Process for coating a web using reverse applicator roll

Details Process for coating a web using reverse applicator roll Process for coating a web using reverse applicator roll

1978-06-05

1981-05-12

Smith, Ronald H.

Coating processes

With post-treatment of coating or coating material

Heating or drying

118246, 4273855, 4273881, 427391, 4273935, 427428, B05D 302

Patent

active

042672155

ABSTRACT:
Process and apparatus for applying a flowable coating medium to a travelling web by a reverse applicator roll technique in which the peripheral velocity of the applicator roll (U) is maintained at less than 0.4 of the forward speed of the web, and the dynamic viscosity of the coating medium (.eta.) is selected in accordance with the relationship

REFERENCES:
patent: 3029780 (1962-04-01), Justus et al.
patent: 3239367 (1966-03-01), Demeter
patent: 3533833 (1970-10-01), Takahashi et al.
patent: 3844813 (1974-10-01), Leonard et al.
patent: 3862553 (1975-01-01), Schwemmer et al.
patent: 3931786 (1976-01-01), Teed

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