{"id":6047,"date":"2024-08-14T13:57:28","date_gmt":"2024-08-14T06:57:28","guid":{"rendered":"https:\/\/yasudaseiki.vn\/?p=6047"},"modified":"2024-08-14T13:57:28","modified_gmt":"2024-08-14T06:57:28","slug":"lo-u-geer-type-la-gi","status":"publish","type":"post","link":"https:\/\/yasudaseiki.vn\/vi\/lo-u-geer-type-la-gi\/","title":{"rendered":"L\u00f2 \u1ee7 Geer Type l\u00e0 g\u00ec?"},"content":{"rendered":"

L\u00f2 l\u00e3o h\u00f3a lo\u1ea1i Geer (l\u00f2 l\u00e3o h\u00f3a nhi\u1ec7t tu\u1ea7n ho\u00e0n kh\u00f4ng kh\u00ed c\u01b0\u1ee1ng b\u1ee9c) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh l\u00e3o h\u00f3a nhi\u1ec7t c\u1ee7a polyme, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u1ef1a v\u00e0 cao su, b\u1eb1ng c\u00e1ch nung n\u00f3ng c\u00e1c m\u1eabu th\u1eed \u0111\u1ec3 \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a. Ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra s\u1ef1 xu\u1ed1ng c\u1ea5p c\u1ee7a polyme. Tuy nhi\u00ean, nhi\u1ec1u \u1ee9ng d\u1ee5ng \u0111i\u1ec7n t\u1eed nh\u01b0 tivi v\u00e0 m\u00e1y t\u00ednh, v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m c\u01a1 kh\u00ed nh\u01b0 xe c\u1ed9, t\u1ea1o ra nhi\u1ec7t trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh. S\u1ef1 xu\u1ed1ng c\u1ea5p do nhi\u1ec7t nh\u01b0 v\u1eady c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m cho tr\u00e1ch nhi\u1ec7m s\u1ea3n ph\u1ea9m. Do \u0111\u00f3, c\u1ea7n ph\u1ea3i \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh l\u00e3o h\u00f3a nhi\u1ec7t c\u1ee7a t\u1eebng v\u1eadt li\u1ec7u.<\/p>\n

\n

T\u1ed5ng quan<\/span><\/h2>\n

M\u1eabu th\u1eed \u0111\u01b0\u1ee3c treo trong bu\u1ed3ng \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf nhi\u1ec7t \u0111\u1ed9 quy \u0111\u1ecbnh, sau \u0111\u00f3 ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t trong m\u1ed9t kho\u1ea3ng th\u1eddi gian quy \u0111\u1ecbnh \u0111\u1ec3 \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a. Sau \u0111\u00f3, m\u1eabu \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 tr\u1ef1c quan v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd c\u1ee7a m\u1eabu \u0111\u01b0\u1ee3c \u0111o (ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00f4ng qua c\u00e1c th\u1eed nghi\u1ec7m k\u00e9o) \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh l\u00e3o h\u00f3a nhi\u1ec7t c\u1ee7a m\u1eabu.<\/p>\n

\n

C\u01a1 ch\u1ebf<\/h3>\n
\"S\u01a1<\/div>\n

S\u01a1 \u0111\u1ed3 kh\u00e1i ni\u1ec7m v\u1ec1 l\u00f2 l\u00e3o h\u00f3a lo\u1ea1i Geer<\/span><\/p>\n

L\u00f2 \u0111\u01b0\u1ee3c trang b\u1ecb bu\u1ed3ng gia nhi\u1ec7t “lo\u1ea1i tu\u1ea7n ho\u00e0n kh\u00f4ng kh\u00ed c\u01b0\u1ee1ng b\u1ee9c” thay th\u1ebf kh\u00f4ng kh\u00ed b\u00ean trong bu\u1ed3ng th\u1eed nghi\u1ec7m m\u1ed9t s\u1ed1 l\u1ea7n quy \u0111\u1ecbnh m\u1ed7i gi\u1edd. L\u00f2 bao g\u1ed3m m\u1ed9t bu\u1ed3ng th\u1eed nghi\u1ec7m, m\u1ed9t qu\u1ea1t th\u00f4ng gi\u00f3, van \u0111i\u1ec1u ti\u1ebft kh\u00f4ng kh\u00ed v\u00e0o\/ra, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 v\u00e0 gi\u00e1 treo m\u1eabu.<\/p>\n

