Putty powder is a material for leveling the wall and is the base for further painting. Therefore, putty powder is related to the flatness of the wall. It is very important to choose good putty powder. How to distinguish the quality of putty powder can be identified from the following angles. 1 Look at the
What is HPMC? HPMC uses HPMC is the abbreviation of hydroxypropyl methylcellulose, which is a non-ionic cellulose alkyl hydroxyalkyl mixed ether obtained by alkalization, etherification, neutralization and washing of cellulose. As a non-ionic cellulose mixed ether with excellent performance. HPMC, like other cellulose ethers such as CMC, MC, HEC, CMHEC, HEMC, HBMC, etc., has good
