Process for the production of polyester resins

Details Process for the production of polyester resins Process for the production of polyester resins

1982-05-10

1982-11-16

Foelak, Morton

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

521100, 521109, 521151, 521154, 527100, 527103, 527105, 527300, 527301, 527311, 527313, 527314, C08G 1800, C08K 300

Patent

active

043595480

ABSTRACT:
Polyester resins are produced by chemically reacting a broken-down alkali metal lignin-cellulose polymer, a substituted organic hydroxy compound and a polycarboxylic acid compound and/or a polycarboxylic acid anhydride. Polyester resins may be used as molding powder, as coating agents and to produce polyurethane foams.

REFERENCES:
patent: 4260696 (1981-04-01), Blount
patent: 4281110 (1981-07-01), Blount
patent: 4283311 (1981-08-01), Blount
patent: 4339366 (1982-07-01), Blount

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