نتایج جستجو برای: hemicellulose solubilization

تعداد نتایج: 7440  

Journal: :Energies 2021

The organosolv-fractionation process can act as a biorefinery because it separate the main components of biomass, such lignin and hemicellulose, with high purity. ethanol-based was applied to carbohydrates from rice husks, extraction behavior observed according various reaction variables. Various conditions different temperatures (150 °C, 170 190 °C), times (30 min, 60 120 min), ethanol concent...

2016
Yuxin Liu Bing Sun Zhongliang Wang Yonghao Ni

The film-forming ability of bagasse hemicellulose and its potential for packaging were investigated in terms of its mechanical and water vapor barrier properties. The films were prepared under various hemicellulose concentrations, chitosan/glycerol amounts (based on the amount of hemicellulose), and temperatures. These were subsequently evaluated by measurement of their mechanical and water vap...

2013
Anuj K Chandel Felipe F A Antunes Virgilio Anjos Maria J V Bell Leonarde N Rodrigues Om V Singh Carlos A Rosa Fernando C Pagnocca Silvio S da Silva

BACKGROUND Diminishing supplies of fossil fuels and oil spills are rousing to explore the alternative sources of energy that can be produced from non-food/feed-based substrates. Due to its abundance, sugarcane bagasse (SB) could be a model substrate for the second-generation biofuel cellulosic ethanol. However, the efficient bioconversion of SB remains a challenge for the commercial production ...

2015

PURPOSE: Micellar solubilization is a powerful alternative for. Done regarding solubilization of drugs by micelles is presented. Abstract: In this paper, the use of surfactants for solubilization of. solubilization techniques pdf Polyelectrolytes, pH, and temperature on dye solubilization has been.Solution chemistry, solubility and solubilization. Dissolution limited bioavailability is a very c...

Jiang-nan Yu Li Wang, Min Peng, Shan-shan Tong Xi-ming Xu Xia Cao Yuan Zhu,

Pluronic/bile salt/phospholipid mixed micelles (Pluronic/BS/PS-MM) drug carrier system for solubilization hydrophobic drugs was developed. A typical hydrophobic compound, pyrene, was selected as a representative hydrophobic compound to model the hydrophobic drugs. Five Pluronics, F68, F88, F98, F108, and F127 with different PPO chain length were studied. CMC data and solubilization capacities w...

Journal: :علوم و تکنولوژی پلیمر 0
علی اکبر عنایتی امید حسینایی سی چوان وانگ سیداحمد میرشکرایی مهدی تجویدی

hemicellulose of southern yellow pine wood spices was extracted by pressurized hot water at three different temperatures: 140°c, 155°c and 170°c. compounding with pp (polypropylene) was performed by extrusion after preparing wood flour and sieving to determine its mesh size. the ratio of wood to polymer was 50:50 based on oven-dry weight of wood flour. all extraction treatments and control samp...

Journal: :iranian journal of science and technology (sciences) 2015
f. ghanati

marshmallow is a medicinal plant containing mucilage polysaccharides and various phenolic acids. boron (b) is an essential micronutrient whose necessity for plant growth and development has been attributed to its role in cell wall pectin network and maintenance of integrity and performance of membranes. the present study was aimed to investigate the effects of different concentrations of b (0.0...

2014
Yang Xing Zhaoqin Su Kun Wang Lihong Deng Jianxin Jiang

Low-pressure steam explosion (LPSE) combined with alkaline peroxide (AP) pretreatment was first employed to separate hemicellulose from Lespedeza stalks. The monosaccharide composition and molecular weight distribution of the obtained hemicellulose fractions were characterized in this study. The results show that the hemicellulose extracted from Lespedeza stalks consisted of xylose, glucose, ga...

Jiang-nan Yu Li Wang, Min Peng, Shan-shan Tong Xi-ming Xu Xia Cao Yuan Zhu,

Pluronic/bile salt/phospholipid mixed micelles (Pluronic/BS/PS-MM) drug carrier system for solubilization hydrophobic drugs was developed. A typical hydrophobic compound, pyrene, was selected as a representative hydrophobic compound to model the hydrophobic drugs. Five Pluronics, F68, F88, F98, F108, and F127 with different PPO chain length were studied. CMC data and solubilization capacities w...

2015
Xiaoli Li Chanjun Sun Binxiong Zhou Yong He

The contents of hemicellulose, cellulose and lignin are important for moso bamboo processing in biomass energy industry. The feasibility of using near infrared (NIR) spectroscopy for rapid determination of hemicellulose, cellulose and lignin was investigated in this study. Initially, the linear relationship between bamboo components and their NIR spectroscopy was established. Subsequently, succ...

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