Furfural or furfural alchol impregnants for carbonacious bodies

Details Furfural or furfural alchol impregnants for carbonacious bodies Furfural or furfural alchol impregnants for carbonacious bodies

1984-01-04

1985-03-05

Phynes, Lucille M.

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

Synthetic resins

From aldehyde or derivative thereof as reactant

528242, 528392, 528403, C08G 400

Patent

active

045032157

ABSTRACT:
A liquid formulation containing furfural, para toluene sulfonic acid and tetraethylene glycol is impregnated into fine grained, isotropic graphite bodies and then polymerized and pyrolyzed. That increases the density of the impregnated body and improves its surface finish.

REFERENCES:
patent: 3628984 (1971-12-01), Ishikawa et al.
patent: 3859421 (1975-01-01), Hucke
patent: 3919135 (1975-11-01), Jurisch
patent: 3979373 (1976-09-01), Klovsky et al.
I. S. Goldstein and W. A. Dreher, "Stable Furfural Alcohol Impregnating Solutions" in Industrial and Engineering Chemistry, vol. 52, pp. 57-58, (1960).

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