Process for the preparation of synthetic resins based on resorci

Details Process for the preparation of synthetic resins based on resorci Process for the preparation of synthetic resins based on resorci

1981-09-14

1982-09-21

Schain, Howard E.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525501, 525503, 525509, 525516, 525137, 525143, 525497, 528125, 528128, 528137, 528140, 528143, 528144, 528147, 528153, 528155, 528165, C08G 804, C08G 820, C08G 822, C08G 824

Patent

active

043508006

ABSTRACT:
A process for the preparation of synthetic resins based on resorcinol compounds which comprises reacting a resorcinol pitch which is obtained in the manufacture of resorcinol from benzenedisulfonic acid in at least one step with an oxo-compound selected from aldehydes, ketones and compounds based on or splitting off at least one of these substances, and the use of the products as binders for abrasive articles.

REFERENCES:
patent: 4018739 (1977-04-01), Okamoto et al.
patent: 4216088 (1980-08-01), Juferov et al.
patent: 4259473 (1981-03-01), Romey et al.
patent: 4307223 (1981-12-01), Shintani et al.

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