INTERNATIONAL PATENT: SHANGHAI KINGFA SCI. & TECH. DVPT. CO., LTD., 上海金发科技发展有限公司, KINGFA SCI. & TECH. CO., LTD., 金发科技股份有限公司, JIANGSU KINGFA SCI. & TECH. ADVANCED MATERIALS CO., LTD., 江苏金发科技新材料有限公司 FILES APPLICATION FOR "LOW-ACIDITY HALOGEN-FREE FLAME RETARDANT AND PREPARATION METHOD THEREFOR AND FLAME-RETARDANT POLYAMIDE COMPOSITE MATERIAL AND APPLICATION THEREOF"

GENEVA, Sept. 20 -- SHANGHAI KINGFA SCI. & TECH. DVPT. CO., LTD. (No.88 Kangyuan Road, Zhujiajiao Industrial ParkQingpu District, Shanghai 201714), 上海金发科技发展有限公司 (中国上海市青浦区朱家角镇工业园区康园路88号), KINGFA SCI. & TECH. CO., LTD. (NO.33 Kefeng Road, Science City Guangzhou Hi-tech Industrial Development ZoneGuangzhou, Guangdong 510663), 金发科技股份有限公司 (中国广东省广州市高新技术产业开...