发明授权
- 专利标题： 95% titanium dioxide glass spheroids
- 专利标题（中）： 95％二氧化钛玻璃SPHEROIDS
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申请号： US3560074D申请日： 1968-10-21
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公开(公告)号： US3560074A公开(公告)日： 1971-02-02
- 发明人: SEARIGHT CHARLES E , ALEXANDER EZRA M , RYAN JOHN R , BRASFIELD STEVEN H
- 申请人： CATAPHOTE CORP
- 专利权人： Cataphote Corp
- 当前专利权人： Cataphote Corp
- 优先权： US76943368 1968-10-21
- 主分类号： C03B19/10
- IPC分类号： C03B19/10 ; C03C3/12 ; C03C12/02 ; G02B5/12
摘要：
DISCLOSED IS THE PRODUCTION OF GLASS HAVING AT LEAST A 75% BY WEIGHT EQUIVALENT CONTENT OF TITANIUM DIOXIDE. THE GLASS AS SMALL SPHERE IS USEFUL AS RETROREFFECTIVE LENS FOR TRAFFIC MARKINGS SURFACES AND OTHER USES, WHEREIN THE GLASS SPHERICAL ELEMENTS OR BEADS CONTAIN GREATER THAN 75% BY WEIGHT OF TITANIUM DIOXIDE AND ARE SUITABLE AS RETROREFLECTIVE LENS ELEMENTS. DISCLOSED IS THE PRODUCTION OF GLASS HAVING AT LEAST A 75% BY WEIGHT EQUIVALENT CONTENT OF TITANIUM DIOXIDE. THE GLASS AS SMALL SPHERES IS USEFUL AS RETROREFLECTIVE LENS FOR TRAFFIC MARKING SURFACES AND OTHER USES, WHEREIN THE GLASS SPHERICAL ELEMENTS OR BEADS CONTAIN GREATER THAN 75% BY WEIGHT OF TITANIUM DIOXIDE AND ARE SUITABLE AS RETROREFLECTIVE LENS ELEMENTS.
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