Results 91 to 100 of about 37,225 (265)

In situ reactive blending to prepare polystyrene-clay and polypropylene-clay nanocomposites [PDF]

open access: yes, 2003
Nanocomposites of polystyrene and polypropylene with organically-modified clay may be prepared by melt blending in a Brabender mixer the clay and the polymer.
Wang, Dongyan, Wilkie, Charles A.
core   +1 more source

The magnetic and electronic structure of vanadyl pyrophosphate from density functional theory [PDF]

open access: yes, 2011
We have studied the magnetic structure of the high symmetry vanadyl pyrophosphate ((VO)_(2)P_(2)O)7, VOPO), focusing on the spin exchange couplings, using density functional theory (B3LYP) with the full three-dimensional periodicity. VOPO involves four
Cheng, Mu-Jeng   +3 more
core   +1 more source

Bioactive Magnesium Silicate Activating Myocardial Energy Metabolism For Infarcted Myocardium Repair

open access: yesExploration, EarlyView.
ABSTRACT The heart is a highly energy‐dependent organ, developing bioenergy‐activating biomaterials to activate myocardial adenosine triphosphate (ATP) production and restore dysregulated energy homeostasis is a promising solution for its functional recovery.
Zhibin Liao   +11 more
wiley   +1 more source

Flavour Ester Synthesis by Immobilized Lipases: A Research Overview With Industrial Relevance

open access: yesFlavour and Fragrance Journal, EarlyView.
Research landscape of flavour ester synthesis by immobilized lipases, highlighting enzymatic routes, major research themes and aspects related to industrial relevance, including enzyme reuse, solvent‐free systems, process intensification and scale‐up potential.
Nicole Marasca   +3 more
wiley   +1 more source

Development of Polyamide 6/Compound by Recycled Rubber Blends Using Graphitized Polyethylene or Polypropylene with Maleic Anhydride as Compatibilizer Agent

open access: yesJournal of Aerospace Technology and Management, 2013
http://dx.doi.org/10.5028/jatm.v5i2.164 The toughening of polyamide 6 is desirable for many applications and may be obtained by adding a phase to the elastomeric matrix. However, this leads to a loss in its rigidity characteristics.
Divânia Ferreira da Silva   +2 more
doaj  

Studies On Compatibilization Of Recycled Polyethylene/Thermoplastic Starch Blends By Using Different Compatibilizer

open access: yesOpen Chemistry, 2019
In this study, the aim was to examine the effects of three different compatibilizers on the recycled polyethylene/ thermoplastic starch (r-LDPE/TPS) blends which are used in producing garbage bags.
Oner Barıs, Gokkurt Tolga, Aytac Ayse
doaj   +1 more source

Preparation of Poly(oxybutyleneoxymaleoyl) Catalyzed by a Proton Exchanged Montmorillonite Clay

open access: yesMolecules, 2004
The polycondensation of tetrahydrofuran with maleic anhydride catalyzed byMaghnite-H+ (Mag-H) was investigated. Maghnite is a montmorillonite sheet silicateclay that is exchanged with protons to produce Maghnite-H [1]. It was found that thepolymerization
Mohammed Belbachir   +1 more
doaj   +1 more source

Application of the modified styrene copolymers for reinforcement of recycled pulp paper [PDF]

open access: yes, 2012
The article is devoted to investigation of reinforcement effeiciency of the agents received on the basis of styrene copolymers and maleic anhydride on the properties of paper made of recycled pulp.
Caputsky, F. N.   +5 more
core  

Strategic construction of fluorinated surroundings in NIR‐II‐emissive organic semiconducting agents for amplifying cancer phototheranostics

open access: yesFlexMat, EarlyView.
The development of conventional phototheranostic nanomedicines suffers from an intrinsic trade‐off between NIR‐II fluorescence emission and phototherapeutic effects, leading to poor overall efficacy. Herein, we propose an innovative fluorination strategy by constructing fluorinated surroundings in NIR‐II‐emissive organic semiconducting agents to ...
Xiaoming Hu   +7 more
wiley   +1 more source

Ginseng polysaccharides prevent mastitis through Lactobacillus murinus‐derived deoxycholic acid and TGR5 signaling

open access: yesiMetaOmics, EarlyView.
Prebiotic Ginseng polysaccharides (GP) alleviate mastitis through selective enrichment of gut L. murinus, which elevates its anti‐inflammatory metabolite deoxycholic acid (DCA). Circulating DCA engages mammary epithelial TGR5 receptors, triggering the cAMP–PKA pathway to suppress NF‐κB/NLRP3‐mediated inflammation.
Zhijie Zheng   +15 more
wiley   +1 more source

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