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公开(公告)号:US4396756A
公开(公告)日:1983-08-02
申请号:US961719
申请日:1978-11-17
摘要: Condensation products of aniline, a phenol or alkylated phenol and an aldehyde, especially formaldehyde, may be used as tackifiers and aging retardants for rubber, especially natural rubber.
摘要翻译: 苯胺,苯酚或烷基化苯酚和醛,特别是甲醛的缩合产物可用作橡胶,特别是天然橡胶的增粘剂和老化阻滞剂。
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公开(公告)号:US4041222A
公开(公告)日:1977-08-09
申请号:US622251
申请日:1975-10-14
IPC分类号: C07D239/22 , C08K5/3462 , C08K5/34
CPC分类号: C07D239/22 , C08K5/3462 , Y10S524/925
摘要: 2-Oxotetrahydropyrimidines of the general formula: ##STR1## in which R.sup.1 to R.sup.4 denote hydrogen or alkyl of from 1 to 20 carbon atoms and may be the same or different. The compounds are suitable for use as tackifiers for rubber. They produce excellent and long-lasting surface tack in rubber mixtures.
摘要翻译: 2-氧代四氢嘧啶,其通式为:其中R 1至R 4表示氢或1至20个碳原子的烷基,可以相同或不同。 该化合物适用于橡胶增粘剂。 它们在橡胶混合物中产生优异且持久的表面粘性。
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公开(公告)号:US4277422A
公开(公告)日:1981-07-07
申请号:US036861
申请日:1979-05-07
申请人: Herbert Mueller , Gerhard Paulus , Hubert Schoeppl , Emil Scharf
发明人: Herbert Mueller , Gerhard Paulus , Hubert Schoeppl , Emil Scharf
摘要: A vulcanization activator which comprises a condensation product of ethylenediamine or propylenediamine with a low molecular weight aldehyde.
摘要翻译: 一种硫化活化剂,其包含乙二胺或丙二胺与低分子量醛的缩合产物。
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