Results 1 to 10 of about 7,675 (210)

Microshear Bond Strength of Composite Resin to Mineral Trioxide Aggregate and Potassium Nitrate-Modified Polycarboxylate Cement at Two Time Points Using Different Adhesive Approaches: An In Vitro Study. [PDF]

open access: yesClin Exp Dent Res
ABSTRACT Objectives This in vitro investigation evaluated the microshear bond strength (µSBS) of composite resin to mineral trioxide aggregate (MTA) and a modified polycarboxylate cement containing potassium nitrate (PCC/KNO3), both utilized as pulpotomy materials.
Adl A   +3 more
europepmc   +2 more sources

Shear bond strength evaluation of new computer-aided design – computer-aided manufacturing chromium-cobalt alloy (Sintron) with two different types of cement: An in vitro study [PDF]

open access: yesDental Research Journal
Background: Any deficiency or problem in the shear bond strength between restoration and tooth surface can lead to recurrent decay, gingival issues, and associated esthetic concerns.
Mohammad Mahdi Khanmohammadi   +4 more
doaj   +2 more sources

Evolution law of microporous structure in cement asphalt (CA) mortar under the action of polyurethane polycarboxylates [PDF]

open access: yesScientific Reports
In this paper, Cement Asphalt (CA) mortar specimens mixed with polyurethane polycarboxylate and ordinary commercial polycarboxylate water-reducing agents have been prepared. The pore structure has been determined by scanning electron microscopy (SEM) and
Shuncheng Xiang   +9 more
doaj   +2 more sources

Synergistic effects and mechanisms of basalt fibers and polycarboxylate superplasticizer on cement-fly ash stabilized aeolian sand and crushed stones. [PDF]

open access: yesPLoS ONE
To enhance the mechanical and durability properties of cement-fly ash stabilized aeolian sand and crushed stones, the synergistic optimization effects of basalt fibers and polycarboxylate superplasticizer were investigated.
Jie Liu   +6 more
doaj   +2 more sources

Effect of Resin Coating on Dentin Bond Strength Under Immediate and Delayed Cementation Protocols. [PDF]

open access: yesJ Esthet Restor Dent
ABSTRACT Objective This study aimed to evaluate the effects of resin coatings on bond strength using immediate and delayed cementation protocols. Materials and Methods One hundred twenty dentin specimens were assigned to four groups: Noncoated, TK– 100B (a novel single‐bottle adhesive), Hybrid Coat II, and Clearfil SE bond 2.
Takahashi R   +4 more
europepmc   +2 more sources

Redesign of Zinc Polycarboxylate Dental Cement

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
   The formulations and the properties of the Zinc Polycarboxylate Dental Cements are reviewed then new cements of this type are prepared with modified solid part of the cement.
Saad B. H. Farid
doaj   +1 more source

Comparative analysis of methods of introducing fine perlite into cement composition [PDF]

open access: yesE3S Web of Conferences, 2023
The article presents a comparative analysis of the methods of introducing fine perlite into the the cement systems. The first method is dry mixing of the additive with cement, followed by mixing with water with a polycarboxylate plasticizer.
Kozlova Irina   +3 more
doaj   +1 more source

Comparative evaluation of microleakage of metallic copings luted with three different commercially available luting cements: An in vitro study

open access: yesThe Journal of Indian Prosthodontic Society, 2021
Aim: To evaluate the microleakage of metallic copings luted with three different commercially available luting cements. Setting and Design: Comparative evaluation in vitro study.
Mohit Handa   +3 more
doaj   +1 more source

Plastic shrinkage of concrete modified by metakaolin

open access: yesMagazine of Civil Engineering, 2021
The subject of research is concrete containing a polycarboxylate superplasticizer admixture and metakaolin. The effect of water-cement ratio, superplasticizer, and metakaolin on plastic shrinkage of cement paste was investigated.
Kseniia Usanova   +4 more
doaj   +1 more source

Effect of Glass Ionomer and Polycarboxylate Cements on Gingival Health of Primary Molars Restored with Stainless Steel Crown [PDF]

open access: yesJournal of Dental Materials and Techniques, 2020
Introduction: Glass ionomer and polycarboxylate cement have different effects on the marginal seal, microleakage, pulp tissue stimulation, and gingival health.
sara maleki kambakhsh   +3 more
doaj   +1 more source

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