CONCRETE PIECE EXFOLIATION PREVENTION METHOD

To provide a concrete piece exfoliation prevention method that hardly causes peeling of concrete pieces and can form a transparent reinforcing layer on the surface side of a concrete skeleton that can maintain transparency for a long period of time by using a coating material having a long work life...

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Hauptverfasser: OSHIMA SHOHEI, FURUIKE TOSHIYUKI
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creator OSHIMA SHOHEI
FURUIKE TOSHIYUKI
description To provide a concrete piece exfoliation prevention method that hardly causes peeling of concrete pieces and can form a transparent reinforcing layer on the surface side of a concrete skeleton that can maintain transparency for a long period of time by using a coating material having a long work life.SOLUTION: In a construction method, a transparent primer layer is formed on the surface side of a concrete skeleton, and a transparent reinforcing layer is then formed on the transparent primer layer. The transparent reinforcing layer is formed by applying on the transparent primer layer a coating material including: an isocyanurate compound, being a trimer of isophorone diisocyanate; an isocyanate prepolymer obtained by reacting polytetramethylene glycol and isophorone diisocyanate; an alicyclic diamine compound, being a reaction product of 4,4'-methylenebis (cyclohexylamine) and maleic acid diethyl ester; and hydrophobic silica particulates.SELECTED DRAWING: None 【課題】 可使時間が長い塗装材を用い、コンクリート片が剥落しにくく、しかも長期に亙って透明性を維持しうる透明補強層をコンクリート躯体の表面側に形成しうるコンクリート片の剥落防止工法を提供する。【解決手段】 この工法は、コンクリート躯体の表面側に透明プライマー層を形成した後、透明プライマー層上に透明補強層を形成するものである。透明補強層は、イソホロンジイソシアネートの三量体であるイソシアヌレート化合物と、ポリテトラメチレングリコール及びイソホロンジイソシアネートを反応させて得られるイソシアネートプレポリマーと、4,4'−メチレンビス(シクロヘキシルアミン)とマレイン酸ジエチルエステルとの反応物である脂環式ジアミン化合物と、疎水性シリカ粒子とを含む塗装材を、透明プライマー層上に塗布して形成する。【選択図】 なし
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The transparent reinforcing layer is formed by applying on the transparent primer layer a coating material including: an isocyanurate compound, being a trimer of isophorone diisocyanate; an isocyanate prepolymer obtained by reacting polytetramethylene glycol and isophorone diisocyanate; an alicyclic diamine compound, being a reaction product of 4,4'-methylenebis (cyclohexylamine) and maleic acid diethyl ester; and hydrophobic silica particulates.SELECTED DRAWING: None 【課題】 可使時間が長い塗装材を用い、コンクリート片が剥落しにくく、しかも長期に亙って透明性を維持しうる透明補強層をコンクリート躯体の表面側に形成しうるコンクリート片の剥落防止工法を提供する。【解決手段】 この工法は、コンクリート躯体の表面側に透明プライマー層を形成した後、透明プライマー層上に透明補強層を形成するものである。透明補強層は、イソホロンジイソシアネートの三量体であるイソシアヌレート化合物と、ポリテトラメチレングリコール及びイソホロンジイソシアネートを反応させて得られるイソシアネートプレポリマーと、4,4'−メチレンビス(シクロヘキシルアミン)とマレイン酸ジエチルエステルとの反応物である脂環式ジアミン化合物と、疎水性シリカ粒子とを含む塗装材を、透明プライマー層上に塗布して形成する。【選択図】 なし</description><language>eng ; jpn</language><subject>ARTIFICIAL STONE ; ASSEMBLY OF BRIDGES ; BUILDING ; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE ; CEMENTS ; CERAMICS ; CHEMISTRY ; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS ; CONCRETE ; CONSTRUCTION OF BRIDGES ; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES ; EARTH DRILLING ; FIXED CONSTRUCTIONS ; FORMS ; GALLERIES ; HANDLING BUILDING MATERIALS ON THE SITE ; LARGE UNDERGROUND CHAMBERS ; LIME, MAGNESIA ; METALLURGY ; MINING ; OR VIADUCTS ; REFRACTORIES ; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS ; SCAFFOLDING ; SHAFTS ; SHUTTERING ; SLAG ; TREATMENT OF NATURAL STONE ; TUNNELS</subject><creationdate>2020</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20201126&amp;DB=EPODOC&amp;CC=JP&amp;NR=2020190109A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20201126&amp;DB=EPODOC&amp;CC=JP&amp;NR=2020190109A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>OSHIMA SHOHEI</creatorcontrib><creatorcontrib>FURUIKE TOSHIYUKI</creatorcontrib><title>CONCRETE PIECE EXFOLIATION PREVENTION METHOD</title><description>To provide a concrete piece exfoliation prevention method that hardly causes peeling of concrete pieces and can form a transparent reinforcing layer on the surface side of a concrete skeleton that can maintain transparency for a long period of time by using a coating material having a long work life.SOLUTION: In a construction method, a transparent primer layer is formed on the surface side of a concrete skeleton, and a transparent reinforcing layer is then formed on the transparent primer layer. The transparent reinforcing layer is formed by applying on the transparent primer layer a coating material including: an isocyanurate compound, being a trimer of isophorone diisocyanate; an isocyanate prepolymer obtained by reacting polytetramethylene glycol and isophorone diisocyanate; an alicyclic diamine compound, being a reaction product of 4,4'-methylenebis (cyclohexylamine) and maleic acid diethyl ester; and hydrophobic silica particulates.SELECTED DRAWING: None 【課題】 可使時間が長い塗装材を用い、コンクリート片が剥落しにくく、しかも長期に亙って透明性を維持しうる透明補強層をコンクリート躯体の表面側に形成しうるコンクリート片の剥落防止工法を提供する。