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US 4,230,514 AGranted
Process for making form sets from carbonless copy paper sheets
AssigneeAppleton Papers Inc.
InventorsWilliam J. Becker, Kenneth D. Glanz, Peter L. Foris, Robert W. Brown, Jerrold L. Anderson
Life of this patent
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Abstract
A process for separating a collated stack of carbonless copy paper sheets into form sets, which comprises pretreating the edge of the stack of sheets to be padded with a non-aqueous material, drying, applying an adhesive composition, drying and separating the unit sets.
Claims9
A process for making form sets from carbonless copy paper, comprising the steps of:
- (a) applying to an edge of a stack of sheets of said copy paper a non-aqueous composition selected from the group consisting of silicone resin solution sprays, substantially volatile aliphatic hydrocarbons, silicone resin solutions and solutions of resins in an aliphatic hydrocarbon solvent,
- (b) drying said non-aqueous composition,
- (c) applying an adhesive to said edge,
- (d) drying said adhesive, and
- (e) fanning said stack to separate the adhesively united unit form sets therefrom.
2 more elements
Dependencies are inferred from the claim text.