{"id":10621,"date":"2024-07-22T11:25:57","date_gmt":"2024-07-22T04:25:57","guid":{"rendered":"https:\/\/olphs.net\/?p=10621"},"modified":"2024-07-22T11:25:57","modified_gmt":"2024-07-22T04:25:57","slug":"lam-the-nao-de-tao-ra-ca-phe-da-loai-bo-khu-cafein","status":"publish","type":"post","link":"https:\/\/olphs.net\/lam-the-nao-de-tao-ra-ca-phe-da-loai-bo-khu-cafein\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u1ea1o ra c\u00e0 ph\u00ea \u0111\u00e3 lo\u1ea1i b\u1ecf\/kh\u1eed cafein?"},"content":{"rendered":"

M\u1eb7c d\u00f9 nhi\u1ec1u ng\u01b0\u1eddi tr\u00ean th\u1ebf gi\u1edbi u\u1ed1ng c\u00e0 ph\u00ea \u0111\u1ec3 t\u0103ng l\u01b0\u1ee3ng cafein, nh\u01b0ng nhi\u1ec1u ng\u01b0\u1eddi l\u1ea1i ch\u1ecdn c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein ho\u1eb7c c\u00e0 ph\u00ea c\u00f3 l\u01b0\u1ee3ng cafein th\u1ea5p. Theo Transparency Market Research, gi\u00e1 tr\u1ecb th\u1ecb tr\u01b0\u1eddng c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein to\u00e0n c\u1ea7u d\u1ef1 ki\u1ebfn s\u1ebd \u0111\u1ea1t 14,83 t\u1ef7 USD v\u00e0o n\u0103m 2031.<\/em><\/span><\/p>\n

Qu\u00e1 tr\u00ecnh kh\u1eed cafein \u0111\u1ea7u ti\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng g\u1ea7n 120 n\u0103m tr\u01b0\u1edbc b\u1edfi nh\u00e0 bu\u00f4n c\u00e0 ph\u00ea ng\u01b0\u1eddi \u0110\u1ee9c Ludwig Roselius. V\u00e0o n\u0103m 1903, \u00f4ng \u0111\u00e3 s\u1ea3n xu\u1ea5t l\u00f4 c\u00e0 ph\u00ea th\u01b0\u01a1ng m\u1ea1i \u0111\u1ea7u ti\u00ean kh\u00f4ng ch\u1ee9a cafein. K\u1ec3 t\u1eeb \u0111\u00f3, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u1eed cafein \u0111\u00e3 ph\u00e1t tri\u1ec3n v\u00e0 thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 \u2013 v\u00e0 hi\u1ec7n c\u00f3 nhi\u1ec1u k\u1ef9 thu\u1eadt m\u1edbi.<\/em><\/span><\/p>\n

\u0110\u1ec3 t\u00ecm hi\u1ec3u th\u00eam, t\u00f4i \u0111\u00e3 n\u00f3i chuy\u1ec7n v\u1edbi hai chuy\u00ean gia v\u1ec1 c\u00e0 ph\u00ea. \u0110\u1ecdc ti\u1ebfp \u0111\u1ec3 nghe nh\u1eefng nh\u1eadn \u0111\u1ecbnh c\u1ee7a h\u1ecd v\u1ec1 c\u00e1c qu\u00e1 tr\u00ecnh kh\u1eed cafein kh\u00e1c nhau.<\/em><\/span><\/p>\n

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

NGU\u1ed2N G\u1ed0C C\u1ee6A C\u00c0 PH\u00ca \u0110\u00c3 KH\u1eec CAFEIN<\/h5>\n

Nhi\u1ec1u ng\u01b0\u1eddi tr\u00ean th\u1ebf gi\u1edbi u\u1ed1ng c\u00e0 ph\u00ea ch\u1ee7 y\u1ebfu v\u00ec cafein m\u00e0 n\u00f3 ch\u1ee9a.<\/span><\/p>\n

