1)  Acridine, 9,10-dihydro-9,9-dimethyl-
防老剂BLE
2)  High temperature reaction probuct of diphenylamine and acetone
防老剂BLE
3)  Antioxidant (BLE)
防老剂BLE
4)  anti-aging agent
防老剂
1.
The effects of various structure, epoxide degree, anti-aging agent on the anti-aging property of styrene series thermoplastic elastomer were investigated.
利用自制的热氧老化装置对苯乙烯系热塑性弹性体及其环氧化物进行了热氧老化研究 ,考察了不同结构、环氧度及防老剂对苯乙烯系热塑性弹性体耐老化性能的影响。
2.
The recent technical advances in the application , improvement and development of rubber anti-aging agents were reviewed with 77 references .
简介了国外橡胶用普通防老剂在应用、老品种的改进、新品种的开发,以及高分子量防老剂和键合型防老剂等方面的技术进展。
3.
The compound of anti-aging agent 688 and RD was used in the production of styrene butadiene rubber in a 80kt/a plant, substituted for anti-aging agent D.
在8万t/a丁苯橡胶生产中采用防老剂688与防老剂RD配伍的复合物替代防老剂丁,显示前者毒性小,用量小,制配简单,改善环境等优点,并且对橡胶物性,静态与动态老化性能均无影响。
5)  antioxidant
防老剂
1.
Effect of several kinds of antioxidant on heat resistance properties of chlorinated polyethylene;
防老剂对氯化聚乙烯耐热性能的影响
2.
Effect of new type antioxidant 4070 on properties of NR compound;
新型防老剂4070对NR胶料性能的影响
6)  anti-aging
防老化
1.
The anti-aging additive system for PE greenhouse film was formulated from polymeric hin- dered amine light stabilizer Uvinul 5050H,and assisted with a novel antioxidant AOD.
以聚合型受阻胺光稳定剂 Uvinul 5050H为主,辅以新型抗氧剂 AOD 组成农用聚乙烯(PE)棚膜防老化体系。
2.
The evaluation methods of aging and anti-aging of polymer materials were described,concerning with experiments,determinations and pathways of aging and anti-aging.
从实验、测试和途径三个方面阐述了高分子材料的老化与防老化评价方法,建立了较为完善的老化与防老化的综合评价体系。
3.
The results showed that the right resin compose and anti-aging agents could improve the notched Izod impact strength percent retention and the assessing change in color over 85% and 2~3 respectively, after the alloys were exposed to Xenon-arc sources 1000 hour.
结果表明,选择适宜的材料组成及防老化体系可使阻燃ABS/PVC、HIPS/PPO合金氙灯老化1000小时,悬臂梁缺口冲击强度保持率>85%,变色评级在2~3以上。
参考词条
补充资料:防老剂BLE
分子式:C15H15N
分子量:209.32
CAS号:6267-02-3

性质:该品为丙酮-二苯胺高温缩合物,主要的有效组分为9,9-二甲基吖啶。市售品为暗褐色粘稠液体,相对密度1.09±0.05。易溶于丙酮、苯、氯仿、二硫体碳、乙醇,微溶于汽油,不溶于水。

制备方法:将二苯胺与丙酮在苯磺酸的催化下,于240-250℃进行缩合反应,然后蒸也过量的丙酮(可循环使用),即得防老剂BLE。原料消耗(kg/t)二苯胺(98%) 800丙酮 350

用途:该品是一种通用的橡胶防老剂,有优良的抗热、抗氧、抗曲挠性能,也具有一定的抗天候、臭氧老化的能务,制品的耐磨和耐热性好。可广泛用于天然、丁苯、氯丁、异戊等合成橡胶的稳妥事实上剂。稳妥定丁苯橡胶的效率类似于防老剂J,使用量为2%。也可在聚烯烃塑料中应用,用量1.5-2%。本品有污染性,不适用于白色和浅色制品。该品毒性极低,美国食品和药物管理局许可基用于接触食品的橡胶制品,最大用量不超过5%。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。