Tool for making a microstructured plastic mold

Details Tool for making a microstructured plastic mold Tool for making a microstructured plastic mold

1996-10-30

1997-10-14

Davis, Robert

Plastic article or earthenware shaping or treating: apparatus

Preform reshaping or resizing means: or vulcanizing means...

Surface deformation means only

425403, B29C 4336, B29C 5902

Patent

active

056769830

ABSTRACT:
For a process of making a microstructured plastic mold from which structures can be formed galvanically, a compound layer, including an electrically conductive and an insulating layer portion, is provided and is heated and impressed into the insulating layer portion, a tool is provided which has microstructured bodies disposed thereon of a height corresponding at least to the thickness of the insulating layer portion and with rough from surfaces having points and ridges adapted to penetrate the electrically insulating layer thereby to expose the electrically insulating layer at the bottom of the cavities formed by microstructured bodies.

REFERENCES:
patent: 3052581 (1962-09-01), Gutknecht
patent: 3819315 (1974-06-01), Borchard et al.
patent: 4661212 (1987-04-01), Ehrfeld et al.
patent: 5073237 (1991-12-01), Bacher et al.
patent: 5094796 (1992-03-01), Katoh et al.

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