Pentaerythritol Hexaacrylate: Gidauniyar Advanced Polymers da Chemistry Gina

A cikin ci gaba da ci gaban fannonin kimiyyar polymer da kayan gini, dipentaerythritol hexaacrylate (DPHA) ya zama maɓalli mai mahimmanci saboda kaddarorin sa na musamman da ayyuka masu yawa. Wannan labarin ya shiga cikin mahimmancin DPHA, tare da mai da hankali na musamman kan rawar da yake takawa wajen inganta aikin tsarin polymer, kuma yana jaddada aikace-aikacensa a cikin ƙayyadaddun tsari tare da polycarboxylate na tushen babban tasiri na rage ruwa.

dipentaerythritol hexaacrylate

Dipentaerythritol hexaacrylate shine acrylic monomer mai aiki sosai wanda ya jawo hankalin jama'a saboda kyakkyawan ikonsa na samar da hanyoyin sadarwa masu alaƙa da juna yayin polymerization. Tsarinsa ya ƙunshi babban pentaerythritol na tsakiya wanda ya maye gurbin ƙungiyoyin acrylate shida, yana ba da ingantaccen dandamali don masana'antar polymers tare da ingantaccen ƙarfin injin, kwanciyar hankali na zafi, da juriya na sinadarai. Waɗannan halayen sun sa DPHA ya zama makawa a cikin aikace-aikace daban-daban, daga adhesives da sutura zuwa kayan haɗin kai na ci gaba.

Matsayin DPHA a cikin manyan ayyuka na polymers

Haɗin DPHA a cikin matrix polymer na iya inganta haɓakar kayan sa na zahiri da sinadarai sosai. Musamman ma, gabatarwar DPHA yana haifar da haɓaka haɓakar haɗin gwiwa, wanda ke ba da gudummawa kai tsaye don haɓaka taurin, juriya, da kwanciyar hankali. Bugu da kari, akwai wuraren amsawa da yawa a cikin kowane kwayar halitta, wanda zai iya daidaita tsarin gine-ginen cibiyar sadarwa da haɓaka kayan da suka dace da takamaiman buƙatun amfani na ƙarshe. A cikin masana'antu inda aikin kayan aiki ke da mahimmanci a ƙarƙashin matsanancin yanayi, kamar sararin samaniya da masana'antar kera motoci, wannan matakin keɓancewa yana da mahimmanci.

sigadarajar
Chemical NameDipentaerythritol Hexaacrylate (DPHA)
CAS Number42978-66-5
kwayoyin FormulaC30H38O12
kwayoyin Weight574.62 g / mol
AppearanceBayyananne, mara launi zuwa kodadde ruwan rawaya ko kauri (dangane da matakin)
Dankowa @ 25°C1000-2000 cP (don nau'in ruwa; danko na iya bambanta sosai tare da zafin jiki da takamaiman sa)
Yawaita @ 25°C~1.15g/cm³
Fihirisar Refractive @ 20°C1.475 - 1.485
Darajar acid≤ 1 MG KOH/g
Labarin Ruwa0.1%
Flash Point100°C (kofin rufe)
Yanayin AdanawaAjiye a wuri mai sanyi, busasshiyar nesa da hasken rana kai tsaye. Rike kwantena a rufe sosai.
shiryayye LifeShekara 1 lokacin da aka adana a ƙarƙashin sharuɗɗan shawarwari.

Teburin sigar samfur na dipentaerythritol hexaacrylate

Tasirin haɗin gwiwa na polycarboxylate superplasticizer

Daya daga cikin mafi ban sha'awa al'amurran da suka shafi na DPHA ne da karfinsu da kuma synergistic sakamako a lokacin amfani a hade tare da polycarboxylate superplasticizers, musamman a cikin mahallin da kankare fasahar. Polycarboxylate ether sananne ne don kyakkyawan ikon rage ruwa kuma ana amfani dashi ko'ina azaman haɓakar haɓaka mai girma a cikin ƙirar kankare na zamani. Ta hanyar inganta adadin polycarboxylate ether, yawanci jere daga 0.1% zuwa 0.5% na nauyin siminti, iya aiki, saita lokaci, da tsayin daka na simintin siminti na iya inganta sosai.

