{"id":134509,"date":"2024-10-10T13:07:49","date_gmt":"2024-10-10T05:07:49","guid":{"rendered":"https:\/\/www.alpapowder.com\/134509\/"},"modified":"2024-10-10T13:07:50","modified_gmt":"2024-10-10T05:07:50","slug":"bari-sunfat-dong-vai-tro-quan-trong-nhu-the-nao-trong-san-xuat-pin","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/134509\/","title":{"rendered":"Bari sunfat \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o trong s\u1ea3n xu\u1ea5t pin?"},"content":{"rendered":"

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Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a barit l\u00e0 bari sunfat (BaSO4), v\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng n\u1ed5i ti\u1ebfng nh\u1ea5t c\u1ee7a n\u00f3 l\u00e0 ch\u1ea5t l\u00e0m n\u1eb7ng b\u00f9n khoan d\u1ea7u, h\u00f3a ch\u1ea5t bari v\u00e0 nguy\u00ean li\u1ec7u th\u00f4 \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ee9c x\u1ea1 h\u1ea1t nh\u00e2n.<\/p>\n

Bari sunfat c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 tr\u01a1 h\u00f3a h\u1ecdc m\u1ea1nh, \u1ed5n \u0111\u1ecbnh t\u1ed1t, ch\u1ed1ng axit v\u00e0 ki\u1ec1m, \u0111\u1ed9 c\u1ee9ng v\u1eeba ph\u1ea3i, tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang cao, \u0111\u1ed9 tr\u1eafng cao v\u00e0 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 c\u00e1c tia c\u00f3 h\u1ea1i. \u0110\u00e2y l\u00e0 v\u1eadt li\u1ec7u th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng. Nano bari sunfat c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao kh\u00f4ng ch\u1ec9 c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng c\u1ee7a bari sunfat th\u00f4ng th\u01b0\u1eddng m\u00e0 c\u00f2n c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng \u0111\u1eb7c bi\u1ec7t kh\u00e1c. V\u00ed d\u1ee5, n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 s\u01a1n ph\u1ee7, l\u00e0m gi\u1ea5y, cao su, m\u1ef1c in v\u00e0 nh\u1ef1a.<\/p>\n

Bari sunfat c\u0169ng c\u00f3 m\u1ed9t \u1ee9ng d\u1ee5ng quan tr\u1ecdng – ch\u1ea5t gi\u00e3n n\u1edf v\u00f4 c\u01a1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t trong s\u1ea3n xu\u1ea5t pin. L\u00e0 m\u1ed9t lo\u1ea1i n\u0103ng l\u01b0\u1ee3ng m\u1edbi c\u01a1 b\u1ea3n, c\u00f3 th\u1ec3 t\u00e1i t\u1ea1o v\u00e0 t\u00e1i ch\u1ebf, pin \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 giao th\u00f4ng v\u1eadn t\u1ea3i, th\u00f4ng tin li\u00ean l\u1ea1c, \u0111i\u1ec7n, \u0111\u01b0\u1eddng s\u1eaft, qu\u1ed1c ph\u00f2ng, m\u00e1y t\u00ednh v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc.<\/p>\n

L\u00e0 m\u1ed9t lo\u1ea1i kho\u00e1ng ch\u1ea5t n\u0103ng l\u01b0\u1ee3ng m\u1edbi, bari sunfat \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong s\u1ea3n xu\u1ea5t pin. Nguy\u00ean nh\u00e2n ch\u00ednh khi\u1ebfn tu\u1ed5i th\u1ecd pin ng\u1eafn l\u1ea1i l\u00e0: sunfat h\u00f3a c\u1ef1c \u00e2m c\u1ee7a pin. Do \u0111\u00f3, trong pin axit ch\u00ec, vai tr\u00f2 ch\u00ednh c\u1ee7a bari sunfat l\u00e0 t\u0103ng c\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u1ef1c \u00e2m, ng\u0103n kh\u00f4ng cho c\u1ef1c d\u01b0\u01a1ng b\u1ecb c\u1ee9ng l\u1ea1i v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a pin.<\/p>\n

