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口罩及其熔喷布的接触角测量:如何提高口罩的防护效果,延长口罩的使用寿命

2020-3-18 14:00:25

JINGZHUANJIAQUERENYIJISHIJIANZHENGMING,KOUZHAOSHIFANGHUYIJIYOUXIAOKANGJIXINGUANFEIYANDESHOUDUAN。YINER,2020NIAN,KOUZHAOYECHENGWEILEXINDEZHANLVEWUZIYIJIRENMENSHENGHUODEBIXUPINZHIYI。KOUZHAOSUIZHEZHONGGUOXINGUANFEIYANYIQINGDEHUANHE,KOUZHAOXUQIUYOUSUOHUANJIE,KOUZHAODEGONGXUMAODUNDEYICHUBUJIEJUE。ZAIYIQINGYANZHONGQIJIAN,KOUZHAOYANZHONGGONGYINGBUZUCONGERXUNSUKUODACHANNENG,SUIRANJUEDADUOSHUDESHENGCHANCHANGJIAJUNNENGGOUBAOZHENGZHILIANG。DANSHI,ZAIFANGHUFANGMIANKOUZHAODEGONGYIZHILIANGYAOQIUYIJIRUHETISHENGKOUZHAODEFANGHUXINGNENG,ZAIYIQINGQIJIANCHUXIANDERUHETISHENGKOUZHAODESHIYONGXIAOLV,JIEJUEZHONGFUSHIYONGDEWENTIDENGDENGWENTIRENGRANSHIYIGEMEIYOUDEDAOGENBENJIEJUE。

CONGKOUZHAODEFENLEILAIKAN,MUQIANZHUYAOFENWEIKN95YIJILEISIJIBIEKOUZHAO(HANDIANDONGKOUZHAOJI)、YIYONGYICIXINGKOUZHAO、PM2.5FANGWUMAIKOUZHAO、BAONUANKOUZHAO、YICIXINGPUTONGKOUZHAO、KOUZHAOLVXINDENG。QIZHONG,YIYONGYICIXINGKOUZHAOYIJIKN95JIBIEKOUZHAOSHIMUQIANQUERENKEYIYONGYUYOUXIAOFANGYIXINGUANFEIYANDECHUANRAN。CONGKOUZHAODESHENGCHANGONGYILAIKAN,YIYONGKOUZHAOFENWEISANCENG,ZHONGJIANWEIGUOLVCENG,KEYIQIDAOGUOLVXIJUNHUOZHEBINGDUDEZUOYONG,BIMIANZHIBINGWEISHENGWUQINRURENTIDAOZHIHUXIXITONGJIBING。YIYONGKOUZHAOFENWEIYIYONGWAIKEKOUZHAOHEYIYONGN95XINGKOUZHAOLIANGZHONG,YIYONGWAIKEKOUZHAOKEYIGUOLVKONGQIZHONG30%ZUOYOUDEXIJUNHUOZHEBINGDU,BIMIANQIQINRURENTI,YIYONGWAIKEKOUZHAOSHIHEYUPUTONGDEDAZHONGQUNZHONG,ERDUIYUZAIYIYUANYIJIFANGYIDENGBUMENGONGZUODERENQUNLAISHUO,JIANYIPEIDAISHIYONGYIYONGN95XINGKOUZHAO,KEYIGUOLVKONGQIZHONG95%YISHANGDEXIJUNHUOZHEBINGDU,BIMIANQINRURENTIDEHUXIXITONG,ERPUTONGKOUZHAOMEIYOUGUOLVDEZUOYONG,ZHIQIDAOYUFANG、BAONUANDEZUOYONG。

口罩 接触角测量

EROUZHOUYIJI3MWANXITANGDEKNKOUZHAOTONGCHANGTIGONG5CENG,BAOKUOLEWAICENGWUFANGBUCENG、LIANGCENGRONGPENBUCENG(CHAOXIJUBINGXIXIANWEIRONGPENCAILIAOCENG)、HUOXINGTANCENGYIJINEICENGNEICENGWEIQINFUCAIZHI(PUTONGWEISHENGSHABUHUOWUFANGBU)。

