{"id":163,"date":"2026-06-04T09:38:16","date_gmt":"2026-06-04T09:38:16","guid":{"rendered":"https:\/\/defoamer.net\/?p=163"},"modified":"2026-06-04T09:42:04","modified_gmt":"2026-06-04T09:42:04","slug":"putu-slapetajs-neliels-piedevas-daudzums-kas-nelauj-putam-sabojat-visu-partiju","status":"publish","type":"post","link":"https:\/\/defoamer.net\/lv\/defoamer-the-small-addition-that-stops-foam-from-wrecking-an-entire-batch\/","title":{"rendered":"Atputek\u013cot\u0101js: Neliels papildin\u0101jums, kas ne\u013cauj put\u0101m saboj\u0101t visu partiju"},"content":{"rendered":"<div>\n<p dir=\"auto\">Vair\u0101k nek\u0101 divdesmit piecus gadus str\u0101d\u0101jot kr\u0101su un p\u0101rkl\u0101jumu r\u016bpn\u012bc\u0101s, esmu redz\u0113jis, k\u0101 putas p\u0101rv\u0113r\u0161 to, kam vajadz\u0113tu b\u016bt vienk\u0101r\u0161ai ra\u017eo\u0161anas oper\u0101cijai, par garu dienu, kas saist\u012bta ar atteikumiem un p\u0101rstr\u0101di. Nav svar\u012bgi, cik laba ir pigmenta dispersija vai sve\u0137u sist\u0113ma - ja notur\u012bgas putas p\u0101riet uz gatavu kr\u0101su, j\u016bs non\u0101kat pie caurumiem, kr\u0101teriem, sliktas pl\u016bsmas un neapmierin\u0101tiem klientiem. Putu atdal\u012bt\u0101ji ir piedevas, kas mier\u012bgi nov\u0113r\u0161 liel\u0101ko da\u013cu \u0161o probl\u0113mu, bet tikai tad, ja izv\u0113laties pareizo veidu un lietojat to pareizi.<\/p>\n<p dir=\"auto\"><!--more--><\/p>\n<p dir=\"auto\">Putas veidojas, kad augstas berzes mais\u012b\u0161anas, s\u016bkn\u0113\u0161anas vai pild\u012b\u0161anas laik\u0101 \u0161\u0137idrum\u0101 iek\u013c\u016bst gaiss, un burbu\u013cus stabiliz\u0113 tie pa\u0161i virsmas akt\u012bv\u0101s vielas un dispersanti, kas nepiecie\u0161ami prepar\u0101ta sast\u0101v\u0101. \u016adens b\u0101zes sist\u0113m\u0101s \u0161\u012b probl\u0113ma parasti ir izteikt\u0101ka augst\u0101ka virsmas akt\u012bvo vielu satura d\u0113\u013c. Labs putu sl\u0101p\u0113t\u0101js darbojas, pateicoties \u013coti zemai virsmas spraigai, t\u0101d\u0113j\u0101di tas \u0101tri izplat\u0101s pa burbu\u013ca virsmu, izspie\u017e stabiliz\u0113jo\u0161o pl\u0113vi un izraisa burbu\u013ca sienas izpl\u016b\u0161anu un p\u0101rspr\u0101g\u0161anu. Daudzi m\u016bsdienu produkti satur ar\u012b s\u012bkas hidrofobas da\u013ci\u0146as, kas pal\u012bdz p\u0101rgriezt pl\u0113vi no iek\u0161puses.<\/p>\n<p dir=\"auto\">Ir tr\u012bs galven\u0101s produktu grupas, kuras es izmantoju regul\u0101ri. Uz miner\u0101le\u013c\u013cas b\u0101zes balst\u012bti putu sl\u0101p\u0113t\u0101ji ir iztur\u012bgi un izmaksu zi\u0146\u0101 efekt\u012bvi, jo \u012bpa\u0161i r\u016bpnieciskajos un apkopes p\u0101rkl\u0101jumos. Uz silikona b\u0101zes balst\u012bti produkti, parasti modific\u0113ti polidimetilsiloks\u0101ni, nodro\u0161ina \u0101tru putu sl\u0101p\u0113\u0161anu jau \u013coti maz\u0101s dev\u0101s un tiek pla\u0161i izmantoti arhitekt\u016bras un sp\u012bd\u012bg\u0101s \u016bdens b\u0101zes kr\u0101s\u0101s. Polim\u0113ru b\u0101zes vai silikona nesaturo\u0161i risin\u0101jumi ir k\u013cuvu\u0161i popul\u0101r\u0101ki gad\u012bjumos, kad normat\u012bvie akti vai sader\u012bbas apsv\u0113rumi izsl\u0113dz tradicion\u0101lo silikonu izmanto\u0161anu.