Methods and agents for improving paper printability and strength
US5824190A · kind A · utility
45Cited by
18References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 6, 1996 |
| Grant date | Oct 20, 1998 |
| Priority date | — |
| Expiry date | Aug 6, 2016 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H17/43
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Compositions containing hydrophilic polyacrylamide and hydrophobic surface size agents and the methods for using such compositions in paper and board to improve printability, sizing and strength are provided in the instant invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.