{"id":9715,"date":"2012-02-01T03:28:16","date_gmt":"2012-01-31T20:28:16","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2012\/02\/nghien-cuu-su-dung-go-tram-melaleuca-cajuputi-lam-nguyen-lieu-san-xuat-van-mdf\/"},"modified":"2015-05-19T13:28:09","modified_gmt":"2015-05-19T06:28:09","slug":"nghien-cuu-su-dung-go-tram-melaleuca-cajuputi-lam-nguyen-lieu-san-xuat-van-mdf","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/nghien-cuu-su-dung-go-tram-melaleuca-cajuputi-lam-nguyen-lieu-san-xuat-van-mdf\/","title":{"rendered":"Nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng g\u1ed7 tr\u00e0m (Melaleuca cajuputi) l\u00e0m nguy\u00ean li\u1ec7u s\u1ea3n xu\u1ea5t v\u00e1n MDF"},"content":{"rendered":"<p><strong>B\u00f9i Duy Ng\u1ecdc<\/strong><\/p>\n<p><em>Ph\u00f2ng Nghi\u00ean c\u1ee9u Ch\u1ebf bi\u1ebfn L\u00e2m s\u1ea3n<\/em><\/p>\n<p><em>Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/em><\/p>\n<p><strong>T\u00d3M T\u1eaeT<\/strong><\/p>\n<p>R\u01b0\u0300ng Tr\u00e0m c\u00f3 di\u1ec7n t\u00edch v\u00e0 tr\u1eef l\u01b0\u1ee3ng l\u1edbn \u1edf \u0111\u1ed3ng b\u1eb1ng s\u00f4ng C\u1eedu Long. Tuy nhi\u00ean hi\u1ec7n nay gi\u00e1 tr\u1ecb s\u1eed d\u1ee5ng c\u1ee7a g\u1ed7 Tr\u00e0m ch\u01b0a cao. Vi\u1ec7c nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng g\u1ed7 Tr\u00e0m (<em>Melaleuca cajuputi<\/em>) l\u00e0m nguy\u00ean li\u1ec7u s\u1ea3n xu\u1ea5t v\u00e1n MDF l\u00e0 c\u1ea7n thi\u1ebft. G\u1ed7 Tr\u00e0m c\u00f3 c\u00e1c ch\u1ec9 ti\u00eau ch\u00ednh nh\u01b0 h\u00e0m l\u01b0\u1ee3ng cellulose l\u1edbn h\u01a1n 30(%), k\u00edch th\u01b0\u1edbc x\u01a1 s\u1ee3i d\u00e0i, m\u1ecbn t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi g\u1ed7 b\u1ea1ch \u0111\u00e0n v\u00e0 g\u1ed7 Keo lai, nhi\u1ec7t \u0111\u1ed9 h\u00f3a m\u1ec1m t\u1eeb 140<sup>0<\/sup>C \u0111\u1ebfn 200<sup>0<\/sup>C v\u00e0 th\u1eddi gian h\u00f3a m\u1ec1m t\u1eeb 4 ph\u00fat \u0111\u1ebfn 90 ph\u00fat \u0111\u1ec1u \u1edf tr\u1ea1ng th\u00e1i c\u00f3 th\u1ec3 ph\u00e2n ly t\u1ea1o s\u1ee3i, s\u1ee3i t\u1ea1o ra t\u1eeb g\u1ed7 tr\u00e0m l\u00e0 nguy\u00ean li\u1ec7u s\u1ee3i r\u1ea5t t\u1ed1t. T\u1eeb \u0111\u00f3 s\u1eed d\u1ee5ng g\u1ed7 Tr\u00e0m l\u00e0m nguy\u00ean li\u1ec7u \u0111\u1ec3 s\u1ea3n xu\u1ea5t v\u00e1n MDF c\u00f3 t\u00ednh kh\u1ea3 thi r\u1ea5t cao. Ch\u1ebf \u0111\u1ed9 ph\u00e2n ly t\u1ea1o s\u1ee3i t\u1eeb g\u1ed7 Tr\u00e0m l\u00e0 nhi\u1ec7t \u0111\u1ed9 ph\u00e2n ly 180<sup>0<\/sup>C, th\u1eddi gian ph\u00e2n ly 8 ph\u00fat th\u00ec ch\u1ea5t l\u01b0\u1ee3ng v\u00e1n MDF g\u1ed7 Tr\u00e0m l\u00e0 t\u1ed1t nh\u1ea5t.<\/p>\n<p><strong>T\u1eeb kh\u00f3a<\/strong>: G\u1ed7 Tr\u00e0m, v\u00e1n MDF.