Cementitious dough or paste comprising at least one hydraulic element and at least one polymer latex
US4880467A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 1, 1987 |
| Grant date | Nov 14, 1989 |
| Priority date | — |
| Expiry date | Oct 1, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An uncured cementitious dough or paste, which is substantially free of particulate components having a diameter greater than 100 microns, said paste comprising in admixture; PA1 (a) At least one hydraulic cement; PA1 (b) at least one polymer latex, the polymer being present in an amount of 1 to 20 parts by weight per 100 parts of the cement; PA1 (c) total water in an amount from 8 to 20 parts by weight of water per 100 parts by weight of cement. A cured cementitious composition may be produced by heating said dough or paste at a temperature of above 100.degree. C. and may be used for products such as roofing elements, for cladding the exterior walls of buildings and other building products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.