Results 1 to 10 of about 6,357 (99)

Quantum dots enabling all-in-one controllable polymerization through triplet energy transfer [PDF]

open access: yesNature Communications
Colloidal quantum dots (QDs) have recently emerged as a class of initiators or activators for photopolymerization, typically relying on photoinduced charge transfer from QDs to co-additives. Here we report efficient photopolymerization of acrylates using
Yongshun Lyu   +3 more
doaj   +2 more sources

Organocatalytic Regio- and Enantioselective (3+3)-Annulation of 2-(4H-Benzo[d][1,3]oxazin-4-yl)acrylates with 2,4-Dihydro-3H-pyrazol-3-ones

open access: yesTetrahedron Chem, 2023
A chiral sulfonamide-phosphine catalyzed regio- and enantioselective (3 + 3)-annulation of 2-(4H-benzo[d][1,3]oxazin-4-yl)acrylates with 2,4-dihydro-3H-pyrazol-3-ones has been established, affording a wide range of such 1,4,5,6-tetrahydropyrano [2,3-c ...
Zhongyue Lu, Xuling Chen, Pengfei Li
doaj   +1 more source

Catalyst-Free Formal Conjugate Addition/Aldol or Mannich Multicomponent Reactions of Mixed Aliphatic Organozinc Reagents, π-Electrophiles and Michael Acceptors

open access: yesMolecules, 2023
Catalyst-free multicomponent reactions of mixed alkylzinc reagents with Michael acceptors and aldehydes, ketones or activated imines are described. Primary, secondary and tertiary alkylzinc reagents, pre-generated in acetonitrile from the corresponding ...
Marine Pinaud   +2 more
doaj   +1 more source

Contact dermatitis to acrylates and secondary nail fungal infection in 22 year old female patient – a case report

open access: yesJournal of Education, Health and Sport, 2023
Contact dermatitis is an inflammatory skin disease resulting from repeated contact with allergens or irritants. Prevalence of adverse reactions to acrylates monomers is still rising due to their wide use in medical and cosmetics industry.
Michalina Gruszczyńska   +7 more
doaj   +1 more source

Antimicrobial properties of acrylic resins for dentures impregnated with silver nanoparticles [PDF]

open access: yesActa Stomatologica Naissi, 2017
Introduction. Porosity and surface adherence of acrylates make them collectors of infectious content from the mouth. This applies particularly to cold-curable acrylates, whose structure is less compact.
Gligorijević Nikola   +4 more
doaj   +1 more source

Autopolymerized poly(methyl methacrylate) reinforced with alumina nanoparticles [PDF]

open access: yesVojnosanitetski Pregled, 2021
Background/Aim. Mechanical properties, most significantly flexural strength of cold polymerized acrylic dental materials, used for denture reparation are lower compared to the equivalent hot polymerized materials.
Baloš Sebastian   +6 more
doaj   +1 more source

Effect of Liquid Crystalline Acrylates on the Electro-Optical Properties and Micro-Structures of Polymer-Dispersed Liquid Crystal Films

open access: yesCrystals, 2023
Polymer-dispersed liquid-crystal (PDLC) films have wide applications in light shutters, smart windows for cars and buildings, dimming glasses, and smart peep-proof films due to their switchable optical states under electrical fields as well as large area
Cong Ma   +6 more
doaj   +1 more source

Wood pulp industry by-product valorization for acrylate synthesis and bio-based polymer development via Michael addition reaction

open access: yesJournal of Bioresources and Bioproducts, 2023
It is crucial to adapt the processing of forest bio-resources into biochemicals and bio-based advanced materials in order to transform the current economic climate into a greener economy.
Ralfs Pomilovskis   +6 more
doaj   +1 more source

Suspended Multifunctional Nanocellulose as Additive for Mortars

open access: yesNanomaterials, 2022
Cellulose derivatives have found significant applications in composite materials, mainly because of the increased mechanical performance they ensure.
Maria Vittoria Diamanti   +6 more
doaj   +1 more source

Allergic Contact Dermatitis: Sensitization to 2-Hydroxyethyl Methacrylate

open access: yesJuvenis Scientia, 2023
Acrylate polymers are an important cause of allergic contact dermatitis. Over the last decades, the vector of allergy to methacrylic acid esters has shifted from industrial products to the beauty and medical industries.
M. R. Izmailovich   +5 more
doaj   +1 more source

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