Results 21 to 30 of about 4,038,530 (346)

The influence of technological additives and peroxides on the properties of rubber mixtures based on ethylene propylene caoutchouc

open access: yesButlerov Communications, 2019
The article investigates the influence of technological additives and peroxides on the properties of two rubber mixtures based on ethylene-propylene caoutchouc of marking SKEPT-40. The main properties were: rheometric (maximum and minimum torques; start,
N. F. Ushmarin   +4 more
semanticscholar   +1 more source

Mechanical and physico-chemical study of sulphur additives effect in milling of high strength steel [PDF]

open access: yes, 2012
The authors would like to express their appreciation to the TOTAL France Company for the technical and financial contribution to this study and to Béatrice Vacher for TEM images.Most machining operations require the presence of a cutting fluid in order ...
GENET, Nicole   +11 more
core   +1 more source

Food Additives from Fruit and Vegetable By-Products and Bio-Residues: A Comprehensive Review Focused on Sustainability

open access: yesSustainability, 2022
Food waste is one of the fundamental issues when it comes to environmental impacts, and this type of waste results in the food’s loss itself, but also that of water, energy, fertilizers, and other resources used for its production.
Jonata M. Ueda   +5 more
semanticscholar   +1 more source

The influence of nano-additives on the technical properties of drilling mud for drilling and well reconstruction [PDF]

open access: yesНанотехнологии в строительстве
Introduction. Drilling and reconstruction of oil and gas wells are key stages in the development of hydrocarbon fields. One of the most significant technological elements that greatly influences the efficiency of the process is the drilling fluid (DF).
A.Y. Abusal Yousef   +4 more
doaj   +1 more source

Real and perceived risk: Food additives [PDF]

open access: yesMedicinski Glasnik Specijalne Bolnice za Bolesti Štitaste Žlezde i Bolesti Metabolizma "Zlatibor", 2021
Food additive is any substance of known chemical composition that is not normally used as food in itself or is a typical food ingredient, regardless of nutritional value, and is added specifically for technological and organoleptic properties of food in ...
Jandrić-Kočić Marijana C.
doaj   +1 more source

Flowability and durability of cement containing technological additives during grinding process

open access: yesConference on Artificial Intelligence in Medicine in Europe, 2017
This paper considers the major factors inf luencing cement flowability and its conservation in humid environment with the presence of processing additives during grinding.
L. D. Shahova   +2 more
semanticscholar   +1 more source

Improvement of efficiency of use of liquid-glass mixtures Part 3. Nanodispersed materials

open access: yesЛитьë и металлургия, 2018
The mechanisms of interaction of various ultradisperse substances with molding materials, as well as their influence on physical and technological properties, are considered. Examples of using of ultrafine nano-sized additives in foundry are given.
A. N. Krutilin   +3 more
doaj   +1 more source

Safety and efficacy of a feed additive consisting of zeolites (≥ 50%) obtained from Neapolitan Yellow Tufa for all animal species (Italiana Zeoliti s.r.l.)

open access: yesEFSA Journal, 2023
Following a request from the European Commission, EFSA was asked to deliver a scientific opinion on the safety and efficacy of zeolites (≥ 50%) obtained from Neapolitan Yellow Tufa as a technological additive (functional group: anticaking) for all animal
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)   +24 more
doaj   +1 more source

Paper-based microfluidic devices for food adulterants: Cost-effective technological monitoring systems.

open access: yesFood Chemistry, 2022
Analytical sciences have witnessed emergent techniques for efficient clinical and industrial food adulterants detection. In this review, the contributions made by the paper-based devices are highlighted for efficient and rapid detection of food ...
Rohitraj Ray   +6 more
semanticscholar   +1 more source

Scientific Opinion on the safety and efficacy of orthophosphoric acid for all animal species [PDF]

open access: yesEFSA Journal, 2013
Orthophosphoric acid is commercially available as an aqueous solution at various concentrations, typically in the range 67.0–85.7 %. This assessment is based on a source of orthophosphoric acid that meets the purity criteria established for a food ...
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)
doaj   +1 more source

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