(b) from about 60% to about 70% by weight of aggregate (a) from about 30% to about 40% by weight of a Portland cement The cement plaster composition according to claim 1 wherein said water reducing plasticizer is a melamine formaldehyde polymer.ġ1. The cement plaster composition according to claim 1 wherein said silane treated powder contains between 12% and 14% active silane.ġ0. The cement plaster composition according to claim 1 wherein said silane treated powder contains between 10% and 30% active silane.ĩ. The cement plaster composition according to claim 1 wherein said silane is selected from the group consisting of n-octyltriethoxysilane, isobutylsilane and dimethylsilicone.Ĩ. The cement plaster composition according to claim 1 wherein said silane treated powder is a calcium hydroxide or lime particle coated with silane or silicone water repellency fluid.ħ. The cement plaster composition according to claim 1 wherein said silane treated powder is a powder of pozzolanic material coated with a liquid silicone.Ħ. The cement plaster composition according to claim 1 wherein said silane treated power, is a kaolin clay, coated with a liquid silicone.ĥ. The cement plaster composition according to claim 1 wherein said aggregate is from 60% to 70% of the total composition.Ĥ. The cement plaster composition according to claim 1 wherein said Portland cement is a type I Portland cement and is present in an amount from 30% to of the total composition.ģ. (c) from about 1.5% to about 3% by weight of an additive comprising from about 10% to about 75% by weight of said additive of a silane treated powder, from about 90% to about 25% by weight of said additive of a material comprising barium sulphate clay, ground silica, kaolin clay, bauxite, diatomaceous earth, bentonite, sepiolite or mixtures thereof, and from 0% to about 10% by weight of said additive is a water reducing plasticizer andĢ. (b) from about 50% to about 80% by weight of aggregate (a) from about 20% to about 50% by weight of a Portland cement Process for the preparation of an impregnated building material, and the product thereby obtainedġ. ![]() ![]() Method in the manufacture of steam-cured light-weight aerated concrete with hydrophobic properties Process for preparing structural components Reinforced cement sheet product containing no asbestos for fabricating on hatschek machine Process for the preparation and application in situ of blends of structural materialĪcrylic polymer Portland cement coating composition Method of preparing solidified and stabilized hazardous or radioactive liquidsĬement additive containing superplasticizer and bentonite Improved cement and polyolefin lined product ![]() Hydrating and plasticizing admixture for dense concrete
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |