Water and oil resistant agent for paper, treatment process and paper
US9249540B2 · kind B2 · utility
0Cited by
5References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2010 |
| Grant date | Feb 2, 2016 |
| Priority date | — |
| Expiry date | Jan 23, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/3154
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed is a water and oil resistant agent comprising a fluorine-containing copolymer obtained by copolymerizing a (meth)acrylate monomer having a polyfluoroalkyl group having 1-6 carbon atoms, hydrophilic monomer, and monomer having an anion-donating group, which agent affords a superior water and oil resistance to a paper. The invention also discloses a process for treating a paper by the water and oil resistant agent and a treated paper thereby.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.