发明名称 |
CEMENT LINING COMPOSITION FOR LARGE AGGREGATE |
摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to production of large concrete aggregates. The cement lining composition for large aggregate contains the following in wt %: portland cement 60.2-62.8; urea 0.2-0.3; casein adhesive 4.0-6.0; natural and/or synthetic fibre 0.5-1.0; water 30.0-35.0. ^ EFFECT: increased adhesion of the cement lining for large aggregate to hardened cement paste, reduction of its softening coefficient. ^ 1 tbl |
申请公布号 |
RU2394783(C1) |
申请公布日期 |
2010.07.20 |
申请号 |
RU20090127418 |
申请日期 |
2009.07.16 |
申请人 |
SHCHEPOCHKINA JULIJA ALEKSEEVNA |
发明人 |
SHCHEPOCHKINA JULIJA ALEKSEEVNA |
分类号 |
C04B20/10;C04B41/48 |
主分类号 |
C04B20/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|