Liquid polyfunctional additives
US6448208B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2000 |
| Grant date | Sep 10, 2002 |
| Priority date | — |
| Expiry date | Aug 21, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/375
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A description is given of products obtainable by reacting components a), b), c) and, if desired, d), where component a) is a compound of the formula I or a mixture of compounds of the formula I, component b) is a compound of the formula II or a mixture of compounds of the formula II, component c) is a component of the formula IIIa and/or of the formula IIIb or a mixture of compounds of the formula IIIa and/or IIIb, and component d) is a compound of the formula IV or a mixture of compounds of the formula IV, in which the general symbols are as defined therein, where the compound of the formula I is, for example, pentaerythritol, thiodiethylene glycol, 1,4-butanediol, 1,2-propanediol, diethylene glycol, triethylene glycol, 1,1,1-tris(hydroxymethyl)ethane, 2,2-dimethyl-1,3-propanediol or glycerol, the compound of the formula II is, for example, methyl 3-(3′,5′-di-tert-butyl-4′-hydroxyphenyl)propionate or methyl 3-(3′-tert-butyl-4′-hydroxy-5′-methylphenyl)-propionate, the compound of the formula IIIa is, for example, methyl pelargonate or methyl laurate and the compound of the formula IIIb is, for example, 2-dodecenylsuccinic anhydride, and the compo…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.