Wax emulsion for manufacture of composite boards
US7842731B2 · kind B2 · utility
13Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 2006 |
| Grant date | Nov 30, 2010 |
| Priority date | — |
| Expiry date | Sep 23, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB27N1/006
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Wax emulsions useful for manufacture of a composite board are described which include water; a lignosulfonic acid or a salt thereof; and at least one wax selected from the group consisting of slack wax, paraffin wax and montan wax. Such emulsions are useful in composite board formulations and methods for making composite boards such as oriented strand boards.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.