Binder compositions and process for making molded products there

Details Binder compositions and process for making molded products there Binder compositions and process for making molded products there

1981-07-14

1982-12-28

Griffin, Ronald W.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

164 16, 164521, 164526, 164527, 523146, B22C 122, B22C 902, B28B 734, C08L 9100

Patent

active

043662668

ABSTRACT:
A binder composition for making molded products in conjunction with an aggregate includes in admixture a resin component comprising an organic solvent solution of a non-aqueous phenolic resin, a hardener component comprising a liquid polyisocyanate containing at least two isocyanate groups, the resin component and hardener component being curable by a curing agent, and an additional component comprising an oil-soluble phenolic resin dissolved in a drying oil and partially cross-linked therewith.

REFERENCES:
patent: 2987789 (1961-06-01), Moren
patent: 3255500 (1966-06-01), Engel et al.
patent: 3409579 (1968-11-01), Robins
patent: 3426831 (1969-02-01), Robins et al.
patent: 3428110 (1969-02-01), Walker et al.
patent: 3485797 (1969-12-01), Robins
patent: 3767612 (1973-10-01), Grazen et al.
patent: 4043954 (1977-08-01), Claybaker
patent: 4252700 (1981-02-01), Funabiki et al.
patent: 4268425 (1981-05-01), Gardikes

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