Hardened film is indispensable in screen protection. Huizhixing is a representative company
Hardened film is a general term for a type of functional film made by surface hardening treatment on film materials such as PET (polyethylene terephthalate), TAC (triacetate film), PC (polycarbonate),…
[Castor oil supply and sales] Ricinus hardened oil, a derivative of castor oil
Castor oil is a triglyceride of fatty acids. Castor oil is found in castor beans In the seeds, its content is 35% to 57.%. “Castor oil is obtained by squeezing or solvent extraction. It is almos…
