Qingdao Ruinuo Chemical Co., Ltd. was established in 2003. The company is mainly engaged in the research, development, production and operation of potassium oleate, sodium oleate, phthalic anhydride polyester polyol and polyurethane flame retardant. At the same time, it is also a domestic professional operator and import and export trader engaged in polyether polyol, polymeric MDI, surfactant and other products. Its products are widely used in polyurethane, rubber, plastics, electronics, surfactants and other fields, and can meet the needs of personalized formulas of different manufacturers
polyphenol, which has been developed by Reno chemical industry, now has four series of more than 20 varieties, including PF, PQ, PS and PL. Among them, PS series of hard foam has successfully solved the problems commonly encountered in the rigid foam field, such as poor solubility of phthalic anhydride polyester polyol and polyether, poor dimensional stability and slow curing after foaming. The products have been tested by the market and unanimously recognized by users.