Novel dibutyltin oxide-tributyl phosphate condensate as accelerator for the curing of the epoxy resin/4,4?-diamino diphenyl sulfone system. II. Toughening of the resin with hydroxyl-terminated poly(tetramethylene) glycols

2001 ◽  
Vol 80 (8) ◽  
pp. 1237-1242 ◽  
Author(s):  
Qi Wu ◽  
Jianjun Xu ◽  
Yunzhao Yu
2015 ◽  
Vol 7 (3) ◽  
pp. 322-329 ◽  
Author(s):  
Sang Yoon Lee ◽  
Won Kim ◽  
Hee-Won Park ◽  
Sang Chul Park ◽  
In Kwon Kim ◽  
...  

2013 ◽  
Vol 763 ◽  
pp. 117-120 ◽  
Author(s):  
Hao Ran Zhou ◽  
Shuang Zhao ◽  
Wei Miao Yu ◽  
Hao Jiang ◽  
Cui Guo ◽  
...  

In this article, a new flame-retardant epoxy electronic packaging materials was synthesized through the reaction of matrix resin (E-51), flame retardant (neopentyl glycol phosphate melamine sale, NPM), toughening agent (nitrile rubber, CTBN), curing agent (4, 4-diamino diphenyl sulfone, DDS) and curing catalyst (dosage of benzoyl peroxide, BPO). The results showed that: when the flame retardant was added in an amount of 5wt%, ultimate index (LOI) value of the EPNPM system was increased 2 than that of the EPAl (OH)3 system. When the NPM was added in an amount of 5wt%, the tensile shear strength of the composite was increased 18.27% than that of pure composite. Consequently, the EPNPM system prepared showed betterflame retardance and the mechanical properties.


1958 ◽  
Vol 33 (5) ◽  
pp. 474-481 ◽  
Author(s):  
ARPAD BERCZELLER

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