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US 7,744,722 B1Granted
Methods for creping paper
AssigneeClearwater Specialties, LLC
InventorsStephen H. Tucker, Douglas S. Smalley
Life of this patent
Estimating the term…
Abstract
A creping aid system for use on a creping cylinder, for example, a Yankee dryer, comprises a creping adhesive and a creping modifier, the combination comprising polyethylene.
Claims50
A method for creping a fibrous web comprising:
- applying a creping adhesive to a surface of a creping cylinder;
- modifying a characteristic of the creping adhesive by applying a creping modifier comprising polyethylene to the surface of the creping cylinder;
- and
- pressing a fibrous web against the surface of the creping cylinder, thereby causing sheet transfer and adhesion of the fibrous web to the surface of the creping cylinder.
1 more element
A method for creping a fibrous web comprising:
- applying a creping adhesive to at least one of a creping cylinder surface and a fibrous web surface;
- modifying a characteristic of the creping adhesive by applying a creping modifier comprising polyethylene to at least one of the creping cylinder surface and the fibrous web surface;
- and
- pressing the fibrous web surface against the creping cylinder surface, thereby causing sheet transfer and adhesion of the fibrous web to the creping cylinder surface.
1 more element
A method for creping a fibrous web comprising:
- applying a creping adhesive to at least one of a creping cylinder surface and a fibrous web surface;
- applying a creping modifier comprising polyethylene to at least one of the creping cylinder surface and the fibrous web surface;
- and
- pressing the fibrous web surface against the creping cylinder surface, thereby causing sheet transfer and adhesion of the fibrous web to the creping cylinder surface.
1 more element
Dependencies are inferred from the claim text.