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…
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…
Application of sodium carboxymethyl cellulose and hydroxyethyl cellulose in daily chemical products Cellulose ether is a widely use polymer fine chemical material which is made by chemical treatment of natural polymer cellulose. Since the manufacture of nitrocellulose and cellulose acetate in the 19th century. chemists…
ABRAFATI 2019 –Welcome to visit our Booth No. #263 We are about to participate in ABRAFATI 2019. Welcome to our Booth No. #263 for exchange and cooperation. our booth：No. #263 Date：October 01st to 03rd, 2019 Address : São Paulo Expo – São Paulo/SP – Brazil….
Asia Pacific Coatings Show 2019–Welcome to visit our booth at C46 We are about to participate in APCS 2019. Welcome to our booth C46 for exchange and cooperation. our booth： C46 Date： September 4-6 2019 Address:Thailand ,BITEC,Bangkok The following is the company introduction： Anxin Cellulose…
