{"id":11361,"date":"2025-04-07T09:04:11","date_gmt":"2025-04-07T09:04:11","guid":{"rendered":"https:\/\/tenessy.com\/?p=11361"},"modified":"2025-04-07T09:04:12","modified_gmt":"2025-04-07T09:04:12","slug":"choosing-the-best-powder-defoamer-for-construction-projects","status":"publish","type":"post","link":"https:\/\/tenessy.com\/cs\/vyber-nejlepsiho-praskoveho-odpenovace-pro-stavebni-projekty\/","title":{"rendered":"V\u00fdb\u011br nejlep\u0161\u00edho odp\u011b\u0148ova\u010de pr\u00e1\u0161ku pro stavebn\u00ed projekty"},"content":{"rendered":"
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\n\t\t\t\t\t\t\t\t\tBubliny se mohou zd\u00e1t jako zanedbateln\u00fd probl\u00e9m ve stavebn\u00edch projektech, ale mohou v\u00e1\u017en\u011b ovlivnit kvalitu stavby. Vzduchov\u00e9 bubliny vznikaj\u00edc\u00ed p\u0159i m\u00edch\u00e1n\u00ed betonu mohou sn\u00ed\u017eit jeho kone\u010dnou pevnost. V\u00fdsledky experiment\u016f dosp\u011bly k z\u00e1v\u011bru, \u017ee nadm\u011brn\u00e9 mno\u017estv\u00ed vzduchov\u00fdch bublin m\u016f\u017ee zp\u016fsobit sn\u00ed\u017een\u00ed pevnosti betonu v tlaku o 10 a\u017e 15 %. Vzduchov\u00e9 bubliny v n\u00e1t\u011brech nebo hydroizola\u010dn\u00edch materi\u00e1lech mohou v\u00e9st ke vzniku d\u011br na povrchu n\u00e1t\u011bru, co\u017e ovliv\u0148uje hydroizola\u010dn\u00ed vlastnosti. P\u0159\u00edtomnost bublin v malt\u011b sn\u00ed\u017e\u00ed jej\u00ed kompaktnost a vede k riziku vzniku trhlin. Jako profesion\u00e1l\u00a0v\u00fdrobce pr\u00e1\u0161kov\u00e9ho odp\u011b\u0148ova\u010de<\/a>, m\u016f\u017eeme v\u00e1m pomoci tyto probl\u00e9my vy\u0159e\u0161it.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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I.Co je odp\u011b\u0148ova\u010d pr\u00e1\u0161ku?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tPr\u00e1\u0161kov\u00fd odp\u011b\u0148ova\u010d je modifikovan\u00fd polyetherov\u00fd tuh\u00fd odp\u011b\u0148ova\u010d, vhodn\u00fd zejm\u00e9na pro\u00a0such\u00e9 sm\u011bsi<\/a>. Hlavn\u00ed funkc\u00ed je rychle odstranit st\u00e1vaj\u00edc\u00ed p\u011bnu a zabr\u00e1nit tvorb\u011b nov\u00e9 p\u011bny, tj. funkce odp\u011b\u0148ov\u00e1n\u00ed a inhibice tvorby p\u011bny.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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1.Princip fungov\u00e1n\u00ed<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Pr\u00e1\u0161kov\u00e9 odp\u011b\u0148ova\u010de se obvykle vyr\u00e1b\u011bj\u00ed z materi\u00e1l\u016f na b\u00e1zi silikonu, polyetheru nebo miner\u00e1ln\u00edch olej\u016f, kter\u00e9 se speci\u00e1ln\u00edmi technikami zpracov\u00e1vaj\u00ed na \u010d\u00e1stice o velikosti mikron\u016f. Jejich z\u00e1kladn\u00edm principem je zten\u010den\u00ed st\u011bny p\u011bny a jej\u00ed roztr\u017een\u00ed sn\u00ed\u017een\u00edm povrchov\u00e9ho nap\u011bt\u00ed kapaliny.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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2. Pr\u00e1\u0161kov\u00fd vs. tekut\u00fd odp\u011b\u0148ova\u010d<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Pr\u00e1\u0161kov\u00fd odp\u011b\u0148ova\u010d m\u00e1 lep\u0161\u00ed skladovac\u00ed stabilitu a snadno se p\u0159epravuje. Snadn\u011bji se s n\u00edm manipuluje p\u0159i v\u00fdrob\u011b such\u00fdch sm\u011bs\u00ed, lze jej p\u0159\u00edmo rovnom\u011brn\u011b m\u00edchat se such\u00fdmi sm\u011bsn\u00fdmi materi\u00e1ly (cement, s\u00e1dra v pr\u00e1\u0161ku), neovliv\u0148uje tekutost.<\/p>

