Back to results
US 2003/0158441 A1Published application
Methods of making intermediates from polyhydroxyalkanoates
AssigneeMetabolix, Inc.
InventorsLuhua Zhong, Robert S. Whitehouse
Life of this patent
Estimating the term…
Abstract
Methods of forming intermediates from PHAs are disclosed.
Claims41
A method, comprising:
- heating a biomass containing a PHA to form an alkenoic acid,
- wherein the percent yield of alkenoic acid from the PHA is at least about 50%.
A method, comprising:
- heating a PHA to a temperature of at least about 200° C. to form an alkenoic acid.
A method, comprising:
- treating a PHA to form acrylic acid, the PHA having at least one 3-hydroxypropionate monomer.
A method, comprising:
- heating a mixture containing a first portion of a PHA to form a first portion of an alkenoic acid;
- and
- adding, after forming the first portion of the alkenoic acid, a second portion of the PHA to the mixture.
Dependencies are inferred from the claim text.