Shaped article and processes for its preparation

Details Shaped article and processes for its preparation Shaped article and processes for its preparation

1986-02-21

1988-09-20

Thexton, Matthew A.

Compositions

Preservative agents

Anti-corrosion

536 551, 424423, 424427, C08B 3708

Patent

active

047724196

ABSTRACT:
A shaped article based upon cross-linked, possibly derivatized hyaluronic acid or a salt thereof is characterized in that it has a dry matter content of at least 65 percent by weight and a tensile strength of at least 2 N/cm.sup.2. The shaped article may be prepared by pressure-drying or freeze-drying a corresponding hyaluronic acid gel.

REFERENCES:
patent: 2599172 (1952-06-01), Hadidian
patent: 2824092 (1958-02-01), Thompson
patent: 2926177 (1960-02-01), Linn
patent: 3211616 (1965-10-01), Yosizawa
patent: 3396081 (1968-08-01), Billek
patent: 4468334 (1984-08-01), Cox et al.
patent: 4613665 (1986-09-01), Larm
patent: 4615697 (1986-10-01), Robinson

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