{"id":9331,"date":"2024-02-28T12:17:29","date_gmt":"2024-02-28T05:17:29","guid":{"rendered":"https:\/\/pcecatlam.vn\/?p=9331"},"modified":"2024-02-28T13:14:06","modified_gmt":"2024-02-28T06:14:06","slug":"phugiagiamnuoc-gioithieu","status":"publish","type":"post","link":"https:\/\/pcecatlam.vn\/en\/phugiagiamnuoc-gioithieu\/","title":{"rendered":"Kh\u00e1m Ph\u00e1 B\u00ed M\u1eadt C\u1ee7a B\u00ea T\u00f4ng: C\u00e1c Ph\u1ee5 Gia Gi\u1ea3m N\u01b0\u1edbc trong X\u00e2y D\u1ef1ng !"},"content":{"rendered":"

\"Kh\u00e1m<\/p>\n

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GI\u1edaI THI\u1ec6U V\u1ec0 PH\u1ee4 GIA GI\u1ea2M N\u01af\u1edaC TRONG NG\u00c0NH X\u00c2Y D\u1ef0NG<\/strong><\/span><\/h3>\n
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1.1. Kh\u00e1i Ni\u1ec7m v\u00e0 Vai Tr\u00f2 c\u1ee7a Ph\u1ee5 Gia Gi\u1ea3m N\u01b0\u1edbc<\/span><\/h4>\n

Kh\u00e1i Ni\u1ec7m:<\/strong><\/em><\/p>\n

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  • Ph\u1ee5 gia gi\u1ea3m n\u01b0\u1edbc, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 si\u00eau h\u00f3a d\u1ebbo ho\u1eb7c si\u00eau nh\u0169 t\u01b0\u01a1ng, l\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc th\u00eam v\u00e0o h\u1ed7n h\u1ee3p xi m\u0103ng nh\u1eb1m gi\u1ea3m l\u01b0\u1ee3ng n\u01b0\u1edbc c\u1ea7n thi\u1ebft cho qu\u00e1 tr\u00ecnh tr\u1ed9n m\u00e0 v\u1eabn duy tr\u00ec ho\u1eb7c th\u1eadm ch\u00ed c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo c\u1ee7a h\u1ed7n h\u1ee3p.<\/li>\n<\/ul>\n

    Vai Tr\u00f2:<\/strong><\/em><\/p>\n

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    • T\u0103ng C\u01b0\u1eddng \u0110\u1ed9:<\/strong> Gi\u1ea3m t\u1ef7 l\u1ec7 n\u01b0\u1edbc\/xi m\u0103ng gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 cu\u1ed1i c\u00f9ng c\u1ee7a b\u00ea t\u00f4ng, do t\u1ef7 l\u1ec7 n\u01b0\u1edbc th\u1ea5p l\u00e0m t\u0103ng m\u1eadt \u0111\u1ed9 c\u1ee7a m\u00e0ng hydrat h\u00f3a.<\/li>\n
    • C\u1ea3i Thi\u1ec7n T\u00ednh D\u1ebbo:<\/strong> Khi\u1ebfn cho vi\u1ec7c \u0111\u1ed5 b\u00ea t\u00f4ng v\u00e0 x\u1eed l\u00fd h\u1ed7n h\u1ee3p xi m\u0103ng tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n, \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong x\u00e2y d\u1ef1ng c\u00e1c c\u1ea5u tr\u00fac ph\u1ee9c t\u1ea1p.<\/li>\n
    • Ti\u1ebft Ki\u1ec7m N\u01b0\u1edbc v\u00e0 Xi M\u0103ng:<\/strong> Gi\u1ea3m l\u01b0\u1ee3ng n\u01b0\u1edbc c\u1ea7n thi\u1ebft d\u1eabn \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng \u00edt xi m\u0103ng h\u01a1n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00f9ng m\u1ed9t c\u01b0\u1eddng \u0111\u1ed9, t\u1eeb \u0111\u00f3 gi\u1ea3m chi ph\u00ed v\u00e0 t\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng.<\/li>\n<\/ul>\n
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      1.2. L\u1ecbch S\u1eed Ph\u00e1t Tri\u1ec3n c\u1ee7a Ph\u1ee5 Gia Gi\u1ea3m N\u01b0\u1edbc<\/span><\/h4>\n

