Sheet or web material having antistatic properties

Details Sheet or web material having antistatic properties Sheet or web material having antistatic properties

1993-01-05

1994-05-17

Ryan, Patrick J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428327, 4284111, 428480, 4285375, 430523, 430527, B32B 516

Patent

active

053126815

ABSTRACT:
A sheet or web material comprising a hydrophobic resin support or paper support coated with at least one hydrophobic resin layer wherein said resin support or resin layer is coated with a transparent antistatic layer containing as an essential component a polythiophene with conjugated polymer backbone in the presence of a polymeric polyanion compound, characterized in that said antistatic layer is coated with an overlying adhering barrier layer applied from an aqueous polymer dispersion wherein the dispersed polymer has hydrophilic functionality sufficient to render said overlying layer adherent to a thereon coated hydrophilic colloid-containing layer.

REFERENCES:
patent: 3525621 (1970-08-01), Miller
patent: 3557068 (1971-01-01), Huber
patent: 4147550 (1979-04-01), Campbell et al.
patent: 4301240 (1981-11-01), Bruck et al.
patent: 4689359 (1987-08-01), Ponticello et al.
patent: 4728689 (1988-03-01), Saito
patent: 5006451 (1991-04-01), Anderson et al.
patent: 5063128 (1991-11-01), Yuh et al.
patent: 5093033 (1992-03-01), Feldhues et al.
patent: 5171632 (1992-12-01), Heeger et al.
patent: 5202223 (1993-04-01), Shibata et al.

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