{"id":23688,"date":"2024-12-24T10:35:28","date_gmt":"2024-12-24T03:35:28","guid":{"rendered":"https:\/\/vafs.gov.vn\/vn\/?p=23688"},"modified":"2024-12-30T10:48:49","modified_gmt":"2024-12-30T03:48:49","slug":"hoi-dong-nghiem-thu-tong-ket-nhiem-vu-khoa-hoc-cong-nghe-tiem-nang-cap-bo-nghien-cuu-cong-nghe-san-xuat-van-dam-dinh-huong-tu-luong-dendrocalamus-barbatus-su-dung-trong-san-xuat-do-moc","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/hoi-dong-nghiem-thu-tong-ket-nhiem-vu-khoa-hoc-cong-nghe-tiem-nang-cap-bo-nghien-cuu-cong-nghe-san-xuat-van-dam-dinh-huong-tu-luong-dendrocalamus-barbatus-su-dung-trong-san-xuat-do-moc\/","title":{"rendered":"H\u1ed9i \u0111\u1ed3ng nghi\u1ec7m thu t\u1ed5ng k\u1ebft nhi\u1ec7m v\u1ee5 Khoa h\u1ecdc C\u00f4ng ngh\u1ec7 ti\u1ec1m n\u0103ng c\u1ea5p B\u1ed9: Nghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb Lu\u1ed3ng (Dendrocalamus barbatus) s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t \u0111\u1ed3 m\u1ed9c"},"content":{"rendered":"

Th\u1ef1c hi\u1ec7n Quy\u1ebft \u0111\u1ecbnh s\u1ed1: 547\/Q\u0110 \/KHLN-KH ng\u00e0y 13\/12\/2024 <\/em>c\u1ee7a c\u1ee7a Gi\u00e1m \u0111\u1ed1c Vi\u1ec7n v\u1ec1 vi\u1ec7c Th\u00e0nh l\u1eadp H\u1ed9i \u0111\u1ed3ng Khoa h\u1ecdc C\u00f4ng ngh\u1ec7. Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam \u0111\u00e3 t\u1ed5 ch\u1ee9c h\u1ecdp H\u1ed9i \u0111\u1ed3ng nghi\u1ec7m thu t\u1ed5ng k\u1ebft nhi\u1ec7m v\u1ee5 Khoa h\u1ecdc C\u00f4ng ngh\u1ec7 ti\u1ec1m n\u0103ng c\u1ea5p B\u1ed9:<\/p>\n

T\u00ean nhi\u1ec7m v\u1ee5: Nghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb Lu\u1ed3ng (Dendrocalamus barbatus<\/em>) s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t \u0111\u1ed3 m\u1ed9c.<\/p>\n

Ch\u1ee7 nhi\u1ec7m: TS. Nguy\u1ec5n V\u0103n \u0110\u1ecbnh.<\/strong><\/p>\n

\u0110\u01a1n v\u1ecb: Vi\u1ec7n Vi\u1ec7n Nghi\u00ean c\u1ee9u C\u00f4ng nghi\u1ec7p r\u1eebng.<\/p>\n

M\u1ee5c ti\u00eau:<\/strong><\/p>\n

– X\u00e1c l\u1eadp \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7 t\u1ea1o d\u0103m;<\/p>\n

– X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c lo\u1ea1i keo v\u00e0 l\u01b0\u1ee3ng keo ph\u00f9 h\u1ee3p t\u1ea1o v\u00e1n;<\/p>\n

– X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7, ch\u1ebf \u0111\u1ed9 \u00e9p t\u1ea1o v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng quy m\u00f4 th\u00ed nghi\u1ec7m.<\/p>\n

\"\"<\/a><\/p>\n

N\u1ed9i dung nghi\u00ean c\u1ee9u c\u1ee7a \u0111\u1ec1 t\u00e0i<\/strong><\/p>\n

N\u1ed9i dung 1: Nghi\u00ean c\u1ee9u x\u00e1c l\u1eadp \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7 t\u1ea1o d\u0103m. <\/strong><\/p>\n