      Th\u1ebf H\u1ec7 \u0110\u1ea7u Ti\u00ean – Lignosulfonates:<\/strong><\/span><\/em><\/h4>\n
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      • Kho\u1ea3ng Th\u1eddi Gian:<\/strong> \u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0o nh\u1eefng n\u0103m 1930.<\/li>\n
      • Ngu\u1ed3n G\u1ed1c:<\/strong> L\u00e0 s\u1ea3n ph\u1ea9m ph\u1ee5 c\u1ee7a qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t b\u1ed9t gi\u1ea5y, ch\u00fang \u0111\u01b0\u1ee3c chi\u1ebft xu\u1ea5t t\u1eeb lignin, m\u1ed9t th\u00e0nh ph\u1ea7n t\u1ef1 nhi\u00ean c\u1ee7a g\u1ed7.<\/li>\n
      • \u0110\u1eb7c \u0110i\u1ec3m:<\/strong> D\u00f9 c\u1ea3i thi\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1ed9 d\u1ebbo nh\u01b0ng ch\u1ec9 gi\u1ea3m n\u01b0\u1edbc m\u1ed9t c\u00e1ch h\u1ea1n ch\u1ebf, th\u01b0\u1eddng kho\u1ea3ng 5-10%.<\/li>\n<\/ul>\n

        Th\u1ebf H\u1ec7 Th\u1ee9 Hai – Melamine v\u00e0 Naphthalene-Based Superplasticizers:<\/strong><\/span><\/em><\/h4>\n
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        • Kho\u1ea3ng Th\u1eddi Gian:<\/strong> Ra \u0111\u1eddi v\u00e0o nh\u1eefng n\u0103m 1960 v\u00e0 1970.<\/li>\n
        • C\u1ea3i Ti\u1ebfn:<\/strong> Cung c\u1ea5p kh\u1ea3 n\u0103ng gi\u1ea3m n\u01b0\u1edbc \u0111\u00e1ng k\u1ec3, l\u00ean \u0111\u1ebfn 30%, c\u00f9ng v\u1edbi vi\u1ec7c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 d\u1ebbo.<\/li>\n
        • \u1ee8ng D\u1ee5ng:<\/strong> R\u1ed9ng r\u00e3i trong s\u1ea3n xu\u1ea5t b\u00ea t\u00f4ng cao c\u1ea5p v\u00e0 b\u00ea t\u00f4ng c\u00f3 y\u00eau c\u1ea7u c\u01b0\u1eddng \u0111\u1ed9 cao.<\/li>\n<\/ul>\n

          Th\u1ebf H\u1ec7 Th\u1ee9 Ba – Polycarboxylate Ethers (PCE):<\/strong><\/span><\/em><\/h4>\n
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          • Kho\u1ea3ng Th\u1eddi Gian:<\/strong> Ph\u00e1t tri\u1ec3n v\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1990 v\u00e0 \u0111\u1ea7u 2000.<\/li>\n
          • \u0110\u1eb7c \u0110i\u1ec3m:<\/strong> Cung c\u1ea5p kh\u1ea3 n\u0103ng gi\u1ea3m n\u01b0\u1edbc t\u1ed1t h\u01a1n (l\u00ean t\u1edbi 40% ho\u1eb7c cao h\u01a1n), c\u00f9ng v\u1edbi kh\u1ea3 n\u0103ng t\u00f9y ch\u1ec9nh c\u1ea5u tr\u00fac ph\u00e2n t\u1eed cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/li>\n
          • T\u00ednh \u0110\u1ed9t Ph\u00e1:<\/strong> PCE cho ph\u00e9p s\u1ea3n xu\u1ea5t b\u00ea t\u00f4ng c\u00f3 t\u00ednh ch\u1ea3y cao v\u00e0 b\u00ea t\u00f4ng t\u1ef1 l\u00e8n, m\u1edf ra kh\u1ea3 n\u0103ng x\u00e2y d\u1ef1ng c\u00e1c c\u00f4ng tr\u00ecnh ph\u1ee9c t\u1ea1p v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u1ea5u tr\u00fac b\u00ea t\u00f4ng.<\/li>\n<\/ul>\n
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            Ti\u1ebfn B\u1ed9 v\u00e0 \u0110\u1ed5i M\u1edbi:<\/strong><\/p>\n