Kapaln\u00e9 odp\u011b\u0148ova\u010de se sn\u00e1ze rozpt\u00fdl\u00ed ve vodn\u00e9m syst\u00e9mu, mus\u00ed b\u00fdt proti zamrz\u00e1n\u00ed a usazov\u00e1n\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"PCE_Test\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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II. Kl\u00ed\u010dov\u00e9 faktory, kter\u00e9 je t\u0159eba zv\u00e1\u017eit p\u0159i v\u00fdb\u011bru pr\u00e1\u0161kov\u00fdch odp\u011b\u0148ova\u010d\u016f<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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1. Kompatibilita materi\u00e1l\u016f<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tVybran\u00fd pr\u00e1\u0161kov\u00fd odp\u011b\u0148ova\u010d mus\u00ed b\u00fdt kompatibiln\u00ed s va\u0161\u00edm slo\u017een\u00edm. Zvolte odp\u011b\u0148ova\u010d, kter\u00fd nenaru\u0161uje hydrata\u010dn\u00ed reakci cementu. Nap\u0159\u00edklad v\u00a0lepidla na dla\u017edice<\/a>\u00a0obsahuj\u00edc\u00ed\u00a0HPMC<\/a>\u00a0a\u00a0redispergovateln\u00fd polymern\u00ed pr\u00e1\u0161ek<\/a>, nekompatibiln\u00ed p\u011bnidla mohou sn\u00ed\u017eit zpracovatelnost nebo zp\u016fsobit probl\u00e9my se separac\u00ed.\n
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\nTip:<\/b> V\u017edy otestujte kompatibilitu aplika\u010dn\u00edch p\u0159\u00edpravk\u016f, zejm\u00e9na pokud se pou\u017e\u00edvaj\u00ed slo\u017eit\u00e9 p\u0159\u00edpravky.\n
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\nZku\u0161ebn\u00ed metoda:<\/b> P\u0159idejte odp\u011b\u0148ova\u010d do materi\u00e1lu v mno\u017estv\u00ed 0,1%-0,3% a sledujte kompatibilitu a odp\u011b\u0148ovac\u00ed \u00fa\u010dinek.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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2. \u00da\u010dinnost odp\u011b\u0148ov\u00e1n\u00ed a inhibice p\u011bny<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tPodle test\u016f normy ASTM D892 by m\u011bl kvalitn\u00ed pr\u00e1\u0161kov\u00fd odp\u011b\u0148ova\u010d odstranit v\u00edce ne\u017e 90% vzduchov\u00fdch bublin b\u011bhem 5 minut. Kvalitn\u00ed odp\u011b\u0148ova\u010d by m\u011bl nejen rozb\u00edjet bubliny, ale tak\u00e9 zabra\u0148ovat jejich op\u011btovn\u00e9mu vzniku:\n
\nRychle odstra\u0148uje povrchov\u00e9 vzduchov\u00e9 bubliny b\u011bhem m\u00edch\u00e1n\u00ed.\n
\nZabra\u0148te zachycen\u00ed vzduchu v kone\u010dn\u00e9m v\u00fdrobku.\n
\nZachov\u00e1v\u00e1 dlouhodob\u00fd v\u00fdkon i po del\u0161\u00edm skladov\u00e1n\u00ed.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"vzorec\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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3. P\u0159izp\u016fsobivost aplikac\u00ed<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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R\u016fzn\u00e9 syst\u00e9my maj\u00ed r\u016fzn\u00e9 pot\u0159eby a odp\u011b\u0148ova\u010d, kter\u00fd dob\u0159e funguje v cementov\u00fdch malt\u00e1ch, nemus\u00ed b\u00fdt vhodn\u00fd pro aplikace na b\u00e1zi s\u00e1dry. M\u016f\u017eeme v\u00e1m nab\u00eddnout \u0161irokou \u0161k\u00e1lu odp\u011b\u0148ova\u010d\u016f, abychom zajistili, \u017ee pr\u00e1\u0161kov\u00fd odp\u011b\u0148ova\u010d je vhodn\u00fd pro dan\u00fd typ materi\u00e1lu.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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4.Low D\u00e1vkov\u00e1n\u00ed<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Mno\u017estv\u00ed pr\u00e1\u0161kov\u00e9ho odp\u011b\u0148ova\u010de je obvykle 0.1%-0.3%<\/b>, v tomto rozmez\u00ed d\u00e1vek, aby nedo\u0161lo k ovlivn\u011bn\u00ed jin\u00fdch vlastnost\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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5. Ochrana \u017eivotn\u00edho prost\u0159ed\u00ed a bezpe\u010dnost<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Vzhledem ke zp\u0159\u00eds\u0148ov\u00e1n\u00ed glob\u00e1ln\u00edch regula\u010dn\u00edch norem vyb\u00edrejte odp\u011b\u0148ova\u010de, kter\u00e9 jsou \u0161etrn\u00e9 k \u017eivotn\u00edmu prost\u0159ed\u00ed. Na\u0161e pr\u00e1\u0161kov\u00e9 odp\u011b\u0148ova\u010de:<\/p>

