Demoulding composition

Details Demoulding composition Demoulding composition

2007-12-14

2011-12-20

Brunsman, David M (Department: 1732)

Compositions: coating or plastic

Coating or plastic compositions

Molds and mold coating compositions

C106S038240, C264S338000

Reexamination Certificate

active

08080103

ABSTRACT:
A demolding composition, to be used for the production of parts of hydraulic-setting material, includes at least one oil and at least one calcium salt, calcium borates and calcium salts of fatty acids being excluded from the at least one calcium salt. A process for the preparation of a part molded in hydraulic-setting material, includes coating sides of an appropriate mold with the demolding composition; introducing a freshly-prepared hydraulic-setting composition; and removing the part from the mold after hardening and optional curing of the composition.

REFERENCES:
patent: 4028120 (1977-06-01), Emond
patent: 5709739 (1998-01-01), Wittich et al.
patent: 6902606 (2005-06-01), Davies
patent: 1 721 718 (2006-11-01), None
patent: WO 02/26458 (2002-04-01), None

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