(Meth) acrylate copolymer pour point depressants
US6255261A · kind A · utility
15Cited by
11References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 1999 |
| Grant date | Jul 3, 2001 |
| Priority date | — |
| Expiry date | Sep 22, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/28
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Poly (meth) acrylate copolymers comprising from about 5 to about 60 weight percent of a C11-C15 alkyl (meth) acrylate; and from about 95 to about 40 weight percent of a C16-C30 alkyl (meth) acrylate provide excellent low temperature properties to lubricating oils.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.