Results 21 to 30 of about 1,767,737 (317)

Why Chain Length of Hyaluronan in Eye Drops Matters

Diagnostics, 2020
The chain length of hyaluronan (HA) determines its physical as well as its physiological properties. Results of clinical research on HA eye drops are not comparable without this parameter.
Wolfgang G.K. Müller-Lierheim
doaj   +1 more source

The Effects of Reaction Variables on Solution Polymerization of Vinyl Acetate and Molecular Weight of Poly(vinyl alcohol) Using Taguchi Experimental Design [PDF]

علوم و تکنولوژی پلیمر, 2009
Poly(vinyl acetate) is synthesized via solution polymerization, and then it is converted to poly(vinyl alcohol) by alkaline alcoholysis. The aim of the work study was to investigate statistically the  influence of reaction variables in vinyl acetate ...
M.H. Navarchian, S. Mousazadeh
doaj   +1 more source

Impact of pharmaceutical care on self-administration of outpatient low-molecular-weight heparin therapy [PDF]

, 2014
Outpatient subcutaneous (s.c.) therapies are becoming more and more common in the treatmentof different diseases. The effectiveness of community-pharmacy-based interventions in preventingproblems that arise during s.c.
Kurt E. Hersberger, Hersberger, Kurt E., Tsakiris, Dimitrios A., Mittag, Michael, Seraina Mengiardi, Stephan Kraehenbuehl, Molnar, Viviane, Michael Mittag, Kraehenbuehl, Stephan, Dimitrios A. Tsakiris, Mengiardi, Seraina, Kohlhaas-Styk, Urs, Viviane Molnar, Urs Kohlhaas-styk   +13 more
core   +1 more source

Radical scavenging activity of crude polysaccharides from Camellia sinensis [PDF]

Archives of Biological Sciences, 2011
A preparation of crude polysaccharides (TPS) was isolated from Camellia sinensis by precipitation and ultrafiltration. TPS1, TPS2, and TPS3 had molecular weights of 240, 21.4, and 2.46 kDa, respectively.
Yang Fan, Yang Zhiwei, Xiao Jianbo
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Microbial Conversion of Cheese Whey to Polyhydroxybutyrate (PHB) via Statistically Optimized Cultures

Fermentation, 2023
The intended circular economy for plastics envisages that they will be partially replaced by bio-based polymers in the future. In this work, the natural polyester polyhydroxybutyrate (PHB) was produced by Azohydromonas lata using cheese whey (CW) as a ...
Giannis Penloglou, Alexandros Pavlou, Costas Kiparissides   +2 more
doaj   +1 more source

Shaping of molecular weight distribution using b-spline based predictive probability density function control

, 2004
Issues of modelling and control of molecular weight distributions (MWDs) of polymerization products have been studied under the recently developed framework of stochastic distribution control, where the purpose is to design the required control inputs ...
Zhang, J.F., null Liulin Cao, Yue, H., null Hong Yue, Wang, H., null Jinfang Zhang, Hong Wang, Cao, L.   +7 more
core   +1 more source

Synthesis of Prussian Blue-Containing Polymeric Nanocapsules via Interfacial Confined Coordination in Crosslinked Miniemulsion

Nanomaterials
Herein, we describe a versatile synthetic strategy for constructing Prussian Blue (PB)-coated polymeric nanocapsules (PB@nanocapsules) with tunable sizes and controlled PB loading.
Lin Wu, Yubin Zhou, Tao Pang, Laxia Wu, Yebin Guan   +4 more
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Effect of Various Temperatures on Bletillae Rhizoma Polysaccharide Extraction and Physicochemical Properties

Applied Sciences, 2018
Six fractional polysaccharides were prepared by water extraction and alcohol precipitation under controlled temperature from bletillae rhizoma, a traditional Chinese medicine.
Xiaoyan Long, Quan Yan, Linwei Peng, Xinyue Liu, Xuegang Luo   +4 more
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Molecular-Weight-Dependent Interplay of Brittle-to-Ductile Transition in High-Strain-Rate Cold Spray Deposition of Glassy Polymers

, 2022
Based on the cold spray technique, the solvent-free and solid-state deposition of glassy polymers is envisioned. Adiabatic inelastic deformation mechanisms in the cold spray technique are studied through high-velocity collisions (20 kDa) are essential to
Jae-Hwang Lee (1365012), Behrad Koohbor (12232070), Joseph F. Stanzione (1825270), Tristan W. Bacha (13187337), Francis M. Haas (3396665), Anuraag Gangineri Padmanaban (13187334), Jeeva Muthulingam (13187340)   +6 more
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Functionalization of waterborne polyurethane with rosin and epoxidized soybean oil for high-performance, UV-shielding, and hydrophobic biobased films and cotton coatings

Industrial Crops and Products
The development of high-performance waterborne polyurethane (WPU) from biomass materials represents a significant issue in green industry. In this work, a rosin-based epoxidized soybean oil polyol (RE) was synthesized via a ring-opening reaction between ...
Tao Zhang, Zijia Liu, Lizhen Yao, Wen Xu, Siyan Dai, Weijia Kong, Yuhan Zhang, Lina Jia, Wenjie Wei, Chuanxi Wang, Aijia Li, Guoliang Bai, Yifu Chu, Wenshuo Zhang   +13 more
doaj   +1 more source