CF paper
AssigneePapierfabrik August Koehler SE
InventorsClaus Jurisch, Lutz Kuhne
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Abstract
The invention concerns a CF paper comprising a base paper and a coating applied thereto, said coating containing at least one binding agent, at least one ink-absorbing agent, at least one coating pigment and conventional additives, and being characterised in that the at least one binding agent comprises a cross-linked biopolymeric material in the form of nanoparticles.
Claims20
CF paper comprising a base paper and a coating applied thereto, which coating contains at least one binder, at least one developer, at least one coating pigment and at least one additive selected from dispersion agents, defoaming agents, crosslinking agents, rheology controlling agents, antioxidants, UV stabilizers, optical brighteners, lubricants, surfactants, and dyes, wherein the at least one binder comprises a crosslinked biopolymer material in the form of nanoparticles, and wherein said paper contains the crosslinked biopolymer material in the form of nanoparticles in an amount of from 7 to 25 wt. %, based on the overall weight of the coating.
Dependencies are inferred from the claim text.