Add to Favorites | Chinese
Hot Concern
Related Articles
Column list
Waterproof coating reachs castor oil roofing its produce a method
From;    Author:Stand originally

  Waterproof coating reachs castor oil roofing its produce a method, existing polyurethane kind waterproof coating cost is high, large area is used have difficulty, invent what generate with the crude castor oil of classics vacuum evaporation and TDI reaction to get together beforehand originally content gives priority to an agent, deserve to have coal tar, Bi at the same time oily, multivariate amine solidify agent, its produce craft to be use crude castor oil vacuum method evaporation first, it is certain to be in again proportional benzene kind or heat with TDI in acetone solution polymerization is made advocate agent, advocate the agent deserves to make finished product namely with certain proportional additive and solidify agent, this product performance is good, the price is low, easily large area promotion is used, and manufacturing technology is simple.



About us | Legal Notices | Sitemap | Links | Partner