Water-soluble blocking wax formulation

The present invention relates to contact lens manufacturing, and more particularly relates to improved compositions and methods for blocking a contact lens button (also termed a contact lens blank or precursor) for machining operations which form the button into a wearable contact lens. The inventio...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Bonafini, Jr., James A, Parrinello, Anthony D, Tinios, Peter J
Format:	Patent
Sprache:	eng
Online-Zugang:	Volltext bestellen
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