Buscar
Mostrando ítems 51-60 de 1576
Application of hydrolytic enzymes and refining on recycled fibers
(Editura Acad Romane, 2011-05)
The present study analyses the effects of the enzymatic treatment with Pergalase A40 (a blend of cellulases and hemicellulases) on an industrially recycled pulp made up of old corrugated container (OCC) fibers, kraft liners ...
Quantification of the synthetic phenolic antioxidant cyanox 1790 in bottled water with SPE-HPLC/MS/MS and determination of the impact of the use of recycled packaging on its generation
(Multidisciplinary Digital Publishing Institute (MDPI)Switzerland, 2023)
PHYSICAL AND MECHANICAL PROPERTIES OF RECYCLED PAPERS USED FOR TUBE PRODUCTIONPropriedades físicas e mecânicas de papéis reciclados utilizados para fabricação de tubetes
(Universidade Federal de Santa Maria, 2012)
Improvement of Paper Properties of Recycled Unbleached Softwood Kraft Pulps by Poly(Allylamine Hydrochloride)
(North Carolina State University. Department of Forest Biomaterials, 2011-01)
Polyelectrolytes containing amine functional groups such as PAH (poly(allylamine hydrochloride)) can be useful, under certain conditions, for improving paper strength. In this work, the charge density of PAH was determined ...
Waste disposal impact from street lighting
(Znack Publishing House, 2004-10)
The street lighting management even under an efficient and organised scheme produces waste materials which should be reduced and controlled. In an organised and responsible society this means the necessity to study policies ...
Mechanical and durability properties of recycled aggregate concrete with ternary binder system and optimized mix proportion
(Elsevier Editora Ltda, 2020-01-01)
This study aimed to investigate the mechanical and durability properties of recycled aggre-gate concrete with a ternary binder system and optimized mix proportion. Two concretebatches were developed using a densified mix ...