The history of foam caulk_Epoxy curing agent

Since2000 PolyurethaneFoam caulkIn ChinaSince the large-scale application of began, the demand of shopping malls Expand rapidly. In 2009, the annual consumption of shopping malls in my country exceeded 80 million cans. With the advancement of building quality requirements and the implementation of energy-saving buildings, future polyurethanefoam caulking ‘s consumption will grow steadily. At present, our country has fully mastered polyurethanefoam caulking agent ‘s formula and production technology. Fluorine-free foam caulking agent that does not damage the ozone layer is widely used, 和Developed front foam type PolyurethaneFoam caulk. Except for some manufacturers who still use imported valve accessories, othermanufacturersThe supporting materials have been domestically produced.

ShanghaiWeigu Chemical ProductsCo., Ltd. from1996 YearThe company was established and over the years Committed to the research and development and production of polyurethane foam caulking agents,The company is located in Pudong New Area, Shanghai, China. It is the first polyurethane foam caulking agent in China. manufacturer. After years of unremitting efforts, long-termThe application results show that WeigupolyurethaneFoam caulkPre-foaming, small shrinkage, High expansion multiple, Strong adhesion, good elasticity and other excellent features, in ShanghaiOriental Pearl , Wanda Plaza、Xi’an Sports Village,Longfor Real Estate, Lijiang Apartment, Vanke Junyi WaitHigh-endobtained Very good Effect. Although the terminal priceMingSignificantly higher than similar polyurethane in domestic shopping mallsFoam caulk‘s quotation, butweigu brandpolyurethane foam caulking agent is still known for its excellent brand quality and high Value for moneyget了 Very good‘s reputation and sales.

Supplementary knowledge points：The so-called pre-foaming refers to polyurethaneFoam caulk has been sprayed out Foam 80%, then face foamedAmplitudeVery small, thisallows workers to master the strength of their hands when using the foam gun, which is simple and convenient, Spray‘s foam will not collapse, saving costs. Post-foaming means after spraying gluefoam caulkinggradually changebold, thanganghitCome out 时boldMany times, it is difficult for workers to control the strength of their hands to pull the trigger, andIt will be a wasteglue, at least one-third will be wasted. And it expands greatlyfoam caulking span>EasysupportDamaged doors and windows, leading to deformation and leakage of doors and windows.