Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1992-07-10
1993-08-10
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
264222, 264223, 264DIG30, C08L 504, B29C 3340
Patent
active
052349764
ABSTRACT:
A molding material for constructing h of living models comprises a composition of alginate powder, water, and chopped polystyrene. This composition is useable in a method of making one-piece head molds or one-piece hand molds of living models by applying the composition to the head of a model, wrapping the composition-covered head in plaster bandages until the composition has cured, removing the bandages, cutting the cured mold so that the model can be freed from the mold, placing the cut edges of the mold in register, and replacing the plaster bandages.
REFERENCES:
patent: 2769794 (1956-11-01), Coler
patent: 2806008 (1957-09-01), McNulty
patent: 3852083 (1974-12-01), Yang
patent: 3958997 (1976-05-01), Greenberg
patent: 4260574 (1981-04-01), Macomson
DeWitt La Vonda
Michl Paul R.
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