Methacrylate copolymer pour point depressants
US8143202B2 · kind B2 · utility
16Cited by
19References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2007 |
| Grant date | Mar 27, 2012 |
| Priority date | — |
| Expiry date | Mar 15, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2030/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Poly methacrylate copolymers are disclosed which comprising from about 60 to about 96 weight percent of a C12-C16 alkyl methacrylate and from about 40 to about 4 weight percent of a C18-C30 alkyl methacrylate and provide excellent low temperature properties to lubricating oils.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.