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OBTAINING SOME THERMODYNAMIC PARAMETERS CONTAINING METACRYLATE AND ALLYL GROUPS CONTAINING IN COMPOSITION

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MAQOLA ANNOTATSIYASI

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Maqolada kompleks-radikal polimerlanishning aminoalkilakrilat hosilali yakuniy maxsulotini ba'zi bir termodinamik parametrlari ko'rilmoqda, bir vaqtning o'zida metakrilat va allil guruhlari tutgan quyi molekulyar birikmalar bilan elektron akceptorlari - iniciiatorlarni termik parchalanishini istisno etgan holda. Formulaning reakciya kompleksining muvozanat sobitligi va molyar ekstinkciya koeffitcienti Beneshi-Xildebrand tenglamasini grafik usulida, murakkab shakllanish, entropiya, Gibbs energiyasi qoldiqlari va kuyi molekulyar massali va yuqori molekulyar massadagi moddalarning elementar tarkibi aniqlandi. Tadqiqotlardan ko'rinib turibdiki, kompleksning molyar ekstinkciya koefficienti deyarli haroratga bog’liq emas, haroratning kichik oralig’ida ham (283-293 K) kompleks hosil bo'lish reakciyasining muvozanat doimiyligi harorat oshishi bilan ortib boradi. Sintez qilingan monomer va polimer tuzining tuzilishi va tarkibi IQ-spektroskopiya va element tahlil tarkibi bilan tasdiqlangan, olingan spektroskopik ma'lumotlar shuni ko'rsatdiki, hosil bo'lgan polimerning tarkibi va tuzilishi monomerdagi to'rtlamchi tuziga to'g’ri keladi va polimerlarda allil birikma saqlanib qoladi. Tadqiqotlardan ko'rinib turibdiki, monomerning ham, iniciatorning ham koncentraciyasi oshishi bilan reakciya tezligi tabiiy ravishda oshadi.

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Teglar

# thermodynamic parameters# complex radical polymerization# aminoalkyl acrylate and halog# methacrylate and allyl groups# potassium persulfate# benzoyl peroxide (BP)

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Foydalanilgan adabiyotlar

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