The bimodal phase separation process of a rubber-modified epoxy system, consisting of diglycidyl ether of bisphenol A (DGEBA), and a hydroxyl-terminated butadiene-acrylonitrile random copolymer (HTBN), during curing with tetrahydrophthalic anhydride was studied by time-resolved small-angle light sca
Polymerization-Induced Viscoelastic Phase Separation in Polyethersulfone-Modified Epoxy Systems
β Scribed by Wang, Minghai; Gan, Wenjun; Tao, Qingsheng; Li, Shanjun; Yu, Yingfeng
- Book ID
- 115499806
- Publisher
- American Chemical Society
- Year
- 2004
- Tongue
- English
- Weight
- 537 KB
- Volume
- 108
- Category
- Article
- ISSN
- 0022-3654
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π SIMILAR VOLUMES
The reaction-induced phase separation in a blend of a commercial polysulfone (PSu) with diepoxide-cyclic anhydride monomers, was studied. The diepoxide was based on diglycidylether of bisphenol A (DGEBA) and the hardener was methyl tetrahydrophthalic anhydride (MTHPA), used in stoichiometric proport
## Abstract **Summary:** The evolution of the morphologies in blends of epoxy/4,4β²βmethylenebis(2,6βdimethylaniline)/polyethersulfone was followed by timeβresolved light scattering, optical microscopy and scanning electron microscopy. The results suggest that, once the diffusion of epoxy molecules