Results 11 to 20 of about 1,544 (217)

Modification of graphene with silica nanoparticles for use in hybrid network formation from epoxy, novolac, and epoxidized novolac resins by sol-gel method: Investigation of thermal properties

open access: yeseXPRESS Polymer Letters, 2018
Thermal stability of hybrid composites prepared from epoxy, novolac, and epoxidized-novolac resins and also modified graphene oxide (SFGO) was studied.
A. Mousavi   +4 more
doaj   +2 more sources

Effect of novolac nanoparticles additions on specific gravity of NBR/CR blends [PDF]

open access: yesMATEC Web of Conferences, 2018
In this article, novolac nanoparticles with different weight fraction (0-40) wt.% were added to NBR/CR blends and investigate the effect of these additions on the specific gravity of rubber blend. The results obtained shown that the novolac nanoparticles
Al-Maamori Mohammed H.   +2 more
doaj   +2 more sources

Synthesis, Characterization and Application of Coatings Based on Epoxy Novolac and Liquid Rubber Blend [PDF]

open access: yesE-Journal of Chemistry, 2009
Phenol-based novolac resins were synthesized with different mole ratios of phenol-to-formaldehyde. These novolac resins were epoxidized with molar excess of epichlorohydrin at 120 °C in basic medium.
Hemant Kumar   +3 more
doaj   +2 more sources

An Investigation of Wood-Plastic Novolac Modified by Biomass Pyrolysis Oils [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2011
The possibility of using water insoluble fraction from biomass pyrolysis oil as additive in synthesis of Wood-Plastic novolac has been proved by using Differential Scanning Calorimetry (DSC) and Fourier Transformed Infra Red (FT-IR) spectroscopy ...
Xu Junming, Jiang Jianchun, Kang Sun
doaj   +1 more source

Activated Carbons from Crosslinked Novolac Resin

open access: yesAdsorption Science & Technology, 2005
Activated carbons were prepared from well-characterized Novolac resin cured with various amounts of hexamethylenetetramine (HMTA). The process consisted of curing the resin with HMTA at 200°C, carbonization in nitrogen at 600°C and gasifying the char in ...
Janusz Pajak   +2 more
doaj   +2 more sources

A new strategy for the synthesis of modified novolac resin and its polymer/clay nanocomposite

open access: yeseXPRESS Polymer Letters, 2019
A novel epoxy nanocomposite composed of epoxidized novolac (ENR), epoxidized polystyrene (EPSt), and nanoclay was fabricated and characterized successfully.
R. Mohammad-Rezaei   +4 more
doaj   +2 more sources

Improvement in Ablation and Thermal Properties of Ultra-lightweight Silicone/Cork Composites Insulator Using Novolac Aerogel [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2018
Hypothesis: Thermal insulating materials are essential in optimization of energy consumption and to reduce heat and energy loss. Lightweight thermal insulator materials can reduce weight/density and improve the performance of final product.
Majid Haghir Madadi   +2 more
doaj   +2 more sources

Novolac/Phenol-Containing Phthalonitrile Blends: Curing Characteristics and Composite Mechanical Properties. [PDF]

open access: yesPolymers (Basel), 2020
The phenol-containing phthalonitrile resin is a kind of self-curing phthalonitrile resin with high-temperature resistance and excellent properties. However, the onefold phthalonitrile resin is unattainable to cured completely, and the brittleness of the ...
Zhang H, Wang B, Wang Y, Zhou H.
europepmc   +2 more sources

Investigation the effect of newly used polymer modified bitumen on the performance of hot mix asphalt containing reclaimed asphalt pavement

open access: yesPrzegląd Naukowy Inżynieria i Kształtowanie Środowiska, 2021
The current research focuses on investigating the effect of using reclaimed asphalt pavement (RAP) on performance of hot mix asphalt (HMA) prepared with polymer modified bitumen (PMB) binder. This PMB used for the first time with HMA contained RAP.
Osamah H. Chafat   +2 more
doaj   +1 more source

Synthesis and Characterization Al2O3/Novolac/Fiberglass Nanocomposite: Modification of Thermal Stability and Thermal Insulation Properties [PDF]

open access: yesMechanics of Advanced Composite Structures, 2023
Alumina (Al2O3) nanoparticles were used as the additive for modifying a novolac phenolic resin using the solution mixing method. Different weight percentages of nano alumina 3 and 8 w% were loaded into the resin, called 3ARC and 8ARC nanocomposites ...
Mohsen Rezaei Qazviniha, Farideh Piri
doaj   +1 more source

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