Whey protein containing cosmetic formulations, process of preparing the same and a method for setting hair by using a non-hydrolyzed whey product

Claim 2

A cosmetic formulation for treating skin or hair comprising said cosmetic in combination with from about 0.5% to about 10% by weight based on the total weight of the formulation a whey protein-containing product which is substantially non-hydrolyzed, said whey product being selected from the group consisting of whey, delactosed whey, demineralized whey, whey protein concentrate, the precipitate obtained by neutralizing a whey product of at least 40% acid whey or a calcium enriched whey, the material remaining after removal of said precipitate from said whey, the protein-containing byproducts remaining after the preparation of whey protein concentrate and mixtures thereof.

Claim 3

The cosmetic formulation as recited in claim 1 wherein said whey product is selected from the group consisting of whey protein concentrate, said precipitate, said byproducts and mixtures thereof.

Claim 4

The cosmetic formulation as recited in claim 1 wherein said whey protein concentrate is characterized by a lowered gelation temperature and is capable of forming a gel at 15% solids in water at 75°C. within 30 minutes, said lowered gelation temperature whey protein concentrate being prepared by a process comprising: a) adjusting the pH of an aqueous solution of a whey protein concentrate having a temperature of less than about 30°C. to a pH within the range of from about 8 to about 10, the total dissolved protein content being less than about 15% when determined at said pH; b) heating the alkaline solution of step a) to an elevated temperature within the range of from about 50°C. and about 80°C.; c) cooling said heated solution to a temperature within the range of from about 30°C. to about 2° C . within 30 minutes after the said solution reaches its maximum temperature level, said cooling being conducted at a rate sufficient to prevent gelation of the whey protein containing solution.

Claim 5

The cosmetic formulation as recited in. claim 1 wherein said whey product is a blend of from about 25% to about 75% of said-precipitate from an acid whey blend with the remainder being from about 75% to about 25% of a whey protein concentrate in which the whey protein is substantially denatured.

Claim 6

The cosmetic formulation as recited in claims 1, 3 and 4 wherein the protein content of said whey protein concentrate ranges from about 40% to about 60%.

Claim 7

The cosmetic formulation as recited in claim 1 wherein said cosmetic is selected from the group consisting of shampoo, hair groom, hair cream rinse, hair conditioner, hair setting lotion, permanent wave, hair straighteners, hair coloring, hair lighteners, skin cleansing formulations, dusting powder, emollient formulations, skin therapeutic formulations, skin softening formulations, sun tanning and screening formulations, makeup foundation, makeup, beauty masks, shaving preparations and depilatories.

Claim 8

The cosmetic formulation as recited in claim 6 wherein said cosmetic is selected from the group consisting of shampoo, hair conditioner, hair cream rinse and skin cleansing formulations.

Claim 9

8 . ! The cosmetic formulation as recited in claim 1 wherein said whey product is present in an amount ranging from about 0.75% to about 5%.

Claim 10

The cosmetic formulation as recited in claim 1 wherein said whey product is present in an amount ranging from about 0.75% to about 3%.

Claim 11

A process for preparing a cosmetic formulation for treating skin or hair comprising adding to said cosmetic during its manufacture from about 0.5 % to about 10% by weight based on the total weight of the formulation of a whey protein-containing product which is substantially non-hydrolyzed, said whey product being selected from the group consisting of whey, delactosed whey, demineralized whey, whey protein concentrate, the precipitate obtained by neutralizing a whey product of at least 40% acid whey or a calcium enriched whey, the material remaining after removal of said precipitate from said whey and the protein-containing byproducts remaining after the preparation of whey protein con= centrate and mixtures thereof.

Claim 12

A process for preparing a cosmetic formulation for treating skin or hair comprising adding to said cosmetic during its manufacture from about 0.5 % to about 10% by weight based on the total weight of the formulation of a whey protein-containing product which is substantially non-hydrolyzed, said whey product being selected from the group consisting of whey, delactosed whey, demineralized whey, whey protein concentrate, the precipitate obtained by neutralizing a whey product of at least 40% acid whey or a calcium enriched whey, the material remaining after removal of said precipitate from said whey and the protein-containing byproducts remaining after the preparation of whey protein con= centrate and mixtures thereof.

Claim 13

The process as recited in claim 10 wherein said whey product is selected from the group consisting of whey protein concentrate, said precipitate, said byproducts and mixtures thereof.

Claim 14

The process as recited in claim 10 wherein said whey protein concentrate is characterized by a lowered gelation temperature and is capable of forming a gel at 15% solids in water at 75°C. within 30 minutes, said lowered gelation temperature whey protein concentrate being prepared by a process comprising: a) adjusting the pH of an aqueous solution of a whey protein concentrate having a temperature of less than about 30°C. to a pH within the range of from about 8 to about 10, the total dissolved protein content being less than about 15% when determined at said p H ; b) heating the alkaline solution of step a) to an elevated temperature within the range of from about 50°C. and about 80°C.; c) cooling said heated solution to a temperatue within the range of from about 30°C. to about 2°C. within 30 minutes after the said solution reaches its maximum temperature level, said cooling being conducted at a rate sufficient to'prevent gelation of the whey protein containing solution.

Claim 15

The process as recited in claim 10 wherein said whey product is a blend of from about 25% to about 75% of said precipitate from an at least 40% acid whey blend with the remainder being from about 75% to about 25% of a whey protein concentrate in which the whey protein is substantially denatured.

Claim 16

The process as recited in claims 10, 12 and 13 wherein the protein content of said whey protein concentrate ranges from about 40% to about 60%.

Claim 17

The process as recited in claim 10 wherein said cosmetic is selected from the group consisting of shampoo, hair groom, hair cream rinse, hair conditioner, hair setting lotion, permanent wave, hair straightener, hair coloring, hair lighteners, skin cleansing formulations, dusting powder,.emollient formulations, skin therapeutic formulations, skin softening formulations, sun tanning and screening formulations, makeup foundation, makeup, beauty masks, shaving preparations and depilatories.

Claim 18

The process as recited in claim 15 wherein said cosmetic is selected from the group consisting of shampoo, hair conditioner, hair cream rinse and skin cleansing formulations.

Claim 19

The process as recited in claim 10 wherein said whey product is present in an amount ranging from about 0.75% to about 5%.

Claim 20

The process as recited in claim 10 wherein said whey product is present in an amount ranging from about 0.75% to about 3%.

Claim 21

. A method for setting hair which comprises applying to said hair a non-hydrolyzed whey product in an amount sufficient to set the hair upon application of temperature and applying a temperature at a level sufficient to set said whey product to thereby set hair.

Claim 22

. A method for setting hair which comprises applying to said hair a non-hydrolyzed whey product in an amount sufficient to set the hair upon application of temperature and applying a temperature at a level sufficient to set said whey product to thereby set hair.