口罩 接触角测量

口罩 接触角测量

ERPUTONGDEKN95KOUZHAOTONGCHANGJINYOUSICENG,BAOKUONEIWAIWUFANGBUCENGYIJIZHONGJIANLIANGCENGRONGPENBUCENG。

口罩 接触角测量

XIAOMIDEZHIMIKOUZHAOZETIGONGLE5CENG,RUXIATUSUOSHI:QIWAICENGCAIYONGLEJUANZHIHAIMIANCAILIAO、ZHONGJIANLIANGCENGRONGPENBUCENGYIJILIANGCEGEYICENGCHUXIAOGUOLVCENG。

口罩 接触角测量

JINGSHIJIANZHENGMINGYIJIZHUANJIAQUEREN,YIYONGYICIXINGKOUZHAOYIJIKN95JIBIEDEKOUZHAODUIYUXINGUANFEIYANJUYOUYOUXIAODEFANGHUZUOYONG。ERQIZHONGZUIWEIGUANJIANDEZAIYUZHEILIANGZHONGKOUZHAOZHONGJIANDERONGPENBU(CHAOXIJUBINGXIXIANWEIRONGPENCAILIAOCENG)CENG。 2YUE6RI,FEINADIANJINGFABULE《YICIXINGKOUZHAONENGFOUXIAODUHOUZHONGFUSHIYONG?——SAOMIAODIANJINGDESHIYANJIEGUOGONGBU》(http://mp.weixin.qq.com/s/ALX9kvR818bvXj7Nwu3ocg),DEDAODEJIELUNSHI:“JIBIANDUIYUXIDAO 0.5 WEIMIDEXIANWEI(BITOUFASIXI 150 BEI),YEMEIYOUXIANGXIANGZHONGNEIMECUIRUO。YUDUIZHAOZUBI,JIUJINGJINPAO,ZHENG,ZHUHOU,XIANWEIDEYUANSHIWEIGUANJIEGOUDOUBAOCHIWANHAO,XIANWEIZHIJINGFENBU,PENGSONGXINGDENGBINGWEIFASHENGGAIBIAN,WEIFAXIANXIANWEIDUANLIE,FUSHI。”TONGSHI,TAMENFAXIAN“JINGGUOSANCI 75% JIUJINGPENWUXIAODUHOU,KOUZHAOYIRANJUYOUJINGDIANXIFUNENGLI”。

WEILEJINYIBUJIESHIKOUZHAOTEBIESHIFANGBINGDUKOUZHAODESHENGCHANGONGYIYAOQIU、CAILIAOXINGNENGYAOQIUYIJIRUHETISHENGKOUZHAODEFANGHUXINGNENG、RUHETIGAOKOUZHAODESHIYONGSHOUMING,BENWENJIANGCONGJIEMIANHUAXUEYIJIJIECHUJIAOFENXICELIANGJISHUFANGMIANJINYIBUJINXINGLUNZHENG。

YI、CAILIAOZHUNBEI:

1、KOUZHAOZHUNBEI:

WOMENZHUNBEILEDIANDONGKOUZHAO(YUANSENTAIWANXITANG)、3MBAONUANKOUZHAO、XIAOMIZHIMIKOUZHAO、3MWANXITANGR95KOUZHAO、OUZHOUWillsonWANXITANGFFP1、SHANGHAIGANGKAIJINGHUAZHIPINYOUXIANWANXITANGKN95KOUZHAO、YICIXINGYIYONGKOUZHAODENGGE1GE。

口罩 接触角测量

2、ZHENGLIUSHUI、75%YIYONGJIUJINGJIJIUJINGMIAN、84XIAODUSHUIBINGAN1:10PEIBIPEIZHIXIAODUYE。

3、CESHISHEBEI:

JIECHUJIAOCELIANGYI(MEIGUOKENUOGONGYEYOUXIANWANXITANGKINO,SL200KSXING)、HAIERWEIBOLU、XIAOMIZIGUANGUVXIAODUJI。

ER、CESHIFANGFA:

1、CAIYONGJIECHUJIAOCELIANGYICESHIWAICENGCAILIAODEJIECHUJIAOZHI,BAOKUOMIANBU(BAONUANKOUZHAO)、WUFANGBU(YIYONGKOUZHAOYIJIKN95KOUZHAO)、JUANZHIHAIMIANCAILIAODEJIECHUJIAOZHI。

