Thermosetting compounds, cured product thereof and method of pre

Details Thermosetting compounds, cured product thereof and method of pre Thermosetting compounds, cured product thereof and method of pre

1998-07-06

1999-12-21

Truong, Duc

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528145, 528149, 528230, 528243, 528254, C08G 804, C08G 1410

Patent

active

060050640

ABSTRACT:
A novel thermosetting compound which is speedily curable, generates no by-products during curing and gives cured products having excellent heat resistance and inflammability.
A thermosetting compound characterized in containing, per molecule, at least one structural unit represented by the formula (A) and at least one structural unit represented by the formula (B) in a (A)/(B) molar ratio of 1/0.25 to 1/9, said structural units being bonded directly or via at least one organic group with one another; ##STR1## wherein R.sup.1 is a methyl group, a cyclohexyl group, a nonsubstituted phenyl group or a phenyl group substituted with at least one substituent, and each hydrogen atom on the aromatic rings of (A) and (B), except for one of hydrogen atoms on ortho-positions of the hydroxy group in the aromatic ring of (A), may optionally be replaced with a substituent.

REFERENCES:
patent: 4396756 (1983-08-01), Baur et al.
patent: 4501864 (1985-02-01), Higginbottom
patent: 4507428 (1985-03-01), Higginbottom
patent: 4607091 (1986-08-01), Schreiber
Chemical Abstracts of Japan, vol. 111, No. 22, Nov. 27, 1989 Abstract No. 195985r.

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