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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">ikbgu</journal-id><journal-title-group><journal-title xml:lang="ru">Известия Кабардино-Балкарского государственного университета</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the Kabardino-Balkarian State University</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2221-7789</issn><publisher><publisher-name>Kabardino-Balkarian State University named after Kh. M. Berbekov</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.31143/2221-7789-2024-2-85-91</article-id><article-id custom-type="edn" pub-id-type="custom">DXRABC</article-id><article-id custom-type="elpub" pub-id-type="custom">ikbgu-105</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Химия</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Chemistry</subject></subj-group></article-categories><title-group><article-title>ИЗУЧЕНИЕ ВЛИЯНИЯ ТЕТРАБУТОКСИТИТАНА НА КОНЦЕВЫЕ КАРБОКСИЛЬНЫЕ ГРУППЫ ПОЛИЭТИЛЕНТЕРЕФТАЛАТА</article-title><trans-title-group xml:lang="en"><trans-title>STUDYING THE INFLUENCE OF TETRABUTOXITITANE ON THE TERMINAL CARBOXY GROUPS OF POLYETHYLENE TEREPHTHALATE</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Мурзаканова</surname><given-names>М. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Murzakanova</surname><given-names>M. M.</given-names></name></name-alternatives><email xlink:type="simple">m_m_murzakanova@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Байказиев</surname><given-names>А. Э.</given-names></name><name name-style="western" xml:lang="en"><surname>Baikaziev</surname><given-names>A. E.</given-names></name></name-alternatives><email xlink:type="simple">m_m_murzakanova@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Мамхегов</surname><given-names>Р. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Mamkhegov</surname><given-names>R. M.</given-names></name></name-alternatives><email xlink:type="simple">m_m_murzakanova@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Паштова</surname><given-names>Л. Р.</given-names></name><name name-style="western" xml:lang="en"><surname>Pashtova</surname><given-names>L. R.</given-names></name></name-alternatives><email xlink:type="simple">m_m_murzakanova@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кочетков</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Kochetkov</surname><given-names>A. S.</given-names></name></name-alternatives><email xlink:type="simple">m_m_murzakanova@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Хаширова</surname><given-names>С. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Khashirova</surname><given-names>S. Yu.</given-names></name></name-alternatives><email xlink:type="simple">m_m_murzakanova@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Кабардино-Балкарский государственный университет им. Х.М. Бербекова</institution></aff><aff xml:lang="en"><institution>Kabardino-Balkarian State University</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Российский государственный университет туризма и сервиса</institution></aff><aff xml:lang="en"><institution>Russian State University of Tourism and Service</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>30</day><month>06</month><year>2024</year></pub-date><volume>14</volume><issue>2</issue><fpage>85</fpage><lpage>91</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Мурзаканова М.М., Байказиев А.Э., Мамхегов Р.М., Паштова Л.Р., Кочетков А.С., Хаширова С.Ю., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Мурзаканова М.М., Байказиев А.Э., Мамхегов Р.М., Паштова Л.Р., Кочетков А.С., Хаширова С.Ю.</copyright-holder><copyright-holder xml:lang="en">Murzakanova M.M., Baikaziev A.E., Mamkhegov R.M., Pashtova L.R., Kochetkov A.S., Khashirova S.Y.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.izvestiakbsu.ru/jour/article/view/105">https://www.izvestiakbsu.ru/jour/article/view/105</self-uri><abstract><p>Проведены синтезы полиэтилентерефталата с использованием тетрабутоксититана в качестве катализатора. Исследована каталитическая активность титанового катализатора и изучены свойства полученных полимерных материалов.</p></abstract><trans-abstract xml:lang="en"><p>Syntheses of polyethylene terephthalate were carried out using tetrabutoxytitanium as a catalyst. The catalytic activity of the titanium catalyst has been studied and the properties of the obtained polymeric materials have been studied.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>синтез</kwd><kwd>полиэтилентерефталат</kwd><kwd>свойства</kwd><kwd>характеристическая вязкость</kwd><kwd>карбоксильное число</kwd></kwd-group><kwd-group xml:lang="en"><kwd>synthesis</kwd><kwd>polyethylene terephthalate</kwd><kwd>properties</kwd><kwd>intrinsic viscosity</kwd><kwd>carboxyl number</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Nebhani L., Jaisingh A. 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