Emulsion adhesives

Details Emulsion adhesives Emulsion adhesives

1995-06-07

1996-08-13

Szekely, Peter A.

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...

524355, 524503, 525 57, 525 61, C08K 507, C08L 2904, C08G 6391, C08F 842

Patent

active

055456847

ABSTRACT:
Aqueous emulsion adhesives having a pH from 2 to 6 which comprise homo- or copolymeric polyvinyl esters, polymeric protective colloids, water-soluble compounds which can be complexed with the polymeric protective colloids, and at least partially masked polyaldehydes having at least 3 carbon atoms from which aldehyde groups can be released in a controlled manner in acidic media are suitable for bonding porous and semiporous substrates.

REFERENCES:
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patent: 3700611 (1972-10-01), Nickerson et al.
patent: 3931088 (1976-01-01), Sakurada et al.
patent: 3932335 (1976-01-01), Gorton
patent: 4118357 (1978-10-01), Brabetz et al.
patent: 4396739 (1983-08-01), Sirota et al.
patent: 4663377 (1987-05-01), Hombach et al.
patent: 4695606 (1987-09-01), Floyd et al.
patent: 5296532 (1994-03-01), Haerzschel et al.
patent: B13931088 (1983-03-01), Sakurada et al.

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