<\/p>\n<p dir=\"auto\">Es joproj\u0101m atceros k\u0101du projektu ar \u016bdens b\u0101zes akrila r\u016bpniecisko emalju pirms da\u017eiem gadiem, kur\u0101 par\u0101d\u012bj\u0101s re\u0101l\u0101s at\u0161\u0137ir\u012bbas. M\u0113s disper\u0123\u0113j\u0101m TiO\u2082 un organiskos pigmentus 32 % PVC akrila dispersij\u0101. Bez putu sl\u0101p\u0113t\u0101ja miltu b\u0101ze stipri putoja. P\u0113c desmit min\u016bt\u0113m \u0101trgaitas disper\u0123\u0113\u0161anas 250 ml m\u0113rcilindr\u0101 putu augstums sasniedza 175 mm un palika nemain\u012bgs. Gatavajai kr\u0101sai uz uzkl\u0101jumiem bija vid\u0113ji 14 s\u012bki caurumi uz 10 cm\u00b2, sp\u012bdums 60\u00b0 le\u0146\u0137\u012b bija tikai 64 vien\u012bbas, un uzsmidzin\u0101tajiem pane\u013ciem bija redzami krateri.<\/p>\n<p dir=\"auto\">P\u0113c tam m\u0113s izmantoj\u0101m identisku b\u0101zes formulu, kurai at\u0161\u0137aid\u012b\u0161anas posm\u0101 tika pievienoti tr\u012bs da\u017e\u0101di putu sl\u0101p\u0113t\u0101ji 0,3 % akt\u012bv\u0101s vielas koncentr\u0101cij\u0101:<\/p>\n<ul dir=\"auto\">\n<li>Standarta miner\u0101le\u013c\u013cas putu sl\u0101p\u0113t\u0101js samazin\u0101ja putu augstumu l\u012bdz 70 mm. S\u012bku caurumu skaits samazin\u0101j\u0101s l\u012bdz aptuveni 5 uz 10 cm\u00b2, ta\u010du iz\u017euvu\u0161ajai pl\u0113vei bija neliels matums, un sp\u012bdums sasniedza tikai 71 vien\u012bbu. P\u0113c div\u0101m ned\u0113\u013c\u0101m 50 \u00b0C temperat\u016br\u0101 nov\u0113roj\u0101m nelielu virsmas atdal\u012b\u0161anos.<\/li>\n<li>Izmantojot parasto silikona emulsiju, putu sl\u0101\u0146a biezums samazin\u0101j\u0101s l\u012bdz 18 mm, un tika nov\u0113rsti s\u012bki caurumi gan uzkl\u0101tajos, gan uzsmidzin\u0101tajos pane\u013cos. Sp\u012bdums uzlaboj\u0101s l\u012bdz 82 vien\u012bb\u0101m. Uzglab\u0101\u0161anas stabilit\u0101te bija laba, tom\u0113r m\u0113s paman\u012bj\u0101m nelielu sl\u012bd\u0113\u0161anas palielin\u0101\u0161anos, kas v\u0113l\u0101k rad\u012bja nelielas probl\u0113mas, kad klients v\u0113l\u0113j\u0101s veikt atk\u0101rtotu p\u0101rkl\u0101\u0161anu.<\/li>\n<li>Ar poliet\u0113ru modific\u0113ts silikons nodro\u0161in\u0101ja 15 mm biezu putu sl\u0101ni, piln\u012bgu s\u012bku caurumu neesam\u012bbu un visliel\u0101ko sp\u012bdumu \u2014 86 vien\u012bbas. Tas izr\u0101d\u012bj\u0101s ar\u012b visstabil\u0101kais ilgtermi\u0146\u0101 \u2014 p\u0113c 30 dien\u0101m istabas temperat\u016br\u0101 netika nov\u0113rota ne sast\u0101vda\u013cu atdal\u012b\u0161an\u0101s, ne viskozit\u0101tes izmai\u0146as. Vien\u012bgais kompromiss bija neliels virsmas sl\u012bd\u0113\u0161anas pieaugums, ko m\u0113s nov\u0113r\u0161\u0101m, samazinot devu l\u012bdz 0,25 %.<\/li>\n<\/ul>\n<p dir=\"auto\">Modific\u0113t\u0101 silikona versija k\u013cuva par m\u016bsu standarta risin\u0101jumu \u0161aj\u0101 ra\u017eo\u0161anas l\u012bnij\u0101, jo t\u0101 nodro\u0161in\u0101ja visglud\u0101ko pl\u0113vi, neradot jaunus defektus. M\u0113s sadal\u012bj\u0101m piedevas devu \u2014 pusi pievienoj\u0101m mal\u0161anas proces\u0101, pusi \u2014 at\u0161\u0137aid\u012b\u0161anas proces\u0101 \u2014, kas nodro\u0161in\u0101ja nedaudz lab\u0101ku notur\u012bbu nek\u0101 pievienojot visu uzreiz.<\/p>\n<p dir=\"auto\">\u0160is eksperiments apstiprin\u0101ja secin\u0101jumus, kurus esmu nov\u0113rojis daudzos ra\u017eo\u0161anas uz\u0146\u0113mumos. Silikoniem devas izv\u0113le ir \u013coti svar\u012bga; parasti pietiek ar 0,1\u20130,4 %. Daudz liel\u0101kas devas bie\u017ei rada \u201ezivsaules\u201c vai kraterveida defektus, \u012bpa\u0161i sist\u0113m\u0101s ar augstu sp\u012bdumu vai atk\u0101rtotas p\u0101rkl\u0101\u0161anas sist\u0113m\u0101s. Svar\u012bga ir ar\u012b pievieno\u0161anas br\u012b\u017ea izv\u0113le. Ja visu devu pievieno jau mal\u0161anas proces\u0101, tas da\u017ek\u0101rt var samazin\u0101t efektivit\u0101ti v\u0113l\u0101k, jo rodas berzes sp\u0113ks. Savietojam\u012bbas p\u0101rbaude uz re\u0101l\u0101 substr\u0101ta un ar pilnu formul\u0113jumu ir oblig\u0101ta \u2014 produkts, kas vien\u0101 akrila veid\u0101 darbojas perfekti, cit\u0101 var rad\u012bt kraterus, ja taj\u0101 ir noteikti mitrino\u0161ie a\u0123enti.