نتایج جستجو برای: phenolic resin

تعداد نتایج: 54548  

Journal: :Chemical communications 2012
Thomas Ebert Gerhard Cox Evgeniya Sheremet Ovidiu Gordan Dietrich R T Zahn Frank Simon Stefan Spange

Defect-free microporous carbon layers on graphite can be produced by DABCO-catalyzed twin polymerization of 2,2'-spirobi[4H-1,3,2-benzodioxasiline] in a slurry polymerization and subsequent thermal transformation of the resulting phenolic resin into carbon.

Journal: :Nanoscale 2015
Camélia Matei Ghimbeu Mihai Sopronyi Felix Sima Luc Delmotte Cyril Vaulot Claudia Zlotea Valérie Paul-Boncour Jean-Marc Le Meins

A novel one-pot laser-assisted approach is reported herein for the synthesis of ordered carbons with embedded cobalt nanoparticles. The process is based on a UV pulsed laser exposure of an ethanolic solution consisting of green carbon precursors, a structure directing agent and a cobalt salt. Very short irradiation times (5 to 30 min) are only required to polymerize and cross-link carbon precur...

Journal: :Journal of The Adhesion Society of Japan 2018

Journal: :Chemical Science International Journal 2017

Journal: :Journal of Materials Science 2011

Journal: :Journal of Applied Polymer Science 1970

Journal: :علوم و تکنولوژی پلیمر 0
مرتضی سلطانی دهقان ناصر شریفی سنجانی

phenolic resins have been widely used for selective high technology applications due to their excellent ablative properties, structural integrity and thermal stability that make them appropriate for thermal insulation materials, wood products industry, coatings, moulding compounds and composite materials. polymer layered silicate nanocomposites based on montmorillonite (mmt) have attracted a gr...

2006
H. DALE TURNER JOHN D. KERN

This paper presents the results of a Forest Products Laboratory study regarding the effects of resin content, particle size, and molding pressure upon specific gravity, strength, and water absorption of hardboard products made of wood waste treated with powdered phenolic resin. Modulus of rupture in bending was found to vary approximately as the cube of specific gravity, whereas water absorptio...

2005
S. M. PARTRIDGE R. C. BRIMLEY

In Part 1 of this series of papers (Partridge & Westall, 1949) it was shown that, whilst the baseexchange resin Zeo Karb 215 may be used with success for the separation of the neutral and acidic amino-acids, certain difficulties arise when the separation of basic substances is attempted. These difficulties were traced to the phenolic hydroxyl groups of the resin. Resins of the sulphonated pheno...

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