Results 1 to 10 of about 86,483 (195)

Defected photonic crystal as propylene glycol THz sensor using parity-time symmetry [PDF]

open access: yesScientific Reports
Detecting unsafe levels of chemical gases and vapors is essential in improving and maintaining a healthy environment for all to enjoy. Propylene glycol is a colorless, synthetic gas commonly used in medications, fragrances, and cosmetics.
Zaky A. Zaky   +3 more
doaj   +2 more sources

Desain Sistem Pendingin Ruang Muat Kapal Ikan Tradisional dengan Menggunakan Campuran Es Kering dan Cold Ice yang Berbahan Dasar Propylene Glycol [PDF]

open access: yesJurnal Teknik ITS, 2013
Penanganan ikan hasil perikanan supaya tetap segar biasanya menggunakan es basah, terutama oleh nelayan tradisional. Penggunaan es basah hanya bertahan dalam waktu singkat.
Mas Alamil Huda   +2 more
doaj   +2 more sources

Homogeneous silver catalyst for propylene electrooxidation to propylene glycol [PDF]

open access: yesNature Communications
Electrically-powered synthesis provides a sustainable approach for propylene oxidation to propylene oxide and propylene glycol in aqueous medium using water as the oxygen source, which can substitute conventional energy-intensive process that relies on ...
Bo-Jun Yuan   +11 more
doaj   +2 more sources

Radiation-Induced Synthesis of Polymer Networks Based on Thermoresponsive Ethylene Glycol Propylene Glycol Monomers [PDF]

open access: yesGels
In this paper, different poly((ethylene glycol)-(propylene glycol)) methacrylate (P(EGPG)MA) hydrogels were synthesized by gamma-radiation-induced polymerization and crosslinking from a monomer–bisolvent mixture using the following monomers: (ethylene ...
Andjelka Stolic   +5 more
doaj   +2 more sources

Insights on production mechanism and industrial applications of renewable propylene glycol

open access: yesiScience, 2022
Summary: Propylene glycol is a ubiquitous sustainable chemical that have several industrial applications. It can be used as a non-toxic antifreeze, moisturizers, and in cosmetics products.
Jude A. Okolie
doaj   +1 more source

C2 - Optimisation de formulation pour la production semi-industrielle de crèmes et de laits à base de beurre de karité au Burkina Faso

open access: yesJournal Africain de Technologie Pharmaceutique et Biopharmacie, 2023
Introduction : Le propylène glycol a été utilisé dans des travaux d’essai de transposition d’échelle pour la formulation et la production de crèmes à base de beurre de karité.
Farida Traoré   +4 more
doaj   +1 more source

Efficient conversion of propylene to propylene glycol by coupling H2O2 electrosynthesis and TS-1 thermocatalysis

open access: yesElectrochemistry Communications, 2023
It is highly desirable to develop an efficient and sustainable strategy for converting propylene into high value-added products under mild conditions.
Xiao-Chen Liu   +6 more
doaj   +1 more source

Impact of propylene glycol supplementation during early postpartum period on serum me tabolites and reproductive performance in Nili-Ravi buffalo

open access: yesRevista Científica, 2023
The present study investigated the effect of propylene glycol supplementation during the early postpartum period on serum metabolites in buffalo. Nili Ravi buffalo (n=25) were randomly assigned to one of two groups, i.e., Treatment Group (n=15) and ...
Muhammad Saleem Akhtar   +5 more
doaj   +1 more source

单、双甘油酯脂肪酶催化酯化合成高纯度 山茶籽油丙二醇单酯Synthesis of high purity propylene glycol monoesters from oil-tea camellia seed oil catalyzed by mono- and diacylglycerol lipases

open access: yesZhongguo youzhi, 2022
为了提高丙二醇酯合成中的单酯比例,以山茶籽油脂肪酸为原料,以单、双甘油酯脂肪酶Lipase AOL、Lipase G Amano 50为催化剂酯化合成丙二醇单酯,考察了加酶量、反应温度、底物物质的量比以及摇床转速对酯化反应合成丙二醇单酯的影响,并对产物进行了鉴定,与Lipase SMG1-F278N催化酯化效果进行了比较。结果表明,Lipase AOL、Lipase G Amano 50催化酯化合成丙二醇单酯的最佳反应条件为Lipase AOL加酶量80 U/g、底物(山茶籽油脂肪酸与丙二醇 ...
刘壮1,刘萱1,罗日明2,陈东升3,杨博4,王卫飞1,蓝东明1 LIU Zhuang1, LIU Xuan1, LUO Riming2, CHEN Dongsheng3, YANG Bo4, WANG Weifei1,LAN Dongming1
doaj   +1 more source

EFFECT OF PROPYLENE GLYCOL ON BLOOD METABOLITES, RUMINAL AND PRODUCTIVE PARAMETERS OF GROWING-FINISHING LAMBS

open access: yesTropical and Subtropical Agroecosystems, 2022
Background. Propylene glycol has been used successfully since the 1950’s for him acute and prophylactic treatment of ketosis in dairy cows however; its use has been poorly evaluated in beef cattle and meat sheep. Objective.
Araceli López Vargas   +6 more
doaj   +1 more source

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