Process for preparing phenol-formaldehyde-furfuryl alcohol terpo

Details Process for preparing phenol-formaldehyde-furfuryl alcohol terpo Process for preparing phenol-formaldehyde-furfuryl alcohol terpo

1979-10-15

1981-03-10

Wong, Jr., Harry

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

525508, 528139, 528140, 528159, C08G 804, C08G 808, C08G 1402

Patent

active

042555540

ABSTRACT:
Phenol-formaldehyde-furfuryl alcohol terpolymers containing substantially equimolar proportions of phenol and furfuryl alcohol are prepared by reacting phenol, formaldehyde and furfuryl alcohol under essentially anhydrous conditions in the presence of a metallic catalyst with continuous removal of the water of condensation from the reaction mixture.

REFERENCES:
patent: 3108978 (1963-10-01), McNaughtan
patent: 3312650 (1967-04-01), Case
patent: 3549584 (1970-12-01), Sekera
patent: 3725333 (1973-04-01), Adkins et al.
patent: 4051301 (1977-09-01), Laitar
patent: 4108809 (1978-08-01), Narayan et al.
patent: 4125489 (1978-11-01), Narayan et al.
patent: 4161576 (1979-07-01), Vasishth

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