• Coatings is prepared with propane diamine modified shell-lac as main raw material. Results of salt - spray test show that anticorrosion performance of these coatings has been improved a lot.

    改性天然虫胶主要原料涂料用于铜表面,通过实验表明其防腐蚀性能得到很大的提高。

    youdao

  • Solvent for paints lacquers shell-lac inks adhesives dyestuff cellulose acetate nitro-cellulose ethyl cellulose etc can also be used in metal cleaning it is also a raw material for chemical synthesis.

    用作油漆清漆虫胶油墨胶粘剂染料生物碱醋酸纤维素硝化纤维素乙基纤维素聚乙烯醇缩丁醛的溶剂金属表面清洗剂制造化工产品的重要原料

    youdao

  • Solvent for paints lacquers shell-lac inks adhesives dyestuff cellulose acetate nitro-cellulose ethyl cellulose etc can also be used in metal cleaning it is also a raw material for chemical synthesis.

    用作油漆清漆虫胶油墨胶粘剂染料生物碱醋酸纤维素硝化纤维素乙基纤维素聚乙烯醇缩丁醛的溶剂金属表面清洗剂制造化工产品的重要原料

    youdao

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