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US 2024/0174940 A1Published application
Citric acid-modified polypropylene glycols
AssigneeLehmann & Voss & Co. KG
InventorsKarsten LANGE, Hans Willi KLING, Susanne DANKERT, Dalibor VUKADINOVIC-TENTER
Life of this patent
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Abstract
The present application relates to citric acid-modified polypropylene glycols which are represented by Formula (1) or, as well as compositions comprising such compounds. The polypropylene glycol-based compounds of the invention are useful as additives and in particular as emulsifying agents in e.g. cooling lubricants, as release agents, as well as additives for cosmetic products.
Claims17
Compound according to Formula (1)
- wherein each A is independently represented by [CH2CHCH3O] or [CHCH3CH2O];
- R1 and R2 each independently are hydrogen, a linear or branched C6-34alkyl group which is optionally substituted with OH, a linear or branched C6-34alkenyl group which is optionally substituted with OH, or a group of the formula N(R3)—C(═O)—R4;
- L is a direct bond, C(═O), C1-10 alkylene or a polypropylene oxide unit of the formula [A]n+2;
- R3 is H, C1-6 alkylene or O—C1-6 alkylene;
- R4 is a linear or branched C6-34 alkyl group which is optionally substituted with OH, or a linear or branched C6-34 alkenyl group which is optionally substituted with OH;
- n is an integer from 0-50;
- m is 0 or 1, l is 0 or 1, with the proviso that at least one of m and l is 1;
- x is 0 or 1, y is 0 or 1 and the sum of x and y is 1 and
- v is 0 or 1, w is 0 or 1 and the sum of v and w is 1.
6 more elements
Dependencies are inferred from the claim text.