发明名称 |
Sprayable composition for mining applications. |
摘要 |
A liner is the product of reaction of (a) a hydrophilic prepolymer bearing isocyanate groups; and (b) a water-borne polymer dispersion, the polymer bearing groups that are reactive to isocyanate groups; wherein the dispersion has a sufficiently high solids content, and the polymer has a sufficiently high modulus and glass transition or crystalline melting temperature, that the product of reaction exhibits a 24-hour Tensile Strength of at least about 2.5 MPa. |
申请公布号 |
ZA200402777(B) |
申请公布日期 |
2005.03.30 |
申请号 |
ZA20040002777 |
申请日期 |
2004.04.08 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
ASHOK SENGUPTA;JIANGDONG TONG |
分类号 |
E01C7/35;C08G18/08;C08G18/10;C08G18/40;C08L75/04;C09D175/04;E21D11/00;E21D11/10 |
主分类号 |
E01C7/35 |
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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