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Strategies toward development of biodegradable hydrogels for biomedical applications
Hydrogel polymer tissue regeneration drug delivery encapsulation
2024/1/22
Hydrogel is a macromolecular gel constructed of a network of cross-linked polymer chains. Hydrogels are class of materials that can be tuned toward the subjected stimuli and can be modified to imitate...
Advances in the development of biobased epoxy resins: insight into more sustainable materials and future applications
Renewable sources bisphenol A biobased epoxy resins biobased fillers vegetable oils phenolic compounds curing agents
2023/12/15
The urgent need to replace fossil resource-based products is considerably increasing in the past few years, resulting in the search for more sustainable materials, with the aim of reducing the wastes ...
High-efficient esterification of rosin and glycerol catalyzed by novel rare earth Lewis acidic ionic liquid: Reaction development and mechanistic study
Rosin glyceride Rare earth Lewis acidic ionic liquid Esterification DFT Catalysis
2023/12/7
Background: As one of the most important modified products of rosin, rosin glyceride was widely used in many aspects. However, the preparation of rosin glyceride is always unfriendly due to the use of...
Development and evaluation of a hydrogenated rosin (β-acryloxyl ethyl) ester–bonded silica stationary phase for high-performance liquid chromatography separation of paclitaxel from yew bark
Rosin-based stationary phase Paclitaxel Retention mechanism Separation Yew-bark extract
2023/12/5
Paclitaxel (PTX) is a complex diterpenoid anticancer drug whose separation from yew biomass poses a significant challenge. In this study, a new stationary phase comprising hydrogenated rosin (β-acrylo...
Development of a Highly Efficient Environmentally Friendly Plasticizer
adipate effective plasticizer environmentally friendly esterification polyvinyl chloride technological
2023/12/1
The purpose of this work is the synthesis of adipic acid ester and the study of the possibility of its use as a PVC plasticizer. The resulting butyl phenoxyethyl adipate was characterized by Fourier-t...
On the Development of Phenol-Formaldehyde Resins Using a New Type of Lignin Extracted from Pine Wood with a Levulinic-Acid Based Solvent
bio-resins phenolic resins levulinic acid lignin lignocellulosic waste resole resins
2023/12/1
Resole resins have many applications, especially for foam production. However, the use of phenol, a key ingredient in resoles, has serious environmental and economic disadvantages. In this work, ligni...
Development of High-Performance Biodegradable Rigid Polyurethane Foams Using Full Modified Soy-Based Polyols
soy-polyol rigidpolyurethanefoam microflowsystem
2024/3/12
Fossil fuel resources depletion and growing concern about environmental issues have raised the demand for newly sustainable biomaterials. To address this challenge, a new type of biodegradable and env...
DEVELOPMENT OF SPATIAL SCALING TECHNIQUE OF FOREST HEALTH SAMPLE POINT INFORMATION
Forest Forest management Forest Health Species diversity Shannon’s index Spatial interpolation Kriging IDW
2018/5/14
Forests provide many goods, Ecosystem services, and resources to humans such as recreation air purification and water protection functions. In rececnt years, there has been an increase in the factors ...
Gap characteristics under oriental beech forest development stages in Kelardasht forests, northern Iran
close-to-nature silviculture forest stand stand dynamics gapmaker silviculture
2018/3/6
This study was carried out to evaluate gap characteristics and gapmakers for different development stages of an oriental
beech forest in northern Iran. Development stages of 1 ha square-shaped mosaic...
Work plan for accounting methodology development for wood products in climate change mitigation projects involving tropical timber
Work plan accounting methodology development wood products climate change mitigation projects tropical timber
2014/3/6
An output from a pre-project under the ITTO Thematic Programme on Trade and Market Transparency.
Towards a development strategy for the wood processing industry in the Congo Basin (White paper)
Towards a development strategy for the wood processing industry Congo Basin White paper
2014/3/6
This document brings together a series of reflections and suggestions for the development and implementation of strategies to develop the forest industry in the Congo Basin.These were formulated over ...
Structure,development and growth of selection forests at the Granata research site
Selection forest (Plenterwald) selection system management stand structure
2009/11/27
The Granata research site was established for the study of structure, growth and regeneration of silver fir-European beech single stem selection forest. Three phytocoenological relevés were carried ou...
THE ROLE OF THE FOREST IN SUSTAINABLE DEVELOPMENT OF THE UPPER GORENJSKA REGION
forest’s role sustainable development Upper Gorenjska
2009/11/27
The main objective of our research was to assess the social needs for the forestforest’s roles and propose how forest could further contribute to the sustainable development of the Upper Gorenjska reg...
STATISTICAL MONITORING OF THE OPERATIONAL EFFICIENCY DEVELOPMENT IN FORESTRY COMPANIES DURING THE 1966-2002 PERIOD
wood production technical efficiency forestry companies
2009/11/26
Statistical monitoring of technical efficiency of various forestry companies was analysed. The monitoring was in view of data published in the past divided into three periods: 1966-1985, 1986-1992 and...
Development of the initial phase after wind throw in the virgin forest remnant ravna gora
virgin forest Ravna gora gap wind throw natural regeneration Fagus sylvatica
2009/11/26
Special attention is given to the gap, which was created in the virgin forest remnant Ravna gora in 1983 by wind throw. The gap in the optimal phase of almost pure beech and on beech site (Cardamini s...