发明名称 |
Wax emulsion formulation and gypsum composition containing same |
摘要 |
An aqueous emulsion for imparting water repellency characteristics to gypsum products comprising: a) a hydrocarbon wax: b) a polyolefin-maleic anhydride graft polymer; and c) a polyvinyl alcohol composition comprising partially and/or fully hydrolyzed polyvinyl acetate. The emulsion may also contain other known ancillary components such as emulsifiers and stabilizers.
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申请公布号 |
US6890976(B2) |
申请公布日期 |
2005.05.10 |
申请号 |
US20030725428 |
申请日期 |
2003.12.03 |
申请人 |
WALKER INDUSTRIES HOLDINGS LIMITED |
发明人 |
SINNIGE LAURENCE ANTHONY |
分类号 |
C04B24/08;C04B24/26;C04B28/14;C04B40/00;(IPC1-7):C08K3/00;C08K3/10 |
主分类号 |
C04B24/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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