Method for manufacturing pyrogen-free collagen gels useful as co

Compositions: coating or plastic – Coating or plastic compositions – Proteinaceous material containing

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351160R, C08L 8900, G02C 704

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active

046875182

ABSTRACT:
Pyrogen-free collagen useful for manufacturing soft contact lenses is made by performing all manufacturing process steps under aseptic conditions.

REFERENCES:
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patent: 4204992 (1980-05-01), Cruz
patent: 4223984 (1980-09-01), Miyata
patent: 4260228 (1981-04-01), Miyata
patent: 4273705 (1981-06-01), Kato

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