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    Mixtures of azodicarbonamide and .alpha.-amidosulphones and their production and use as a blowing agent
    5.
    发明授权
    Mixtures of azodicarbonamide and .alpha.-amidosulphones and their production and use as a blowing agent 失效
    偶氮二甲酰胺和α-氨基砜的混合物及其生产和用作发泡剂

    公开(公告)号：US4280004A

    公开(公告)日：1981-07-21

    申请号：US189736

    申请日：1980-09-22

    申请人： Werner Jeblick ,  Ernst Roos ,  Theo Kempermann ,  Manfred Abele

    发明人： Werner Jeblick ,  Ernst Roos ,  Theo Kempermann ,  Manfred Abele

    IPC分类号： C08J9/06 ,  C07C67/00 ,  C07C313/00 ,  C07C317/28 ,  C07C325/00 ,  C07C335/08 ,  C08J9/10

    CPC分类号： C08J9/102 ,  Y10S264/05 ,  Y10S521/91

    摘要： A mixture of azodicarbonamide and an .alpha.-amidosulphone corresponding to the general formula: ##STR1## in which R represents hydrogen, a C.sub.1 -C.sub.4 -alkyl residue and/or halogen,x represents numbers from 0 to 5,y represents numbers from 1 to 3, corresponding to the valency of R.sub.1,R.sup.1 represents an aromatic carboxylic acid residue or sulphonic acid residue with 6 carbon atoms, which is optionally substituted once or several times by halogen, C.sub.1 -C.sub.4 alkyl residues, C.sub.1 -C.sub.4 alkoxy residues, nitro and/or cyano, or represents an aliphatic carboxylic acid residue or a sulphonic acid residue with 1-4 carbon atoms, a carbonic acid residue, a thiocarbonic acid residue or a phosphoric acid residue which, corresponding to the numerical value of y, contains 0-2 phenoxy residues or C.sub.1 -C.sub.4 alkoxy residues optionally substituted with C.sub.1 -C.sub.4 alkyl or halogen,R.sup.2 represents R.sup.1, or hydrogen, a C.sub.1 -C.sub.4 alkyl residue, a C.sub.5 -C.sub.7 cycloalkyl residue, a phenyl residue, which is optionally substituted once or several times by C.sub.1 -C.sub.4 -alkyl or halogen, a phenyl alkyl residue whose phenyl group is optionally substituted once or several times by C.sub.1 -C.sub.4 -alkyl or halogen and whose alkyl group has 1-3 carbon atoms or R.sub.1 and R.sub.2 together with the nitrogen atom form a cyclic lactam ring which has 4-6 carbon atoms, can be used as a blowing agent for rubber.

    摘要翻译： 对应于以下通式的偶氮二甲酰胺和α-氨基砜的混合物：其中R表示氢，C1-C4烷基和/或卤素，其中x表示0至5的数，y表示1至 3，对应于R1的化合价，R1表示具有6个碳原子的芳族羧酸残基或磺酸残基，其任选被卤素，C 1 -C 4烷基残基，C 1 -C 4烷氧基残基，硝基和 /或氰基，或表示具有1-4个碳原子的脂族羧酸残基或磺酸残基，对应于y的数值的碳酸残基，硫代碳酸残基或磷酸残基含有0- 2个苯氧基残基或任选被C 1 -C 4烷基或卤素取代的C 1 -C 4烷氧基残基，R 2表示R 1或氢，C 1 -C 4烷基残基，C 5 -C 7环烷基残基，苯基残基，其任选被一次取代或 几次 通过C 1 -C 4烷基或卤素取代苯基烷基，其苯基任选被C 1 -C 4烷基或卤素取代一次或几次，并且其烷基具有1-3个碳原子，或者R 1和R 2与氮原子一起 形成具有4-6个碳原子的环状内酰胺环，可以用作橡胶的发泡剂。