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Rsearch Tile Grout Performance

Posted on:2015-01-15Degree:MasterType:Thesis
Country:ChinaCandidate:Q ZhangFull Text:PDF
GTID:2272330467469550Subject:Construction of Technological Sciences
Abstract/Summary:PDF Full Text Request
In recent years, new building materials industry has developed rapidly in ourcountry, constantly develop a variety of ceramic tile adhesive, however, thecurrent market sales of ceramic tile adhesive is still widely exists defects such aseasy to fall off, is easy to break.This paper choose different polymer to the performance impact of gap fillingagent, by changing their dosage, analysis of rubber powder, hate ratio betweensuperplasticizer and cellulose ether mechanical properties of ceramic tile adhesive,the influence of work performance, durable performance; Comparative study ofvarious polymer on ceramic tile adhesive performance, the influence of themechanics performance and durability, and analysis of the interaction between thepolymer and found a better plan of changing individual performance ceramic tileadhesive. Microscopic analysis by SEM and XRD techniques such as ceramic tileadhesive and agent hydration products, the structure and hydration process.When redispersible powder dosage increasing initial efflorescence grout areais decreased with increasing content of the. It’s an area with initial secondaryefflorescence efflorescence area, as also the powder dosage increase ratherdecrease. It’s an area with initial secondary efflorescence efflorescence area, asalso the powder dosage increase rather decrease. Initial efflorescence grout areaand its content is proportional. However, the area of secondary efflorescencedosage relationship is not proportional to its relationship with the content when itis less than1%of the area of secondary efflorescence into rapid decline; when itscontent greater than1%in the second secondary efflorescence area decreasedslowly.The hydrophobic agent is mainly composed of a silane of the powder, and when the process water repellent sealant fusion stirred with water in the hydrationreaction, the surface of the particles forming the mortar and the mortar amembrane structure to achieve hydrophobic particles wrap effect. Studies haveshown that one of the effective measures to enhance the durability of concretewaterproofing concrete surfaces, this process may produce a layer of breathablefilm on the surface of the mortar to prevent infiltration of water from outside theinternal structure. The internal structure, the membrane permeability of this layer,conducive to the discharge of water within the mortar; external structure, as thisfilm has a water repellent layer, the water can be the outer coating on the mortaror more rapid decline, reducing the moisture and surface structure contact time.Through the methods of XRD and SEM, microscopic analysis was carriedout on the hydration of ceramic tile gap filling agent, the results showed that theincorporation of polymer, won’t make ceramic tile seam filling agent newcrystalline phases formed in the process of hydration, hydration products ofcaulking agent to a constant, the amount and type of ceramic tile gap filling agent,however hydroxyl Lizzy and calcium ion movement and dissolving speed slow,makes the caulking agent hydration speed is slow, delay the generation of thehydration products. Polymer mixed with lead to more bubbles were introduced toceramic tile gap filling agent, the ceramic tile seam filling agent after hardeninggenerated more space, make the structure more loose.
Keywords/Search Tags:Tile grout, Crumb rubber, Hydrophobic agent, Fly ash, The Pan alkaline, Compressive strengthRatio of compressive, Bond strength
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