Storage stable paper size composition containing ethoxylated castor oil
US4832792A · kind A · utility
5Cited by
10References
13Claims
0Family size
Inventors
Key dates
| Filing date | Nov 2, 1987 |
| Grant date | May 23, 1989 |
| Priority date | — |
| Expiry date | Nov 2, 2007 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H17/14
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A shelf stable paper size is prepared from a mixture of a substituted cyclic dicarboxylic acid anhydride and an ethoxylated castor oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.