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US 2020/0268637 A1Published application
Ultrafine Polyhydroxyalkanoates
AssigneeMicro Powders, Inc.
InventorRichard John Czarnecki
Life of this patent
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Abstract
A powder for use in cosmetic and personal care products containing ultrafine polyhydroxyalkanoate (PHA), ultrafine polyhydroxybutyrate (PHB), or ultrafine polyhydroxybutyrate-co-hydroxyvalerate (PHBV).
Claims31
A powder for use in cosmetic and personal care products comprising:
- ultrafine polyhydroxyalkanoate;
- wherein said ultrafine polyhydroxyalkanoate is selected from a compound of monomer unit:
- and
- wherein x is selected from the group consisting of 1, 2, 3, and 4;
- wherein the R group is selected from the group consisting of hydrogen, alkyl, aryl, alkenyl, aralkyl, haloalkyl, halogen, cyano, radical containing epoxy, ether, acyl, ester, and carboxyl;
- wherein said powder is compressed.
3 more elements
A powder for use in cosmetic and personal care products comprising:
- ultrafine polyhydroxybutyrate, wherein said ultrafine polyhydroxybutyrate is selected from a compound of monomer unit:
- and wherein x is selected from the group consisting of 1 and 2;
- wherein the R group is selected from the group consisting of hydrogen and alkyl.
A powder for use in cosmetic and personal care products comprising:
- ultrafine polyhydroxybutyrate-co-hydroxyvalerate
- wherein said ultrafine polyhydroxybutyrate-co-hydroxyvalerate is selected from a compound of monomer unit:
- and
- wherein x is selected from the group consisting of 1, 2, and 3;
- wherein the R group is selected from the group consisting of hydrogen and alkyl;
- wherein said powder is compressed.
3 more elements
(canceled)
A powder for use in cosmetic and personal care products comprising:
- ultrafine polyhydroxybutyrate
- wherein said ultrafine polyhydroxybutyrate is selected from a compound of monomer unit:
- and
- wherein x is selected from the group consisting of 1 and 2;
- wherein the R group is selected from the group consisting of hydrogen and alkyl;
- wherein said powder is loose;
- wherein said loose powder is combined with at least oil and water to form an emulsified lotion for topical application.
4 more elements
Dependencies are inferred from the claim text.