Erasable reproduction material

Details Erasable reproduction material Erasable reproduction material

1990-02-20

1992-04-07

Sluby, P. C.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428511, 428533, 4285375, 428913, 428918, 162135, B32B 516, B32B 2304

Patent

active

051027305

ABSTRACT:
Written, typed, penciled, inked, xerographic and other markings on foils, opaque and transparent papers can be erased easily by mechanical means by utilizing an interlayer of alkylketene dimer with hydrophilic colloids and pigments. The provisions of such an interlayer is useful for drafting materials, xerographic and diazotype copies.

REFERENCES:
patent: 4447487 (1984-05-01), Maekawa et al.
patent: 4503118 (1985-03-01), Murakami et al.
patent: 4513056 (1985-04-01), Vernois et al.
patent: 4569888 (1986-02-01), Muller et al.

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