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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">plasticnews</journal-id><journal-title-group><journal-title xml:lang="ru">Пластические массы</journal-title><trans-title-group xml:lang="en"><trans-title>Plasticheskie massy</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0554-2901</issn><publisher><publisher-name>PLASTMASSY Publishing House (Moscow)</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.35164/0554-2901-2022-1-2-20-23</article-id><article-id custom-type="elpub" pub-id-type="custom">plasticnews-717</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>СИНТЕЗ И ТЕХНОЛОГИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>SYNTHESIS AND TECHNOLOGY</subject></subj-group></article-categories><title-group><article-title>(Мет)акриловые эфиры бетулина и их сополимеры с гидрофильными метакриловыми эфирами и амидами</article-title><trans-title-group xml:lang="en"><trans-title>(Meth)acrylic esters of betulin and their copolymers with hydrophilic methacrylic esters and amides</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>Симагин</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>SIMAGIN</surname><given-names>A. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p> г. Нижний Новгород </p></bio><bio xml:lang="en"><p>  Nizhny Novgorod </p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ширшин</surname><given-names>К. В.</given-names></name><name name-style="western" xml:lang="en"><surname>SHIRSHIN</surname><given-names>K. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>  г. Нижний Новгород </p><p>г. Дзержинск Нижегородской области</p></bio><bio xml:lang="en"><p>  Nizhny Novgorod</p><p>Dzerzhinsk, Nizhny Novgorod region</p></bio><email xlink:type="simple">shirshin@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>Орехов</surname><given-names>Д. В.</given-names></name><name name-style="western" xml:lang="en"><surname>OREKHOV</surname><given-names>D. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>  г. Нижний Новгород </p></bio><bio xml:lang="en"><p>  Nizhny Novgorod </p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Каморин</surname><given-names>Д. М.</given-names></name><name name-style="western" xml:lang="en"><surname>KAMORIN</surname><given-names>D. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>  г. Нижний Новгород </p></bio><bio xml:lang="en"><p> Nizhny Novgorod </p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Казанцев</surname><given-names>О. А.</given-names></name><name name-style="western" xml:lang="en"><surname>KAZANTSEV</surname><given-names>O. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>  г. Нижний Новгород </p></bio><bio xml:lang="en"><p>  Nizhny Novgorod </p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ожогин</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>OZHOGIN</surname><given-names>S. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p> г. Нижний Новгород </p></bio><bio xml:lang="en"><p>  Nizhny Novgorod </p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Нижегородский государственный технический университет им. Р.Е. Алексеева;  Нижегородский государственный университет им. Н.И. Лобачевского</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Nizhny Novgorod State Technical University n.a. R.E. Alekseev; State University of Nizhny Novgorod n.a. N.I. Lobachevsky</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Нижегородский государственный технический университет им. Р.Е. Алексеева;  АО «Научно-исследовательский институт химии и технологии полимеров имени академика В.А. Каргина с опытным заводом»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Nizhny Novgorod State Technical University n.a. R.E. Alekseev; V.A. Kargin Polymer Research Institute with Pilot Plant</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Нижегородский государственный технический университет им. Р.Е. Алексеева</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Nizhny Novgorod State Technical University n.a. R.E. Alekseev</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>30</day><month>03</month><year>2022</year></pub-date><volume>1</volume><issue>1-2</issue><fpage>20</fpage><lpage>23</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Симагин А.С., Ширшин К.В., Орехов Д.В., Каморин Д.М., Казанцев О.А., Ожогин С.А., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Симагин А.С., Ширшин К.В., Орехов Д.В., Каморин Д.М., Казанцев О.А., Ожогин С.А.</copyright-holder><copyright-holder xml:lang="en">SIMAGIN A.S., SHIRSHIN K.V., OREKHOV D.V., KAMORIN D.M., KAZANTSEV O.A., OZHOGIN S.A.</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.plastics-news.ru/jour/article/view/717">https://www.plastics-news.ru/jour/article/view/717</self-uri><abstract><p>С помощью карбодиимидного способа синтеза сложных эфиров были получены акрилаты и метакрилаты бетулина с выходом по моноэфиру 55,0% и 70,5%, соответственно. На основе синтезированных (мет)акриловых производных бетулина получены гомополимеры и сополимеры с гидрофильными мономерами: 2-гидроксипропилметакриламидом, N-(3-диметиламинопропил)метакриламидом и метоксиолиго(этиленгликоль)-метакрилатом. Была изучена растворимость полученных полимеров в воде и ряде органических растворителей.</p></abstract><trans-abstract xml:lang="en"><p>Using the carbodiimide method for the synthesis of esters, acrylates and methacrylates of betulin were obtained, with a monoester yield of 55.0% and 70.5%, respectively. On the basis of synthesized (meth) acrylic derivatives of betulin, homopolymers and copolymers with hydrophilic monomers: 2-hydroxypropylmethacrylamide, N- (3-dimethylaminopropyl) methacrylamide, and methoxyoligo (ethylene glycol) methacrylate were obtained. The solubility of the obtained polymers in water and a number of organic solvents was studied.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>бетулин</kwd><kwd>(мет)акрилат бетулина</kwd><kwd>ди(мет)акрилат бетулина</kwd><kwd>гидрофобно-модифицированные водорастворимые полимеры</kwd><kwd>водные растворы</kwd><kwd>термочувствительные свойства</kwd></kwd-group><kwd-group xml:lang="en"><kwd>betulin</kwd><kwd>betulin (meth)acrylate</kwd><kwd>betulin di(meth)acrylate</kwd><kwd>hydrophobically modified water-soluble polymers</kwd><kwd>aqueous solutions</kwd><kwd>thermosensitive properties</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Исследование выполнено при финансовой поддержке гранта Президента Российской Федерации для государственной поддержки молодых российских ученых  кандидатов наук (проект МК- 4120.2021.1.3)</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Yogeeswari, P. 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