2、JIANGKN95KOUZHAO、YIYONGYICIXINGKOUZHAOYONGJIANDAOQIEXIABUFEN,BINGQUCHUZHONGJIANRERONGBUBUFEN。JIANGRERONGBUFENCHENG7ZUJINXINGDUIBICESHI,BAOKUOBUZUOCHULIDE① ZUOWEIDUIZHAOZU,BUZUORENHECHULI,② 75% JIUJINGJINPAO 1 XIAOSHI,③ JIUJINGMIANCAXI,④FEISHUIZHU 10 FENZHONG,⑤ ZHENGQIZHENG 7 FENZHONG,⑥WEIBOLUXIAOHUO2FENZHONG,⑦84XIAODUCHULI。JIUJINGJINPAO、JIUJINGCAXI、FEISHUIZHUYIJIZHENGQIZHENG、84XIAODUCHULIHOUJUNCAIYONGCHUIFENGJICHUI10FENZHONGHONGGANCHULI。

3、JIECHUJIAOCESHIDEFANGFA:

(1)JIECHUJIAOCELIANGYIXIRUZHENGLIUSHUIBINGCAIYONGASHASUANFA(ADSA-RealDrop)CESHIZHENGLIUSHUIDEBIAOMIANZHANGLIZHI。RUOBIAOMIANZHANGLIZHIBUFUHEWENXIANZHI(20℃ 72.75mN/m,WUCHA±0.5mN/m),ZEJINXINGZHENTOU、JINYEQIDEQINGXI,ZHIDAOCEZHIJIEGUOFUHEWENXIANZHI。TONGGUOBENCESHILIUCHENG,QUEBAOCEZHIJIEGUODEZHONGFUXINGYIJIKEDUIBIXING。BENCISHIYANJIEGUODEBIAOMIANZHANGLIZHIWEI18℃ ,73.1mN/m)

(2)JIANGCESHICAILIAOCAIYONGJIAJUJIACHIBAOZHENGSHUIPINGDUHOU,CAIYONGJIGUANGSHUIZHUNYI,DIAOZHENGYANGPINDESHANGBIAOMIANSHUIPINGDUHOU,JINXINGJIECHUJIAOCELIANG。

(3)JIECHUJIAOCELIANGDECESHIFANGFAWEIASHASUANFA(ADSA-RealDrop),KEYIZIDONGXIUZHENGZHONGLIYINGXIANGYIJIJIANGBIAOMIANZHANGLIZHICANYUYUNSUAN。ASHASUANFAKEYIYOUXIAOBIMIANRENWEIWUCHAYIJIZHONGLIDEYINGXIANG。ERQITADESUANFARUTUOYUANNIHEFAYIJITrueDropFA、YUANNIHEFAYOUYUQIJIYU1980-90NIANDAIDELIANGJIAOQIYUANLI,MEIYOUJINGDU、KEXUEXINGBUQIANG,BENSHIYANJIANGBUCAIYONGZHEIXIECESHIFANGFA。

(3)DUIBUTONGDEWAICENGCAILIAOJINXINGZHISHAO3GEWEIZHIDIANDEJIECHUJIAOCELIANG,BINGQUPINGJUNZHI。

(4)DUI7ZUDUIBISHIYANDERERONGBUFENBIEJINXINGZHISHAO3GEWEIZHIDIANDEJIECHUJIAOCELIANG,BINGQUPINGJUNZHI。

SAN、JIELUNYUTAOLUN:

 1、KOUZHAOWAICENGBUTONGCAILIAODEJIECHUJIAOZHIDUIBIJIEGUORUXIABIAOSUOSHI: 

序号 类别 平均
1 3M保暖口罩棉布层 138.09
2 一次性医用口罩无纺布 137.12
3 Willson口罩无纺布 123.94
4 原森态滤芯外层 120.35
5 一次性口罩滤芯 118.63
6 小米智米聚氨脂泡沫棉 88.28   

 

CONGRUSHANGSHUJUKEYIKANCHU:

