Retarders for hardening phenolic resins

Details Retarders for hardening phenolic resins Retarders for hardening phenolic resins

1992-09-10

1993-05-04

Kight, III, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

523146, 523147, 525480, 525504, 525508, 528129, 524594, 524596, B22C 122

Patent

active

052082741

ABSTRACT:
There is disclosed methods and compositions for retarding the room temperature hardening of phenolic resole resins when such resins are mixed with lightburned magnesium oxide with or without an ester functional hardening agent. Compounds which act as retarders include azelaic acid, salicylamide, sulfanilic acid, glyoxal, salicylic acid, N-methylaniline, and 2,6-diethylaniline.

REFERENCES:
patent: 2913787 (1959-11-01), Cooper
patent: 4252700 (1981-02-01), Funabiki et al.
patent: 4330459 (1983-05-01), Takahashi et al.
patent: 4426467 (1984-01-01), Quist et al.
patent: 4539343 (1985-09-01), Nishimura
patent: 4794051 (1988-12-01), Gupta
patent: 4831067 (1989-05-01), Lemon et al.
patent: 4848443 (1989-07-01), Westwood et al.
patent: 4961795 (1990-10-01), Detlefsen et al.
patent: 4964917 (1990-03-01), Bobrowski
patent: 5015529 (1991-05-01), Gupta

Affiliated with

Also associated with

Rating

Retarders for hardening phenolic resins does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Retarders for hardening phenolic resins, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Retarders for hardening phenolic resins will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1975580