Cafein k\u00edch th\u00edch h\u1ec7 th\u1ea7n kinh trung \u01b0\u01a1ng, c\u1ea3i thi\u1ec7n ch\u1ee9c n\u0103ng nh\u1eadn th\u1ee9c, s\u1ef1 t\u1ec9nh t\u00e1o v\u00e0 t\u00e2m tr\u1ea1ng. Trong khi nhi\u1ec1u ng\u01b0\u1eddi ti\u00eau d\u00f9ng th\u00edch nh\u1eefng t\u00e1c d\u1ee5ng ph\u1ee5 n\u00e0y, nh\u1eefng ng\u01b0\u1eddi kh\u00e1c l\u1ea1i mu\u1ed1n gi\u1ea3m l\u01b0\u1ee3ng cafein ti\u00eau th\u1ee5. M\u1ed9t s\u1ed1 ng\u01b0\u1eddi th\u1eadm ch\u00ed tr\u00e1nh ho\u00e0n to\u00e0n cafein v\u00ec l\u00fd do s\u1ee9c kh\u1ecfe. \u0110\u1ec3 \u0111\u00e1p \u1ee9ng nh\u1eefng nhu c\u1ea7u n\u00e0y, ng\u00e0nh c\u00f4ng nghi\u1ec7p c\u00e0 ph\u00ea \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t s\u1ed1 quy tr\u00ecnh kh\u1eed cafein trong nhi\u1ec1u n\u0103m qua.<\/span><\/p>\n

Sau khi Ludwig Roselius s\u1ea3n xu\u1ea5t l\u00f4 c\u00e0 ph\u00ea th\u01b0\u01a1ng m\u1ea1i \u0111\u1ea7u ti\u00ean kh\u00f4ng ch\u1ee9a cafein v\u00e0o n\u0103m 1903, \u00f4ng b\u1eaft \u0111\u1ea7u b\u00e1n n\u00f3 qua c\u00f4ng ty th\u01b0\u01a1ng m\u1ea1i Kaffee HAG c\u1ee7a m\u00ecnh. Ba n\u0103m sau, Roselius c\u00f9ng v\u1edbi Karl Wimmer v\u00e0 Johann Meyer \u0111\u00e3 n\u1ed9p b\u1eb1ng s\u00e1ng ch\u1ebf \u1edf M\u1ef9 v\u1ec1 \u201cx\u1eed l\u00fd c\u00e0 ph\u00ea.\u201d K\u1ef9 thu\u1eadt kh\u1eed cafein c\u1ee7a h\u1ecd bao g\u1ed3m h\u1ea5p h\u1ea1t xanh trong n\u01b0\u1edbc mu\u1ed1i v\u00e0 sau \u0111\u00f3 h\u00f2a tan cafein b\u1eb1ng benzene \u2013 m\u1ed9t ch\u1ea5t sau n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 ch\u1ea5t g\u00e2y ung th\u01b0.<\/span><\/p>\n

K\u1ec3 t\u1eeb \u0111\u00f3, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u1eed cafein an to\u00e0n h\u01a1n \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n. Tuy nhi\u00ean, c\u1ea7n l\u01b0u \u00fd r\u1eb1ng c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein kh\u00f4ng ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 cafein, v\u00ec m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf v\u1eabn c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i sau khi ch\u1ebf bi\u1ebfn. \u0110\u1ec3 \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn l\u00e0 c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein, \u00edt nh\u1ea5t 97% l\u01b0\u1ee3ng cafein ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf. Tuy nhi\u00ean, ti\u00eau chu\u1ea9n ch\u00e2u \u00c2u quy \u0111\u1ecbnh r\u1eb1ng 99,9% l\u01b0\u1ee3ng cafein ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf.<\/span><\/p>\n

Friso Miguel Spoor l\u00e0 \u0111\u1ed3ng s\u00e1ng l\u1eadp c\u1ee7a c\u00f4ng ty nh\u1eadp kh\u1ea9u c\u00e0 ph\u00ea xanh The Coffee Quest \u1edf H\u00e0 Lan. “Tr\u01b0\u1edbc \u0111\u00e2y, c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein ch\u1ee7 y\u1ebfu l\u00e0 lo\u1ea1i ch\u1ea5t l\u01b0\u1ee3ng th\u01b0\u01a1ng m\u1ea1i v\u00e0 c\u00f3 l\u1ebd v\u00ec v\u1eady m\u00e0 ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p h\u01a1n,” anh n\u00f3i. M\u1eb7c d\u00f9 quy tr\u00ecnh kh\u1eed cafein xu\u1ea5t hi\u1ec7n v\u00e0o \u0111\u1ea7u th\u1ebf k\u1ef7 20, nh\u01b0ng n\u00f3 tr\u1edf n\u00ean \u0111\u1eb7c bi\u1ec7t ph\u1ed5 bi\u1ebfn v\u00e0i th\u1eadp k\u1ef7 sau \u0111\u00f3 – \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u00e0o nh\u1eefng n\u0103m 1980.<\/span><\/p>\n

Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, nhu c\u1ea7u v\u1ec1 c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n \u0111\u00e3 t\u0103ng l\u00ean. “Trong n\u0103m n\u0103m qua, m\u1ed9t th\u1ecb tr\u01b0\u1eddng \u0111ang ph\u00e1t tri\u1ec3n cho c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein t\u1ed1t h\u01a1n \u0111\u00e3 h\u00ecnh th\u00e0nh,” Friso n\u00f3i. “Ng\u01b0\u1eddi ti\u00eau d\u00f9ng mu\u1ed1n m\u1ed9t lo\u1ea1i c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein ch\u1ea5t l\u01b0\u1ee3ng cao c\u00f3 h\u01b0\u01a1ng v\u1ecb ngon nh\u01b0 c\u00e1c lo\u1ea1i c\u00e0 ph\u00ea \u0111\u1eb7c s\u1ea3n kh\u00f4ng kh\u1eed cafein kh\u00e1c.”<\/span><\/p>\n

Anh cho bi\u1ebft th\u00eam r\u1eb1ng c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein chi\u1ebfm kho\u1ea3ng 2% t\u1ed5ng doanh s\u1ed1 c\u00e0 ph\u00ea c\u1ee7a The Coffee Quest. “Ch\u00fang t\u00f4i c\u00f3 m\u1ed9t lo\u1ea1i c\u00e0 ph\u00ea Brazil \u0111\u00e3 kh\u1eed cafein b\u00e1n kh\u00e1 t\u1ed1t, nh\u01b0ng c\u00e0 ph\u00ea Colombia \u0111\u00e3 kh\u1eed cafein c\u1ee7a ch\u00fang t\u00f4i c\u00f3 gi\u00e1 cao h\u01a1n m\u1ed9t ch\u00fat v\u00ec ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n,” anh gi\u1ea3i th\u00edch.<\/span><\/p>\n

 <\/p>\n

C\u00c1C QUY TR\u00ccNH KH\u1eec CAFEIN KH\u00c1C NHAU<\/h5>\n

K\u1ec3 t\u1eeb \u0111\u1ea7u nh\u1eefng n\u0103m 1900, m\u1ed9t s\u1ed1 quy tr\u00ecnh kh\u1eed cafein kh\u00e1c nhau \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 lo\u1ea1i b\u1ecf cafein.<\/span><\/p>\n

Dung m\u00f4i h\u00f3a h\u1ecdc<\/strong><\/h6>\n

Tr\u01b0\u1edbc \u0111\u00e2y, m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh \u0111\u1ec3 lo\u1ea1i b\u1ecf cafein kh\u1ecfi c\u00e0 ph\u00ea xanh l\u00e0 s\u1eed d\u1ee5ng dung m\u00f4i h\u00f3a h\u1ecdc \u2013 ch\u1ee7 y\u1ebfu l\u00e0 methyl chloride ho\u1eb7c ethyl acetate.<\/span><\/p>\n

M\u1ed9t h\u1ed7n h\u1ee3p n\u01b0\u1edbc v\u00e0 dung m\u00f4i t\u1ed5ng h\u1ee3p (\u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 m\u00f4 ph\u1ecfng c\u1ea5u tr\u00fac h\u00f3a h\u1ecdc c\u1ee7a c\u00e0 ph\u00ea kh\u00f4ng c\u00f3 cafein) \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng tr\u1ef1c ti\u1ebfp ho\u1eb7c gi\u00e1n ti\u1ebfp l\u00ean h\u1ea1t xanh.<\/span><\/p>\n

Trong quy tr\u00ecnh tr\u1ef1c ti\u1ebfp, c\u00e0 ph\u00ea xanh \u0111\u01b0\u1ee3c li\u00ean t\u1ee5c h\u1ea5p v\u00e0 sau \u0111\u00f3 r\u1eeda b\u1eb1ng dung m\u00f4i trong t\u1ed1i \u0111a m\u01b0\u1eddi gi\u1edd tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c r\u00fat n\u01b0\u1edbc v\u00e0 h\u1ea5p l\u1ea1i \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u1eb7n dung m\u00f4i.<\/span><\/p>\n

Quy tr\u00ecnh gi\u00e1n ti\u1ebfp, m\u1eb7t kh\u00e1c, li\u00ean quan \u0111\u1ebfn vi\u1ec7c ng\u00e2m c\u00e0 ph\u00ea xanh trong n\u01b0\u1edbc n\u00f3ng trong v\u00e0i gi\u1edd tr\u01b0\u1edbc khi lo\u1ea1i b\u1ecf n\u00f3 v\u00e0 th\u00eam dung m\u00f4i.<\/span><\/p>\n

