Web coating apparatus

Details Web coating apparatus Web coating apparatus

1975-04-11

1977-06-14

Smith, Ronald H.

Coating processes

Roller applicator utilized

118249, 118253, 118259, 118261, 118262, B05D 128

Patent

active

040298337

ABSTRACT:
Apparatus and method for applying extremely thin coatings of liquid materials entering the apparatus at a viscosity in the range of up to 10,000 centipoises absolute viscosity through a combination of factors involving the use of at least four rolls of desired physical characteristics and roll speeds to continuously extract a relatively thick film from a pool of the liquid, reduce it to an ultra thin coating free of discontinuities, and unite the thin coating with a web.

REFERENCES:
patent: 2772184 (1956-11-01), Wolfe et al.
patent: 3158497 (1964-11-01), Fird et al.
patent: 3511696 (1970-05-01), Murray

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