相关实验视频

Updated: Jul 5, 2026

Techniques for the Evolution of Robust Pentose-fermenting Yeast for Bioconversion of Lignocellulose to Ethanol

Techniques for the Evolution of Robust Pentose-fermenting Yeast for Bioconversion of Lignocellulose to Ethanol

Published on: October 24, 2016

使用生物聚合物生产的响应表面方法和生物基聚氨泡合成的响应表面方法,优化葡萄的液化

Furkan Çolakoğlu¹, Emre Akdoğan¹, Murat Erdem¹

¹Department of Chemistry, Faculty of Science, Eskişehir Technical University, Eskişehir, Turkiye.

Turkish journal of chemistry

|September 19, 2024

概括

研究人员优化了葡萄末液化,以获得可持续的生物聚合物. 由此产生的生物基刚性聚氨泡 (RPUF) 对环保应用具有有前途的性能.

科学领域:

可持续化学可持续化学
材料科学材料科学材料科学
化学工程是化学工程的重要组成部分.

背景情况:

基于石油的产品带来了环境和经济挑战.
越来越需要可持续和经济的替代品.
葡萄末是一种丰富的农业废物,具有价值化潜力.

研究的目的:

为了优化葡萄末的溶热液化.
从衍生生物聚合物中合成和表征生物基刚性聚氨泡 (RPUF).
评估使用葡萄末作为RPUF生产的原料的可行性.

主要方法:

使用响应表面方法 (RSM) 与中央复合设计 (CCD) 的溶热液化过程优化.
生物聚合物的物理化学特征 (基数,酸数,粘度).
生物基RPUF的合成和表征 (导热性,闭细胞含量,表面密度,压力强度).

主要成果:

优化反应条件 (165°C,4.25%的催化剂负载,50分钟) 产生了81.3%的液化.
生物聚合物具有与商业聚合物相似的特性.
生物基RPUF表现出有利的特性:导热率 (31.3mW/m·K),闭细胞含量 (71.1%),表面密度 (33.4kg/m3) 和压力强度 (105.3kPa).

结论:

葡萄末的溶热液化是生产生物聚合物的有效方法.
优化的生物聚合物可用于合成高性能生物基RPUF.
这项研究提出了将农业废物转化为有价值材料的可持续途径,减少对石油制品的依赖.

关键词:

哈达利耶 (哈达利耶) 是一个艰难的人.生物基硬型聚氨泡生物聚合物生物聚合物实验设计实验设计葡萄葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖葡萄糖

更多相关视频

Ultrafast Lignin Extraction from Unusual Mediterranean Lignocellulosic Residues

Ultrafast Lignin Extraction from Unusual Mediterranean Lignocellulosic Residues

Published on: March 9, 2021

Twin-Screw Extrusion Process to Produce Renewable Fiberboards

Twin-Screw Extrusion Process to Produce Renewable Fiberboards

Published on: January 27, 2021

相关概念视频

Methods of Medium Optimization

Methods of Medium Optimization

Optimizing growth media enhances microbial proliferation and maximizes product yield. Statistical experimental design methodologies provide structured and reproducible approaches, offering progressively higher levels of robustness and efficiency.The One-Factor-at-a-Time (OFAT) MethodThe One-Factor-at-a-Time (OFAT) method involves adjusting a single variable while keeping all others constant. However, it cannot detect interactions between variables, often leading to suboptimal outcomes when...

Production of Alcohol

Production of Alcohol

Continuous fermentation is a key strategy in industrial ethanol production, particularly when efficiency, scalability, and high yields are essential. This approach allows for uninterrupted operation and optimized resource utilization. The primary feedstock, corn starch, undergoes enzymatic hydrolysis facilitated by α-amylase and glucoamylase. These enzymes break down the starch into fermentable sugars such as glucose, which are readily assimilated by fermentative microorganisms.Fermentation...

Production of Organic Acids

Production of Organic Acids

Lactic acid, an important organic acid extensively applied in food, pharmaceutical, and biodegradable polymer industries, is primarily produced via microbial fermentation. This method is favored over chemical synthesis due to its environmental sustainability and capacity for enantiomerically pure product formation. Among various microbial processes, the fermentation of starch-based substrates stands out due to the abundance and renewability of raw materials like corn and potatoes.Hydrolysis of...

Bioplastics

Bioplastics

Bioplastics derived from microbial processes present a sustainable alternative to conventional petroleum-based plastics. Among these, polyhydroxyalkanoates (PHAs), particularly polyhydroxybutyrates (PHBs), have emerged as prominent candidates due to their biodegradability and biocompatibility. These polymers are synthesized by a variety of bacteria, such as Cupriavidus necator and Pseudomonas putida, which naturally accumulate PHAs as intracellular carbon and energy reserves, especially under...