Main > PHARMA. > Drug Delivery > Hydrogel > BioErodible Hydrogel. > Patent. > Claims > Claim 1: CrossLinker PolyAcid with > >2 Acid Groups Covalently Connected > to Reactive Groups Use CrossLink > Polymer Filaments; Wherein between > >1 Reactive Group & Acidic Group > BioDegradable Sequence Consisting: > 1-6 HydroxyAlkyl Acid Ester Group > Seq. Claim 2: PolyAcid is > PolyCarboxylic Acid. Claim 3: > Water Soluble Region between > Acidic & Reactive Groups. Claim 4:

---

Acidic & Reactive Groups. Claim 4:'s subsections
HydroGel. Claim 5: Polymer Filament

Acidic & Reactive Groups. Claim 4:'s products
This section has no products