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刺激—響應(yīng)性聚合物復(fù)合薄膜的制備和性質(zhì)研究

發(fā)布時(shí)間:2018-11-20 13:44
【摘要】:聚合物復(fù)合薄膜在光學(xué)材料傳感器、光伏材料、化學(xué)涂層和生物功能膜材料等領(lǐng)域有著廣泛的應(yīng)用,對(duì)于層狀有序的純聚合物薄膜和有機(jī)/無(wú)機(jī)雜化聚合物薄膜的制備和性質(zhì)研究一直是材料領(lǐng)域的熱點(diǎn)。本論文中,我們利用旋涂、蒸鍍和吸附等手段,制備了單層和多層的聚合物薄膜,并研究其膜層結(jié)構(gòu)和性質(zhì)功能。首先,我們采用交替旋涂制得二氧化鈦納米粒子和刺激響應(yīng)性聚合物雜化的一維光子晶體薄膜,研究了其對(duì)于不同pH的響應(yīng)性質(zhì),并成功將其應(yīng)用在生物信號(hào)到光學(xué)信號(hào)的傳感領(lǐng)域。然后,我們利用蒸鍍和旋涂制得金屬/刺激響應(yīng)性聚合物雜化的“三明治”結(jié)構(gòu)干涉器薄膜,研究了其對(duì)于不同溶劑的響應(yīng)性,并利用紫外曝光實(shí)現(xiàn)對(duì)薄膜的圖案化。最后,我們結(jié)合微流體器件和全反射傅里葉紅外光譜儀,研究了流動(dòng)狀態(tài)下單層和層層組裝聚電解質(zhì)薄膜的形成機(jī)制,并探討了其在生物大分子領(lǐng)域,尤其是蛋白質(zhì)的吸附和性質(zhì)研究方面的潛在應(yīng)用價(jià)值。
[Abstract]:Polymer composite films are widely used in the fields of optical material sensors, photovoltaic materials, chemical coatings and biological functional film materials, etc. The preparation and properties of layered and ordered pure polymer films and organic / inorganic hybrid polymer films have been a hot topic in the field of materials. In this thesis, we prepared monolayer and multilayer polymer films by spin-coating, evaporation and adsorption, and studied the structure and properties of the films. Firstly, the one-dimensional photonic crystal thin films of titanium dioxide nanoparticles and stimulation-responsive polymer hybrid were prepared by alternating spin-coating, and their response properties to different pH were studied. And it has been successfully applied in the field of sensing from biological signal to optical signal. Then, metal / stimulation-responsive polymer hybrid "sandwich" structure interferometer films were prepared by evaporation and spin-coating, and their responsiveness to different solvents was studied. The films were patterned by UV exposure. Finally, the formation mechanism of monolayer and layer-by-layer polyelectrolyte films in flow state was studied by using microfluidic devices and total reflectance Fourier transform infrared spectroscopy (FTIR), and the formation mechanism of monolayers and layers of polyelectrolyte films in the field of biological macromolecules was also discussed. In particular, the potential application value of protein adsorption and properties research.
【學(xué)位授予單位】:吉林大學(xué)
【學(xué)位級(jí)別】:博士
【學(xué)位授予年份】:2015
【分類號(hào)】:O631.3;TB383.2

【參考文獻(xiàn)】

相關(guān)期刊論文 前2條

1 杜濱陽(yáng);范瀟;曹崢;郭小磊;;石英晶體微天平在聚合物薄膜研究中的應(yīng)用與展望[J];分析化學(xué);2010年05期

2 石文韜;邸靜;馬占芳;;電化學(xué)葡萄糖傳感器[J];化學(xué)進(jìn)展;2012年04期

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