{"id":117227,"date":"2022-06-24T10:20:03","date_gmt":"2022-06-24T02:20:03","guid":{"rendered":"https:\/\/www.alpapowder.com\/117227\/"},"modified":"2022-06-20T17:05:41","modified_gmt":"2022-06-20T09:05:41","slug":"cong-cu-sua-doi-be-mat-da-duoc-chon-nen-su-dung-no-nhu-the-nao","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/117227\/","title":{"rendered":"C\u00f4ng c\u1ee5 s\u1eeda \u0111\u1ed5i b\u1ec1 m\u1eb7t \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ecdn, n\u00ean s\u1eed d\u1ee5ng n\u00f3 nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"

\"\"<\/p>\n

Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t ch\u1ee7 y\u1ebfu bao g\u1ed3m: li\u1ec1u l\u01b0\u1ee3ng, chu\u1ea9n b\u1ecb, ph\u00e2n t\u00e1n, ph\u01b0\u01a1ng ph\u00e1p b\u1ed5 sung v\u00e0 tr\u00ecnh t\u1ef1 \u0111\u1ecbnh l\u01b0\u1ee3ng khi s\u1eed d\u1ee5ng hai ho\u1eb7c nhi\u1ec1u ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t.<\/p>\n

1. L\u01b0\u1ee3ng ch\u1ea5t s\u1eeda \u0111\u1ed5i b\u1ec1 m\u1eb7t<\/p>\n

V\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft, c\u1ea7n c\u00f3 li\u1ec1u l\u01b0\u1ee3ng t\u1ed1i \u01b0u \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 h\u1ea5p ph\u1ee5 l\u1edbp \u0111\u01a1n ph\u00e2n t\u1eed tr\u00ean b\u1ec1 m\u1eb7t h\u1ea1t. Li\u1ec1u l\u01b0\u1ee3ng n\u00e0y li\u00ean quan \u0111\u1ebfn di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t c\u1ee5 th\u1ec3 c\u1ee7a nguy\u00ean li\u1ec7u b\u1ed9t v\u00e0 di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang c\u1ee7a c\u00e1c ph\u00e2n t\u1eed ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t, nh\u01b0ng li\u1ec1u l\u01b0\u1ee3ng n\u00e0y kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i l\u00e0 100%. L\u01b0\u1ee3ng ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t t\u1ed1i \u01b0u th\u1ef1c t\u1ebf ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng th\u1eed nghi\u1ec7m s\u1eeda \u0111\u1ed5i v\u00e0 th\u1eed nghi\u1ec7m t\u00ednh n\u0103ng \u1ee9ng d\u1ee5ng, b\u1edfi v\u00ec l\u01b0\u1ee3ng ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t kh\u00f4ng ch\u1ec9 li\u00ean quan \u0111\u1ebfn t\u00ednh \u0111\u1ed3ng nh\u1ea5t c\u1ee7a s\u1ef1 ph\u00e2n t\u00e1n v\u00e0 l\u1edbp ph\u1ee7 c\u1ee7a ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t trong qu\u00e1 tr\u00ecnh s\u1eeda \u0111\u1ed5i b\u1ec1 m\u1eb7t m\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a h\u1ec7 th\u1ed1ng \u1ee9ng d\u1ee5ng cho c\u00e1c \u0111\u1eb7c t\u00ednh b\u1ec1 m\u1eb7t v\u00e0 c\u00e1c ch\u1ec9 ti\u00eau k\u1ef9 thu\u1eadt c\u1ee7a nguy\u00ean li\u1ec7u th\u00f4 d\u1ea1ng b\u1ed9t.<\/p>\n

