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8 major factors affecting the glossiness of coatings

1. The particle size of pigments in paints and the dispersibility of pigments in substrates will affect the gloss of paint films. The finer the pigments are, the better the dispersion uniformity of the pigments in the matrix is, which helps to form a smooth paint film. 2. The ratio of pigment to base in [...]

January 31st, 2019|HEC|

The common dry mortar additives and their effects

Dry powder mortar, also known as mortar dry powder (mixed) material, refers to a granular or powdery mixture of fine aggregates, cemented materials and additives which are produced by professional manufacturers and dried and sieved in a certain proportion. It is transported to the construction site in the form of bags or bulk, and the [...]

What is cellulose ether?

The cellulose ether is a polymer compound having an ether structure made of cellulose, and each glucosyl ring in the cellulose macromolecule contains three hydroxyl groups, a primary hydroxyl group on the sixth carbon atom, and a second or three carbon atoms. The secondary hydroxyl group, the hydrogen in the hydroxyl group is substituted with [...]

December 21st, 2018|dry mix mortar, HEC, HPMC|

The differences between HPMC and MC, HEC, CMC

1, methyl cellulose (MC) (1) Methylcellulose is soluble in cold water, and it is difficult to dissolve in hot water. The aqueous solution is very stable in the range of pH=3~12. It has good compatibility with starch, guar gum and many other surfactants. When the temperature reaches the gelation temperature, a gelation phenomenon occurs. After [...]

December 11th, 2018|dry mix mortar, HEC, HPMC|

More than 10 key questions in mortar technology

1. What is masonry mortar? What materials do masonry mortars consist of? A: The mortar that bonds bricks, stones, blocks, etc. into a masonry is called masonry mortar. The material composition of the masonry mortar: cement, other cementitious materials (such as lime paste, clay paste, hydroxypropyl methylcellulose, etc.), fine aggregate and water. 2. What should [...]

December 10th, 2018|dry mix mortar, HEC, HPMC|

What is the application of cellulose ether in building ?

The cellulose ether is a polymer compound having an ether structure made of cellulose. Each glucosyl group in the cellulose macromolecule contains three hydroxyl groups, a primary hydroxyl group on the sixth carbon atom, a secondary hydroxyl group on the second and third carbon atoms, and a hydrogen in the hydroxyl group is substituted by [...]

November 23rd, 2018|HEC|