{"id":7866,"date":"2021-11-20T15:32:52","date_gmt":"2021-11-20T08:32:52","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=7866"},"modified":"2021-11-20T17:13:04","modified_gmt":"2021-11-20T10:13:04","slug":"vi-sao-bang-keo-dan-ep-chi-can-ep-manh-la-bam-chat","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/vi-sao-bang-keo-dan-ep-chi-can-ep-manh-la-bam-chat\/","title":{"rendered":"V\u00ec sao b\u0103ng keo d\u00e1n \u00e9p ch\u1ec9 c\u1ea7n \u00e9p m\u1ea1nh l\u00e0 b\u00e1m ch\u1eb7t?"},"content":{"rendered":"\n

N\u00f3i \u0111\u1ebfn \u201ckeo d\u00e1n \u00e9p\u201d nghe h\u01a1i l\u1ea1 tai. Nh\u01b0ng th\u1ef1c ra n\u00f3 r\u1ea5t quen thu\u1ed9c v\u1edbi ch\u00fang ta. Gi\u1ea5y d\u00e1n d\u00f9ng \u1edf v\u0103n ph\u00f2ng, b\u0103ng keo trong, b\u0103ng cao c\u1ee9u th\u01b0\u01a1ng, b\u0103ng d\u00ednh cao su\u2026 \u0111\u1ec1u thu\u1ed9c h\u1ecd keo d\u00e1n \u00e9p. S\u1edf d\u0129 g\u1ecdi l\u00e0 keo d\u00e1n \u00e9p v\u00ec kh\u00f4ng c\u1ea7n gia nhi\u1ec7t, kh\u00f4ng c\u1ea7n ph\u1ed1i h\u1ee3p v\u1edbi c\u00e1c dung d\u1ecbch h\u1ed3 d\u00e1n kh\u00e1c, ch\u1ec9 c\u1ea7n d\u00f9ng tay \u00e9p m\u1ed9t c\u00e1i l\u00e0 d\u00ednh ch\u1eb7t. \u0110em keo d\u00e1n \u00e9p ph\u1ee7 l\u00ean m\u1ed9t m\u00e0ng m\u1ecfng l\u00e0m \u0111\u1ebf ta s\u1ebd c\u00f3 b\u0103ng keo d\u00e1n \u00e9p.<\/p>\n\n\n\n

C\u00f3 nhi\u1ec1u lo\u1ea1i b\u0103ng keo d\u00e1n \u00e9p, l\u01b0\u1ee3ng s\u1eed d\u1ee5ng l\u1edbn, c\u00f3 th\u1ec3 d\u00e1n l\u00ean nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u. B\u0103ng d\u00e1n \u00e9p th\u00f4ng th\u01b0\u1eddng do ba b\u1ed9 ph\u1eadn l\u1edbn t\u1ea1o n\u00ean. \u0110\u1ebf b\u0103ng keo, ch\u1ea5t d\u00ednh b\u00e1m v\u00e0 ch\u1ea5t c\u00e1ch ly. \u0110\u1ea1i \u0111a s\u1ed1 b\u0103ng keo d\u00e1n \u00e9p \u0111\u01b0\u1ee3c cu\u1ed9n th\u00e0nh cu\u1ed9n. V\u1eadt li\u1ec7u l\u00e0m \u0111\u1ebf th\u01b0\u1eddng l\u00e0 c\u00e1c m\u00e0ng m\u1ecfng b\u1eb1ng plyclovinyl, polyetylen, polyprolylen\u2026 N\u1ebfu keo d\u00e1n c\u00f3 \u0111\u1ed9 d\u00ednh b\u00e1m t\u1ed1t th\u00ec r\u1ea5t kh\u00f3 th\u00e1o ra kh\u1ecfi cu\u1ed9n \u0111\u1ec3 s\u1eed d\u1ee5ng, v\u00ec v\u1eady ng\u01b0\u1eddi ta c\u1ea7n ph\u1ea3i nh\u1edd \u0111\u1ebfn ch\u1ea5t c\u00e1ch ly. V\u1edbi c\u00e1c b\u0103ng d\u00ednh m\u1ed9t m\u1eb7t, ch\u1ea5t c\u00e1ch ly th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u1ee7 \u1edf sau l\u01b0ng m\u1eb7t c\u00f3 keo d\u00e1n. V\u1edbi lo\u1ea1i b\u0103ng keo d\u00ednh hai m\u1eb7t ng\u01b0\u1eddi ta ph\u1ea3i k\u1eb9p b\u0103ng keo d\u00e1n v\u00e0o gi\u1eefa hai l\u1edbp b\u0103ng c\u00f3 ph\u1ee7 ch\u1ea5t c\u00e1ch ly, t\u1ee9c hai m\u1eb7t keo d\u00e1n \u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c ng\u0103n b\u1eb1ng b\u0103ng gi\u1ea5y ho\u1eb7c b\u0103ng b\u1eb1ng ch\u1ea5t d\u1ebbo m\u1ecfng c\u00f3 ph\u1ee7 ch\u1ea5t c\u00e1ch ly.<\/p>\n\n\n\n