Tuy nhi\u00ean, c\u1ea7n l\u01b0u \u00fd r\u1eb1ng ng\u00e0y c\u00e0ng \u00edt c\u00f4ng ty c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein s\u1eed d\u1ee5ng methyl chloride l\u00e0m dung m\u00f4i v\u00ec n\u00f3 c\u00f3 th\u1ec3 \u0111\u1ed9c h\u1ea1i \u1edf m\u1ee9c cao. Tuy nhi\u00ean, theo C\u1ee5c Qu\u1ea3n l\u00fd Th\u1ef1c ph\u1ea9m v\u00e0 D\u01b0\u1ee3c ph\u1ea9m Hoa K\u1ef3, m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf methyl chloride an to\u00e0n cho ti\u00eau d\u00f9ng.<\/span><\/p>\n

Quy tr\u00ecnh Swiss Water<\/strong><\/h6>\n

\u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n l\u1ea7n \u0111\u1ea7u t\u1ea1i Th\u1ee5y S\u0129 v\u00e0o nh\u1eefng n\u0103m 1930 v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng th\u01b0\u01a1ng m\u1ea1i t\u1eeb nh\u1eefng n\u0103m 1970, quy tr\u00ecnh Swiss Water \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf s\u1eed d\u1ee5ng n\u01b0\u1edbc t\u01b0\u01a1i ch\u1ee9a c\u00e1c h\u1ee3p ch\u1ea5t h\u00f2a tan t\u1eeb c\u00e0 ph\u00ea xanh (tr\u1eeb cafein, \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf b\u1eb1ng b\u1ed9 l\u1ecdc carbon). H\u1ed7n h\u1ee3p n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Green Coffee Extract (GCE).<\/span><\/p>\n

C\u00e0 ph\u00ea xanh sau \u0111\u00f3 \u0111\u01b0\u1ee3c ng\u00e2m trong h\u1ed7n h\u1ee3p n\u00e0y trong t\u1ed1i \u0111a m\u01b0\u1eddi gi\u1edd, cho ph\u00e9p c\u00e1c h\u1ee3p ch\u1ea5t cafein chuy\u1ec3n t\u1eeb h\u1ea1t xanh sang GCE \u2013 d\u1eabn \u0111\u1ebfn h\u00e0m l\u01b0\u1ee3ng cafein kho\u1ea3ng 0,01%.<\/span><\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c chuy\u00ean gia c\u00e0 ph\u00ea \u0111\u1eb7c s\u1ea3n, quy tr\u00ecnh kh\u1eed cafein Swiss Water c\u00f3 l\u1ebd l\u00e0 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nhi\u1ec1u nh\u1ea5t, v\u00ec n\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 b\u1ea3o qu\u1ea3n h\u1ea7u h\u1ebft c\u00e1c t\u00ednh ch\u1ea5t v\u1ed1n c\u00f3 c\u1ee7a c\u00e0 ph\u00ea. Ngo\u00e0i ra, n\u00f3 l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p an to\u00e0n v\u00e0 t\u1ef1 nhi\u00ean nh\u1ea5t \u0111\u1ec3 lo\u1ea1i b\u1ecf cafein kh\u1ecfi c\u00e0 ph\u00ea xanh.<\/span><\/p>\n

Quy tr\u00ecnh n\u01b0\u1edbc thay th\u1ebf<\/strong><\/h6>\n

Trong khi quy tr\u00ecnh Swiss Water l\u00e0 quy tr\u00ecnh n\u01b0\u1edbc ph\u1ed5 bi\u1ebfn nh\u1ea5t, c\u00e1c c\u00f4ng ty kh\u00e1c c\u0169ng \u0111\u00e3 ph\u00e1t tri\u1ec3n c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ri\u00eang c\u1ee7a h\u1ecd \u0111\u1ec3 lo\u1ea1i b\u1ecf cafein b\u1eb1ng n\u01b0\u1edbc.<\/span><\/p>\n

N\u0103m 1987, c\u00f4ng ty Mexico Descamex \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t quy tr\u00ecnh n\u01b0\u1edbc \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 th\u1ea9m th\u1ea5u v\u00e0 l\u1ecdc carbon \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Mountain Water Process.<\/span><\/p>\n

