Results 71 to 80 of about 16,082 (198)

Gelation and Cryogelation of Chitosan: Origin of Low Efficiency of Diglycidyl Ethers as Cross-Linkers in Acetic Acid Solutions

open access: yesPolysaccharides
Although diglycidyl ethers of glycols (DEs)—FDA-approved reagents for biomedical applications—were considered unsuitable for the fabrication of chitosan (CH) hydrogels and cryogels, we have recently shown that CH cross-linking with DEs is possible, but ...
Yuliya Privar   +4 more
doaj   +1 more source

Background information and biorefinery status, potential and Sustainability: Task 2.1.2 Market and Consumers; Carbohydrates [PDF]

open access: yes
This report was produced to give an overview of present and future market for biorefinery products based on carbohydrates. Various studies show that there is a wealth of possible molecules and products that can be produced from carbohydrates ...
Annevelink, E.   +2 more
core   +1 more source

Heat sealable, flame and abrasion resistant coated fabric [PDF]

open access: yes, 1981
Flame retardant, abrasion resistant elastomeric compositions are comprised of thermoplastic polyurethane polymer and flame retarding amounts of a filler selected from decabromodiphenyloxide and antimony oxide in a 3:1 weight ratio, and ...
Sidman, K. R., Tschirch, R. P.
core   +1 more source

Best Available Techniques (BAT) Reference Document for the Production of Large Volume Organic Chemicals. Industrial Emissions Directive 2010/75/EU (Integrated Pollution Prevention and Control) [PDF]

open access: yes, 2017
The Best Available Techniques (BAT) Reference Document (BREF) for the Production of Large Volume Organic Chemicals is part of series of documents presenting the results of an exchange of information between EU Member States, the industries concerned, non-
BRINKMANN THOMAS   +9 more
core   +2 more sources

Palladium-bismuth intermetallic and surface-poisoned catalysts for the semi-hydrogenation of 2-methyl-3-butyn-2-ol [PDF]

open access: yes, 2015
The effects of poisoning of Pd catalysts with Bi and annealing in a polyol (ethylene glycol) were studied on the semi-hydrogenation of 2-methyl-3-butyn-2-ol (MBY).
Anderson, James A.   +4 more
core   +1 more source

Nontarget profiling of organic compounds in a temporal series of hydraulic fracturing flowback and produced waters

open access: yesEnvironment International, 2019
Hydraulic fracturing (HF) flowback and produced water (FPW) can be toxic to aquatic life but its chemical content is largely unknown, variable and complex.
Chenxing Sun   +3 more
doaj   +1 more source

Anomalous size dependent rheological behavior of alumina based nanofluids [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +6 more
core  

Free-surface phenomena under low- and zero-gravity conditions [PDF]

open access: yes
An apparatus to measure contact angle was constructed to exploit the proposed internal-corner criterion. If 2 alfa is the internal angle between two intersecting vertical planes and gamma is the contact angle, a meniscus at the corner rises to a finite ...
Coles, D.
core   +1 more source

Stabilized unsaturated polyesters [PDF]

open access: yes, 1985
An unsaturated polyester, such as propylene glycolmaleic acid phthalic acid prepolymer dissolved in styrene is interpolymerized with an ultraviolet absorber and/or an antioxidant.
Borsig, E., Vogl, O.
core   +1 more source

Evaluation of chemical constituents of E-cigarette liquid refills marketed through online in India using NMR analysis

open access: yesTobacco Induced Diseases, 2018
Background Electronic cigarette (e-cigarette) is an emerging class of electronic nicotine-delivery system claimed by the industries as a quitting aid.
C V Divyambika, E Vidhubala, G Vani
doaj   +1 more source

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