Results 21 to 30 of about 48,781 (309)

PVC plasticizer from trimethylolpropane trioleate: synthesis, properties, and application

open access: yesPolímeros, 2021
A new oleic acid derivative plasticizer, epoxidized trimethylolpropane trioleate (EPO), has been synthesized and its application in PVC formulations compared with di(2-ethylhexyl) 1,2-cyclohexanoate (DOCH/DEHCH), a commercial phthalate-free plasticizer ...
Laura de Andrade Souza   +6 more
doaj   +1 more source

Stable isotope analysis of human hair and nail samples: the effects of storage on samples [PDF]

open access: yes, 2008
When submitting samples for analysis, maintaining sample integrity is essential. Appropriate packaging must be used to prevent damage, contamination or loss of sample.
Fraser, Isla   +2 more
core   +1 more source

Crambe (Crambe abyssinica Hochst): A Non-Food Oilseed Crop with Great Potential: A Review

open access: yesAgronomy, 2020
Crambe (Crambe abyssinica Hochst) is an oilseed crop in the Brassicaceae family. Crambe’s ability to survive in diverse environmental conditions, its unique oil composition, the high oil content, suitability for the production of slip agents for ...
Dulan Samarappuli   +3 more
doaj   +1 more source

Integration of Biological Synthesis & Chemical Catalysis: Bio-based Plasticizer trans-Aconitates

open access: yesGreen Carbon, 2023
Plasticizers are essential to reduce processing difficulties and improve plastic properties. However, petroleum-based phthalate plasticizers, which are mostly used at present, urgently require alternatives due to their confirmed and serious health risks.
Hongbin Hou   +9 more
doaj   +1 more source

Material Strength in Polymer Shape Deposition Manufacturing [PDF]

open access: yes, 1998
Shape Deposition Manufacturing (SDM) is a layered manufacturing process involving an iterative combination of material addition and material removal. Polymer SDM processes have used castable thermoset resins to build a variety of parts. The strength of
Kietzman, J. W., Prinz, F. B.
core   +2 more sources

A method validation for simultaneous determination of phthalates and bisphenol A released from plastic water containers [PDF]

open access: yes, 2019
Phthalates (or phthalate esters, PAEs) and bisphenol A (BPA) are widely used in various industries, particularly in the fields of cosmetics and packaging, and they increase the malleability and workability of materials.
Avino, P.   +4 more
core   +1 more source

Production of rubber plasticizers based on waste PET: Techno-economical aspect

open access: yesZaštita Materijala, 2017
Production of rubber plasticizers, based on waste poly(ethylene terephthalate) (PET), and economic effectiveness of developed technologies are presented and discussed.
Aleksandar Marinković, Jovana Nikolić
doaj   +1 more source

Endocrine disruptors in bottled mineral water : total estrogenic burden and migration from plastic bottles [PDF]

open access: yes, 2009
Background, aim, and scope Food consumption is an important route of human exposure to endocrine-disrupting chemicals. So far, this has been demonstrated by exposure modeling or analytical identification of single substances in foodstuff (e.g ...
Oehlmann, Jörg, Wagner, Martin
core   +1 more source

Plasticity, plasticity, plasticity…and the rigid problem of sex [PDF]

open access: yesTrends in Cognitive Sciences, 2013
Why is popular understanding of female–male differences still based on rigid models of development, even though contemporary developmental sciences emphasize plasticity? Is it because the science of sex differences still works from the same rigid models?
Fine, Cordelia   +3 more
openaire   +3 more sources

Association between urinary phthalate levels and chronic pain in US adults, 1999–2004: A nationally representative survey

open access: yesFrontiers in Neurology, 2023
IntroductionChronic pain is a public health concern throughout the world. Ascertaining and managing its risk factors helps develop well-directed treatment plans and prevention strategies. Phthalates (PAEs) exposure leads to various health problems.
Guoping Jin   +6 more
doaj   +1 more source

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