Effect of Plasma-Based Chemical Modification on Wettability of Polymer Materials for Cardiovascular Surgery / Y. Khodyrevskaya [et al.]
Уровень набора: (RuTPU)RU\TPU\network\4598, Advanced Materials Research, Scientific JournalЯзык: английский.Страна: .Серия: Material Science in Biology and MedicineРезюме или реферат: A method to modify polymer surface properties responsible for wettability and surface free energy has been proposed. Plasma-based chemical modification of polymer surfaces with gas discharges allows adjusting their functional properties. The main changes in polymer wettability occur within short-term exposure of polymer surfaces to pulsed plasma at atmospheric pressure (1-60 sec). The contact angle values for the modified polymers depend on the gaseous medium and the conditions of the plasma processing. Changing the power, the pulse repetition rate and plasma exposure time allow controlling the free surface energy, making the surface either hydrophobic or hydrophilic..Аудитория: .Тематика: электронный ресурс | труды учёных ТПУ | биосовместимые полимеры | хирургия | поверхностная энергия | смачиваемость | гидрофобность Ресурсы он-лайн:Щелкните здесь для доступа в онлайнTitle screen
A method to modify polymer surface properties responsible for wettability and surface free energy has been proposed. Plasma-based chemical modification of polymer surfaces with gas discharges allows adjusting their functional properties. The main changes in polymer wettability occur within short-term exposure of polymer surfaces to pulsed plasma at atmospheric pressure (1-60 sec). The contact angle values for the modified polymers depend on the gaseous medium and the conditions of the plasma processing. Changing the power, the pulse repetition rate and plasma exposure time allow controlling the free surface energy, making the surface either hydrophobic or hydrophilic.
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