N\u1ed9i dung 2: Nghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh \u0111\u01a3\u1ee3c lo\u1ea1i keo v\u00e0 l\u01b0\u1ee3ng keo ph\u00f9 h\u1ee3p t\u1ea1o v\u00e1n <\/strong><\/p>\n

N\u1ed9i dung 3: Nghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7, ch\u1ebf \u0111\u1ed9 \u00e9p t\u1ea1o v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng quy m\u00f4 th\u00ed nghi\u1ec7m <\/em><\/strong><\/p>\n

\"\"<\/a><\/p>\n

V\u1ec1 hi\u1ec7u qu\u1ea3 c\u1ee7a nhi\u1ec7m v\u1ee5:<\/strong><\/p>\n

\u0110\u1ed1i v\u1edbi l\u0129nh v\u1ef1c KH&CN c\u00f3 li\u00ean quan<\/em><\/strong><\/p>\n

K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7, ch\u1ebf \u0111\u1ed9 \u00e9p t\u1ea1o v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng quy m\u00f4 th\u00ed nghi\u1ec7m<\/p>\n

Th\u00f4ng qua k\u1ebft qu\u1ea3 ki\u1ec3m tra \u0111\u00e1nh gi\u00e1 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang, \u0111\u1ed9 tr\u01b0\u01a1ng n\u1edf chi\u1ec1u d\u00e0y \u0111\u1ed9 b\u1ec1n k\u00e9o vu\u00f4ng g\u00f3c b\u1ec1 m\u1eb7t, \u0111\u1ed9 b\u1ec1n u\u1ed1n t\u0129nh \u0111\u00e3 l\u1ef1a chon \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7 \u00e9p ph\u00f9 h\u01a1p cho \u00e9p t\u1ea1o v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng:<\/p>\n

– Nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian kh\u00f4ng \u1ea3nh h\u01a3\u1edfng nhi\u1ec1u \u0111\u1ebfn kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng.<\/p>\n

– \u0110\u1ed9 tr\u01b0\u01a1ng n\u1edf chi\u1ec1u d\u00e0y, \u0111\u1ed9 b\u1ec1n u\u1ed1n t\u0129nh v\u00e0 m\u00f4-\u0111un \u0111\u00e0n h\u1ed3i khi u\u1ed1n t\u0129nh; \u0111\u1ed9 b\u1ec1n k\u00e9o vu\u00f4ng g\u00f3c b\u1ec1 m\u1eb7t c\u1ee7a v\u00e1n d\u0103m thay \u0111\u1ed5i khi nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian thay \u0111\u1ed5i. C\u00e1c t\u00ednh ch\u1ea5t \u0111\u1ea1t gi\u00e1 tr\u1ecb cao nh\u1ea5t v\u1edbi nhi\u1ec7t \u0111\u1ed9 150 0C v\u00e0 th\u1eddi gian 14 ph\u00fat.<\/p>\n

– X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7, ch\u1ebf \u0111\u1ed9 \u00e9p t\u1ea1o v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng<\/p>\n

– S\u1ea3n ph\u1ea9m v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng c\u00f3 \u0111\u1ed9 b\u1ec1n u\u1ed1n t\u0129nh n\u1eb1m trong kho\u1ea3ng 44,87 – 57,39 MPa. V\u1edbi k\u1ebft qu\u1ea3 n\u00e0y, s\u1ea3n ph\u1ea9m v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u ch\u1ecbu t\u1ea3i s\u1eed d\u1ee5ng trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4 (P-LB REG) theo ti\u00eau chu\u1ea9n TCVN 12362:2008<\/p>\n

\u0110\u1ed1i v\u1edbi t\u1ed5 ch\u1ee9c ch\u1ee7 tr\u00ec v\u00e0 c\u00e1c c\u01a1 s\u1edf \u1ee9ng d\u1ee5ng k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u<\/em><\/strong><\/p>\n

