نتایج جستجو برای: elongation at break

تعداد نتایج: 3759323  

Journal: : 2023

Wood flour is the most common filler used in production of wood plastic composite (WPC) materials. In scientific studies on this subject, flours obtained from different trees and fillers annual plants are used. addition, some mineral-based also materials made plastic. study, a low-density polyethylene polymer form granules recycling was as matrix. Larch glass by grinding soft drink bottles were...

Journal: :E-polymers 2022

Abstract The surface of nano-TiO 2 was modified by a silane coupling agent KH570, and the photosensitive resin blending with three-dimensional (3D) printing light-curing resin. powder characterized infrared spectrum, X-ray diffraction, contact angle test, scanning electron microscope. effects different content TiO on viscosity, curing shrinkage, tensile strength, elongation at break, hardness, ...

Journal: :Polymer 2021

A biobased photo-healable thermoset coating has been developed from 4 components in only 2 steps via a solvent-free process involving an epoxy/amine reaction. Its composition includes epoxidized linseed oil and dynamic molecule (4,4?-diaminodiphenyl disulfide) which, under UV irradiation, can be photolyzed reversibly. Compared to analogous material without disulfide bond, this exhibits lower cr...

امام, یحیی , تدین, محمودرضا,

  Photosynthesis and wheat grain yield responses to supplemental irrigation with different amount of applied water under dryland conditions were investigated. Therefore, a two-year field experiment was conducted research farm of College of Agriculture, Shiraz University during 2004-2005. Five levels of irrigation including dryland conditions, irrigation at stem elongation, booting, flowering an...

Journal: :Journal of Research Updates in Polymer Science 2021

Bio-filler from eggshells as reinforcement of bio-based polymers are based on their benefits adequate strength and stiffness, besides friendly, degradable renewable environment. Eggshell is an agricultural waste considered garbage, contributing to pollution; nevertheless, it can be transformed into bio-calcium carbonate, acquiring new values. As biodegradable polymers, there were chosen PLA (po...

Journal: :Journal of Applied Polymer Science 2023

Linear low-density polyethylene (LLDPE) crosslinks under irradiation in the range of up to 250 kGy. Crosslinking leads better chemical and thermal resistance but causes reduction mechanical performance. To counter this reduction, compounds LLDPE with thermoplastic elastomers (TPV) were made. Specimens irradiated doses reaching from 99 231 Gel content shows a decrease around 12% for 20 wt% TPV c...

Journal: :journal of chemical and petroleum engineering 2015
hajir karimi aboutaleb ghadami jadval ghadam

polyamide-66(pa66)/caco3 micro- and nano-composites were prepared using a polymer solution method at filler loading of 0, 1, 2 and 3 weight percent. nano-size of caco3 was synthesized by micro-emulsion technique. the material was characterized by xrd, sem, ftir and uv-vis techniques. xrd results of composites suggested that caco3 particles are found in the amorphous phase of the semi-crystallin...

2008
SUGANTI RAMARAD

Kenaf bast fiber (KBF) filled plasticized poly(lactic acid) (p-PLA) composites was prepared and examined stage by stage in this study. Firstly, poly(lactic acid) (PLA) was plasticized with 5 up to 20 wt% poly(ethylene glycol) (PEG) via internal mixer. Blend with 10 wt% PEG was chosen as matrix for composite as it showed the best impact strength and elongation at break. Secondly, maleic anhydrid...

Journal: :eFood 2022

This work aimed to develop and characterize edible films made with cassava starch buriti oil in a factorial scheme verify the effect of interaction between these factors on physical properties. The experiment was developed an entirely randomized design 2 × 3 scheme. They were prepared six different formulations evaluating thickness, water solubility, moisture, activity, chromaticiy (C*), total ...

Journal: :Macromol 2022

Kefiran, which was isolated from kefir grains, used for the fabrication of cryogel-films in presence plasticizers, such as glycerol and sorbitol. Varying concentration ratios exopolysaccharide/plasticizer system were employed process cryogel-film formulation their effect on physical (film thickness, moisture content, solubility) mechanical (tensile strength elongation at break) properties films...

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