发明公开
- 专利标题: POROUS GLASS ROOFING GRANULES
- 专利标题(中): 多孔玻璃屋顶GRANULAT
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申请号: EP13765877.9申请日: 2013-09-06
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公开(公告)号: EP2895433A2公开(公告)日: 2015-07-22
- 发明人: TANGEMAN, Jean A. , LINDSAY, Craig W. , BUDD, Kenton D. , EVERMAN, Rebecca L.
- 申请人: 3M Innovative Properties Company
- 申请人地址: 3M Center Post Office Box 33427 Saint Paul, MN 55133-3427 US
- 专利权人: 3M Innovative Properties Company
- 当前专利权人: 3M Innovative Properties Company
- 当前专利权人地址: 3M Center Post Office Box 33427 Saint Paul, MN 55133-3427 US
- 代理机构: Vossius & Partner Patentanwälte Rechtsanwälte mbB
- 优先权: US201261699672P 20120911; US201361749726P 20130107
- 国际公布: WO2014042987 20140320
- 主分类号: C03C11/00
- IPC分类号: C03C11/00 ; E04B7/00 ; C03C12/00 ; C03B19/06 ; C04B14/24 ; C04B38/00
摘要:
A roofing granule includes a glass substrate and a plurality of pores in the glass substrate such that the roofing granule has a minimum total solar reflectance of at least 50%.
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