(1)3MBAONUANKOUZHAOMIANBUCENGYIJIQITAJINGGUOTESHUCHULIDEMIANBUCENG,TONGCHANGCAIYONGLESHUSHUIJICHULI,YINER,QIJIECHUJIAOZHITONGCHANGJIAODA。ZAIYIBANQINGKUANGXIAJIECHUJIAOZHIJUNKEYIQINGYIDADAOJIN140DUZUOYOU,CHAOSHUSHUICHULIHOU,JIECHUJIAOZHIKEYIDADAO150DUYISHANG,JUYOUJIHAODESHUSHUISHUYOUXING,KEYIQIDAOHENHAODEFANGSHUI、FANGYOUXIAOGUOYIJIFANGCHENXIAOGUO。

(2)YICIXINGYIYONGKOUZHAODEWUFANGBUBIAOMIANCHULIHOU,YEJUYOUYIDINGDESHUSHUIXIAOGUO。DANSHI,ZHEIZHONGSHUSHUIXIAOGUOSHISHISHANGSHIYOUYUQIBENSHENDEDIBIAOMIANZIYOUNENGYIJIWUFANGBUBENSHENDERONGMAOZHUANGJIEGOUJIANGXIAOTIJIDECESHIZHENGLIUSHUITUOQI,YINERXINGCHENGLEJIAXINGSHUSHUIJIECHUJIAOZHI。ZHEIZHONGJIECHUJIAOZHIWUFAJINGSHOUPILAOCESHIHUOZHANGSHIJIAN,DUOCISHIYONG。ZHANGQISHIYONGHOU,JIYIDAOZHIJIECHUJIAOZHIMINGXIANXIAJIANG。

(3)TONGCHANGDEWUFANGBUYIJILVXINCAILIAOQIJIECHUJIAOZHITONGCHANGWEI120-130DUZUOYOU。ZHEISHIWEIZUOTESHUCHULIDEWUFANGBUDESHIJIJIECHUJIAOZHI,TONGSHIZHEIGEJIECHUJIAOZHIYESHIYOUYUWUFANGBUBENSHENDERONGMAOJIEGOUTUOQISHUIDIZAOCHENGDEJIAXINGRUOSHUSHUIJIAOTEZHENG。

(4)JUANZHIGAOHUOWEIJINGCHULIDEMIANBU,YOUYUQIRUOQINSHUIXING,CONGERZAISHIJIYINGYONGYUFANGHUSHISHISHISHANGXIAOGUOJIAOCHA。BUJIANYISHIYONG。

ZONGSHANGKEYIKANCHU,ZUOWEIWAICENGCAILIAO,WOMENDEJIANYIFANGANWEISHUSHUICAILIAOCHULIGUODEMIANZHIWANXITANGHUOXIANWEIWANXITANGGENGWEISHIHE。ERNEICENGTIEJINRENDEPIFUCENG,ZEJIANYICAIYONGWUFANGBUCENG,YIBAOHURENDEPIFU,TONGSHIYEKERANGRENGANJUEJIAOWEISHUSHI。

 (1)3MBAONUANKOUZHAOMIANBUCENG:

口罩棉布层 接触角测量

(2)YICIXINGYIYONGKOUZHAOWUFANGBUJIECHUJIAOZHI

口罩无纺布接触角值

口罩 接触角测量

(3)WillsonKOUZHAOWUFANGBU

口罩无纺布接触角值

4、YUANSENTAILVXINWAICENG

口罩波芯 接触角测量

5、1CIXINGKOUZHAOLVXINWAICENGWUFANGBU:

口罩波芯 接触角测量

6、 XIAOMIZHIMIJUANZHIPAOMOMIAN

口罩聚氨脂泡沫棉接触角测量

 2、RERONGBUCENG(CHAOXIJUBINGXIXIANWEIRONGPENCAILIAOCENG)DEJIECHUJIAOCELIANGJIEGUO

7ZUDUIZHAOZUDEJIECHUJIAOCELIANGJIEGUORUXIABIAOSUOSHI:

序号 类别 平均
1 对照组,不做任何处理 138.59
2 75% 酒精浸泡 1 小时 139.29
3.1 酒精棉擦洗一次 138.42
3.2 酒精棉擦洗二次 136.41
3.3 酒精棉擦洗三次 135.40
4 沸水煮 10 分钟 136.38
5 蒸汽蒸 7 分钟 138.03
6 微波炉小火2分钟 141.13
7 84消毒处理 0

