Sulfonate oleochemical derivatives as a new class of lubricating/rheological flow modifying compounds for the paper industry
US5503669A · kind A · utility
2Cited by
9References
13Claims
0Family size
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Key dates
| Filing date | Jan 14, 1994 |
| Grant date | Apr 2, 1996 |
| Priority date | — |
| Expiry date | Jan 14, 2014 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H19/58
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A paper coating composition includes a paper coating color formulation and a lubricating additive selected from the group consisting of: a) sulfonated oleochemical derivatives and b) mixtures of calcium stearate and polymer emulsions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.