{"id":11262,"date":"2022-05-03T02:41:29","date_gmt":"2022-05-02T18:41:29","guid":{"rendered":"http:\/\/www.gocpmall.com\/?p=11262"},"modified":"2022-05-03T02:41:29","modified_gmt":"2022-05-02T18:41:29","slug":"%e7%a0%94%e7%a9%b6%e5%8f%91%e7%8e%b0%e5%ba%9f%e6%97%a7%e5%8f%a3%e7%bd%a9%e5%8f%af%e4%bb%a5%e5%9c%a8%e6%9b%b4%e5%9d%9a%e5%9b%ba%e7%9a%84%e6%b7%b7%e5%87%9d%e5%9c%9f%e4%b8%ad%e6%89%be%e5%88%b0%e6%96%b0","status":"publish","type":"post","link":"https:\/\/www.gocpmall.com\/?p=11262","title":{"rendered":"\u7814\u7a76\u53d1\u73b0\u5e9f\u65e7\u53e3\u7f69\u53ef\u4ee5\u5728\u66f4\u575a\u56fa\u7684\u6df7\u51dd\u571f\u4e2d\u627e\u5230\u65b0\u7528\u9014"},"content":{"rendered":"

\"news
访问： VIP会员买1得5：赠爱奇艺半年卡、京东Plus、百度网盘、叮咚买菜 考虑到这一事实，华盛顿州立大学的科学家们想知道废弃的口罩中的聚丙烯或聚酯纤维是否可以成为这些纤维的来源。 为了寻找答案，研究人员首先从一次性外科口罩上拆下了金属鼻梁和棉质耳环，然后将剩余的织物撕碎成长度为5至30毫米的纤维。 接下来，这些纤维被用氧化石墨烯溶液处理。它在纤维上形成了一层涂层并增加了额外的表面积以帮助它们跟常用的波特兰水泥浆结合。它们被添加到水泥中–这是混凝土的结合成分–体积为0.1%。 当纤维增强的水泥在固化一个月后进行测试时，发现它比未经处理的波特兰水泥表现出47%的分裂抗拉强度。应该注意的是，加入纤维后，抗压强度确实略有下降–尽管这只是3%。 首席科学家Xianming Shi说道：“这项工作展示了一种将废旧面具从废物流中转移到高价值应用的技术。” 有关这项研究的论文最近发表在《Materials Letters》上。 去年，在澳大利亚皇家墨尔本理工大学进行的一项研究同样也表明，口罩纤维有助于加强沥青和底层道路材料。
阅读更多，详细点击（Read More）<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

访问： VIP会员买1&# […]<\/p>\n","protected":false},"author":1,"featured_media":11263,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-11262","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-localnews"],"_links":{"self":[{"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=\/wp\/v2\/posts\/11262","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11262"}],"version-history":[{"count":0,"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=\/wp\/v2\/posts\/11262\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=\/wp\/v2\/media\/11263"}],"wp:attachment":[{"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gocpmall.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}