Luis Demetrio Arandia Muguira l\u00e0 Gi\u00e1m \u0111\u1ed1c \u0111i\u1ec1u h\u00e0nh t\u1ea1i Descamex. “Nguy\u00ean t\u1eafc chi\u1ebft xu\u1ea5t cafein t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c quy tr\u00ecnh n\u01b0\u1edbc kh\u00e1c, nh\u01b0ng ch\u00fang t\u00f4i thay \u0111\u1ed5i nhi\u1ec1u bi\u1ebfn s\u1ed1 kh\u00e1c nhau,” anh n\u00f3i. Trong quy tr\u00ecnh n\u00e0y, c\u00e0 ph\u00ea xanh \u0111\u01b0\u1ee3c h\u1ea5p v\u00e0 ng\u00e2m trong chi\u1ebft xu\u1ea5t c\u00e0 ph\u00ea xanh \u0111\u00e3 kh\u1eed cafein, thay \u0111\u1ed5i c\u00e1c bi\u1ebfn s\u1ed1 nh\u01b0 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc, nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t. Khi h\u1ea1t xanh \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn m\u1ee9c cafein mong mu\u1ed1n, ch\u00fang \u0111\u01b0\u1ee3c l\u00e0m kh\u00f4 v\u00e0 l\u00e0m s\u1ea1ch ba l\u1ea7n.<\/span><\/p>\n

“M\u1ee5c ti\u00eau ch\u00ednh c\u1ee7a ch\u00fang t\u00f4i l\u00e0 b\u1ea3o qu\u1ea3n c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m g\u1ed1c c\u1ee7a c\u00e0 ph\u00ea c\u00e0ng nhi\u1ec1u c\u00e0ng t\u1ed1t,” Luis n\u00f3i. Anh cho bi\u1ebft th\u00eam r\u1eb1ng m\u1ed9t s\u1ed1 nh\u00e0 rang \u0111\u00e3 mua c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein t\u1eeb Descamex \u0111\u00e3 t\u00ecm th\u1ea5y c\u00e1c n\u1ed1t h\u01b0\u01a1ng c\u1ee7a thu\u1ed1c l\u00e1, m\u1ea1ch nha v\u00e0 caramel trong c\u00e0 ph\u00ea rang cu\u1ed1i c\u00f9ng. Tuy nhi\u00ean, Luis nh\u1ea5n m\u1ea1nh r\u1eb1ng \u0111i\u1ec1u n\u00e0y cu\u1ed1i c\u00f9ng ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1, bao g\u1ed3m ngu\u1ed3n g\u1ed1c v\u00e0 h\u1ed3 s\u01a1 rang.<\/span><\/p>\n

Quy tr\u00ecnh carbon dioxide<\/strong><\/h6>\n

M\u1ed9t trong nh\u1eefng k\u1ef9 thu\u1eadt kh\u1eed cafein quan tr\u1ecdng kh\u00e1c l\u00e0 quy tr\u00ecnh carbon dioxide.<\/span><\/p>\n

Quy tr\u00ecnh n\u00e0y li\u00ean quan \u0111\u1ebfn vi\u1ec7c ng\u00e2m c\u00e0 ph\u00ea xanh trong carbon dioxide l\u1ecfng \u1edf \u00e1p su\u1ea5t l\u00ean \u0111\u1ebfn 300 atmospheres.<\/span><\/p>\n

“V\u00ec quy tr\u00ecnh carbon dioxide di\u1ec5n ra d\u01b0\u1edbi \u00e1p su\u1ea5t cao nh\u01b0 v\u1eady, n\u00f3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 quy tr\u00ecnh ‘si\u00eau t\u1edbi h\u1ea1n’,” Luis n\u00f3i. “\u00c1p su\u1ea5t cao khi\u1ebfn carbon dioxide tr\u1edf th\u00e0nh ch\u1ea5t l\u1ecfng, gi\u00fap n\u00f3 k\u1ebft h\u1ee3p nhi\u1ec1u cafein h\u01a1n.” Carbon dioxide l\u1ecfng ho\u1eb7c h\u1ea5p th\u1ee5 c\u00e1c h\u1ee3p ch\u1ea5t cafein v\u00e0 bay h\u01a1i, ho\u1eb7c n\u00f3 \u0111\u01b0\u1ee3c chuy\u1ec3n qua b\u1ed9 l\u1ecdc carbon \u0111\u1ec3 lo\u1ea1i b\u1ecf cafein c\u00f2n l\u1ea1i.<\/span><\/p>\n