Bez t\u011bkav\u00fdch organick\u00fdch l\u00e1tek<\/p>

Bez APEO a t\u011b\u017ek\u00fdch kov\u016f<\/p>

N\u00edzk\u00fd z\u00e1pach a bezpe\u010dn\u00e1 manipulace<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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III.Typick\u00e9 p\u0159\u00edpady pou\u017eit\u00ed pr\u00e1\u0161kov\u00e9ho odp\u011b\u0148ova\u010de ve stavebnictv\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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1. Konstrukce tmelu na st\u011bny<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Z\u00e1kazn\u00edk z jihov\u00fdchodn\u00ed Asie, kter\u00fd vyr\u00e1b\u00ed polymerem modifikovan\u00fd tmel, m\u011bl probl\u00e9my s bublinami a d\u016flky ve st\u011bn\u00e1ch po zaschnut\u00ed. Jejich p\u0159edchoz\u00ed odp\u011b\u0148ova\u010d m\u011bl \u0161patnou disperzi a nekonzistentn\u00ed v\u00fdsledky.<\/p>

Po otestov\u00e1n\u00ed na\u0161eho pr\u00e1\u0161kov\u00e9ho odp\u011b\u0148ova\u010de TENESSY\u00ae byly v\u00fdsledky z\u0159ejm\u00e9:<\/p>

Sn\u00ed\u017een\u00ed mno\u017estv\u00ed zachycen\u00e9ho vzduchu o v\u00edce ne\u017e 60%.<\/p>

Lep\u0161\u00ed hladkost a povrchov\u00e1 \u00faprava povrchu.<\/p>

Ni\u017e\u0161\u00ed pot\u0159ebn\u00e1 d\u00e1vka (0,3% oproti p\u0159edchoz\u00edm 0,6%).<\/p>

\u017d\u00e1dn\u00fd vliv na zpracovatelnost nebo dobu tuhnut\u00ed.<\/p>

Zlep\u0161uj\u00ed nejen kvalitu v\u00fdrobk\u016f, ale tak\u00e9 sni\u017euj\u00ed v\u00fdrobn\u00ed n\u00e1klady.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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2. Betonov\u00e1n\u00ed v\u00fd\u0161kov\u00fdch budov<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Obsah vzduchu v hotov\u00e9 betonov\u00e9 sm\u011bsi je p\u0159\u00edli\u0161 vysok\u00fd, po p\u0159id\u00e1n\u00ed pr\u00e1\u0161kov\u00e9ho odp\u011b\u0148ova\u010de 0,1% je pevnost na standardn\u00ed \u00farovni a na povrchu nen\u00ed \u017e\u00e1dn\u00fd vo\u0161tinov\u00fd otvor.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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IV. B\u011b\u017en\u00e9 typy pr\u00e1\u0161kov\u00fdch odp\u011b\u0148ova\u010d\u016f<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Typ<\/b><\/strong><\/p><\/td>

V\u00fdhody<\/b><\/strong><\/p><\/td>

Omezen\u00ed<\/b><\/strong><\/p><\/td>

Typick\u00e1 aplikace<\/b><\/strong><\/p>

\u00a0<\/p><\/td><\/tr>

Na b\u00e1zi polyetheru<\/strong><\/p><\/td>

Dobr\u00e1 kompatibilita s polymery<\/p><\/td>

M\u016f\u017ee b\u00fdt pomalej\u0161\u00ed<\/p><\/td>

Modifikovan\u00e9 syst\u00e9my RDP<\/p><\/td><\/tr>

Na b\u00e1zi silikonu<\/strong><\/p><\/td>

Siln\u00e9, rychl\u00e9 odp\u011bn\u011bn\u00ed a dlouhotrvaj\u00edc\u00ed \u00fa\u010dinek<\/p><\/td>

