Heat treatment of paper products having milk and other additives
US4828650A · kind A · utility
49Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1987 |
| Grant date | May 9, 1989 |
| Priority date | — |
| Expiry date | Sep 30, 2007 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H25/06
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The stiffness, wet strength and bursting strength of paper is improved by adding a latex such as milk to the paper and then subjecting the paper to steps of high temperature treatment and immediate rewetting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.