Friso n\u00f3i v\u1edbi t\u00f4i r\u1eb1ng khi anh th\u1eed c\u00e1c lo\u1ea1i c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein \u0111\u00e3 qua quy tr\u00ecnh carbon dioxide, k\u1ebft qu\u1ea3 r\u1ea5t kh\u1ea3 quan. “\u0110\u1ed9 \u0111\u1eadm \u0111\u1eb7c c\u1ee7a th\u00e2n c\u00e0 ph\u00ea \u00edt h\u01a1n m\u1ed9t ch\u00fat, nh\u01b0ng c\u1ea3m gi\u00e1c mi\u1ec7ng r\u00f5 r\u1ec7t,” anh n\u00f3i. “M\u1ed9t trong nh\u1eefng lo\u1ea1i c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein, m\u1ed9t lo\u1ea1i c\u00e0 ph\u00ea Colombia t\u1eeb Huila La Victoria, c\u00f3 h\u01b0\u01a1ng th\u01a1m h\u01a1i hoa v\u00e0 c\u00f3 \u0111\u1ed9 axit tinh t\u1ebf.<\/span><\/p>\n

“Quy tr\u00ecnh n\u00e0y c\u00f3 thay \u0111\u1ed5i m\u1ed9t ch\u00fat h\u1ed3 s\u01a1 h\u01b0\u01a1ng v\u1ecb, nh\u01b0ng n\u00f3 v\u1eabn ng\u1ecdt v\u00e0 nh\u1eadn \u0111\u01b0\u1ee3c ph\u1ea3n h\u1ed3i t\u1ed1t t\u1eeb kh\u00e1ch h\u00e0ng,” anh n\u00f3i th\u00eam. “Ch\u00fang t\u00f4i c\u0169ng c\u00f3 m\u1ed9t lo\u1ea1i c\u00e0 ph\u00ea Brazil \u0111\u00e3 kh\u1eed cafein \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng quy tr\u00ecnh carbon dioxide c\u0169ng v\u1eabn ng\u1ecdt.” M\u1eb7c d\u00f9 k\u1ebft qu\u1ea3 kh\u1ea3 quan, k\u1ef9 thu\u1eadt n\u00e0y ti\u00eau t\u1ed1n nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n, c\u00f3 ngh\u0129a l\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a quy tr\u00ecnh n\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i ch\u1eadm. Luis n\u00f3i v\u1edbi t\u00f4i, “\u00c1p su\u1ea5t cao c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho m\u1ed9t s\u1ed1 lo\u1ea1i c\u00e0 ph\u00ea, nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 c\u00f3 l\u1ee3i cho c\u00e1c lo\u1ea1i kh\u00e1c.”<\/span><\/p>\n

 <\/p>\n

Quy tr\u00ecnh m\u00eda \u0111\u01b0\u1eddng<\/strong><\/h6>\n

M\u1ed9t trong nh\u1eefng xu h\u01b0\u1edbng m\u1edbi n\u1ed5i trong quy tr\u00ecnh kh\u1eed cafein l\u00e0 quy tr\u00ecnh m\u00eda \u0111\u01b0\u1eddng.<\/span><\/p>\n

Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp, ethyl acetate – m\u1ed9t d\u1eabn xu\u1ea5t t\u1ef1 nhi\u00ean c\u1ee7a m\u00eda \u0111\u01b0\u1eddng v\u00e0 m\u1ed9t s\u1ed1 lo\u1ea1i tr\u00e1i c\u00e2y – l\u00e0 m\u1ed9t dung m\u00f4i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf cafein. “G\u1ea7n \u0111\u00e2y, ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea5y ng\u00e0y c\u00e0ng nhi\u1ec1u nh\u00e0 cung c\u1ea5p s\u1eed d\u1ee5ng quy tr\u00ecnh m\u00eda \u0111\u01b0\u1eddng, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf Colombia,” Friso gi\u1ea3i th\u00edch.<\/span><\/p>\n

M\u1ed9t trong nh\u1eefng ng\u01b0\u1eddi ti\u00ean phong c\u1ee7a quy tr\u00ecnh n\u00e0y l\u00e0 Descafecol, m\u1ed9t c\u00f4ng ty Colombia s\u1eed d\u1ee5ng ethyl acetate t\u1ef1 nhi\u00ean chi\u1ebft xu\u1ea5t t\u1eeb m\u00eda \u0111\u01b0\u1eddng \u0111\u1ecba ph\u01b0\u01a1ng. Chi\u1ebft xu\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi n\u01b0\u1edbc su\u1ed1i, sau \u0111\u00f3 h\u1ea1t xanh \u0111\u01b0\u1ee3c th\u00eam v\u00e0o d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t nh\u1eb9. Descafecol cho bi\u1ebft nhi\u1ec1u kh\u00e1ch h\u00e0ng c\u1ee7a h\u1ecd \u0111\u00e3 \u0111\u00e1nh gi\u00e1 c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein v\u1edbi h\u01a1n 85 \u0111i\u1ec3m tr\u00ean thang \u0111i\u1ec3m c\u1ee7a Hi\u1ec7p h\u1ed9i C\u00e0 ph\u00ea \u0110\u1eb7c s\u1ea3n.<\/span><\/p>\n

