In dry mortar, the addition of cellulose ether is very low, but it can significantly improve the performance of wet mortar, which is a major additive that affects the performance of mortar construction. The cellulose ether is mainly made of natural fiber, and is…
Method for using hydroxyethyl cellulose HEC in waterborne coatings Method of using hydroxyethyl cellulose in latex paint 1. Add directly to the grinding pigment: This method is the simplest and takes a short time. The detailed steps are as follows: (1) Add appropriate purified water…
HPMC hydroxypropyl methylcellulose 20 questions (2) 11. What is the gel temperature of hydroxypropyl methylcellulose? A: The gel temperature of HPMC is related to its methoxy content. The lower the methoxy content, the higher the gel temperature. 12. Does the powder of putty powder have…
HPMC hydroxypropyl methylcellulose 20 questions (1) Industrial grade hydroxypropyl methylcellulose for mortar (referred to herein as pure cellulose, excluding modified products) is distinguished by viscosity. Generally used are the following grades (unit is viscosity) Low viscosity: 400 is mainly use for self-leveling mortar, but it…
Some common problems in cellulose application(1) 1.What is the appropriate viscosity of HPMC? Putty powder is generally 100,000. The mortar requires higher requirements. It needs 150,000 to be used. HPMC most important function is to keep water, followed by thickening. In Putty powder, as long…
Application of CMC Today ,we come to the application of intro CMC in foo field. As we all know that CMC has the functions of thickening, emulsifying, forming, water retention and stability.So adding CMC to food not only can reduce the production cost of food…
Introduction of Hydroxypropyl Methyl Cellulose HPMC Method for dissolving hydroxypropyl methylcellulose (HPMC) Hot water dissolution method: Since HPMC is not dissolve in hot water, the initial HPMC can be uniformly dispersed in hot water. It then dissolves rapidly upon cooling. Two typical methods are describe…
Introduction of Hydroxypropyl Methyl Cellulose (HPMC) The smell of hydroxypropyl methylcellulose (HPMC) The HPMC produced by the solvent method uses toluene and isopropyl alcohol as a solvent. If the washing is not very good, there will be some residual taste. How to choose the right…
Characteristics of HPMC in dry mortar 1. Characteristics of HPMC in ordinary mortar HPMC is mainly used as a retarder and water retaining agent in cement ratio. In concrete components and mortar, it can improve viscosity and shrinkage, strengthen adhesion, control cement setting time, and…
Common putty powder raw material types and choices 1. heavy calcium carbonate Calcium carbonate, the chemical formula is CaCO3, the sedimentation volume is 1.1-1.9ml/g, refer to as heavy calcium powder, belonging to natural carbonate minerals, using mechanical direct pulverization method, with good thermal stability (not…
