S Quester,M Dahesh,R Strey
S Quester
We have generated closed-cell microcellular foams from gliadin, an abundantly available wheat storage protein. The extraction procedure of gliadin from wheat gluten, which involves only the natural solvents water and ethanol, respectively, ...
New insight into relaxation dynamics of an epoxy/hydroxy functionalized polybutadiene from dielectric and mechanical spectroscopy studies [0.03%]
介电和机械谱学研究获得的环氧/羟基官能化聚丁二烯松弛动力学的新见解
S Hensel-Bielowka,Z Wojnarowska,J Knapik et al.
S Hensel-Bielowka et al.
Dielectric and mechanical spectroscopy methods have been employed to describe the temperature dependencies of the segmental and macromolecular relaxation rates in epoxy/hydroxy functionalized polybutadiene. Dielectric studies on the dynamic...
Poly(vinyl methyl ether) hydrogels at temperatures below the freezing point of water-molecular interactions and states of water [0.03%]
低于水的冰点时聚乙烯基甲基醚水凝胶中的分子相互作用及水的状态
Marcin Pastorczak,Gustavo Dominguez-Espinosa,Lidia Okrasa et al.
Marcin Pastorczak et al.
Water interacting with a polymer reveals a number of properties very different to bulk water. These interactions lead to the redistribution of hydrogen bonds in water. It results in modification of thermodynamic properties of water and the ...
Modelling the surface free energy parameters of polyurethane coats-part 2. Waterborne coats obtained from cationomer polyurethanes [0.03%]
聚氨酯涂膜表面能参数模型化-第二部分：阳离子水性聚氨酯涂膜
Piotr Król,Bożena Król,Jaromir B Lechowicz
Piotr Król
Polyurethane cationomer coats were synthesised on the basis of typical diisocyanates, properly selected polyether polyols, HO-tertiary amines and HCOOH as quaternisation reagents. The values of their surface free energy (SFE) parameters wer...
Improvement of thermal stability of polypropylene using DOPO-immobilized silica nanoparticles [0.03%]
利用DOPO固化的二氧化硅纳米粒子改善聚丙烯的热稳定性
Quanxiao Dong,Yanfen Ding,Bin Wen et al.
Quanxiao Dong et al.
After the surface silylation with 3-methacryloxypropyltrimethoxysilane, silica nanoparticles were further modified by 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOPO). The immobilization of DOPO on silica nanoparticles was confirme...
Comparison of adsorption affinity of polyacrylic acid for surfaces of mixed silica-alumina [0.03%]
聚丙烯酸在混合氧化硅-氧化铝表面吸附性能的比较研究
Małgorzata Wiśniewska,Teresa Urban,Elżbieta Grządka et al.
Małgorzata Wiśniewska et al.
The influence of solution pH (in the range 3-9) on the adsorption of polyacrylic acid (PAA) on the mixed silica-alumina surface (SA-3: SiO2 97 %-Al2O3 3 % and SA-96: SiO2 4 %-Al2O3 96 %) was investigated. The following methods were applied ...
A new approach to decoupling of bacterial adhesion energies measured by AFM into specific and nonspecific components [0.03%]
原子力显微镜测量的细菌附着力能分解为特异性和非特异性成分的新方法
Asma O Eskhan,Nehal I Abu-Lail
Asma O Eskhan
A new method to decoupling of bacterial interactions measured by atomic force microscopy (AFM) into specific and nonspecific components is proposed. The new method is based on computing the areas under the approach and retraction curves. To...
Influence of crosslinker and ionic comonomer concentration on glass transition and demixing/mixing transition of copolymers poly(N-isopropylacrylamide) and poly(sodium acrylate) hydrogels [0.03%]
交联剂和离子共聚物浓度对聚[N-异丙基丙烯酰胺]和聚[钠丙烯酸盐]水凝胶的玻璃化转变及分相/混相转变的影响
Iwona Zarzyka,Marek Pyda,Maria Laura Di Lorenzo
Iwona Zarzyka
Hydrogels based on N-isopropylacrylamide and sodium acrylate as ionic comonomer were synthesized by free radical polymerization in water using N,N'-methylenebisacrylamide as crosslinker and ammonium persulfate as initiator. The glass transi...
Soap-free emulsion polymerization of poly (methyl methacrylate-co-butyl acrylate): effects of anionic comonomers and methanol on the different characteristics of the latexes [0.03%]
无皂乳液共聚制备丙烯酸丁酯-甲基丙烯酸甲酯嵌段/无规聚合物及其性能研究
Hossein Adelnia,Saeed Pourmahdian
Hossein Adelnia
Soap-free emulsion polymerization (SFEP) of methyl methacrylate, butyl acrylate was conducted in water/methanol media with sodium salts of four different acidic comonomers, namely styrene sulfonic acid (NaSS), 2-acrylamide-2-methyl-1-propan...
Anja Kroeger,Baozhong Zhang,Christine Rosenauer et al.
Anja Kroeger et al.
The properties of a dendronized linear polymer (DP) in dilute solutions depending on solvent quality and temperature are described. The polymer has a contour length of Lc = 1,060 nm. The sample of the fourth generation (PG4) was analyzed in...