<\/p>\n<p><strong>\u0110\u1eb6T V\u1ea4N \u0110\u1ec0<\/strong><\/p>\n<p>Ph\u00e1t tri\u1ec3n s\u1ea3n xu\u1ea5t v\u00e1n s\u1ee3i l\u00e0 m\u1ed9t trong nh\u1eefng h\u01b0\u1edbng ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng t\u1ed5ng h\u1ee3p c\u00f3 hi\u1ec7u qu\u1ea3 g\u1ed7. C\u00f9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t v\u00e1n nh\u00e2n t\u1ea1o n\u00f3i chung, c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t v\u00e1n s\u1ee3i c\u00f3 nh\u1eefng b\u01b0\u1edbc ph\u00e1t tri\u1ec3n v\u01b0\u1ee3t b\u1eadc. Tuy nhi\u00ean, c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t v\u00e1n s\u1ee3i c\u00e0ng ph\u00e1t tri\u1ec3n th\u00ec \u0111\u1ed3ng h\u00e0nh v\u1edbi n\u00f3 l\u00e0 nhu c\u1ea7u nguy\u00ean li\u1ec7u ng\u00e0y c\u00e0ng nhi\u1ec1u.Ch\u1ea5t l\u01b0\u1ee3ng nguy\u00ean li\u1ec7u l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e1n s\u1ee3i. \u0110\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ed9t lo\u1ea1i nguy\u00ean li\u1ec7u n\u00e0o \u0111\u00f3 c\u00f3 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng l\u00e0m nguy\u00ean li\u1ec7u s\u1ea3n xu\u1ea5t v\u00e1n s\u1ee3i hay kh\u00f4ng, c\u1ea7n ph\u1ea3i xem x\u00e9t r\u1ea5t nhi\u1ec1u ch\u1ec9 ti\u00eau trong \u0111\u00f3 c\u00f3 m\u1ed9t s\u1ed1 ch\u1ec9 ti\u00eau quan tr\u1ecdng l\u00e0: th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc ch\u1ee7 y\u1ebfu c\u1ee7a nguy\u00ean li\u1ec7u, k\u00edch th\u01b0\u1edbc x\u01a1 s\u1ee3i, kh\u1ea3 n\u0103ng ph\u00e2n ly t\u1ea1o s\u1ee3i, t\u1ef7 l\u1ec7 v\u00e0 h\u00ecnh th\u00e1i s\u1ee3i, ..v.v.. trong \u0111\u00f3 s\u1ee3i l\u00e0 b\u1ed9 ph\u1eadn ch\u1ee7 y\u1ebfu nh\u1ea5t v\u00e0 c\u00f3 t\u00e1c d\u1ee5ng nh\u1ea5t c\u1ee7a v\u00e1n s\u1ee3i.<\/p>\n","protected":false},"excerpt":{"rendered":"<p align=\"justify\">\n<span style=\"font-family: Arial; font-size: 10pt\">R\u01b0\u0300ng Tr&agrave;m c&oacute; di\u1ec7n t&iacute;ch v&agrave; tr\u1eef l\u01b0\u1ee3ng l\u1edbn \u1edf \u0111\u1ed3ng b\u1eb1ng s&ocirc;ng C\u1eedu Long. Tuy nhi&ecirc;n hi\u1ec7n nay gi&aacute; tr\u1ecb s\u1eed d\u1ee5ng c\u1ee7a g\u1ed7 Tr&agrave;m ch\u01b0a cao. Vi\u1ec7c nghi&ecirc;n c\u1ee9u s\u1eed d\u1ee5ng g\u1ed7 Tr&agrave;m (<em>Melaleuca cajuputi<\/em>) l&agrave;m nguy&ecirc;n li\u1ec7u s\u1ea3n xu\u1ea5t v&aacute;n MDF l&agrave; c\u1ea7n thi\u1ebft. G\u1ed7 Tr&agrave;m c&oacute; c&aacute;c ch\u1ec9 ti&ecirc;u ch&iacute;nh nh\u01b0 h&agrave;m l\u01b0\u1ee3ng cellulose l\u1edbn h\u01a1n 30(%), k&iacute;ch th\u01b0\u1edbc x\u01a1 s\u1ee3i d&agrave;i, m\u1ecbn t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi g\u1ed7 b\u1ea1ch \u0111&agrave;n v&agrave; g\u1ed7 Keo lai, nhi\u1ec7t \u0111\u1ed9 h&oacute;a m\u1ec1m t\u1eeb 140<sup>0<\/sup>C \u0111\u1ebfn 200<sup>0<\/sup>C v&agrave; th\u1eddi gian h&oacute;a m\u1ec1m t\u1eeb 4 ph&uacute;t \u0111\u1ebfn 90 ph&uacute;t \u0111\u1ec1u \u1edf tr\u1ea1ng th&aacute;i c&oacute; th\u1ec3 ph&acirc;n ly t\u1ea1o s\u1ee3i, s\u1ee3i t\u1ea1o ra t\u1eeb g\u1ed7 tr&agrave;m l&agrave; nguy&ecirc;n li\u1ec7u s\u1ee3i r\u1ea5t t\u1ed1t.<\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9715"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=9715"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9715\/revisions"}],"predecessor-version":[{"id":15216,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9715\/revisions\/15216"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}