发明名称 Chilled temperature polishing method for soft acrylic articles
摘要 A method of polishing articles comprising soft acrylic materials is disclosed. The method includes a polishing step and a cleaning step. In the polishing step a receptacle is charged with polishing beads of various sizes, alumina, sodium hydroxide, water, a surfactant, and the articles to be polished, and agitated for a period of time and at a speed sufficient to remove surface irregularities. The polishing step is completed below the glass transition (Tg) point of the acrylic article being polished but above 0° C. Following the polishing step, the polished articles are cleaned by rinsing them with water for a period of time to clean the surface of the polished articles.
申请公布号 AU2162300(A) 申请公布日期 2000.07.24
申请号 AU20000021623 申请日期 1999.12.02
申请人 ALCON LABORATORIES INC. 发明人 BRYAN L. CREMEANS;TERESA L. PICKETT;JENNIA TUCKER
分类号 B24B31/14;B24B1/00;B24B9/20;B24B13/00;B24B31/00;C09G1/02 主分类号 B24B31/14
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