ECH-AGE共聚氯醚橡胶室温硫化的研究 |
Study of RTV Systems for ECH-AGE |
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DOI: |
中文关键词: 室温硫化 环氧氯丙烷-烯丙基缩水甘油醚 溶胀法 |
英文关键词: RTV epichlorohydrin-allyl glycidyl ether(ECH-AGE) swellmg |
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中文摘要: |
由环氧氯丙烷(ECH)与烯丙基缩水甘油醚(AGE)共聚的氯醚橡胶,分子链侧基上含有不饱和双键。选用硫代乙酸胺/促进剂TMTD、过氧化物/双马来酰亚胺、三乙烯四胺/促进剂NA-22、三乙烯四胺/促进剂TMTD等4种硫化体系在室温下自然硫化,都得到较好效果。其中以硫代乙酸胺/促进剂TMTD体系室温硫化效果最好。过氧化物/双马来酰亚胺体系硫化速率较快。 |
英文摘要: |
As epichlorohydrin-allyl glycidyl ether(ECH-AGE)copolymer contains unsaturated double bonds at its molecular chain side groups,four systems of 1)thioace tamide/acc.TMTD,2)peroxide/bis maleimide,3)triethylenetetramine/acc. NA-22 and 4) triethylenetetramine/acc. TMTD were selected for self-vulcanisation at room temperature,and better results obtained.Thioacetamide/acc.TMTD was the most efficient for RTV,while peroxide/bis-maleimide was faster in cure rate. |
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