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Showing 1 to 20 of 120 for “"microcapsules"”.
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Microfluidic assembly of zein microcapsules
… release property of core materials from the microcapsules is one of the key factors to achieve the essential goal of incorporating microcapsules in foods. Despite the extensive research on microencapsulation in the past, it is still a challenge for the industry to customize delivery systems …
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Novel polymeric microcapsules for targeted drug delivery
… give the particles with many useful properties. Microcapsules have been used to protect the encapsulated material from the environmental conditions or to release the active agent in a sustained and controlled manner into the surrounding medium. This thesis investigated how to develop a …
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The effect of microcapsules on dental formulation viscosities
… approach has focused on the incorporation of microcapsules that release calcium, phosphate, and fluoride ions. The microcapsules approach provides a slow sustained release of ions which is useful in the remineralization process. In order to use these microcapsules in dental materials, the …
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Uniform double wall microspheres/microcapsules for protein delivery
… such as double-wall/single-wall microspheres and microcapsules were heavily investigated for controlled delivery of small molecule drugs as well as proteins and DNA. The size distribution of protein-loaded biodegradable polymer microparticle is a crucial factor for allowable routes of …
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Post sheer stress flow of flowable composites containing microcapsules
… Additionally, these formulations also contained microcapsules capable of releasing bioavailable remineralizing ions. Therefore, there were three main objectives of this study: combine the ideas of using a low stress monomer to combat shrinkage; incorporate ion releasing microcapsules to fight …
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Characterization and reduction of leakiness in melamine formaldehyde microcapsules
… major challenges of melamine formaldehyde (MF) microcapsules for delivering of core materials: reducing the formaldehyde content in the formulation, modulate the mechanical properties and reducing the leakage of the core material through the microcapsules. Thus, to reduce the formaldehyde …
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Flexural Strength of a Pit and Fissure Sealant Containing Microcapsules
… A new approach to fight tooth decay incorporates microcapsules into dental materials that release remineralizing agents. The objective of this study was to study the effect that microcapsules have on the flexural strength of pit and fissure sealant formulations. Pit and fissure sealants that …
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Towards a Rational Design of Microcapsules - Mechanical Properties of the Shell -
Die vorliegende Arbeit stellt neue Strategien zum systematischen Design von Mikrokapseln vor, welche von fundamentalem Interesse für die Kolloid- und Grenzflächenforschung als auch für die industrielle Herstellung sind. Gegenstand der Arbeit sind künstliche polymere Mikrokapseln, die eine breite …
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Handling Characteristics and Colloidal Stability of an Orthodontic Sealant Containing Microcapsules
… enamel. The sealant formulations contain microcapsules capable of releasing bioavailable remineralizing ions. The addition of the novel ion-releasing microcapsules within the sealant required the study of handling characteristics and colloidal stability of the formulations. Orthodontists …
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Stimuli-responsive microcapsules for self-protecting and self-healing material systems
Stimuli-responsive microcapsules are an attractive route to achieve smart functionality in material systems. Microcapsules isolate the active material from the surrounding environment while allowing programmable on-demand delivery in response to a variety of environmental triggers. These added …
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Reactive MgO and Self-healing Microcapsules for Enhanced Well Cement Performance
… promote self-healing in cementitious materials. Microcapsules that can be easily added to cement pastes and dispersed through the cement matrix are considered particularly suitable for use in oil well cement. This research project investigates the efficacy of reactive MgO expansive additives to …
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Preparation and Characterization of Bio-based PCM Microcapsules for Thermal Energy Storage
… of 100% bio-based (organic) PCM microcapsules by solvent evaporation and oil-in-water emulsification was investigated under different conditions, resulting in optimal properties. For the second phase, the focus was on the studies of inorganic PCM, which have higher latent heat of …
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Understanding the mechanical strength of microcapsules and their adhesion on fabric surfaces
… to incorporate melamine formaldehyde (MF) microcapsules containing perfume oil in detergents, which can be delivered to consumers at end-use applications. The microcapsules should have desirable properties including optimum mechanical strength and capability to adhere on fabric surfaces …
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Vitamin E-loaded, ultrasound-dried microcapsules stabilized by modified pea protein isolate
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2025-05-01
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The viability and fertility of bovine spermatozoa encapsulated in microcapsules and microgels
… fertility of bovine spermatozoa encapsulated in microcapsules and microgels. In Experiment I, one of two morphologically distinct sperm types i.e. marker or unmarked bull spermatozoa (100 x 10⁶ sperm/bull) were encapsulated in protamine sulfate microcapsules and simultaneously inseminated with …
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Encapsulation of chemical catalyst and structural epoxy in microcapsules generated via microcapillary devices
… size range. With this technique, polymeric microcapsules with a narrow size distribution can be fabricated by adding different polymer blends into the dispersed phase. Microencapsulation of reactive chemicals would provide solutions to modern industry's demands to improve formula shelf life, …
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DEVELOPMENT OF NOVEL MICROCAPSULES AND CELLULOSE-BASED BIOSORBENTS FOR POLLUTANTS REMOVAL FROM WATER
… IN THE FORM OF METAL OXIDES INCORPORATED MICROCAPSULES AND SAWDUST WERE PREPARED FOR THE EXTRACTION OF ARSENIC FROM WATER. THE ADSORBENTS CAN BE USED IN A WIDE PH RANGE FOR THE REMOVAL OF BOTH ARSENITE AND ARSENATE ANIONS FROM WATER. IN THE SECOND PART OF THE THESIS, POROUS FUNCTIONALIZED …
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