Omule, ai \u00eencercat vreodat\u0103 s\u0103 amesteci un lot de s\u0103pun de cas\u0103 \u0219i te-ai ales cu un monstru spumos care pur \u0219i simplu nu vrea s\u0103 se opreasc\u0103? Sau v-a\u021bi turnat o ap\u0103 rece de la robinet, doar pentru ca jum\u0103tate din ea s\u0103 bolboroseasc\u0103 pe margini de parc\u0103 ar avea o minte proprie? Spuma este a\u0219a de viclean\u0103 - distractiv\u0103 \u00eentr-o baie cu bule, dar un co\u0219mar total \u00een fabrici sau buc\u0103t\u0103rii, unde \u00eencurc\u0103 lucr\u0103rile. Acesta este momentul \u00een care agen\u021bii antispuman\u021bi intervin. Aceste substan\u021be chimice ingenioase, numite uneori antispumante, sunt, practic, sp\u0103rg\u0103torii de bule. Ele intervin \u0219i le sparg, men\u021bin\u00e2nd lichidele netede \u0219i f\u0103r\u0103 dramatism. Dac\u0103 v-a\u021bi \u00eentrebat vreodat\u0103 cum de sucul dvs. preferat r\u0103m\u00e2ne efervescent f\u0103r\u0103 s\u0103 explodeze sau de ce vopseaua nu arat\u0103 ca fri\u0219ca, mul\u021bumi\u021bi-le acestor eroi necunoscu\u021bi. Haide\u021bi s\u0103 discut\u0103m despre ce sunt, cum \u00ee\u0219i fac treaba \u0219i de ce sunt cam peste tot.<\/p>\n
\u00cen regul\u0103, deci care este treaba cu spumantul? Imagina\u021bi-v\u0103 acest lucru: Spuma se formeaz\u0103 atunci c\u00e2nd aerul sau gazul se amestec\u0103 \u00eentr-un lichid, iar agen\u021bii tensioactivi (moleculele de s\u0103pun) stabilizeaz\u0103 bulele astfel \u00eenc\u00e2t acestea s\u0103 r\u0103m\u00e2n\u0103 \u00een jur. Sarcina unui antispumant este s\u0103 distrug\u0103 aceast\u0103 stabilitate. Poate fi prin sc\u0103derea tensiunii superficiale - acea piele invizibil\u0103 a lichidelor - sau prin g\u0103urirea pere\u021bilor bulelor p\u00e2n\u0103 c\u00e2nd acestea se pr\u0103bu\u0219esc. \u00cemi amintesc c\u0103 m\u0103 jucam odat\u0103 cu un detergent de bricolaj \u0219i, f\u0103r\u0103 un antispumant, era ca un vulcan din t\u00e2rgul de \u0219tiin\u021b\u0103 care a mers prost. Cei mai mul\u021bi antispuman\u021bi sunt ni\u0219te particule care resping apa, cum ar fi uleiuri sau particule, care plutesc la suprafa\u021b\u0103 \u0219i se \u00eempr\u0103\u0219tie, for\u021b\u00e2nd bulele s\u0103 fuzioneze \u0219i s\u0103 explodeze. Nu este o chestie \u0219tiin\u021bific\u0103, dar este inteligent\u0103 - cam la fel cum uleiul \u0219i apa nu se amestec\u0103, dar aici este folosit\u0103 \u00een scopuri bune.<\/p>\n
Exist\u0103 o gr\u0103mad\u0103 de astfel de agen\u021bi, adapta\u021bi pentru diferite mizerii. S\u0103 lu\u0103m ca exemplu antispumantul siliconic - acesta este tipul dur, fabricat din materiale precum polidimetilsiloxanul (\u00eencerca\u021bi s\u0103 spune\u021bi asta dup\u0103 c\u00e2teva beri). Fac fa\u021b\u0103 c\u0103ldurii ca ni\u0219te campioni, a\u0219a c\u0103 le ve\u021bi g\u0103si \u00een rafin\u0103riile de petrol sau \u00een cuvele de pr\u0103jire, unde lucrurile devin fierbin\u021bi. De asemenea, nu sunt toxice, motiv pentru care sunt potrivite pentru alimente \u0219i medicamente. Apoi, exist\u0103 cele pe baz\u0103 de ulei, realizate din uleiuri minerale sau vegetale, cu pu\u021bin\u0103 cear\u0103 \u00een plus - ieftine \u0219i vesele pentru vopsele, cerneluri sau adezivi. Dac\u0103 vre\u021bi s\u0103 fi\u021bi mai ecologic, spumantele pe baz\u0103 de ap\u0103 folosesc acizi gra\u0219i sau alcooli, minunate pentru cur\u0103\u021barea apelor reziduale f\u0103r\u0103 a ad\u0103uga mai multe gunoaie pe planet\u0103. Iar pentru cei mai puternici, cum ar fi cei din fabricile de h\u00e2rtie, unde spuma este o bestie, cei pe baz\u0103 de polimeri intervin cu un plus de for\u021b\u0103. Alegerea gre\u0219it\u0103? S-ar putea s\u0103 produce\u021bi mai mult\u0103 spum\u0103 sau s\u0103 r\u0103m\u00e2ne\u021bi cu resturi murdare. Totul este s\u0103 potrivi\u021bi agentul cu personalitatea spumei.<\/p>\n