Khi th\u1ef1c hi\u1ec7n s\u1eeda \u0111\u1ed5i l\u1edbp ph\u1ee7 h\u00f3a h\u1ecdc, c\u00f3 m\u1ed9t m\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng \u1ee9ng nh\u1ea5t \u0111\u1ecbnh gi\u1eefa l\u01b0\u1ee3ng ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t v\u00e0 t\u1ef7 l\u1ec7 l\u1edbp ph\u1ee7. N\u00f3i chung, l\u00fac \u0111\u1ea7u, khi l\u01b0\u1ee3ng b\u1ed9t t\u0103ng l\u00ean, l\u01b0\u1ee3ng b\u1ed9t ph\u1ee7 b\u1ec1 m\u1eb7t t\u0103ng l\u00ean nhanh ch\u00f3ng, nh\u01b0ng sau \u0111\u00f3 xu h\u01b0\u1edbng t\u0103ng ch\u1eadm l\u1ea1i, v\u00e0 sau m\u1ed9t li\u1ec1u l\u01b0\u1ee3ng nh\u1ea5t \u0111\u1ecbnh, l\u01b0\u1ee3ng b\u1ed9t ph\u1ee7 b\u1ec1 m\u1eb7t kh\u00f4ng c\u00f2n t\u0103ng n\u1eefa. Do \u0111\u00f3, m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng qu\u00e1 nhi\u1ec1u l\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft, l\u00e0m t\u0103ng chi ph\u00ed s\u1ea3n xu\u1ea5t tr\u00ean quan \u0111i\u1ec3m kinh t\u1ebf.<\/p>\n

2. Ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n b\u1ecb c\u1ee7a ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t<\/p>\n

C\u00e1c ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t kh\u00e1c nhau y\u00eau c\u1ea7u c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o c\u00f4ng th\u1ee9c kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0:
\n\u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 ch\u1ea5t k\u1ebft n\u1ed1i silan, silanol \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t ch\u1ea5t li\u00ean k\u1ebft v\u1edbi b\u1ec1 m\u1eb7t c\u1ee7a b\u1ed9t. V\u00ec v\u1eady, \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 bi\u1ebfn t\u00ednh t\u1ed1t (h\u1ea5p ph\u1ee5 h\u00f3a h\u1ecdc), t\u1ed1t nh\u1ea5t n\u00ean th\u1ee7y ph\u00e2n tr\u01b0\u1edbc khi th\u00eam v\u00e0o.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t h\u1eefu c\u01a1 kh\u00e1c c\u1ea7n \u0111\u01b0\u1ee3c pha lo\u00e3ng v\u00e0 h\u00f2a tan tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng, ch\u1eb3ng h\u1ea1n nh\u01b0 titanat, aluminat, axit stearic, v.v., n\u00ean s\u1eed d\u1ee5ng dung m\u00f4i h\u1eefu c\u01a1 t\u01b0\u01a1ng \u1ee9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 etanol tuy\u1ec7t \u0111\u1ed1i, isopropanol, glycerol, toluen, ete, axeton, v.v. \u0111\u1ec3 pha lo\u00e3ng v\u00e0 h\u00f2a tan.<\/p>\n

3. C\u00e1ch th\u00eam c\u00f4ng c\u1ee5 s\u1eeda \u0111\u1ed5i b\u1ec1 m\u1eb7t<\/p>\n

C\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 th\u00eam ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t l\u00e0 l\u00e0m cho ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac v\u1edbi b\u1ed9t \u0111\u1ed3ng nh\u1ea5t v\u00e0 ho\u00e0n to\u00e0n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 ph\u00e2n t\u00e1n cao c\u1ee7a ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t v\u00e0 l\u1edbp ph\u1ee7 \u0111\u1ed3ng nh\u1ea5t c\u1ee7a ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t h\u1ea1t.<\/p>\n

V\u00ec v\u1eady, t\u1ed1t nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p phun ho\u1eb7c nh\u1ecf gi\u1ecdt (b\u1ed5 sung) li\u00ean t\u1ee5c c\u00f3 li\u00ean quan \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 c\u1ea5p b\u1ed9t. T\u1ea5t nhi\u00ean, ch\u1ec9 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 s\u1eeda \u0111\u1ed5i b\u1ec1 m\u1eb7t b\u1ed9t li\u00ean t\u1ee5c \u0111\u1ec3 th\u00eam li\u00ean t\u1ee5c c\u00e1c ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t.<\/p>\n

