Wood adhesive from phenol, formaldehyde, melamine and urea

Details Wood adhesive from phenol, formaldehyde, melamine and urea Wood adhesive from phenol, formaldehyde, melamine and urea

1980-02-11

1981-08-25

Bleutge, John C.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 172, 525497, 525504, 528163, C08G 1408, C08G 1410, C08L 6114, C08L 6128

Patent

active

042858488

ABSTRACT:
Preparation of this adhesive is characterized by initial condensation of phenol and formaldehyde, which is followed by sequential condensation of melamine and then urea to produce a wood adhesive which passes the standard 6-cycle test.

REFERENCES:
patent: 3321551 (1967-05-01), Knutsson
patent: 3617428 (1971-11-01), Carlson
patent: 3666694 (1972-05-01), Ingram
patent: 3734918 (1973-05-01), Mayer et al.
patent: 3907724 (1975-09-01), Higginbottom
patent: 3956204 (1976-05-01), Higginbottom
patent: 4028367 (1977-06-01), Higginbottom

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