نتایج جستجو برای: glass fibres

تعداد نتایج: 87854  

2016
James Thomason Liu Yang

The recovery and reuse of glass fibres from manufacturing waste and end-of-life composites in an environmentally-friendly, cost-effective manner is one of the most important challenges facing the thermosetting polymer composites industry. A number of processes for recycling fibres from such materials are available or under development. However, nearly all options deliver recycled glass fibres t...

Journal: :British journal of industrial medicine 1988
P Leanderson P Söderkvist C Tagesson O Axelson

Samples of rockwool and glass fibre were compared with chrysotile fibres for their capacity to hydroxylate 2-deoxyguanosine to 8-hydroxydeoxyguanosine, a reaction that is mediated by formation of hydroxyl radicals. All three fibres produced 8-hydroxydeoxyguanosine in the absence of H2O2. The chrysotile fibres were most potent and produced about ten times more of the modified nucleoside than roc...

Journal: :Acta biomaterialia 2012
C Vitale-Brovarone G Novajra J Lousteau D Milanese S Raimondo M Fornaro

Phosphate glass fibres with composition 50P(2)O(5)-30CaO-9Na(2)O-3SiO(2)-3MgO-(5-x)K(2)O-xTiO(2)mol.% (x=0, 2.5, 5, respectively coded as TiPS(0), TiPS(2.5) and TiPS(5)) were drawn following the preform drawing approach. A 20-day solubility test in bi-distilled water was carried out on glass fibres with different compositions and diameters ranging between 25 and 82 μm. The results show that the...

2014
Nusrat Sharmin Andrew J Parsons Chris D Rudd Ifty Ahmed

Previous studies investigating manufacture of phosphate-based glass fibres from glasses fixed with P2O5 content less than 50 mol% showed that continuous manufacture without breakage was very difficult. In this study, nine phosphate-based glass formulations from the system P2O5-CaO-Na2O-MgO-B2O3 were prepared with P2O5 contents fixed at 40, 45 and 50 mol%, where Na2O was replaced by 5 and 10 mol...

2009
F. E. Okieimen I. O. Bakare

One of the important issues in producing composite materials with natural fibres is the modification of the surface of the fibres to enhance adhesion and interfacial bonding with polymer matrix. In this report, the effect of alkalization on the mechanical properties, thermal stability and surface morphology of banana stem fibres is examined. The results show that treatment with sodium hydroxide...

2013
Lucian Capitanu Virgil Florescu

It is generally known that the friction and wear between polymers and polished steel surfaces has a special character, the behaviour to friction and wear of a certain polymer might not be valid for a d ifferent polymer, moreover in dry friction conditions. In this paper, the reaction to wear of certain polymers with short glass fibres (polyamide + 20% glass fibres, polyamide + 30% glass fibres ...

Journal: :Journal of neuroscience methods 1985
J C Jay K F Barald

Suspension culture of single adult rat flexor digitorum brevis (FDB) muscle fibres in Vitrogen, a purified collagen, on tissue culture plastic or glass with mesh ring supports is superior to culture upon other substrates including collagen-, laminin-, or Vitrogen-coated tissue culture plastic. The Vitrogen gel-fibre mixture which attaches to glass or plastic provides at least 10 times more fibr...

Journal: :Electronics Letters 1971

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