Back to results
US 2026/0159613 A1Published application
Functionalized and crosslinked polymers
AssigneePmidg, LLC
InventorsDavid Gravett, Kara Bethany Acampora, Prabhjot Saini
Life of this patent
Estimating the term…
Abstract
Polyhydric polymers may be converted to derivatives thereof by reaction with divinyl sulfone to provide vinyl sulfone substituted polymers, where the polymers may additionally be further derivatized, including crosslinked, and the crosslinked and non-crosslinked derivatives may be used in biomedical and other applications.
Claims20
A composition comprising a chondroitin sulfate polymer that comprises the formula:
- HA-(OCH2CH2SO2CH2CH2—X—R1—Y)n
- where
- HA is chondroitin sulfate,
- X is NH or S,
- R1 is an unsubstituted C1-C20 aliphatic moiety,
- Y is H, and
- n is the number of modified hydroxyl groups, where n≥1.
4 more elements
Dependencies are inferred from the claim text.