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            • Ng\u00e0nh c\u00f4ng nghi\u1ec7p ph\u1ee5 gia xi m\u0103ng li\u00ean t\u1ee5c ch\u1ee9ng ki\u1ebfn s\u1ef1 \u0111\u1ed5i m\u1edbi v\u1edbi vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c lo\u1ea1i ph\u1ee5 gia t\u1eeb ngu\u1ed3n nguy\u00ean li\u1ec7u b\u1ec1n v\u1eefng v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng.<\/li>\n
            • C\u00e1c nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y nh\u1ea5n m\u1ea1nh v\u00e0o vi\u1ec7c t\u1ea1o ra c\u00e1c lo\u1ea1i ph\u1ee5 gia t\u1eeb nguy\u00ean li\u1ec7u t\u00e1i ch\u1ebf ho\u1eb7c ngu\u1ed3n g\u1ed1c sinh h\u1ecdc, nh\u1eb1m gi\u1ea3m t\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng v\u00e0 h\u01b0\u1edbng \u0111\u1ebfn m\u1ed9t t\u01b0\u01a1ng lai b\u1ec1n v\u1eefng h\u01a1n trong ng\u00e0nh x\u00e2y d\u1ef1ng.<\/li>\n<\/ul>\n
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              H\u00e3y chia s\u1ebb b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec3 c\u00f9ng lan t\u1ecfa ki\u1ebfn th\u1ee9c khoa h\u1ecdc v\u00e0 ni\u1ec1m \u0111am m\u00ea x\u00e2y d\u1ef1ng!<\/em><\/strong><\/p>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

              GI\u1edaI THI\u1ec6U V\u1ec0 PH\u1ee4 GIA GI\u1ea2M N\u01af\u1edaC TRONG NG\u00c0NH X\u00c2Y D\u1ef0NG 1.1. Kh\u00e1i Ni\u1ec7m v\u00e0 Vai Tr\u00f2 c\u1ee7a Ph\u1ee5 Gia Gi\u1ea3m N\u01b0\u1edbc Kh\u00e1i Ni\u1ec7m: Ph\u1ee5 gia gi\u1ea3m n\u01b0\u1edbc, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 si\u00eau h\u00f3a d\u1ebbo ho\u1eb7c si\u00eau nh\u0169 t\u01b0\u01a1ng, l\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc th\u00eam v\u00e0o h\u1ed7n h\u1ee3p xi m\u0103ng nh\u1eb1m gi\u1ea3m l\u01b0\u1ee3ng n\u01b0\u1edbc […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[514],"tags":[],"yst_prominent_words":[],"acf":[],"_links":{"self":[{"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/posts\/9331"}],"collection":[{"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/comments?post=9331"}],"version-history":[{"count":1,"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/posts\/9331\/revisions"}],"predecessor-version":[{"id":9340,"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/posts\/9331\/revisions\/9340"}],"wp:attachment":[{"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/media?parent=9331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/categories?post=9331"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/tags?post=9331"},{"taxonomy":"yst_prominent_words","embeddable":true,"href":"https:\/\/pcecatlam.vn\/en\/wp-json\/wp\/v2\/yst_prominent_words?post=9331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}