<\/p>\n<p dir=\"auto\">Pieredze liecina, ka uz\u0146\u0113mumi, kuriem ir vismaz\u0101k probl\u0113mu ar putu veido\u0161anos, putu sl\u0101p\u0113t\u0101ju izv\u0113li uztver k\u0101 nopietnu formul\u0113\u0161anas darbu, nevis k\u0101 s\u012bku s\u012bkumu. Tie veic atbilsto\u0161us sal\u012bdzino\u0161os testus, m\u0113ra putu augstumu gan uzreiz, gan p\u0113c 24 stund\u0101m, p\u0101rbauda iz\u017euvu\u0161o pl\u0113vi lab\u0101 apgaismojum\u0101 un vienm\u0113r p\u0101rbauda uzglab\u0101\u0161anas stabilit\u0101ti un p\u0101rkl\u0101juma \u012bpa\u0161\u012bbas. T\u0101pat tie re\u0123istr\u0113, kuras klases vislab\u0101k darbojas ar konkr\u0113taj\u0101m pigmentu un sve\u0137u kombin\u0101cij\u0101m.<\/p>\n<p dir=\"auto\">Nav t\u0101da putu sl\u0101p\u0113t\u0101ja, kas atrisin\u0101tu visas probl\u0113mas. Miner\u0101le\u013c\u013cas veidi var izrais\u012bt miglu bezkr\u0101sainajos p\u0101rkl\u0101jumos. Da\u017ei silikoni ietekm\u0113 sl\u0101\u0146u savstarp\u0113jo sa\u0137eri. Polim\u0113ru b\u0101zes produktiem da\u017ek\u0101rt nepiecie\u0161amas liel\u0101kas devas. Paties\u0101 prasme ir piel\u0101got \u0137\u012bmisko sast\u0101vu putu avotam, uzkl\u0101\u0161anas metodei un gal\u012bgaj\u0101m pl\u0113ves pras\u012bb\u0101m, p\u0113c tam apstiprinot izv\u0113li ar praktiskiem testiem, nevis pa\u013caujoties vien\u012bgi uz datu lap\u0101m.<\/p>\n<p dir=\"auto\">Ja pareizais putu sl\u0101p\u0113t\u0101js tiek izmantots pareiz\u0101 daudzum\u0101 un pievienots pareizaj\u0101 ra\u017eo\u0161anas posm\u0101, liel\u0101k\u0101 da\u013ca cilv\u0113ku pat nepamana, ka tas visp\u0101r ir bijis kl\u0101t. Ra\u017eo\u0161ana norit rait\u0101k, samazin\u0101s defektu skaits, un gatavais p\u0101rkl\u0101jums izskat\u0101s t\u0101, k\u0101 tam j\u0101izskat\u0101s. \u0160\u012b klus\u0101 uzticam\u012bba ir iemesls, k\u0101p\u0113c p\u0113c visiem \u0161iem gadiem es joproj\u0101m uzskatu, ka putu sl\u0101p\u0113t\u0101ja izv\u0113le ir viens no svar\u012bg\u0101kajiem l\u0113mumiem jebkur\u0101 formul\u0101.<\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<div><\/div>","protected":false},"excerpt":{"rendered":"<p>After more than twenty-five years working in paint and coatings plants, I\u2019ve seen foam turn what should have been a straightforward production run into a long day of rejects and rework. It doesn\u2019t matter how good the pigment dispersion or resin system is \u2014 if persistent foam carries through to the finished paint, you end [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-163","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/posts\/163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/comments?post=163"}],"version-history":[{"count":4,"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/posts\/163\/revisions"}],"predecessor-version":[{"id":167,"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/posts\/163\/revisions\/167"}],"wp:attachment":[{"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/media?parent=163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/categories?post=163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/defoamer.net\/lv\/wp-json\/wp\/v2\/tags?post=163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}