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以氯硅烷副產物生產氣相二氧化硅成套工藝通過鑒定

   2011-05-03 中華化工網5780
核心提示:中華化工網訊: 4月24日,由廣州吉必盛科技實業有限公司開發的以氯硅烷副產物生產氣相二氧化硅成套新工藝通過了中國石油和化學
中華化工網訊: 4月24日,由廣州吉必盛科技實業有限公司開發的以氯硅烷副產物生產氣相二氧化硅成套新工藝通過了中國石油和化學工業聯合會組織的科技成果鑒定。該項目開發了環隙結構的燃燒噴嘴、錐形燃燒室和列管通道式聚集器,研發了雙向逆流脫酸工藝,以及適合于超輕超細粉體的專用包裝紙袋和無塵化真空包裝設備等。

 
  新工藝以有機硅單體和多晶硅生產過程中的氯硅烷副產物為原料生產氣相二氧化硅產品,同時將氣相二氧化硅生產過程中的副產物氯化氫回收后進行再利用。該工藝已在樂山吉必盛硅材料有限公司等單位得到應用,建成了1250噸/年的氣相二氧化硅生產線。

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