Creping release agents

Paper making and fiber liberation – Processes and products – Non-uniform – irregular or configured web or sheet

Patent

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Details

162112, 428153, 156183, B31F 112, D21H 1756, B32B 2906

Patent

active

056606877

ABSTRACT:
A composition for creping fibrous webs comprises (1) a polyamine/epihalohydrin resin creping adhesive, and (2) a creping release agent that is a plasticizer for the polyamine/epihalohydrin resin and has a swelling ratio of at least 0.10 and a solubility parameter >20 MPa.sup.1/2. Also disclosed is a process for creping fibrous webs in which the creping adhesive and the release agent can be applied together or separately to a drying surface for the fibrous web.

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Espy "An Introduction to Creping and Release Agents on the Yankee Dryer".

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