Paper having microcapsules deposited in depressions on a surface

Details Paper having microcapsules deposited in depressions on a surface Paper having microcapsules deposited in depressions on a surface

1976-09-17

1978-03-28

Cannon, J.C.

Textiles: manufacturing

162290, 427150, 427152, 428173, 428206, 428207, 428211, 428212, 428306, 428914, B32B 316, B41L 136, B41M 516, B41M 522

Patent

active

040811883

ABSTRACT:
Paper for use in pressure-sensitive copying systems consists of a base paper one surface of which is machine glazed and the opposite surface of which is left rough due to expulsion of moisture during manufacture. Those sheets which are provided with a color reactant have the reactant applied to the glazed surfaces thereof and those sheets which are provided with a microcapsule coating have the microcapsule coating applied to the rough surfaces thereof.

REFERENCES:
patent: 3111407 (1963-11-01), Lindquist et al.
patent: 3389007 (1968-06-01), Oda et al.
patent: 3411935 (1968-11-01), Winzer
patent: 3536517 (1970-10-01), VAN DEN Heuvel et al.
patent: 3753761 (1973-08-01), Sugahara et al.

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