搜索结果: 46-60 共查到“工学 cellulose”相关记录63条 . 查询时间(0.043 秒)
An Environment-Friendly Method to Prepare Microcrystalline Cellulose
radiation-enzymatic depolymerisation microcrystalline cellulose
2009/2/16
In this article a method is presented to prepare MCC from cellulose pulp employing an environment-friendly, effective two-step radiation-enzymatic depolymerisation process. The process was grounded on...
The Hydrophobisation of Cellulose Pulp
cellulose pulp hydrophobicity contact angle water retention value
2009/2/16
The hydrophobisation of cellulose can be achieved by the treatment of wood fibers with aluminum sulfate and sodium salts of fatty acids. The purpose of the study was to determine the effect of various...
Magnetic Cellulose Fibres and Their Application in Textronics
magnetic fillers magnetic fibres magnetic textile elements magnetic coils
2009/2/16
In this article the mechanical and magnetic properties of magnetic fibre based on experimental investigation are described. These magnetic fibres, made up of cellulose matrix and powdered magnetic mod...
Reactive Dyes Derivatives of Quinoline Triazinium Salts for Dyeing Cellulose Fibres in Neutral Medium
reactive dyes for cellulose fibres nicotinic acid 3-carboxypyridino-s-triazine dyes
2009/2/16
A number of bi-functional fibre-reactive dye derivatives of C.I. Reactive Red 120 containing quinolino-s-triazine groups were synthesised and their application properties during the dyeing of cotton f...
Rheological Properties of Biocelsol/Viscose Blend Solutions and Properties of Regenerated Cellulose Films
rheological properties spinning solutions viscose Biocelsol cellulose films
2009/2/13
The dissolving of cellulose in suitable solvents to prepare fibre-forming and film-forming solutions has been a very attractive field of research for more than a hundred years. In this paper we presen...
Formation of Cellulose/Silk-Fibroin Blended Fibres
cellulose bio-modified cellulose silk-fibroin cellulose/silk-fibroin fibres
2009/2/12
This article presents research results concerning the formation of cellulose/silk-fibroin blended fibres. Bio-modified cellulose and silk-fibroin isolated from cocoons of the Bombyx mori silkworm were...
Enzymatic Treatment of Fibres from Regenerated Cellulose
regenerated cellulose fibres cellulases
2009/2/11
The use of cellulolytic enzymes to modify fibres and fabrics made of regenerated cellulose is a new trend in enzyme application. Enzyme treatment improves the properties of fibres and fabrics without ...
Reactive Dyes for Single-Bath and Single-Stage Dyeing of Polyester-Cellulose Blends
Reactive dyes 3’-carboxypirydyno-triazine reactive dyes exhaust dyeing of cotton
2009/2/10
Cellulose fibres were dyed with selected dyes containing 3’-carboxypirydyno-triazine reactive systems. The dyeing processes were carried out at a temperature of 130 oC in phosphate buffers within a pH...
Formation of Fibre from Bio-modified Cellulose Pulp
bio-modified cellulose sodium hydroxide cellulosic fibres environment-friendly technologies
2009/2/10
A process to produce fibres from bio-modified cellulose pulp has been developed. The spinning process was investigated on a large laboratory scale. Alkaline spinning solutions were first prepared from...
Reactive Dyes for Cellulose Fibres Including UV Absorbers
reactive dyes for cellulose 2’-hydroxybenzotriazole UV-absorbers
2009/2/8
Several reactive dyes derivatives of C.I. Reactive Red 198 have been prepared. Three of these dyes included additional UV-absorber systems based on 2’-hydroxy-benzotriazole. The spectrophotometric pro...
Multifunctional Bacterial Cellulose/Chitosan Composite Materials for Medical Applications
modified bacterial cellulose hydrogel dressings biomaterials bacterial cellulose/chitosan composites
2009/2/8
This paper presents some results concerning the characterisation of the structural parameters of bacterial cellulose/chitosan composite materials with regard to their medical application. Some chemica...
Applying the WAXS method to estimate the supermolecular structure of cellulose fibres after mercerisation
cellulose natural fibres polymorphism mercerisation WAXS
2009/2/6
This study focuses on the changes in the supermolecular structure of cellulose of natural fibres afterthe mercerisation process by sodium hydroxide.This process is the first step in the modification o...
Improvement of the Enzymatic Utilisation of Textile Waste from Cellulose/Polyester Blends
bioutilisation cellulose polyester fibres blends enzymes
2009/2/6
This paper presents the continuation of studies on the application of cellulolytic enzymes to the bioutilisation of the cellulose component of PET/cellulose waste blends. In these studies,
the commer...
Investigation of the Cellulose Pulp Modification Process with the Use of Cellulolytic Enzymes from the Aspergillus wentii ŁOCK 0459 Strain
enzymes cellulolytic enzymes Aspergillus wentii cellulose
2009/2/5
The use of cellulolytic enzymes in the process of cellulose biomodification is one of the
current applications of these enzymes which allows us to join the process of controlled
partial cellulose de...
Comparative Analysis of the Thermal Insulation Properties of Fabrics Made of Natural and Man-Made Cellulose Fibres
thermal insulation thermal conductivity thermal absorption thermal diffusion
2009/2/5
Yarn made of natural and man-made cellulose fibres is nowadays commonly applied in textiles. It isalready apparent that the type of raw material and fabric structure influences the properties of the f...