Trong b\u1ed9t ch\u00ec \u00e2m c\u1ee7a pin, bari sunfat k\u1ebft t\u1ee7a c\u00f3 \u0111\u1eb7c t\u00ednh l\u00e0m \u0111\u1ea7y tuy\u1ec7t v\u1eddi v\u00e0 \u0111\u1eb7c t\u00ednh \u1ed5n \u0111\u1ecbnh th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3m m\u1ee9c \u0111\u1ed9 sunfat h\u00f3a c\u1ee7a c\u1ef1c \u00e2m c\u1ee7a pin. Nguy\u00ean nh\u00e2n nh\u01b0 sau:<\/p>\n

1. Bari sunfat v\u00e0 ch\u00ec sunfat c\u00f3 c\u00f9ng c\u1ea5u tr\u00fac m\u1ea1ng, c\u00f3 l\u1ee3i cho ch\u00ec sunfat (PbSO_4) do c\u1ef1c \u00e2m c\u1ee7a pin t\u1ea1o ra v\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a bari sunfat (BaSO4) \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u0111\u1ec1u \u1edf c\u00e1c v\u1ecb tr\u00ed kh\u00e1c nhau c\u1ee7a t\u1ea5m, do \u0111\u00f3 \u1ee9c ch\u1ebf qu\u00e1 tr\u00ecnh sunfat h\u00f3a kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a pin.<\/p>\n

2. Bari sunfat k\u1ebft t\u1ee7a c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf v\u00e0 kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n t\u1ed1t. C\u00e1c th\u00ed nghi\u1ec7m \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng khi kh\u00f4ng c\u00f3 s\u1ef1 k\u1ebft t\u1ee5, k\u00edch th\u01b0\u1edbc h\u1ea1t bari sunfat c\u00e0ng nh\u1ecf th\u00ec m\u1ee9c \u0111\u1ed9 sunfat h\u00f3a c\u1ee7a \u0111i\u1ec7n c\u1ef1c \u00e2m c\u1ee7a pin c\u00e0ng th\u1ea5p.<\/p>\n

3. Bari sunfat k\u1ebft t\u1ee7a c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, h\u1ea7u nh\u01b0 kh\u00f4ng ch\u1ee9a s\u1eaft v\u00e0 kh\u00f4ng d\u1ec5 x\u1ea3. Khi pin \u0111\u01b0\u1ee3c x\u1ea3, PbSO4 c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u t\u00e2m tinh th\u1ec3 h\u01a1n, ng\u0103n ng\u1eeba t\u1ed1t h\u01a1n di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang c\u1ee7a ch\u00ec b\u1ecb co l\u1ea1i, t\u0103ng c\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1ea5m \u0111i\u1ec7n c\u1ef1c \u00e2m, ng\u0103n t\u1ea5m b\u1ecb c\u1ee9ng v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a pin.<\/p>\n

4. Bari sunfat c\u1ef1c k\u1ef3 tr\u01a1 v\u00e0 kh\u00f4ng tham gia v\u00e0o qu\u00e1 tr\u00ecnh oxy h\u00f3a kh\u1eed c\u1ee7a \u0111i\u1ec7n c\u1ef1c. N\u00f3 t\u00e1ch ch\u00ec ra kh\u1ecfi ch\u00ec ho\u1eb7c ch\u00ec sunfat v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc, do \u0111\u00f3 duy tr\u00ec di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang ph\u00e1t tri\u1ec3n t\u1ed1t c\u1ee7a v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c.<\/p>\n","protected":false},"excerpt":{"rendered":"

Bari sunfat c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 tr\u01a1 v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc m\u1ea1nh, \u1ed5n \u0111\u1ecbnh t\u1ed1t, kh\u00e1ng axit v\u00e0 ki\u1ec1m, \u0111\u1ed9 c\u1ee9ng v\u1eeba ph\u1ea3i, tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang cao, \u0111\u1ed9 tr\u1eafng cao v\u00e0 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 c\u00e1c tia c\u00f3 h\u1ea1i.<\/p>\n","protected":false},"author":7,"featured_media":134473,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-134509","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\/134509"}],"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=134509"}],"version-history":[{"count":1,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/134509\/revisions"}],"predecessor-version":[{"id":134510,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/134509\/revisions\/134510"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/134473"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=134509"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=134509"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=134509"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}