Compositions for use with papermaking fillers
US4272297A · kind A · utility
22Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 1979 |
| Grant date | Jun 9, 1981 |
| Priority date | — |
| Expiry date | Sep 19, 1999 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21F1/82
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A composition for flocculating filler in aqueous suspension for use in papermaking, comprising a starch, an organic polyelectrolyte capable of flocculating mineral filler particles in aqueous suspension, and at least one agent capable of regulating the mobility of a dispersion, particularly a substance moderating flocculation of suspended filler or a substance moderating the viscosity of the dispersion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.