Phenol-formaldehyde resin for foundry applications

Details Phenol-formaldehyde resin for foundry applications Phenol-formaldehyde resin for foundry applications

1976-02-23

1977-10-25

Pertilla, Theodore E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 57R, C08L 6110

Patent

active

040555283

ABSTRACT:
Disclosed is a phenol-formaldehyde resin for foundry core making having a free formaldehyde content of less than one percent and a water content of 10 to 12 percent.

REFERENCES:
patent: 3640932 (1972-02-01), Schnur
patent: 3657188 (1972-04-01), Perkins, Jr.
patent: 3723368 (1973-03-01), Brown

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