Ɗaukar hexanoic acid a matsayin misali, adadin sa yawanci tsakanin 25 da 32, amma wannan kewayon ba cikakke ba ne, kuma takamaiman sashi yana buƙatar daidaitawa bisa ga ainihin yanayin aikace-aikacen, rabon kayan aiki, da tasirin da ake tsammani. A ƙarƙashin ƙayyadaddun yanayi, ana iya daidaita adadin acid ɗin da aka yi amfani da shi don cimma mafi kyawun tasirin rage ruwa. Yawan acid zai iya haifar da mummunan halayen, yana haifar da sharar gida, yayin da rashin isasshen acid zai iya haifar da ƙarancin raguwar ruwa.

Hakanan ya shafi zaɓi da adadin masu farawa. Nau'o'i daban-daban da ma'auni na masu farawa na iya yin tasiri akan adadin hexanoic acid da aka yi amfani da su. Lokacin zabar masu farawa, ya zama dole a yi la'akari da ayyukan su, sake kunnawa tare da acrylic acid, da tasiri akan sauran kayan. Misali, lokacin amfani da sodium hypophosphite azaman wakili na canja wurin sarkar, adadin sa na iya samun wani tasiri akan halayen carbon hexaacrylate.

Sabili da haka, don tabbatar da mafi kyawun sakamako na amfani, ana bada shawarar yin la'akari da ainihin ƙaddamarwa, nau'in kayan aiki, da kuma amfani da wasu additives akan shafin lokacin ƙayyade adadin hexanoic acid. Ta hanyar gwaje-gwaje da gyare-gyare da yawa, nemo mafi dacewa dabara da sashi don kanka. Wannan ba wai kawai tabbatar da aiki da ingancin kayan aiki ba amma kuma yana inganta haɓakar samarwa da rage sharar gida.

Haɗa DPHA cikin waɗannan tsarin ba kawai yana haɓaka fa'idodin polycarboxylate superplasticizers ba amma yana haɓaka fa'idodin su. Musamman, ƙara DPHA na iya haɓaka kaddarorin rheological, don haka mafi kyawun sarrafa halayen kwararar siminti mai gauraye. Bugu da ƙari, kaddarorin haɗin gwiwar DPHA suna ba da gudummawa ga samar da matrix mafi ƙanƙanta da rashin ƙarfi, ta haka inganta aikin dogon lokaci da dorewar samfurin ƙarshe. Ya kamata a lura da cewa mafi kyawun sashi na hexanoic acid (wani sashi na yau da kullun a cikin kira na polycarboxylate superplasticizers) yakamata a daidaita shi a hankali bisa ga takamaiman buƙatu da iyakancewar kowane aikin don tabbatar da matsakaicin inganci da ƙimar farashi.

Yayin da muke ci gaba da bincika yuwuwar a cikin sinadarai na polymer da kayan gini, aikin dipentaerythritol hexaacrylate ya kasance mai mahimmanci. Ƙarfinsa mara misaltuwa don haɓaka amincin tsarin tsarin polymer da kaddarorin aiki, haɗe tare da tasirinsa na haɗin gwiwa tare da manyan ma'aunin rage ruwa mai inganci, yana sanya DPHA a kan gaba na ƙididdigewa. Tare da ci gaba na bincike, ana sa ran cewa ƙarin hadaddun aikace-aikace za su fito, da ƙara ƙarfafa mahimmancin wannan fili mai aiki da yawa wajen tsara makomar ginin mu.

Wannan binciken yana jaddada cewa ta hanyar zaɓar a hankali da haɗa abubuwan haɗin gwiwa kamar DPHA da haɓaka yawan adadin abubuwan da suka shafi polycarboxylate, za mu iya haɓaka kayan haɓakawa na gaba waɗanda suka dace da ƙaƙƙarfan buƙatun hadaddun ayyukan yau yayin buɗe hanya don ɗorewa da ingantaccen hanyoyin samar da ababen more rayuwa.

Maroki

Cabr-Concrete shi ne mai sayarwa a ƙarƙashin TRUNNANO na Concrete Admixture tare da fiye da shekaru 12 na gwaninta a cikin nano-gina makamashi kiyayewa da nanotechnology ci gaban. Yana karɓar biyan kuɗi ta hanyar Katin Kiredit, T / T, West Union da Paypal. TRUNNANO zai jigilar kayan ga abokan ciniki a ketare ta hanyar FedEx, DHL, ta iska, ko ta ruwa. Idan kuna nema dipentaerythritol hexaacrylate, da fatan za a iya tuntuɓar mu kuma ku aiko da tambaya.sales@cabr-concrete.com

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