    \n
  • Bu\u1ed3ng th\u1eed nghi\u1ec7m<\/span>Bu\u1ed3ng th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c trang b\u1ecb gi\u00e1 treo m\u1eabu (ho\u1eb7c gi\u00e1 \u0111\u1ee1) kh\u00f4ng c\u1ea3n tr\u1edf l\u01b0u th\u00f4ng kh\u00f4ng kh\u00ed v\u00e0 \u0111\u01b0\u1ee3c l\u1eafp c\u00e1c b\u1ed9 c\u00e1ch nhi\u1ec7t \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 bu\u1ed3ng th\u1eed nghi\u1ec7m v\u00e0 ng\u0103n kh\u00f4ng kh\u00ed b\u00ean ngo\u00e0i v\u00e0o.<\/li>\n
  • Gi\u00e1 treo m\u1eabu th\u1eed nghi\u1ec7m<\/span>Gi\u00e1 treo quay m\u1ed9t tr\u1ee5c quay t\u1eeb 5 \u0111\u1ebfn 10 l\u1ea7n m\u1ed7i ph\u00fat.<\/li>\n<\/ul>\n
    \"V\u00ed<\/div>\n

    V\u00ed d\u1ee5 v\u1ec1 Khung xoay m\u1ed9t tr\u1ee5c<\/span><\/div>\n

    \n

    Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/h3>\n

    M\u1ed7i y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea nh\u01b0 sau:<\/p>\n

