Binder composition with low formaldehyde emission and process fo

Details Binder composition with low formaldehyde emission and process fo Binder composition with low formaldehyde emission and process fo

1989-02-01

1991-02-12

Kight, III, John

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

Synthetic resins

From carbohydrate or derivative as a reactant

156 622, 156327, 156336, 428326, 428533, 524 13, 524 27, 524 47, 524 56, 524734, B32B 500, B27N 300, C08J 500, C08L 300

Patent

active

049925199

ABSTRACT:
Binder for the production of particle board and plywood with low formaldehyde emission which comprises a polymer formed fron an acidified starch hydrolyzate, urea and formaldehyde. Process for preparation of the polymer and for its use for production of particle board and plywood are also disclosed.

REFERENCES:
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patent: 2051025 (1936-08-01), Bauer
patent: 2102937 (1937-12-01), Bauer
patent: 3778392 (1973-12-01), Hughes
patent: 3983084 (1976-09-01), Alexander et al.
patent: 3984275 (1976-10-01), Hofmann et al.
patent: 4107379 (1978-08-01), Stofko
patent: 4247433 (1981-01-01), Schamberg
patent: 4357194 (1982-11-01), Stofko
patent: 4409293 (1983-10-01), Williams
patent: 4482699 (1984-11-01), Williams
patent: 4654259 (1987-03-01), Stofko

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