Coating of paper, cardboard and the like and composition
US4010307A · kind A · utility
28Cited by
9References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 1974 |
| Grant date | Mar 1, 1977 |
| Priority date | — |
| Expiry date | Nov 13, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31993
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A paper or cardboard coating composition comprising an aqueous dispersion containing binder and pigment in which 5-30 percent by weight of the pigment are particles dimensioned within the range of 0.05-0.3 microns of a non-film forming synthetic polymer and in which 70-95 percent by weight of the pigment is calcium carbonate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.