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NR/EPDM 的共硫化
引用本文:杨坤民,陈福林,岑兰,周彦豪. NR/EPDM 的共硫化[J]. 特种橡胶制品, 2005, 26(2): 3-5,14
作者姓名:杨坤民  陈福林  岑兰  周彦豪
作者单位:广东工业大学材料与能源学院,广东,广州,510643
摘    要:利用环氧化天然橡胶(ENR)与天然橡胶(NR)和三元乙丙橡胶(EPDM)均有很好相容性的特点,采用硫化促进剂预混工艺对NR/EPDM并用胶实施共硫化。考察了其对NR/EPDM并用胶的硫化特性、硫化胶的物理机械性能和耐热空气老化性能的影响。结果表明:本工艺确实能改善NR/EPDM的共硫化性能,所得硫化胶物理性能较好且操作简单。

关 键 词:环氧化天然橡胶 NR/EPDM 共混 共硫化
文章编号:1005-4030(2005)02-0003-04

Co-cure of NR/EPDM Blends
YANG Kun-min,CHEN Fu-lin,CEN Lan,ZHOU Yan-hao. Co-cure of NR/EPDM Blends[J]. Special Purpose Rubber Products, 2005, 26(2): 3-5,14
Authors:YANG Kun-min  CHEN Fu-lin  CEN Lan  ZHOU Yan-hao
Abstract:The good compatibility of epoxidized nature rubber(ENR)to both nature rubber (NR)and ethylene-propylene-diene terpolymer(EPDM) was used to co-curing NR/EPDM blends through particular process technology which was pre-mixing some sulpher cure systems in ENR before use it to co-crosslinking NR/EPDM blends. The effects of vulcanization properties of compound and physical properties and aging-resistance properties of vulcanizates of NR/EPDM blends which produced by the process technology were studied. The results showed that the problem of bad co-vulcanization of NR/EPDM blends were improved, and the vulcanizates of NR/EPDM blends had excellent physical properties, moreover, the process technology was easy to apply.
Keywords:epoxidized nature rubber   NR/EPDM   blending   co-cure
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