Cosmetic composition of liquid crystal lipid particles for personal care applications
AssigneeBASF SE
InventorsZhao Ting Liu, Yang Zhang, Dong Ryeol Lee, Zhi Rao, Na Zhao
Life of this patent
Estimating the term…
Abstract
The presently claimed invention relates to liquid crystal lipid particles. The presently claimed invention relates to liquid crystal lipid particles which are used in topical composition which has high moisturization efficacy, excellent skin feel, skin softness, and skin smoothness benefits.
Claims16
A method for reducing adhesion of dust, the method comprising applying a topical cosmetic composition comprising at least one liquid crystal lipid particle, at least one thickening agent in the range of 0.1% to 5% by weight, based on the total weight of the topical composition, and water in the range of 5% to 80% by weight, based on the total weight of the topical composition,
- wherein the at least one liquid crystal lipid particle is made using a phase inversion temperature method, and consists of compounds represented by general formulae (I) to (VI) as follows:
- at least one compound of formula (I)
- wherein m is an integer in the range from ≥10 to ≤24 and n is an integer in the range from ≥1 to ≤25,
- at least one compound of formula (II)
- wherein a is an integer in the range from ≥10 to ≤24,
- at least one compound of formula (III)
- wherein x is an integer in the range from ≥10 to ≤24 and y is an integer in the range from ≥10 to ≤25,
- at least one compound of formula (IV)
- wherein p is an in the range from ≥10 to ≤16,
- at least one compound of formula (V)
- wherein A and B are each independently a hydrogen atom or alkali metal or an alkaline earth metal, and
- R is a linear or branched, saturated or unsaturated C10-C20 aliphatic radical and
- at least one compound of formula (VI)
- wherein r is an integer in the range from ≥9 to ≤18, and M is a hydrogen atom, an alkali metal or an alkaline earth metal, and
- optionally preservatives, and
- wherein the at least one liquid crystal lipid particles have a zeta potential of more than 20 mV.
Dependencies are inferred from the claim text.