Cross-linked gels of hyaluronic acid and products containing suc

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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Details

536 41, 524 27, 514781, C08F 800

Patent

active

045828652

ABSTRACT:
Disclosed are cross-linked gels of hyaluronic acid, alone or mixed with other hydrophilic polymers and containing various substances or covalently bonded low molecular weight substances and processes for preparing them. These products are useful in numerous applications including cosmetic formulations and as drug delivery systems.

REFERENCES:
patent: 3357784 (1967-12-01), Kasper
patent: 4141973 (1979-02-01), Balazs
patent: 4303676 (1981-12-01), Balazs
patent: 4487865 (1984-12-01), Balazs et al.
patent: 4500676 (1985-02-01), Balazs et al.

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