Diffusion method for depositing microporous film

Details Diffusion method for depositing microporous film Diffusion method for depositing microporous film

1974-03-29

1977-02-01

Gwinnell, Harry J.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

118257, 156238, 156305, 427246, 427342, B05D 310, B05D 500

Patent

active

040060527

ABSTRACT:
Describes procedure for deposition of microporous grain layer in and on a substrate for the production of leather replacement products in which the deposition liquid diffuses upwardly through the substrate to deposit the polymer from a solution thereof which has been laminated and coated on the top surface of the substrate.

REFERENCES:
patent: 2657151 (1953-10-01), Censel et al.
patent: 2894855 (1959-07-01), Wilham
patent: 2905568 (1959-09-01), Burgeni
patent: 3208875 (1965-09-01), Holden
patent: 3238055 (1966-03-01), Brightwell
patent: 3363530 (1968-01-01), Rice
patent: 3515573 (1970-06-01), Japs et al.
patent: 3536553 (1970-10-01), Farrell et al.
patent: 3539424 (1970-11-01), Tashlick

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