    \n\n\n\n\n\n\n\n\n\n\n\n
    Ti\u00eau chu\u1ea9n<\/th>\nJIS B 7757<\/th>\nJIS K 6257<\/th>\nJIS K 7212<\/th>\nISO 188<\/th>\nISO 4577<\/th>\n<\/tr>\n<\/thead>\n
    Model<\/th>\nLo\u1ea1i \u2160<\/td>\nLo\u1ea1i \u2161<\/td>\nLo\u1ea1i \u2162<\/td>\nLo\u1ea1i gi\u00f3 ngang<\/td>\nLo\u1ea1i gi\u00f3 t\u1ea7m xa<\/td>\nLo\u1ea1i A<\/td>\nLo\u1ea1i B<\/td>\nLo\u1ea1i gi\u00f3 ngang
    \n(Ph\u01b0\u01a1ng ph\u00e1p A)<\/td>\n    		Lo\u1ea1i gi\u00f3 t\u1ea7m xa
    \n(Ph\u01b0\u01a1ng ph\u00e1p B)<\/td>\n    		\u2013<\/td>\n<\/tr>\n
    T\u1ef7 l\u1ec7 trao \u0111\u1ed5i kh\u00f4ng kh\u00ed (Th\u1eddi gian\/gi\u1edd)<\/th>\n3 \u0111\u1ebfn 10<\/td>\n5 \u0111\u1ebfn 20<\/td>\n100 \u0111\u1ebfn 200<\/td>\n3 \u0111\u1ebfn 10<\/td>\n3 \u0111\u1ebfn 10<\/td>\n1 l\u1ea7n m\u1ed7i ph\u00fat tr\u1edf l\u00ean<\/td>\n3 \u0111\u1ebfn 10<\/td>\n3 \u0111\u1ebfn 10<\/td>\n3 \u0111\u1ebfn 10<\/td>\n6<\/td>\n<\/tr>\n
    T\u1ed1c \u0111\u1ed9 gi\u00f3 trung b\u00ecnh (m\/s)<\/th>\n0,5\u00b10,1<\/td>\n\u2013<\/td>\n\u2013<\/td>\n0,5\u00b10,1<\/td>\n0,5 \u0111\u1ebfn 1,5<\/td>\n1\u00b10,2<\/td>\n0,5\u00b10,1<\/td>\n0,5\u00b10,25<\/td>\n0,5 \u0111\u1ebfn 1,5<\/td>\n0,75 \u0111\u1ebfn 1<\/td>\n<\/tr>\n
    H\u1eb1ng s\u1ed1 th\u1eddi gian<\/th>\n\u2013<\/td>\n660 ho\u1eb7c \u00edt h\u01a1n<\/td>\n660 ho\u1eb7c \u00edt h\u01a1n<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\n<\/tr>\n
    Nhi\u1ec7t dung ri\u00eang (J\/g-K)<\/th>\n1.003<\/td>\n1.003<\/td>\n1.003<\/td>\n1.006<\/td>\n1.006<\/td>\n1.003<\/td>\n1.003<\/td>\n1.003<\/td>\n1.003<\/td>\n\u2013<\/td>\n\u2013<\/td>\n<\/tr>\n
    Ph\u1ea1m vi c\u00e0i \u0111\u1eb7t nhi\u1ec7t \u0111\u1ed9<\/th>\nNhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng + 20\u2103 v\u00e0 300\u2103<\/td>\n\u2013<\/td>\n\u2013<\/td>\n\u2013<\/td>\nNhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng + 20\u2103 \u0111\u1ebfn 300\u2103<\/td>\n\u2013<\/td>\n\u2013<\/td>\nL\u00ean \u0111\u1ebfn 200\u2103<\/td>\n<\/tr>\n
    \u0110\u1ed9 ch\u00ednh x\u00e1c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9<\/th>\nNhi\u1ec7t \u0111\u1ed9 c\u00e0i \u0111\u1eb7t \u00b11\u2103<\/td>\n\u2013<\/td>\n\u2013<\/td>\nL\u00ean \u0111\u1ebfn 100\u2103:\u00b11\u2103
    \n125 \u0111\u1ebfn 300\u2103:\u00b12\u2103<\/td>\n    		Nhi\u1ec7t \u0111\u1ed9 c\u00e0i \u0111\u1eb7t \u00b11\u2103<\/td>\nL\u00ean \u0111\u1ebfn 100\u2103:\u00b11\u2103
    \n125 \u0111\u1ebfn 300\u2103:\u00b12\u2103<\/td>\n    		\u2013<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n
    scrollable<\/div>\n<\/div>\n<\/div>\n<\/div>\n
    \n

    Ph\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9<\/h3>\n

    Ph\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n l\u00e0 s\u1ef1 ch\u00eanh l\u1ec7ch gi\u1eefa nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a v\u00e0 t\u1ed1i thi\u1ec3u t\u1ea1i ch\u00edn \u0111i\u1ec3m \u0111\u1eb7c bi\u1ec7t, \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n.
    \nPh\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a nh\u01b0 sau:<\/p>\n

    \n\n\n\n\n\n\n\n
    Nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m T (\u2103)<\/th>\nPh\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9 (\u2103)<\/th>\n<\/tr>\n<\/thead>\n
    T \u2266 100<\/td>\n2 ho\u1eb7c \u00edt h\u01a1n<\/td>\n<\/tr>\n
    100 < T \u2266 200<\/td>\n4 ho\u1eb7c \u00edt h\u01a1n<\/td>\n<\/tr>\n
    200 < T \u2266 300<\/td>\n6 ho\u1eb7c \u00edt h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n
    c\u00f3 th\u1ec3 cu\u1ed9n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
    \n

    Ph\u01b0\u01a1ng ph\u00e1p \u0111o l\u01b0\u1eddng<\/h3>\n
    \"\u0110i\u1ec3m<\/div>\n

    \u0110i\u1ec3m \u0111o ph\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9<\/span><\/p>\n

