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US 2020/0046626 A1Published application
Keratin-based hair straightening formulations, methods and systems
AssigneeBeauty Biolabs LLC
InventorsMarc M. Baum, Janelle M. Baum
Life of this patent
Estimating the term…
Abstract
The present invention teaches a hair straightening system including formulations that will safely and effectively straighten curly hair for at least 2-3 months after a single application, despite frequent washings of the hair. Methods for obtaining said formulations are disclosed. Hair straightening systems including shampoo and one or more conditioners are also provided.
Claims31
-29. (canceled)
A method of treating hair, comprising:
- applying to a quantity of hair a composition comprising:
- at least one of maleic acid, an ester of maleic acid, a maleimide, an N-substituted derivative of maleimide, maleamic acid, an N-substituted derivative of maleamic acid, maleic anhydride, or a combination thereof, provided in an amount of about 1.0 wt. % to about 25.0 wt. %, based on the total weight of the composition;
- and
- a preservative provided in an amount of about 0.05 wt. % to 15 wt. %, based on the total weight of the composition,
- wherein the composition has a pH of from 3.0 to 4.5.
2 more elements
A keratin-protectant composition comprising
- at least one of a maleic acid, an ester of maleic acid, a maleimide, an N-substituted derivative of a maleimide, a maleamic acid, an N-substituted derivative of maleamic acid, a maleic anhydride, or a combination thereof, provided in an amount of about 1.0 wt. % to about 25.0 wt. %, based on the total weight of the composition;
- and
- a preservative comprising a glycerin containing compound or a plant-derived compound, provided in an amount of about 0.05 wt. % to 15 wt. % based on the total weight of the composition,
- wherein the composition has a pH of from 3.0 to 4.5.
1 more element
A method for straightening a quantity of hair, comprising:
- applying to the quantity of hair a composition having a pH of from 3.0 to 4.5, the composition comprising:
- ascorbic acid or a salt thereof;
- an inorganic acid or a salt thereof having a general formula
- X2−(n+m)SO3Hn(NH2)m,
- wherein n is 0 or 1, m is 0 or 1, and X is a monovalent cation;
- one or more crosslinking agents;
- and
- optionally, a preservative;
- and heating the quantity of hair to a temperature between about 150° C. and 235° C. while the keratin-protectant composition is applied to the hair.
6 more elements
A composition for straightening a quantity of hair, comprising:
- ascorbic acid or a salt thereof;
- an inorganic acid or a salt thereof having a general formula
- X2−(n+m)SO3Hn(NH2)m,
- wherein n is 0 or 1, m is 0 or 1, and X is a monovalent cation;
- one or more crosslinking agents;
- and
- optionally, a preservative,
- wherein the composition has a pH of from 3.0 to 4.5.
5 more elements
Dependencies are inferred from the claim text.