Nguy\u00ean li\u1ec7u Lu\u1ed3ng \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong vi\u1ec7c s\u1ea3n xu\u1ea5t c\u00e1c m\u1eb7t h\u00e0ng c\u00f3 s\u1ee9c ti\u00eau th\u1ee5 l\u1edbn nh\u01b0: chi\u1ebfu, \u0111\u0169a, m\u00e0nh, c\u00e1c s\u1ea3n ph\u1ea9m c\u00f4ng nghi\u1ec7p v\u00e1n s\u00e0n tre v\u00e1n g\u1ed7 tre, tre \u00e9p kh\u1ed1i….Do c\u00e1c v\u1eadt li\u1ec7u tre c\u00f3 \u0111\u1ed9 b\u1ec1n cao, \u0111\u1ed9 c\u1ee9ng t\u1ed1t, t\u00ednh \u1ed5n \u0111\u1ecbnh n\u00ean tre c\u0169ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn trong c\u00f4ng nghi\u1ec7p x\u00e2y d\u1ef1ng. T\u1eeb c\u00e1c k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u tr\u00ean cho th\u1ea5y Lu\u1ed3ng (Dendrocalamus barbatus<\/em>) c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang 0,586 g\/cm3 thu\u1ed9c lo\u1ea1i tre c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng trung b\u00ecnh nh\u01b0 c\u00e1c lo\u00e0i tre kh\u00e1c nh\u01b0 tre moso (Phyllostachys pubescens<\/em>), tre (Dendrocalamus asper <\/em>Backer), tre mai (Dendrocalamus giganteus <\/em>Munro) \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng l\u00e0 nguy\u00ean li\u1ec7u cho v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng.<\/p>\n

\u0110\u00e3 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o d\u0103m \u1edf quy m\u00f4 th\u00ed nghi\u1ec7m:<\/p>\n

+ S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ch\u1ebb nan theo nguy\u00ean l\u00fd c\u1eaft theo tr\u1ee5c d\u1ecdc th\u00e2n c\u00e2y v\u1edbi th\u00f4ng s\u1ed1 ch\u00ednh c\u1ee7a m\u00e1y: Chi\u1ec1u r\u1ed9ng nan t\u1eeb 5 \u2013 25 mm v\u00e0 chi\u1ec1u d\u00e0y c\u1ee7a nan 0,5 \u2013 5 mm<\/p>\n

    \n
  1. \u0110\u00e3 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c lo\u1ea1i keo v\u00e0 l\u01b0\u1ee3ng keo ph\u00f9 h\u1ee3p th\u00f4ng qua k\u1ebft qu\u1ea3 \u0111\u00e1nh v\u1ec1 m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 v\u1eadt l\u00fd c\u1ee7a v\u00e1n d\u00e1n \u0111\u1ecbnh hu\u1edbng t\u1eeb lu\u1ed3ng: Kh\u1ed1i lu\u1ee3ng ri\u00eang, \u0111\u1ed9 tru\u01a1ng n\u1edf chi\u1ec1u d\u00e0y, \u0111\u1ed9 b\u1ec1n u\u1ed1n t\u0129nh v\u00e0 m\u00f4-\u0111un \u0111\u00e0n h\u1ed3i khi u\u1ed1n t\u0129nh v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o vu\u00f4ng g\u00f3c v\u1edbi m\u1eb7t v\u00e1n, lu\u1ee3ng d\u01b0 phenol formaldehyde:<\/li>\n<\/ol>\n

    + S\u1eed d\u1ee5ng Keo Melamin Ure Formaldehyde (MUF) v\u1edbi l\u01b0\u1ee3ng keo 13% v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng d\u0103m kh\u00f4.<\/p>\n

    + V\u1edbi chi\u1ec1u d\u00e0i d\u0103m 160 mm \u0111\u1ed9 b\u1ec1n u\u1ed1n t\u0129nh \u0111\u1ea1t gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t<\/p>\n