    Ph\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c \u0111o t\u1ea1i t\u00e1m \u0111\u1ec9nh c\u1ee7a kh\u1ed1i l\u1eadp ph\u01b0\u01a1ng \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1edfi c\u00e1c m\u1eb7t ph\u1eb3ng n\u1eb1m c\u00e1ch m\u1ed7i th\u00e0nh bu\u1ed3ng th\u1eed nghi\u1ec7m 70 mm b\u00ean trong v\u00e0 t\u1ea1i m\u1ed9t \u0111i\u1ec3m b\u1ed5 sung \u1edf t\u00e2m bu\u1ed3ng th\u1eed nghi\u1ec7m, t\u1ea1o th\u00e0nh t\u1ed5ng c\u1ed9ng ch\u00edn v\u1ecb tr\u00ed. Sau khi nhi\u1ec7t \u0111\u1ed9 \u0111\u1ee7 \u1ed5n \u0111\u1ecbnh, nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c \u0111o t\u1ea1i ch\u00edn \u0111i\u1ec3m trong 24 gi\u1edd v\u00e0 thu \u0111\u01b0\u1ee3c s\u1ef1 ch\u00eanh l\u1ec7ch gi\u1eefa nhi\u1ec7t \u0111\u1ed9 cao nh\u1ea5t v\u00e0 th\u1ea5p nh\u1ea5t. Bi\u1ebfn \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng trong kho\u1ea3ng th\u1eddi gian 24 gi\u1edd ph\u1ea3i n\u1eb1m trong kho\u1ea3ng \u00b110\u2103 ho\u1eb7c th\u1ea5p h\u01a1n nhi\u1ec7t \u0111\u1ed9 c\u00e0i \u0111\u1eb7t v\u00e0 trong ph\u1ea1m vi \u00b15% nhi\u1ec7t \u0111\u1ed9 c\u00e0i \u0111\u1eb7t.<\/p>\n

    *Nhi\u1ec1u “l\u00f2 n\u01b0\u1edbng” tr\u00ean th\u1ecb tr\u01b0\u1eddng kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n n\u00eau tr\u00ean v\u00e0 vi\u1ec7c nh\u1eadn bi\u1ebft nh\u1eefng \u0111i\u1ec3m n\u00e0y r\u1ea5t quan tr\u1ecdng n\u1ebfu c\u1ea7n th\u1eed nghi\u1ec7m theo c\u00e1c ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m.<\/p>\n<\/div>\n

    \n

    \u0110i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m<\/h3>\n

    \u0110i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m ph\u1ee5 thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u m\u1eabu th\u1eed nghi\u1ec7m v\u00e0 ti\u00eau chu\u1ea9n t\u01b0\u01a1ng quan \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong th\u1eed nghi\u1ec7m.
    \nH\u01a1n n\u1eefa, c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 nh\u01b0 sau trong m\u1ed7i ti\u00eau chu\u1ea9n:<\/p>\n

      \n
    • JIS K 6257 (Cao su)<\/span>Th\u1eddi gian v\u00e0 nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c ch\u1ecdn t\u1eeb danh s\u00e1ch \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh trong JIS K 6250, t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i cao su.<\/li>\n
    • JIS K 7212 (Nh\u1ef1a)<\/span>Nhi\u1ec7t \u0111\u1ed9 m\u00e0 m\u1eabu v\u1eadt l\u00e3o h\u00f3a trong kho\u1ea3ng th\u1eddi gian th\u1eed nghi\u1ec7m th\u00edch h\u1ee3p \u0111\u01b0\u1ee3c ch\u1ecdn.*Th\u1eddi gian th\u1eed nghi\u1ec7m kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh r\u00f5 r\u00e0ng.<\/span><\/li>\n<\/ul>\n<\/div>\n
      \n

      Lo\u1ea1i th\u1eed nghi\u1ec7m (Cao su JIS K 6257\/ISO 188)<\/h3>\n

      C\u00f3 hai lo\u1ea1i th\u1eed nghi\u1ec7m: Th\u1eed nghi\u1ec7m l\u00e3o h\u00f3a t\u0103ng t\u1ed1c (T\u1ea1i ph\u01b0\u01a1ng ph\u00e1p) v\u00e0 Th\u1eed nghi\u1ec7m kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t (ph\u01b0\u01a1ng ph\u00e1p Hr).<\/p>\n

