Paper size compositions
US4721655A · kind A · utility
31Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1987 |
| Grant date | Jan 26, 1988 |
| Priority date | — |
| Expiry date | Apr 30, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31993
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A paper size having the ability to be prepared under low shear conditions and having sizing properties superior to the sizes of the prior art may be prepared comprising water and 0.1 to 15% by weight of at least one hydrophobic sizing agent and 0.4 to 30% by weight of a jet cooked dispersion of a long chain alkyl derivative of starch or a dispersion of a corresponding gum derivative.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.