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当前位置:网站皇冠篮球比分网 > 行业新闻 > 如何利用稻壳灰制备白炭黑?

如何利用稻壳灰制备白炭黑?

文章来源:dgkfp.cn发表时间: 2019-1-4 13:28:18
稻壳灰因不易被细菌分解,且堆积密度小,常被当作农业废物丢弃或被焚烧,严重污染了生活环境,为了解决这一污染现象,开始有众多行业开始投入使用稻壳灰来说生产白炭黑这种环保、性能优异的助剂,那么,如何利用稻壳灰制备白炭黑呢?

 

如何利用稻壳灰制备白炭黑?


QIXIANGFA,ZHUYAOWEIHUAXUEQIXIANGCHENJI(CAV)FA,YOUCHENGREJIEFA、GANFAHUORANSHAOFA。QIYUANLIAOYIBANWEISILVHUAGUI、YANGQI(HUOKONGQI)HEQINGQI,GAOWENXIAFANYINGERCHENG。FANYINGSHIWEI:SiCl4+2H2+O2—>SiO2+4HClKONGQIHEQINGQIFENBIEJINGGUOJIAYA、FENLI、LENGQUETUOSHUI、GUIJIAOGANZAO、CHUCHENGUOLVHOUSONGRUHECHENGSHUIJIELU。JIANGSILVHUAGUIYUANLIAOSONGZHIJINGLIUTAJINGLIUHOU,ZAIZHENGFAQIZHONGJIAREZHENGFA,BINGYIGANZAO、GUOLVHOUDEKONGQIWEIZAITI,SONGZHIHECHENGSHUIJIELU。SILVHUAGUIZAIGAOWENXIAQIHUA(HUOYANWENDU1000~1800℃)HOU,YUYIDINGLIANGDEQINGHEYANG(HUOKONGQI)ZAI1800℃ZUOYOUDEGAOWENXIAJINXINGQIXIANGSHUIJIE;CISHISHENGCHENGDEQIXIANGERYANGHUAGUIKELIJIXI,YUQITIXINGCHENGQIRONGJIAO,BUYIBUJI,GUSHIQIXIANZAIJUJIQIZHONGJUJICHENGJIAODAKELI,RANHOUJINGXUANFENGFENLIQISHOUJI,ZAISONGRUTUOSUANLU,YONGHANDANKONGQICHUIXIQIXIANGERYANGHUAGUIZHIPHZHIWEI4~6JIWEICHENGPIN。

1、稻壳的洗涤

SHIYONGZILAISHUIQINGXI1~3BIAN,BASHUILIGAN,ZAISHIYONGZHENGLIUSHUIXIDI2~3BIANZHISHUIJIAOWEIQINGCHE,XIDISHIQUCHUZAZHI,GUOLVHOUQUCHUDAOQIAO,FANGRUSHAOBEIZHONGZHIRUHONGGANXIANGZHONGHONGGAN。

2、稻壳的酸浸及水浴

①LIYONG20%DEHNO3PEIZHICHENG8%DEHNO3DAIYONG;

皇冠篮球比分网 ②PEIHAODEXIAOSUANDAORUHONGGANDEDAOQIAOZHONG,ZHIRUHENGWENSHUIYUXIANGZHONGBINGJIAGAI,100℃DESHUIZHONGJIARE4h,ZAIJIAREGUOCHENGZHONGDINGSHIYONGBOLIBANGJIAOBAN,YISHIDAOQIAONENGYUXIAOSUANCHONGFENJIECHU;

③SHUIYUWANHOUDEYANGPINYONGZHENGLIUSHUIXIDIGANJING,BINGHONGGAN;

3、稻壳的煅烧处理

皇冠篮球比分网 ①SHIYONGMAFULUJIAREDUANSHAO,WEIFANGZHIJIARETAIKUAIZAI300℃ZUOYOUBAOWEN10-20FENZHONGDAIYANWUSANJIN,ZHIHOUZAISHENGZHI550℃;

②DADAO550℃SHIBAOWEN3h。

4、待稻壳灰自然冷却,装入袋中贴好标签。


YISHANGBIANSHIXIAOBIANWEIDAJIAJIANGJIELIYONGDAOQIAOHUIZHIZUOBAITANHEIDEFANGFA,XIWANGDUIDAJIAQIDAOYIDINGDEBANGZHUZUOYONG。

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