发明名称 |
Reinforced plasterboard and method of forming |
摘要 |
The present invention is directed to a process for the manufacture of plasterboard optionally strengthened with reinforcing materials by mixing gypsum capable of rehydration with water and optionally reinforcing materials and subsequently pressing the resulting mixture, characterized in that polyisocyanates are added to the mixture used for producing the plasterboard and/or are applied to the surface of the finished plasterboard. The invention is also directed to the optionally reinforced plasterboard.
|
申请公布号 |
US4902348(A) |
申请公布日期 |
1990.02.20 |
申请号 |
US19880256885 |
申请日期 |
1988.10.12 |
申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
KOSSATZ, GERT;SATTLER, HEINZ;KAMMERER, RUEDIGER;SACHS, HANNS I.;SCHAEPEL, DIETMAR |
分类号 |
C04B41/48;C04B28/14;C04B28/26 |
主分类号 |
C04B41/48 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|