Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1997-08-15
2000-03-28
Mullis, Jeffrey C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528102, 528104, C08L 6304, C08G 5908
Patent
active
060433337
ABSTRACT:
Modified epoxy resin having an elevated softening point obtained from an epoxy resin having a low softening point without modifying the properties of the cured product and to improve the workability in the production of an epoxy resin composition. The modified epoxy resin is obtained by adding 4,4'-dihydroxybiphenyl to a specified phenol compound and epoxidizing the resultant mixture. Also disclosed is an epoxy resin composition containing the modified epoxy resin and the cured product thereof.
REFERENCES:
patent: 5567749 (1996-10-01), Sawamura et al.
Akatsuka Yasumasa
Kajiwara Yoshitaka
Kuboki Kenichi
Shimamura Yoshio
Mullis Jeffrey C.
Nippon Kayaku Kabushiki Kaisha
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