4. Tr\u00ecnh t\u1ef1 \u0111\u1ecbnh l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t<\/p>\n

Do t\u00ednh ch\u1ea5t kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t c\u1ee7a b\u1ec1 m\u1eb7t b\u1ed9t, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u00ednh ch\u1ea5t b\u1ec1 m\u1eb7t c\u1ee7a ch\u1ea5t \u0111\u1ed9n ho\u1eb7c b\u1ed9t m\u00e0u v\u00f4 c\u01a1, \u0111\u00f4i khi tr\u1ed9n c\u00e1c ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t s\u1ebd t\u1ed1t h\u01a1n so v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng m\u1ed9t ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t \u0111\u01a1n l\u1ebb. V\u00ed d\u1ee5, vi\u1ec7c s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p ch\u1ea5t n\u1ed1i titanate v\u00e0 axit stearic \u0111\u1ec3 s\u1eeda \u0111\u1ed5i b\u1ec1 m\u1eb7t c\u1ee7a canxi cacbonat kh\u00f4ng ch\u1ec9 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd b\u1ec1 m\u1eb7t m\u00e0 c\u00f2n gi\u1ea3m l\u01b0\u1ee3ng ch\u1ea5t n\u1ed1i titanat v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t.<\/p>\n

Tuy nhi\u00ean, khi hai ho\u1eb7c nhi\u1ec1u ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd b\u1ed9t, th\u1ee9 t\u1ef1 \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00f3 \u1ea3nh h\u01b0\u1edfng nh\u1ea5t \u0111\u1ecbnh \u0111\u1ebfn hi\u1ec7u qu\u1ea3 s\u1eeda \u0111\u1ed5i b\u1ec1 m\u1eb7t cu\u1ed1i c\u00f9ng.<\/p>\n

Khi x\u00e1c \u0111\u1ecbnh th\u1ee9 t\u1ef1 b\u1ed5 sung ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t, tr\u01b0\u1edbc h\u1ebft, c\u1ea7n ph\u00e2n t\u00edch vai tr\u00f2 t\u01b0\u01a1ng \u1ee9ng c\u1ee7a hai ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t v\u00e0 c\u00e1ch ch\u00fang t\u01b0\u01a1ng t\u00e1c v\u1edbi b\u1ec1 m\u1eb7t b\u1ed9t (h\u1ea5p ph\u1ee5 v\u1eadt l\u00fd ho\u1eb7c h\u1ea5p ph\u1ee5 h\u00f3a h\u1ecdc). N\u00f3i chung, ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t \u0111\u00f3ng vai tr\u00f2 ch\u00ednh v\u00e0 ch\u1ee7 y\u1ebfu d\u1ef1a tr\u00ean s\u1ef1 h\u1ea5p ph\u1ee5 h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ea7u ti\u00ean, sau \u0111\u00f3 ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t \u0111\u00f3ng vai tr\u00f2 th\u1ee9 y\u1ebfu v\u00e0 ch\u1ee7 y\u1ebfu d\u1ef1a tr\u00ean s\u1ef1 h\u1ea5p ph\u1ee5 v\u1eadt l\u00fd \u0111\u01b0\u1ee3c th\u00eam v\u00e0o, nh\u01b0ng cu\u1ed1i c\u00f9ng n\u00f3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng c\u00e1c th\u1eed nghi\u1ec7m \u1ee9ng d\u1ee5ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t ch\u1ee7 y\u1ebfu bao g\u1ed3m: li\u1ec1u l\u01b0\u1ee3ng, chu\u1ea9n b\u1ecb, ph\u00e2n t\u00e1n, ph\u01b0\u01a1ng ph\u00e1p b\u1ed5 sung v\u00e0 tr\u00ecnh t\u1ef1 \u0111\u1ecbnh l\u01b0\u1ee3ng khi s\u1eed d\u1ee5ng hai ho\u1eb7c nhi\u1ec1u ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh b\u1ec1 m\u1eb7t.<\/p>\n","protected":false},"author":7,"featured_media":117203,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-117227","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghiep-tin-tuc-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/117227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=117227"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/117227\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/117203"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=117227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=117227"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=117227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}