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Addition of Pine Rosin to Pectin bioplastic films for improved water resistance
Pine?Rosin Pectin Bioplastics Water resistance
2023/12/18
Pectin films were prepared by addition of different quantities of Rosin in order to test the effects of this natural hydrophobic polymer in increasing the water resistance of Pectin films. Scanning El...
Facile strategy for preparing rhodamine B/ZrO2 composite fluorescent film with combined advantages of high emission intensity and outstanding water-resistance
ZrO 2 films Rhodamine B Fluorescence Water-resistance Rosin
2023/12/1
The RB/ZF composite film prepared by immobilizing rhodamine B (RB) on ZrO2 film (ZF) exhibits strong fluorescence intensity but poor water-resistance. In this paper, rosin, octadecane-1, 18-dicarboxyl...
Modified cellulose nanocrystals enhancement to mechanical properties and water resistance of vegetable oil-based waterborne polyurethane
biopolymers and renewable polymers polyurethane silylated cellulose nanocrystals surface modification
2024/3/8
Environmentally friendly and lightweight silylated cellulose nanocrystal (SCNCs)/waterborne polyurethane (WPU) composite films that exhibit excellent mechanical properties and water resistance were pr...
WATER STATUS,NUTRIENTS AND RADIAL INCREMENT OF PEDUNCULATE OAK (Quercus robur L.) IN NORTHERN SERBIA AND COMPARISON WITH SELECTED SITES IN SLOVENIA
pedunculate oak pre-dawn water potential growth oak decline nutrient status
2009/11/27
Two adult oak tree groups in northern Serbia, differing in degree of decline, were studied. Measurements of pre-dawn water potential (PWP), nutrient status and radial growth were performed and compare...
Effect of Postcure Conditions on the Dynamic Mechanical Behavior of Water-Based Polymer-Isocyanate Adhesive for Wood II.Investigation of a polyvinyl alcohol solution and polymeric diphenylmethane diisocyanate model
water based isocyanate adhesive heat treatment dynamic mechanical analysis
2009/11/23
In order to understand the effect of the heat treatment on the dynamic viscoelastic behavior of water based polymer-isocyanate adhesive for wood (API adhesive), we investigated the most simplified mod...
Equilibrium Moisture Content of Japanese Cedar (Cryptomeria japonica) Green Wood for Columns in a High-Temperature Water Vapor Environment
real time measurement moisture content high temperature high pressure material for columns
2009/11/23
Changes in the moisture content of Japanese cedar (Cryptomeria japonica D. Don) green wood for columns with the dimensions of 110×110×1000 mm during drying in environments of over 100°C and 1 atm were...
Analysis of Water Adsorption of Bamboos on the Basis of Hailwood & Horrobin Theory
water adsorption Japanese bamboo Hailwood & Horrobin theory
2009/3/6
Moisture adsorption properties of three typical bamboo species in Japan, namely madake (Phyllostachys reticulate), mousouchiku (Phyllostachys pubescens), and hachiku (Phyllostachys nigra MUNRO var. H...
Effects of Ultrastructure on Water Adsorption of Bamboo
bamboo adsorption thermodynamics restrict
2009/3/6
The effects of cell structure of bamboo on water adsorption were thermodynamically analyzed using the chemical potential change induced by restrained swelling. The potential was proportional to the pr...
Crosslinking Reactions between Isocyanate Compounds and Acetoacetylated PVA in Water and in Organic Solvent Systems
acetoacetylated PVA crosslinking density DMSO dynamic viscoelastic property swelling
2009/3/5
The crosslinking reaction between isocyanate compounds (pMDI) and acetoacetylated PVA (AAPVA) with various degrees of acetoacetylation or partially saponified PVA were investigated in a dimethylsulfox...
Production of Dissolving Grade Pulp from Poplar Wood by Ethanol-Water Process
Poplar organosolv pulping ethanol-water pulping dissolving pulp alpha-cellulose
2009/1/13
The possibilities of dissolving grade pulp production from poplar by an ethanol-water process were investigated. The effects of ethanol ratio, cooking temperature and acid catalyst ratio on unbleache...