Preparation of high temperature shell molds

Details Preparation of high temperature shell molds Preparation of high temperature shell molds

1977-07-14

1980-05-27

Hayes, Lorenzo B.

Compositions: coating or plastic

Coating or plastic compositions

Molds and mold coating compositions

106 383, 10628716, B28B 734

Patent

active

042048729

ABSTRACT:
A binder composition and method for preparing shell molds which comprises coating a pattern with a binder composition substantially free of water containing a silicate ester, an aminoalcohol, an organic solvent and a refractory material, stuccoing and thereafter drying the coated pattern. The coating, stuccoing and drying sequence is repeated until the desired coating thickness is achieved and then a sealing coat is applied, if desired.

REFERENCES:
patent: 3112538 (1963-12-01), Emblem
patent: 3392036 (1968-07-01), McLeod
patent: 3653930 (1972-04-01), Law et al.
patent: 3660119 (1972-05-01), Oken
patent: 3910797 (1975-10-01), Beers

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