“V\u1ec1 m\u1eb7t h\u00ecnh th\u1ee9c, c\u00e0 ph\u00ea tr\u00f4ng kh\u00e1c bi\u1ec7t, nh\u01b0ng tr\u00ean b\u00e0n n\u1ebfm c\u00e0 ph\u00ea, b\u1ea1n kh\u00f4ng th\u1ec3 th\u1ef1c s\u1ef1 ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 h\u01b0\u01a1ng v\u1ecb,” Friso n\u00f3i. “\u0110\u1ed9 axit v\u1eabn s\u00e1ng v\u00e0 r\u00f5 n\u00e9t trong c\u00e1c lo\u1ea1i c\u00e0 ph\u00ea decaf \u0111\u1eb7c s\u1ea3n, nh\u01b0ng \u0111\u00f3 ch\u1ec9 l\u00e0 nh\u1eefng lo\u1ea1i c\u00e0 ph\u00ea decaf m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 n\u1ebfm th\u1eed cho \u0111\u1ebfn nay.”<\/span><\/p>\n

NH\u00ccN V\u1ec0 T\u01af\u01a0I LAI<\/strong><\/h6>\n

Luis cho t\u00f4i bi\u1ebft r\u1eb1ng nhu c\u1ea7u v\u1ec1 c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein ch\u1eafc ch\u1eafn \u0111ang t\u0103ng l\u00ean. “Ch\u00fang t\u00f4i \u0111\u00e3 nh\u1eadn th\u1ea5y ba xu h\u01b0\u1edbng n\u1ed5i b\u1eadt tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein,” anh n\u00f3i. “Th\u1ee9 nh\u1ea5t, s\u1ef1 gia t\u0103ng ti\u00eau th\u1ee5 c\u00e0 ph\u00ea t\u1ea1i nh\u00e0 do Covid-19 \u0111\u00e3 d\u1eabn \u0111\u1ebfn vi\u1ec7c m\u1ecdi ng\u01b0\u1eddi u\u1ed1ng nhi\u1ec1u c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein h\u01a1n. Th\u1ee9 hai, c\u00f3 s\u1ef1 nh\u1eadn th\u1ee9c cao h\u01a1n c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng v\u1ec1 l\u01b0\u1ee3ng cafein ti\u00eau th\u1ee5,” anh n\u00f3i th\u00eam. “Cu\u1ed1i c\u00f9ng, m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng th\u1ecb tr\u01b0\u1eddng l\u1edbn h\u01a1n \u0111ang b\u1eaft \u0111\u1ea7u u\u1ed1ng nhi\u1ec1u c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein h\u01a1n.”<\/span><\/p>\n

Cu\u1ed1i c\u00f9ng, ng\u00e0y c\u00e0ng nhi\u1ec1u ng\u01b0\u1eddi ti\u00eau d\u00f9ng y\u00eau c\u1ea7u c\u00e0 ph\u00ea ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n \u2013 v\u00e0 c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein kh\u00f4ng ph\u1ea3i l\u00e0 ngo\u1ea1i l\u1ec7. M\u1eb7c d\u00f9 n\u00f3 \u0111\u00e3 c\u00f3 ti\u1ebfng x\u1ea5u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p trong l\u1ecbch s\u1eed, \u0111i\u1ec1u n\u00e0y \u0111\u00e3 b\u1eaft \u0111\u1ea7u thay \u0111\u1ed5i trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y.<\/span><\/p>\n

V\u00ed d\u1ee5, \u0111\u1ed1i th\u1ee7 c\u1ee7a Gi\u1ea3i v\u00f4 \u0111\u1ecbch Barista Canada Cole Torode \u0111\u00e3 gi\u00e0nh gi\u1ea3i ba t\u1ea1i Gi\u1ea3i v\u00f4 \u0111\u1ecbch Th\u1ebf gi\u1edbi n\u0103m 2019 v\u1edbi m\u1ed9t lo\u1ea1i Gesha \u0111\u00e3 kh\u1eed cafein \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng quy tr\u00ecnh Swiss Water, \u0111i\u1ec1u n\u00e0y ch\u1eafc ch\u1eafn l\u00e0 d\u1ea5u hi\u1ec7u cho th\u1ea5y ch\u1ea5t l\u01b0\u1ee3ng \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/span><\/p>\n

