公告)号:US5633091A

    公开(公告)日:1997-05-27

    申请号:US704347

    申请日:1996-08-26

    CPC classification number: C08F267/04 C08F285/00 Y10T428/31663 Y10T428/31855

    Abstract: An anhydride-functional polymer obtained by reacting under graft copolymerization reaction conditions,(A) an unsaturated polymer which was obtained by reacting under ene reaction conditions a mixture of reactants comprising:(i) an unsaturated anhydride having the structure: ##STR1## wherein R.sub.1 and R.sub.2 are each independently hydrogen, alkyl of 1 to about 6 carbons, or alkoxy of 1 to about 6 carbons, or a halogen; and(ii) at least one polyolefin having at least two carbon-carbon double bonds in the polyolefin backbone and having an average of at least three carbon atoms in the polyolefin backbone between the carbon-carbon double bonds; and(B) at least one ethylenically unsaturated monomer which is copolymerizable with the unsaturated polymer.

    Abstract translation: 通过在接枝共聚反应条件下反应获得的酸酐官能聚合物,(A)不饱和聚合物,其通过在烯类反应条件下使反应物的混合物反应获得,所述反应物包含:(i)具有以下结构的不饱和酸酐:其中R 1 和R 2各自独立地为氢,1至约6个碳的烷基或1至约6个碳的烷氧基,或卤素; 和(ii)至少一种在聚烯烃骨架中具有至少两个碳 - 碳双键并且在碳 - 碳双键之间的聚烯烃骨架中平均具有至少三个碳原子的聚烯烃; 和(B)可与不饱和聚合物共聚的至少一种烯属不饱和单体。

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