Results 11 to 20 of about 45,823 (277)

Effect of Water-Based Acrylic Acid Microcapsules on the Properties of Paint Film for Furniture Surface

open access: yesApplied Sciences, 2021
In this paper, self-healing microcapsules with urea formaldehyde coated Nippon water-based acrylic acid were prepared, and the performance of water-based topcoat paint film added with self-healing microcapsules and the repair effect of microcapsules were
Xiaoxing Yan, Wenwen Peng, Xingyu Qian
doaj   +1 more source

Encapsulation performance of layer-by-layer microcapsules for proteins [PDF]

open access: yes, 2011
This study reports on the encapsulation efficiency of proteins in dextran sulfate/poly-l-arginine-based microcapsules, fabricated via layer-by-layer assembly (LbL).
De Smedt, Stefaan   +3 more
core   +2 more sources

Epoxy Self-Healing Coating by Encapsulated Epoxy Ester Resin in Poly (Urea-Formaldehyde-Melamine) Microcapsules

open access: yesFrontiers in Materials, 2019
In this work, poly (urea-formaldehyde-melamine) (PUFM) microcapsules containing a commercial epoxy ester resin were synthesized by in-situ polymerization technique.
Fernando Cotting   +2 more
doaj   +1 more source

In situ poly(urea-formaldehyde) microencapsulation of dicyclopentadiene [PDF]

open access: yes, 2003
Microencapsulated healing agents that possess adequate strength, long shelf-life, and excellent bonding to the host material are required for self-healing materials.
Brown, Eric N.   +3 more
core   +1 more source

Avaliação da porosidade de microcápsulas contendo proteína bioativa por porosimetria de mercúrio e adsorção de nitrogênio

open access: yesQuímica Nova, 2011
Microcapsules containing lactoferrin were produced by spray drying using dextrin:octenylsuccinate starch, as wall materials. Porosity characteristics of spray-dried microcapsules were investigated by mercury intrusion porosimetry and nitrogen adsorption.
Luciana Helena Maia Porte   +2 more
doaj   +1 more source

Mechanical Properties of a Water-Based Acrylic Coating Containing Microcapsules of Rapeseed Oil- Ethyl Cellulose [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2013
Rapeseed oil-filled ethyl cellulose microcapsules were prepared using a two-step solvent evaporation method. The prepared oil-filled microcapsules were characterized by; optical microscopy, scanning electron microscopy and particle size analyzer.
Seyed Mojtaba Mirabedini
doaj   +1 more source

Microencapsulation of Olive Oil by Dehydration of Emulsion: Effects of the Emulsion Formulation and Dehydration Process

open access: yesBioengineering, 2023
Microencapsulation of extra virgin olive oil has been taken into consideration. Initially, emulsions were prepared using extra virgin olive oil and aqueous solutions of different proportions of maltodextrin (MD) having dextrose equivalent (DE) 19 and ...
Donia Chaabane   +8 more
doaj   +1 more source

Development of Microcapsules [PDF]

open access: yesMaterials Science Forum, 2017
Melamine-formaldehyde (PMF) coated microcapsules were produced with liquid pentaerythritol-tetrakis (3-merkaptopropionate) (PETMP) and UV-sensitive indicator colored PETMP cores. Capsules with an average diameter of 43 μm formed due to the adjustments on magnetic stirring, compound ratios, acidity and reaction time.
Vermes, Brúnó, Czigány, Tibor
openaire   +2 more sources

Polymeric microcapsules poduction from sodium alginic acid for cell therapy

open access: yesMaterials Research, 2007
Development of polymeric materials has been increasingly emphasized in Biomedicine. Here, we evaluate the use of microcapsules made of Biodritin®, a biocompatible polymer compound which contains sodium alginic acid, a natural polymer extracted from algae,
Ana Carolina Vale Campos Lisboa   +4 more
doaj   +1 more source

Fatigue crack propagation in microcapsule toughened epoxy [PDF]

open access: yes, 2004
The addition of liquid-filled urea-formaldehyde (UF) microcapsules to an epoxy matrix leads to significant reduction in fatigue crack growth rate and corresponding increase in fatigue life.
Brown, Eric N.   +2 more
core   +1 more source

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