      \n
    1. \u0110\u00e3 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7, ch\u1ebf \u0111\u1ed9 \u00e9p t\u1ea1o v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng quy m\u00f4 th\u00ed nghi\u1ec7m:<\/li>\n<\/ol>\n

      \u00c1p su\u1ea5t \u00e9p: P= 2,5 \u00b10,05 MPa<\/p>\n

      + Th\u1eddi gian \u00e9p 14 \u00b1 0,5 ph\u00fat<\/p>\n

      + Nhi\u1ec7t \u0111\u1ed9 \u00e9p 150 \u00b12 0C<\/p>\n

        \n
      1. Ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m \u0111\u1ec1 t\u00e0i t\u1ea1o ra \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u s\u1eed d\u1ee5ng trong n\u1ed9i th\u1ea5t \u0111\u1ea1t ch\u1ec9 ti\u00eau. + Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang: 0,75 g\/cm3; \u0111\u1ed9 tr\u01b0\u01a1ng n\u1edf: 9,48%; \u0111\u1ed9 b\u1ec1n u\u1ed1n t\u0129nh (MOR): 57,39 MPa; Modul \u0111\u00e0n h\u1ed3i: 7838,45 MPa; \u0111\u1ed9 b\u1ec1n li\u00ean k\u1ebft: 0,45 MPa;<\/li>\n<\/ol>\n

        Theo ti\u00eau chu\u1ea9n TCVN 12362:2008, \u0111\u1ed9 b\u1ec1n u\u1ed1n t\u0129nh cho v\u00e1n d\u0103m ch\u1ecbu t\u1ea3i l\u1edbn s\u1eed d\u1ee5ng trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4 ti\u00eau chu\u1ea9n n\u1eb1m trong ph\u1ea1m vi 15,0 MPa. S\u1ea3n ph\u1ea9m v\u00e1n d\u0103m \u0111\u1ecbnh h\u01b0\u1edbng t\u1eeb lu\u1ed3ng c\u00f3 \u0111\u1ed9 b\u1ec1n u\u1ed1n t\u0129nh n\u1eb1m trong kho\u1ea3ng 44,87 – 57,39 MPa. V\u1edbi k\u1ebft qu\u1ea3 n\u00e0y, s\u1ea3n ph\u1ea9m v\u00e1n d\u0103m \u0111\u1ecbnh h\u01a3\u1edbng t\u1eeb lu\u1ed3ng \u0111\u00e1p \u1ee9ng \u0111\u01a3\u1ee3c y\u00eau c\u1ea7u ch\u1ecbu t\u1ea3i s\u1eed d\u1ee5ng trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4 (P-LB REG)<\/p>\n","protected":false},"excerpt":{"rendered":"

        Th\u1ef1c hi\u1ec7n Quy\u1ebft \u0111\u1ecbnh s\u1ed1: 547\/Q\u0110 \/KHLN-KH ng\u00e0y 13\/12\/2024 c\u1ee7a c\u1ee7a Gi\u00e1m \u0111\u1ed1c Vi\u1ec7n v\u1ec1 vi\u1ec7c Th\u00e0nh l\u1eadp H\u1ed9i \u0111\u1ed3ng Khoa h\u1ecdc C\u00f4ng ngh\u1ec7. Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam \u0111\u00e3 t\u1ed5 ch\u1ee9c h\u1ecdp H\u1ed9i \u0111\u1ed3ng nghi\u1ec7m thu t\u1ed5ng k\u1ebft nhi\u1ec7m v\u1ee5 Khoa h\u1ecdc C\u00f4ng ngh\u1ec7 ti\u1ec1m n\u0103ng c\u1ea5p B\u1ed9: T\u00ean nhi\u1ec7m v\u1ee5: Nghi\u00ean […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[11,72],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/23688"}],"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=23688"}],"version-history":[{"count":3,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/23688\/revisions"}],"predecessor-version":[{"id":23693,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/23688\/revisions\/23693"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=23688"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=23688"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=23688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}