M\u016f\u017ee ovlivnit lakovatelnost nebo povrchovou \u00fapravu<\/p><\/td>

Vysoce \u00fa\u010dinn\u00e9 malty, om\u00edtky<\/p><\/td><\/tr>

Na b\u00e1zi miner\u00e1ln\u00edho oleje<\/strong><\/p><\/td>

\u00dasporn\u00fd, slu\u0161n\u00e1 kontrola p\u011bny<\/p><\/td>

M\u00e9n\u011b \u00fa\u010dinn\u00e9 p\u0159i velmi n\u00edzk\u00fdch d\u00e1vk\u00e1ch<\/p><\/td>

Standardn\u00ed lepidla na dla\u017edice<\/p><\/td><\/tr>

Biologick\u00e9\/zelen\u00e9 mo\u017enosti<\/strong><\/p><\/td>

\u0160etrn\u00fd k \u017eivotn\u00edmu prost\u0159ed\u00ed, n\u00edzk\u00fd z\u00e1pach<\/p><\/td>

Vy\u0161\u0161\u00ed n\u00e1klady, omezen\u00e1 dostupnost<\/p><\/td>

Udr\u017eiteln\u00e9 stavebn\u00ed materi\u00e1ly<\/p><\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\tTENESSY\u00ae pr\u00e1\u0161kov\u00fd odp\u011b\u0148ova\u010d<\/a>\u00a0je modifikovan\u00fd polyetherov\u00fd odp\u011b\u0148ova\u010d pr\u00e1\u0161ku s vysokou \u00fa\u010dinnost\u00ed. M\u00e1 vynikaj\u00edc\u00ed odp\u011b\u0148ovac\u00ed a p\u011bnotvornou funkci, odolnost v\u016f\u010di kyselin\u00e1m a z\u00e1sad\u00e1m, n\u00edzk\u00e9 d\u00e1vkov\u00e1n\u00ed a n\u00edzk\u00e9 n\u00e1klady na pou\u017eit\u00ed.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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VI.Z\u00e1v\u011br<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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V\u00fdb\u011br spr\u00e1vn\u00e9ho odp\u011b\u0148ova\u010de pr\u00e1\u0161ku nen\u00ed jen o odstran\u011bn\u00ed p\u011bny, ale o zlep\u0161en\u00ed v\u00fdkonu cel\u00e9ho v\u00fdrobku, od v\u00fdroby a\u017e po aplikaci. Jako d\u016fv\u011bryhodn\u00fd v\u00fdrobce nab\u00edz\u00edme \u0159e\u0161en\u00ed p\u0159izp\u016fsoben\u00e1 va\u0161emu slo\u017een\u00ed a c\u00edl\u016fm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Pokud si nejste jisti, kter\u00fd pr\u00e1\u0161kov\u00fd odp\u011b\u0148ova\u010d je pro va\u0161i recepturu vhodn\u00fd, n\u00e1\u0161 technick\u00fd t\u00fdm v\u00e1m poskytne podporu v podob\u011b laboratorn\u00edch test\u016f, doporu\u010den\u00ed vlastn\u00ed receptury a spolehliv\u00fdch dod\u00e1vek.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

Pr\u00e1\u0161kov\u00fd odp\u011b\u0148ova\u010d je modifikovan\u00fd polyetherov\u00fd tuh\u00fd odp\u011b\u0148ova\u010d, vhodn\u00fd zejm\u00e9na pro such\u00e9 sm\u011bsi. <\/p>","protected":false},"author":1,"featured_media":10993,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[35],"tags":[],"class_list":["post-11361","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"yoast_head":"\nChoosing the Best Powder Defoamer for Construction Projects - HPMC|HEMC|HEC|RDP Manufacturer-TENESSY<\/title>\n<meta name=\"description\" content=\"Powder defoamer is a modified polyether solid defoamer, especially suitable for dry-mixed materials.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tenessy.com\/cs\/vyber-nejlepsiho-praskoveho-odpenovace-pro-stavebni-projekty\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Choosing the Best Powder Defoamer for Construction Projects - 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