Back to results
US 5,179,150 AGranted
Polyvinyl alcohols in combination with glyoxlated-vinyl amide polymers as yankee dryer adhesive compositions
AssigneeNalco Chemical Company
InventorsGary S. Furman, Jr., Craig Gruen, Phuong Van Luu
Life of this patent
Estimating the term…
Abstract
Improved creping compositions comprising glyoxylated vinylamide polymers in combination with polyvinyl alcohol are disclosed.
Claims9
A creping composition for creping cellulosic webs comprising:
- a) from 5 to 75 weight per-cent of a water ,soluble vinylamide polymer having sufficient amide and glyoxal substituents to be thermosetting, the ratio of the number of glyoxal substituents to the number of amide substituents being in excess of 0.06:1 and
- b) from 25 to 95 per-cent by weight of polyvinyl alcohol.
Dependencies are inferred from the claim text.