讨论了制备用作压裂支撑剂的树脂覆膜砂使用的树脂和固化剂的选择、包胶设备及工艺。
The selection of resin and curing agent and the equipment and the technology are discussed for manufacturing resin coated sand as proppant for hydraulic fracturing.
本发明采用核壳乳液聚合工艺，制备用于药物包衣的聚丙烯酸树脂III材料。
The invention adopts a nucleocapsid emulsion polymerization process to prepare a polyacrylic acid resin III material for medicine coating.
服装整烫设备用垫料：有硅橡胶发泡垫料和硅树脂海绵垫料两大品种，多种硬度多种规格系列产品。
Silicone foams for dressing equipment: two main products are SIH and sif silicone foam. They are classified by hardness and machine type.
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