Formaldehyde containing resins having a low free formaldehyde

Details Formaldehyde containing resins having a low free formaldehyde Formaldehyde containing resins having a low free formaldehyde

1991-03-11

1992-01-07

Morgan, Kriellion S.

Stock material or miscellaneous articles

Structurally defined web or sheet

Nonplanar uniform thickness material

428186, 523208, 524 49, 524701, 524728, 524843, 524844, B32B 328, C08K 900, C08L 304

Patent

active

050790676

ABSTRACT:
Formaldehyde containing resins used as curing, setting or crosslinking resins in a variety of natural product adhesives can be made with surprisingly low and novel levels of free formaldehyde, can be made using reactants that can remove free formaldehyde from the resin solution or from the adhesive.

REFERENCES:
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patent: 2884389 (1959-04-01), Corwis et al.
patent: 2886541 (1959-05-01), Langlois et al.
patent: 2890182 (1959-06-01), Langlois et al.
patent: 3019120 (1962-06-01), Bauer et al.
patent: 3294716 (1966-12-01), Pinney
patent: 4009311 (1977-02-01), Schoenberg
patent: 4033914 (1977-07-01), Bovier et al.
patent: 4366275 (1982-12-01), Silano et al.

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