C\u00e1c chuy\u00ean gia<\/a> c\u00f2n ph\u00e1t minh ra m\u1ed9t lo\u1ea1i b\u0103ng keo d\u00e1n \u00e9p c\u00f3 ch\u1ea5t gia c\u1ed1 \u0111\u1ed9 d\u00ednh b\u00e1m. Lo\u1ea1i b\u0103ng d\u00ednh n\u00e0y c\u00f3 tr\u1ea3i m\u1ed9t l\u1edbp g\u1ed3m nh\u1eefng t\u00fai li ti m\u1eaft ng\u01b0\u1eddi kh\u00f4ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c, b\u00ean trong t\u00fai nh\u1ecf c\u00f3 ch\u1ee9a ch\u1ea5t d\u00ednh b\u00e1m c\u00f3 \u0111\u1ed9 d\u00ednh b\u00e1m c\u01b0\u1eddng \u0111\u1ed9 l\u1edbn, \u1edf m\u1eb7t ngo\u00e0i c\u00e1c t\u00fai nh\u1ecf l\u1ea1i c\u00f3 ph\u1ee7 m\u1ed9t l\u1edbp keo c\u00f3 \u0111\u1ed9 d\u00ednh b\u00e1m nh\u1ecf. Khi s\u1eed d\u1ee5ng, n\u1ebfu d\u00f9ng tay \u1ea5n nh\u1eb9 th\u00ec b\u0103ng keo s\u1ebd d\u00ednh v\u00e0o v\u1eadt c\u1ea7n d\u00e1n v\u1edbi l\u1ef1c d\u00ednh nh\u1ecf. Khi v\u1ecb tr\u00ed c\u1ee7a m\u1ea3nh b\u0103ng d\u00ednh c\u00f2n ch\u01b0a th\u00edch h\u1ee3p ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 thay \u0111\u1ed5i v\u1ecb tr\u00ed m\u1ea3nh b\u0103ng keo \u0111\u1ebfn ch\u1ed7 v\u1eeba \u00fd, sau \u0111\u00f3 d\u00f9ng s\u1ee9c \u1ea5n m\u1ea1nh l\u00ean ph\u00eda l\u01b0ng c\u1ee7a mi\u1ebfng b\u0103ng d\u00ednh, b\u1ea5y gi\u1edd ch\u1ea5t d\u00ednh b\u00e1m c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 l\u1edbn b\u00ean trong c\u00e1c t\u00fai nh\u1ecf s\u1ebd ph\u00e1t huy t\u00e1c d\u1ee5ng v\u00e0 m\u1ea3nh b\u0103ng d\u00ednh s\u1ebd d\u00ednh r\u1ea5t ch\u1eb7t v\u00e0o v\u1eadt c\u1ea7n d\u00e1n.<\/p>\n\n\n\n

Ngo\u00e0i ra ng\u01b0\u1eddi ta c\u00f2n d\u00f9ng c\u00e1c lo\u1ea1i b\u0103ng d\u00ednh \u0111\u1eb7c ch\u1ee7ng: Lo\u1ea1i b\u0103ng d\u00ednh gia c\u1ed1 b\u1eb1ng h\u00fat \u1ea9m v\u00e0 lo\u1ea1i b\u0103ng d\u00ednh gia c\u1ed1 b\u1eb1ng chi\u1ebfu x\u1ea1. V\u1edbi lo\u1ea1i b\u0103ng d\u00ednh gia c\u1ed1 theo c\u01a1 ch\u1ebf h\u00fat \u1ea9m, khi m\u1edbi d\u00e1n, b\u0103ng d\u00ednh v\u00e0o b\u1ec1 m\u1eb7t v\u1eadt th\u1ec3, \u0111\u1ed9 d\u00ednh r\u1ea5t th\u1ea5p. Khi h\u1ea5p th\u1ee5 h\u01a1i n\u01b0\u1edbc trong kh\u00f4ng kh\u00ed l\u1ef1c d\u00ednh s\u1ebd t\u0103ng d\u1ea7n, cu\u1ed1i c\u00f9ng l\u1ef1c d\u00ednh c\u00f3 th\u1ec3 t\u0103ng g\u1ea5p 10 l\u1ea7n so v\u1edbi l\u00fac ban \u0111\u1ea7u. V\u1edbi lo\u1ea1i b\u0103ng d\u00ednh gia c\u1ed1 b\u1eb1ng chi\u1ebfu x\u1ea1, sau khi d\u00e1n, cho chi\u1ebfu x\u1ea1 b\u1eb1ng \u0111\u00e8n thu\u1ef7 ng\u00e2n cao \u00e1p trong 10 ph\u00fat, \u0111\u1ed9 d\u00ednh s\u1ebd \u0111\u01b0\u1ee3c t\u0103ng cao nhi\u1ec1u l\u1ea7n.<\/p>\n\n\n\n

T\u1eeb kho\u00e1: B\u0103ng keo d\u00e1n \u00e9p.<\/p>\n\n\n\n

<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"

N\u00f3i \u0111\u1ebfn \u201ckeo d\u00e1n \u00e9p\u201d nghe h\u01a1i l\u1ea1 tai. Nh\u01b0ng th\u1ef1c ra n\u00f3 r\u1ea5t quen thu\u1ed9c v\u1edbi ch\u00fang ta. Gi\u1ea5y d\u00e1n d\u00f9ng \u1edf v\u0103n ph\u00f2ng, b\u0103ng keo trong, b\u0103ng cao c\u1ee9u th\u01b0\u01a1ng, b\u0103ng d\u00ednh cao su\u2026 \u0111\u1ec1u thu\u1ed9c h\u1ecd keo d\u00e1n \u00e9p. S\u1edf d\u0129 g\u1ecdi l\u00e0 keo d\u00e1n \u00e9p v\u00ec kh\u00f4ng c\u1ea7n gia nhi\u1ec7t, kh\u00f4ng […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[8,15],"tags":[],"class_list":["post-7866","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7866","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=7866"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7866\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7866"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7866"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7866"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}