Results 91 to 100 of about 3,538 (228)

Uso potencial da brita e argila na redução da toxicidade de efluentes da aquicultura contendo diflubenzuron. [PDF]

open access: yes, 2015
Resumo: O crescimento acelerado da aquicultura no Brasil e no mundo vem a atender a uma demanda crescente por proteína animal. No entanto, este crescimento deve vir acompanhado da medidas de conservação dos recursos naturais, bem como a minimização dos ...
JONSSON, C. M.   +2 more
core  

Novel Lipophilic Lanthanide Bis-Phthalocyanines Functionalized by Pentadecylphenoxy Groups: Synthesis, Characterization and UV-Photostability

open access: yesMolecules, 2012
Novel sandwich-type phthalocyanines containing a rare earth metal core (Pr, Nd, Eu–Lu) and macrocycles peripherally substituted by pentadecylphenoxy groups were synthesized using a cardanol-based phthalonitrile precursor and the respective lanthanide ...
Ermelinda Bloise   +5 more
doaj   +1 more source

Modification of ureaformaldehyde resin PKP-52 based on cardanol methylols derivatives [PDF]

open access: yes, 2009
Исследована модификация карбамидоформальдегидной смолы ПКП-52 резольной карданолформальдегидной смолой (МПК) для получения минераловатных плит. Структура МПК изучена методами гельпроникающей хроматографии, ИК- и ЯМР-спектроскопии.The modification of ...
Бурындин, В. Г.   +5 more
core  

Synthesis of Biscardanol as Key Intermediary in Preparation of Bistioxanthones

open access: yesOrbital: The Electronic Journal of Chemistry, 2012
The cashew nut shell liquid (CNSL) is an important source of phenolic compounds such as anacardic acids, cardols and cardanols. These compounds present many biological activities. The components of CNSL were isolated and purified by column chromatography.
Glaucia Almeida Nunes   +3 more
doaj   +1 more source

Studies on the synthesis of new porphyrins from cardanol and glycerol

open access: yesOrbital: The Electronic Journal of Chemistry, 2012
Porphyrins are very attractive compounds due to their wide application in many areas of new materials as chemical technology, ecology, medicine and, electronics.
Daiane Santana Souza   +4 more
doaj   +1 more source

Reversible addition-fragmentation chain transfer copolymerization of styrene/divinylbenzene in aqueous suspension [PDF]

open access: yes, 2012
The Reversible Addition-Fragmentation Chain Transfer (RAFT) copolymerization of styrene (S) and divinylbenzene (DVB) was performed at temperature range 110 to 150 °C in aqueous suspension, using AIBN as thermal initiator and 2 ...
Costa, Mário Rui   +3 more
core   +1 more source

Hybrid cork-polymer composites containing sisal fibre : morphology, effect of the fibre treatment on the mechanical properties and tensile failure prediction [PDF]

open access: yes, 2013
In this study, we investigated the use of short sisal fibre with and without polyethylene-graft-maleic anhydride (PE-g-MA) as a strategy to reinforce cork–polymer composite (CPC) materials.
Fernandes, E. M.   +2 more
core   +1 more source

Influence of hardener for phenolic resins on the OSB properties [PDF]

open access: yes, 2017
Изучено влияние на физико-механические свойства плит OSB продолжительности горячего прессования и содержания отвердителя в связующем на основе фенолкарданолформальдегидной смолы.The influence of hot pressing duration and a hardener concentration in the ...
Баулина, Н. С.   +3 more
core  

Molecular identification and anticancer activity of alkylphenol from cashew nut shell oil (Anacardium occidentale) grown In Timor Island [PDF]

open access: yes, 2008
Isolation of anacardic acid and cardanol from cashew nut shell liquid and their cytotoxic activity to on ward HeLa cancer cell line has been done. The objective of this research is to isolate and identify anacardic acid and cardanol from CNSL along with ...
., Sismindari   +4 more
core   +2 more sources

Sustainable alternative composites using waste vegetable oil based resins [PDF]

open access: yes, 2019
Laminates were produced with epoxy resins from waste vegetable oil (WVO) intended for the manufacturing of environmentally-friendly alternatives for the composites industry.
Coles, Stuart R.   +3 more
core   +1 more source

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