Adduct of bisepoxy compound and P guanamine

Details Adduct of bisepoxy compound and P guanamine Adduct of bisepoxy compound and P guanamine

1997-08-13

1998-10-13

Gulakowski, Randy

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528 94, 528103, 528118, 525504, 525506, 525525, 525538, 428901, C08G 5968

Patent

active

058213171

ABSTRACT:
The invention pertains to an adduct obtainable by condensation of a bisepoxy compound and a P-guanamine according to the formula ##STR1## wherein X is CR.sub.3 R.sub.4 --(CR.sub.1 R.sub.2).sub.n --CR.sub.5 R.sub.6 or o-phenylidene, n is 0 or 1, and R.sub.1 -R.sub.8 may be the same or different and represent H, methyl or ethyl, and the molar ratio P-guanamine: bisepoxide is 0.60 to 0.35. The adduct is used in the manufacture of synthetic materials, notably printed wiring boards (PWBs).

REFERENCES:
patent: 3876635 (1975-04-01), Deiner et al.
patent: 4086206 (1978-04-01), Saito et al.
patent: 5534573 (1996-07-01), Leake
Dutch Search Report for NL 1003864 dated Apr. 29, 1997.

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