TONGGUORUSHANGSHUJUKEYIKANCHU:

(1)JIUJINGJINPAOYUJIUJINGMIANCAXIJUNBUHUIDUIRONGPENBUZAOCHENGMINGXIANDEYINGXIANG,JIECHUJIAOZHIMEIYOUCHULISHIJUNZHIWEI138.59DU,ERJIUJINGJINPAOHOUJIECHUJIAOZHIWEI139.29DU,JIUJINGMIANDIYICICAXISHIJIECHUJIAOZHIWEI138.。ZHEIGETONGRUSHANG《YICIXINGKOUZHAONENGFOUXIAODUHOUZHONGFUSHIYONG?——SAOMIAODIANJINGDESHIYANJIEGUOGONGBU》ZHONGDEJIELUNSHIYIZHIDE。

(2)JIUJINGMIANDUOCICAXIHUIDAOZHIRONGPENBUDEJIECHUJIAOZHIBIANXIAO,YINERZHONGFUDUOCISHIYONGJIKENENGDAOZHIRONGPENBUDESHOUMINGJIANDUAN,TONGSHIFANGHUXIAONENGHUIJIANGDI。

(3)FEISHUIZHUHEZHENGQIZHENGJUNBUHUIDUIJIECHUJIAOZHIZAOCHENGMINGXIANBIANHUA,JIECHUJIAOZHIRENGDAYU136DU。

(4)WEIBOLUXIAOHUOJIARECHULIHUIMINGXIANTISHENGRONGPENBUDEJIECHUJIAOZHI,YINER,FANGHUXIAONENGYOUMINGXIANTISHENG。

(5)84XIAODUYECHULIHOUDEJIECHUJIAOZHICHUXIANMINGXIANBIANXIAO,SHUIDIFEICHANGRONGYISHENTOUDAORONGPENBULI。YINER,BUNENGCAIYONG84XIAODUYEJINXINGXIAODUCHULI。

ZONGHERUSHANGKEYIDEDAOJIELUN:

(1)JIUJINGXIAODUCHULIHESHUIZHENGHUOZHUJUNBUYINGXIANGRONGPENBUDEJIECHUJIAOZHI,YEBUYINGXIANGKOUZHAODEFANGHUXIAOGUO。

(2)RONGPENBUDEYOUXIAOFANGHUDEJIECHUJIAOZHIDEZUIDILINJIEZHIJIANYIWEI135-136DU。DIYU135DUJIECHUJIAOZHIDERONGPENBUSHIWEIBUHEGEWANXITANG。

(3)84XIAODUYEBUNENGYOUBEISHIYONGXIAODU。

(4)WEIBOLUJIARECHULIYIJIUVZIWAIXIAODUSHIZUIHAODEXIAODUFANGSHI,JIANYISHIYONG。

 

 (1)DUIZHAOZU,BUZUORENHECHULIDERONGPENBUJIECHUJIAOZHITUPU

口罩熔喷布的接触角测量

(2)75% JIUJINGJINPAO 1 XIAOSHIKOUZHAORONGPENBUDEJIECHUJIAOCELIANGTUPU

口罩熔喷布的接触角测量

(3)JIUJINGMIANCAXIYICIKOUZHAORONGPENBUDEJIECHUJIAOCELIANGTUPU

口罩熔喷布的接触角测量

(4)FEISHUIZHU 10 FENZHONGKOUZHAORONGPENBUDEJIECHUJIAOCELIANGTUPU

口罩熔喷布的接触角测量

(5)ZHENGQIZHENG 7 FENZHONGKOUZHAORONGPENBUDEJIECHUJIAOCELIANGTUPU

口罩熔喷布的接触角测量

(6)WEIBOLUXIAOHUO2FENZHONGKOUZHAORONGPENBUDEJIECHUJIAOCELIANGTUPU

口罩熔喷布的接触角测量

(7)84XIAODUYECHULIHOUDEKOUZHAORONGPENBUDEJIECHUJIAOCELIANGTUPU

口罩熔喷布的接触角测量

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