发明申请
- 专利标题: USE OF PRE-COATED MAT FOR PREPARING GYPSUM BOARD
- 专利标题(中): 用于制备GYPSUM板的预涂垫的使用
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申请号: US12781163申请日: 2010-05-17
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公开(公告)号: US20100221524A1公开(公告)日: 2010-09-02
- 发明人: Russell Smith , Brian Randall
- 申请人: Russell Smith , Brian Randall
- 申请人地址: US GA Atlanta
- 专利权人: Georgia-Pacific Gypsum LLC
- 当前专利权人: Georgia-Pacific Gypsum LLC
- 当前专利权人地址: US GA Atlanta
- 主分类号: B32B5/16
- IPC分类号: B32B5/16 ; B32B13/14
摘要:
A gypsum board which comprises a set gypsum core sandwiched between and faced with fibrous mats, wherein a free surface of one of said mats is pre-coated with a combination of a mineral pigment, optionally an inorganic adhesive binder and an organic binder, preferably a hydrophobic, UV resistant polymer latex adhesive binder applied to said surface as an aqueous coating composition, said aqueous coating composition upon drying and setting providing a pre-coated mat satisfying certain morphology requirements.
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