Fast curing phenolic resin for making plywood

Details Fast curing phenolic resin for making plywood Fast curing phenolic resin for making plywood

1991-08-16

1992-04-21

Cannon, James C.

Stock material or miscellaneous articles

Composite

Of aldehyde or ketone condensation product

156288, 1563074, 156335, B32B 2108, B32B 2742, B32B 3112, B32B 3120

Patent

active

051066971

ABSTRACT:
A phenol-formaldehyde resole resin solution useful in adhesives for preparing wood laminates from a plurality of wood veneers, prepared by reacting at least an equal molar amount of formaldehyde with phenol in the presence of sodium hydroxide and a water-soluble potassium salt selected from the group consisting of potassium choloride, potassium sulfate and mixtures thereof.

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patent: 4176106 (1979-11-01), Reid et al.
patent: 4239577 (1980-11-01), Hartman et al.
patent: 4412945 (1983-11-01), Takahashi et al.
patent: 4539338 (1985-09-01), Carlson et al.
patent: 4758478 (1988-07-01), Daisey et al.

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