B\u00ean c\u1ea1nh xu h\u01b0\u1edbng n\u00e0y, m\u1ed9t s\u1ed1 lo\u1ea1i c\u00e0 ph\u00ea \u00edt cafein c\u0169ng \u0111\u00e3 xu\u1ea5t hi\u1ec7n trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y. Laurina l\u00e0 m\u1ed9t trong nh\u1eefng v\u00ed d\u1ee5 n\u1ed5i ti\u1ebfng nh\u1ea5t (ch\u1ee9a ch\u1ec9 0,2% \u0111\u1ebfn 0,3% cafein), trong khi c\u00e1c v\u00ed d\u1ee5 kh\u00e1c bao g\u1ed3m Coffea charrieriana t\u1eeb T\u00e2y Cameroon v\u00e0 m\u1ed9t gi\u1ed1ng Arabica g\u1ecdi l\u00e0 AC1 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n \u1edf Ethiopia. Kh\u00f4ng nghi ng\u1edd g\u00ec n\u1eefa, ph\u00e2n kh\u00fac th\u1ecb tr\u01b0\u1eddng c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein \u0111\u00e3 ti\u1ebfn xa k\u1ec3 t\u1eeb khi xu\u1ea5t hi\u1ec7n v\u00e0o \u0111\u1ea7u th\u1ebf k\u1ef7 20, v\u1edbi m\u1ed9t lo\u1ea1t c\u00e1c k\u1ef9 thu\u1eadt m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n trong nh\u1eefng n\u0103m qua. V\u00e0 v\u1edbi d\u1ef1 \u0111o\u00e1n r\u1eb1ng th\u1ecb tr\u01b0\u1eddng s\u1ebd ti\u1ebfp t\u1ee5c t\u0103ng tr\u01b0\u1edfng trong nh\u1eefng n\u0103m t\u1edbi, ch\u00fang ta c\u00f3 th\u1ec3 th\u1ea5y nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p v\u00e0 quy tr\u00ecnh tr\u1edf n\u00ean d\u1ec5 ti\u1ebfp c\u1eadn h\u01a1n.<\/span><\/p>\n

Trong b\u1ed1i c\u1ea3nh n\u00e0y, s\u1ef1 ph\u00e1t tri\u1ec3n g\u1ea7n \u0111\u00e2y c\u1ee7a c\u00e1c lo\u1ea1i c\u00e0 ph\u00ea \u00edt cafein c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u01b0\u01a1ng lai c\u1ee7a th\u1ecb tr\u01b0\u1eddng c\u00e0 ph\u00ea \u0111\u00e3 kh\u1eed cafein \u2013 nh\u01b0ng ch\u00ednh x\u00e1c \u0111i\u1ec1u n\u00e0y s\u1ebd x\u1ea3y ra nh\u01b0 th\u1ebf n\u00e0o v\u1eabn c\u00f2n ph\u1ea3i ch\u1edd xem.<\/span><\/p>\n

<\/h5>\n
NGU\u1ed2N THAM KH\u1ea2O:<\/h5>\n

Wie wird koffeinfreier Kaffee hergestellt?<\/a><\/p><\/blockquote>\n

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M\u1eb7c d\u00f9 nhi\u1ec1u ng\u01b0\u1eddi tr\u00ean th\u1ebf gi\u1edbi u\u1ed1ng c\u00e0 ph\u00ea \u0111\u1ec3 t\u0103ng l\u01b0\u1ee3ng cafein, nh\u01b0ng nhi\u1ec1u ng\u01b0\u1eddi l\u1ea1i ch\u1ecdn c\u00e0 […]<\/p>\n","protected":false},"author":205,"featured_media":10629,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":""},"categories":[742],"tags":[],"lang":"vi","translations":{"vi":10621},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/posts\/10621"}],"collection":[{"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/users\/205"}],"replies":[{"embeddable":true,"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/comments?post=10621"}],"version-history":[{"count":3,"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/posts\/10621\/revisions"}],"predecessor-version":[{"id":10633,"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/posts\/10621\/revisions\/10633"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/media\/10629"}],"wp:attachment":[{"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/media?parent=10621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/categories?post=10621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/olphs.net\/wp-json\/wp\/v2\/tags?post=10621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}