Method of forming a sand base article using a decomposable binde

Details Method of forming a sand base article using a decomposable binde Method of forming a sand base article using a decomposable binde

1990-05-01

1992-04-28

Theisen, Mary Lynn

Plastic and nonmetallic article shaping or treating: processes

Forming articles by uniting randomly associated particles

Stratified or layered articles

264118, 264119, 264129, 264291, 264294, 264330, 220DIG30, B29C 6902

Patent

active

051086778

ABSTRACT:
The method includes the steps of mixing the sand and the decomposable binder to form a dough-like consistency, forming the dough-like mixture into a sheet. Cutting the sheet into silhouette shapes and then drying the shapes to form a rigid article suitable for a variety of purposes. The preferred article is coated with a decomposable waterproof sealant. Method of forming planar frangible targets as well as formed three-dimensionsl tableware and food containers are disclosed.

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