Paper coating agent
US4617239A · kind A · utility
40Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1984 |
| Grant date | Oct 14, 1986 |
| Priority date | — |
| Expiry date | Aug 30, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31993
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
This invention relates to a method of coating paper to improve the surface strength and printability thereof comprising applying to the paper a silicon-containing modified polyvinyl alcohol agent or its saponification product. This method gives outstanding results for printing purposes when coated onto paper objects. This invention also relates to a paper having a silicon-containing polyvinyl alcohol agents coated thereon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.