Invention Grant
- Patent Title: Roofing granules with improved luster, roofing products including such granules, and process for preparing same
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Application No.: US14164457Application Date: 2014-01-27
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Publication No.: US10309111B2Publication Date: 2019-06-04
- Inventor: Ming Liang Shiao , Van Nhan Nguyen , Emmanuel Garre
- Applicant: CertainTeed Corporation
- Applicant Address: US PA Malvern
- Assignee: CertainTeed Corporation
- Current Assignee: CertainTeed Corporation
- Current Assignee Address: US PA Malvern
- Agency: McDonnell Boehnen Hulbert & Berghoff LLP
- Main IPC: B05D7/00
- IPC: B05D7/00 ; E04D1/20 ; B01J2/00 ; C23C18/12 ; E04D1/00
Abstract:
A coating composition including an inorganic sol material and an organic colorant is applied to mineral particles and cured at a temperature less than 200 degrees Celsius provides roofing granules with improved luster.
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