Aceste lucruri apar \u00een locuri pe care nu le-ai b\u0103nui niciodat\u0103. \u00cen lumea alimentar\u0103, ele se afl\u0103 \u00een b\u0103uturile cu bule pentru a \u00eempiedica liniile de \u00eembuteliere s\u0103 se transforme \u00eentr-o mizerie - imagina\u021bi-v\u0103 benzi transportoare \u00eenecate \u00een spum\u0103 de cola. Brutarii le strecoar\u0103 \u00een aluaturi, astfel \u00eenc\u00e2t p\u00e2inea s\u0103 nu aib\u0103 g\u0103uri de aer ciudate care o fac friabil\u0103. Farmaci\u0219tii le folosesc \u00een siropurile de tuse sau \u00een creme pentru a men\u021bine amestecurile lipsite de bule, asigur\u00e2ndu-se c\u0103 nici o murd\u0103rie prins\u0103 nu afecteaz\u0103 doza. \u00cen sta\u021biile de epurare, antispumantul domole\u0219te spumele provenite de la s\u0103punurile de rufe \u0219i de la de\u0219eurile alimentare, prevenind rev\u0103rs\u0103rile care ar putea inunda comuna sau ucide pe\u0219tii din aval. Platformele petroliere? Ele sparg emulsiile spumoase, astfel \u00eenc\u00e2t \u021bi\u021beiul s\u0103 se separe curat. Chiar \u0219i la fabricarea textilelor sau a h\u00e2rtiei, ele men\u021bin ma\u0219inile \u00een func\u021biune f\u0103r\u0103 ca spuma s\u0103 \u00eencetineasc\u0103 totul. Odat\u0103, am vizitat o fabric\u0103 de bere, iar ghidul era convins de eficien\u021ba spumantelor - spunea c\u0103, f\u0103r\u0103 ele, ar pierde tone de bere la fiecare schimb. Este o nebunie cum ceva at\u00e2t de mic men\u021bine pe linia de plutire opera\u021biunile mari.<\/p>\n
Desigur, acestea nu sunt perfecte. Dac\u0103 exagera\u021bi, o solu\u021bie antispumant\u0103 v\u0103 poate altera produsul - reziduurile de silicon pot da un gust nepl\u0103cut m\u00e2nc\u0103rii sau pot strica str\u0103lucirea vopselei. Tipurile de ulei nu sunt \u00eentotdeauna ecologice, r\u0103m\u00e2n\u00e2nd \u00een ap\u0103 mult timp dup\u0103 ce sunt aruncate. Normele FDA sau EPA le \u021bin sub control, astfel \u00eenc\u00e2t companiile le testeaz\u0103 din greu pentru a r\u0103m\u00e2ne legale. \u0218i sunt preten\u021bioase; ceea ce face spum\u0103 \u00een supa fierbinte poate e\u0219ua \u00een lipiciul rece. Pentru a-\u0219i da seama, este nevoie de c\u00e2teva experimente, care nu sunt ieftine. Dar, hei, avantajele? Ele sporesc eficien\u021ba, reduc de\u0219eurile \u0219i \u00eembun\u0103t\u0103\u021besc calitatea produselor. F\u0103r\u0103 antispumant \u00een produc\u021bia de detergen\u021bi? Ma\u0219ina dumneavoastr\u0103 de sp\u0103lat ar ar\u0103ta ca o petrecere rave. De asemenea, pia\u021ba explodeaz\u0103 - v\u00e2nz\u0103ri de miliarde de euro, \u00een special \u00een zone \u00een cre\u0219tere precum Asia, cu noi versiuni nano care sunt mai mici, mai inteligente \u0219i poate mai pu\u021bin d\u0103un\u0103toare.<\/p>\n
La sf\u00e2r\u0219itul zilei, agen\u021bii antispuman\u021bi sunt acei reparatori din spatele scenei care ne fac lumea mai pu\u021bin spumoas\u0103 \u00een sensul r\u0103u. Data viitoare c\u00e2nd spuma cafelei dvs. cu lapte va fi perfect\u0103 sau c\u00e2nd vopseaua dvs. de perete va fi fin\u0103, da\u021bi-le un semn din cap. Agen\u021bii antispuman\u021bi sunt dovada c\u0103 rezolvarea micilor probleme poate preveni dureri mari de cap. Dac\u0103 v\u0103 ocupa\u021bi de fabricarea berii acas\u0103 sau de artizanat, cump\u0103ra\u021bi c\u00e2teva online - dar verifica\u021bi etichetele, da? Probleme cu bulele rezolvate.<\/p>","protected":false},"excerpt":{"rendered":"
Defoaming Agent: Those Little Bubble Killers That Save the Day Everywhere Man, have you ever tried mixing up a batch […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[5],"tags":[],"class_list":["post-190","post","type-post","status-publish","format-standard","hentry","category-product"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/posts\/190","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/comments?post=190"}],"version-history":[{"count":1,"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/posts\/190\/revisions"}],"predecessor-version":[{"id":191,"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/posts\/190\/revisions\/191"}],"wp:attachment":[{"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/media?parent=190"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/categories?post=190"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/defoamingagent.net\/ro\/wp-json\/wp\/v2\/tags?post=190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}