        \n
      • Th\u1eed nghi\u1ec7m l\u00e3o h\u00f3a t\u0103ng t\u1ed1c<\/span>Trong th\u1eed nghi\u1ec7m n\u00e0y, m\u1eabu v\u1eadt \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n so v\u1edbi \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf, \u0111\u1ec3 t\u00e1i t\u1ea1o c\u00e1c t\u00e1c \u0111\u1ed9ng c\u1ee7a qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a t\u1ef1 nhi\u00ean trong th\u1eddi gian ng\u1eafn.<\/li>\n
      • Th\u1eed nghi\u1ec7m kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t<\/span>Trong th\u1eed nghi\u1ec7m n\u00e0y, m\u1eabu v\u1eadt \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u1edf nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 nhi\u1ec7t \u0111\u1ed9 m\u00e0 m\u1eabu v\u1eadt th\u1ef1c s\u1ef1 s\u1ebd ti\u1ebfp x\u00fac, trong \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf.<\/li>\n<\/ul>\n<\/div>\n<\/section>\n
        \n

        \u0110\u00e1nh gi\u00e1<\/span><\/h2>\n
        \n

        \u0110\u1ed1i v\u1edbi cao su<\/h3>\n

        C\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a m\u1eabu v\u1eadt th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c \u0111o sau khi qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a ho\u00e0n t\u1ea5t. Sau \u0111\u00f3, s\u1ef1 thay \u0111\u1ed5i t\u1eeb gi\u00e1 tr\u1ecb l\u00e3o h\u00f3a tr\u01b0\u1edbc \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n \u0111\u1ec3 ki\u1ec3m tra c\u00e1c \u0111\u1eb7c t\u00ednh l\u00e3o h\u00f3a nhi\u1ec7t.<\/p>\n

        T\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd kh\u00e1c ngo\u00e0i \u0111\u1ed9 c\u1ee9ng \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c sau.<\/p>\n

        \n
        \n
        \"T\u1ed1c<\/div>\n

        T\u1ed1c \u0111\u1ed9 gi\u1eef l\u1ea1i \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c sau.<\/p>\n

        \"T\u1ef7<\/div>\n
        <\/div>\n

        \u0110\u1ed9 c\u1ee9ng \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c sau.<\/p>\n

        \"\u0110\u1ed9<\/div>\n
        <\/div>\n<\/div>\n
        \n
          \n
        • AC<\/sub>:T\u1ef7 l\u1ec7 thay \u0111\u1ed5i sau khi l\u00e3o h\u00f3a so v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd tr\u01b0\u1edbc khi l\u00e3o h\u00f3a<\/li>\n
        • AR<\/sub>:T\u1ef7 l\u1ec7 duy tr\u00ec sau khi l\u00e3o h\u00f3a so v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd tr\u01b0\u1edbc khi l\u00e3o h\u00f3a<\/li>\n
        • X0<\/sub>:\u0110\u1ed9 pH trung b\u00ecnh
          \n","protected":false},"excerpt":{"rendered":"

          L\u00f2 l\u00e3o h\u00f3a lo\u1ea1i Geer (l\u00f2 l\u00e3o h\u00f3a nhi\u1ec7t tu\u1ea7n ho\u00e0n kh\u00f4ng kh\u00ed c\u01b0\u1ee1ng b\u1ee9c) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh l\u00e3o h\u00f3a nhi\u1ec7t c\u1ee7a polyme, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u1ef1a v\u00e0 cao su, b\u1eb1ng c\u00e1ch nung n\u00f3ng c\u00e1c m\u1eabu th\u1eed \u0111\u1ec3 \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a. Ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t l\u00e0 […]\n","protected":false},"author":2,"featured_media":5194,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[165],"tags":[],"class_list":["post-6047","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/posts\/6047","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/comments?post=6047"}],"version-history":[{"count":0,"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/posts\/6047\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/media\/5194"}],"wp:attachment":[{"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/media?parent=6047"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/categories?post=6047"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yasudaseiki.vn\/vi\/wp-json\/wp\/v2\/tags?post=6047"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}