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    • 1. 发明授权
    • Mixtures of azodicarbonamide and .alpha.-amidosulphones and their
production and use as a blowing agent
    • 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
    • US4280004A
    • 1981-07-21
    • US189736
    • 1980-09-22
    • Werner JeblickErnst RoosTheo KempermannManfred Abele
    • Werner JeblickErnst RoosTheo KempermannManfred Abele
    • C08J9/06C07C67/00C07C313/00C07C317/28C07C325/00C07C335/08C08J9/10
    • C08J9/102Y10S264/05Y10S521/91
    • 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.
    • 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。
    • 5. 发明授权
    • Vulcanization system, rubber mixture containing said system and a
process of vulcanization
    • 硫化系统,含有该系统的橡胶混合物和硫化工艺
    • US4340695A
    • 1982-07-20
    • US252051
    • 1981-04-08
    • Rudiger SchubartUlrich EholzerTheo KempermannErnst Roos
    • Rudiger SchubartUlrich EholzerTheo KempermannErnst Roos
    • C08L7/00C08K3/06C08K5/14C08K5/36C08K5/38C08K5/41C08K5/47C08L21/00C08L33/00C08L33/02C08K5/37C08K5/44
    • C08K5/38C08K5/41
    • A vulcanization system consisting of(a) 20-50 parts by weight of sulphur or 20-50 parts by weight of a sulphur donor,(b) 20-50 parts by weight of an accelerator of the mercapto or sulphenamide group,(c) 0-10 parts by weight of a conventional accelerator additive, and(d) 20-50 parts by weight of a compound corresponding to the general formula (i): ##STR1## wherein R.sub.1 to R.sub.5 are identical or different and denote hydrogen, halogen, nitro, cyano, CF.sub.3, CCl.sub.3, carboxyl, an alkoxy group containing 1-4 C-atoms in the alkyl part, or a C.sub.1 -C.sub.4 alkyl group but the groups R.sub.1 -R.sub.5 must not all be hydrogen;x represents 1-4, preferably 2-3,y represents 0 or 1, andZ denotes divalent groups such as ##STR2## C.sub.1 -C.sub.12 alkylene, C.sub.4 -C.sub.12 cycloalkylene, C.sub.6 -C.sub.10 arylene or C.sub.8 -C.sub.12 arylalkylene, andR.sub.6 denotes the group corresponding to the formula: ##STR3## wherein R.sub.1 -R.sub.5 have the meaning indicated above and may all be hydrogen;C.sub.1 -C.sub.12 alkyl or a C.sub.4 -C.sub.12 cycloalkylene optionally substituted by OH and/or alkoxy with 1-4 C-atoms in the alkoxy group;benzyl or trichloromethyl, whereby the sum of the components (a)-(d) is 100 can be used for vulcanizing natural or synthetic rubber.
    • (a)20-50重量份硫或20-50重量份硫供体的硫化体系,(b)20-50重量份的巯基或磺苯酰胺基的促进剂,(c) 0-10重量份的常规促进剂添加剂,和(d)20-50重量份对应于通式(i)的化合物:其中R1至R5相同或不同,表示 氢,卤素,硝基,氰基,CF 3,CCl 3,羧基,在烷基部分含有1-4个C原子的烷氧基或C1-C4烷基,但R1-R5基团不能全部为氢; x表示1-4,优选2-3,y表示0或1,Z表示二价基团,例如C1-C12亚烷基,C4-C12亚环烷基,C6-C10亚芳基或C8-C12芳基亚烷基,R6表示 对应于下式的基团:其中R 1 -R 5具有上述含义,并且都可以是氢; 任选被OH和/或烷氧基中具有1-4个C原子的烷氧基取代的C 1 -C 12烷基或C 4 -C 12亚环烷基; 苄基或三氯甲基,其中组分(a) - (d)的总和为100可用于硫化天然或合成橡胶。