Lost wax process utilizing a high temperature wax-based material

Details Lost wax process utilizing a high temperature wax-based material Lost wax process utilizing a high temperature wax-based material

1989-06-12

1993-01-05

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Coating or impregnating workpiece before molding or shaping...

106 388, 264221, 264257, 264317, B29C 6714, B29C 3376

Patent

active

051768640

ABSTRACT:
The present invention is a wax-based material for use in the lost wax process where the wax must be capable of withstanding temperatures of up to 350.degree. F., the wax-based material including: (a) a high temperature brittle wax; (b) about 5-30 wt % organic plasticizer including polyfunctional amines and alcohol amines and (c) about 5-10 wt % paraffin wax.

REFERENCES:
patent: 2755216 (1956-07-01), Lemons
patent: 3854962 (1974-12-01), Speyar
patent: 4155970 (1979-05-01), Cassell
patent: 4248817 (1981-02-01), Frank
patent: 4712605 (1987-12-01), Sasaki et al.
patent: 4786347 (1988-11-01), Angus
patent: 4826645 (1989-05-01), Angus
patent: 4863660 (1989-09-01), Cahuzac et al.

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