发明名称 METHOD FOR FORMING DISPOSABLE MOLDS FOR PRODUCING OPTICAL QUALITY LENSES
摘要 A fast, simple and relatively inexpensive method for forming disposable molds for use in casting optical quality lenses. A method of producing a disposable mold having a casting surface is disclosed which comprises providing a base master having a first contacting surface; providing a casting surface master having a second contacting surface having a shape corresponding to the shape of the casting surface; providing a resin composition; contacting the base master and the casting surface master such that the first and second contacting surfaces form a cavity enclosing the resin composition, wherein the cavity is shaped to correspond to the shape of the disposable mold; and curing the resin composition to form the disposable mold.
申请公布号 WO9206833(A3) 申请公布日期 1992.05.29
申请号 WO1991US07309 申请日期 1991.10.09
申请人 BLUM, RONALD, D. 发明人 BLUM, RONALD, D.
分类号 B29C33/38;B29C33/40;B29D11/00 主分类号 B29C33/38
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