A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 9/48 (2006.01) A23D 7/00 (2006.01) A23D 9/00 (2006.01) A23L 1/22 (2006.01) A61K 8/02 (2006.01) A61K 8/73 (2006.01) A61K 9/127 (2006.01) A61Q 11/00 (2006.01) C09K 19/38 (2006.01) A61K 7/06 (1995.01) A61K 7/16 (1995.01) A61K 7/42 (1995.01) A61K 7/46 (1995.01) A61K 7/48 (1995.01)
Patent
CA 2105089
This invention relates to polymeric liquid crystals prepared from a polysaccharide and a solvent, preferably water, which are used to deliver nutrients, perfumes, flavors, drugs and other ingredients in foods, cosmetics, household soaps, health care pro- ducts e.g. bar or liquid soaps, toothpaste, shampoos, creams, and lotions and other preparations. The encapsulated active vehicle comprises: (a) from about 0.001 % to about 60 % of an active; and (b) from about 40 % to about 99.999 % of a stable polymeric liquid crystal consisting essentially of: (1) from about 10 % to about 90 % of a solvent; and (2) from about 10 % to about 90 % of a polysaccaride having a molecular weight of from about 500 to about 1,000,000.
Cette invention traite de cristaux liquides polymériques obtenus à partir d'un polysaccharide et d'un solvant, de l'eau de préférence, qui servent à délivrer des substances nutritives, des parfums, des saveurs, des médicaments et d'autres ingrédients dans des aliments, des cosmétiques, des savons de ménage et des produits d'hygiène comme les savons liquides ou les pains de savon, la pâte dentifrice, les shampooings, les crèmes, les lotions et d'autres préparations. Le vecteur actif encapsulé contient : a) environ 0,001 % à environ 60 % d'une substance active; b) environ 40 % à environ 99,999 % d'un cristal liquide polymérique stable constitué essentiellement : 1) d'environ 10 % à environ 90 % d'un solvant; 2) d'environ 10 % à environ 90 % d'un polysaccharide ayant une masse moléculaire d'environ 500 à environ 1 000 000.
El-Nokaly Magda
Kirby Eades Gale Baker
The Procter & Gamble Company
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