【解決手段】 この工法は、コンクリート躯体の表面側に透明プライマー層を形成した後、透明プライマー層上に透明補強層を形成するものである。透明補強層は、イソホロンジイソシアネートの三量体であるイソシアヌレート化合物と、ポリテトラメチレングリコール及びイソホロンジイソシアネートを反応させて得られるイソシアネートプレポリマーと、4,4'−メチレンビス(シクロヘキシルアミン)とマレイン酸ジエチルエステルとの反応物である脂環式ジアミン化合物と、疎水性シリカ粒子とを含む塗装材を、透明プライマー層上に塗布して形成する。【選択図】 なし</description><subject>ARTIFICIAL STONE</subject><subject>ASSEMBLY OF BRIDGES</subject><subject>BUILDING</subject><subject>BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE</subject><subject>CEMENTS</subject><subject>CERAMICS</subject><subject>CHEMISTRY</subject><subject>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</subject><subject>CONCRETE</subject><subject>CONSTRUCTION OF BRIDGES</subject><subject>CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES</subject><subject>EARTH DRILLING</subject><subject>FIXED CONSTRUCTIONS</subject><subject>FORMS</subject><subject>GALLERIES</subject><subject>HANDLING BUILDING MATERIALS ON THE SITE</subject><subject>LARGE UNDERGROUND CHAMBERS</subject><subject>LIME, MAGNESIA</subject><subject>METALLURGY</subject><subject>MINING</subject><subject>OR VIADUCTS</subject><subject>REFRACTORIES</subject><subject>REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS</subject><subject>SCAFFOLDING</subject><subject>SHAFTS</subject><subject>SHUTTERING</subject><subject>SLAG</subject><subject>TREATMENT OF NATURAL STONE</subject><subject>TUNNELS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2020</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZNBx9vdzDnINcVUI8HR1dlVwjXDz9_F0DPH091MICHINc_UDM31dQzz8XXgYWNMSc4pTeaE0N4OSm2uIs4duakF-fGpxQWJyal5qSbxXgJGBkYGhpYGhgaWjMVGKAPHwJb0</recordid><startdate>20201126</startdate><enddate>20201126</enddate><creator>OSHIMA SHOHEI</creator><creator>FURUIKE TOSHIYUKI</creator><scope>EVB</scope></search><sort><creationdate>20201126</creationdate><title>CONCRETE PIECE EXFOLIATION PREVENTION METHOD</title><author>OSHIMA SHOHEI ; FURUIKE TOSHIYUKI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2020190109A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; jpn</language><creationdate>2020</creationdate><topic>ARTIFICIAL STONE</topic><topic>ASSEMBLY OF BRIDGES</topic><topic>BUILDING</topic><topic>BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE</topic><topic>CEMENTS</topic><topic>CERAMICS</topic><topic>CHEMISTRY</topic><topic>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</topic><topic>CONCRETE</topic><topic>CONSTRUCTION OF BRIDGES</topic><topic>CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES</topic><topic>EARTH DRILLING</topic><topic>FIXED CONSTRUCTIONS</topic><topic>FORMS</topic><topic>GALLERIES</topic><topic>HANDLING BUILDING MATERIALS ON THE SITE</topic><topic>LARGE UNDERGROUND CHAMBERS</topic><topic>LIME, MAGNESIA</topic><topic>METALLURGY</topic><topic>MINING</topic><topic>OR VIADUCTS</topic><topic>REFRACTORIES</topic><topic>REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS</topic><topic>SCAFFOLDING</topic><topic>SHAFTS</topic><topic>SHUTTERING</topic><topic>SLAG</topic><topic>TREATMENT OF NATURAL STONE</topic><topic>TUNNELS</topic><toplevel>online_resources</toplevel><creatorcontrib>OSHIMA SHOHEI</creatorcontrib><creatorcontrib>FURUIKE TOSHIYUKI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>OSHIMA SHOHEI</au><au>FURUIKE TOSHIYUKI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>CONCRETE PIECE EXFOLIATION PREVENTION METHOD</title><date>2020-11-26</date><risdate>2020</risdate><abstract>To provide a concrete piece exfoliation prevention method that hardly causes peeling of concrete pieces and can form a transparent reinforcing layer on the surface side of a concrete skeleton that can maintain transparency for a long period of time by using a coating material having a long work life.SOLUTION: In a construction method, a transparent primer layer is formed on the surface side of a concrete skeleton, and a transparent reinforcing layer is then formed on the transparent primer layer. The transparent reinforcing layer is formed by applying on the transparent primer layer a coating material including: an isocyanurate compound, being a trimer of isophorone diisocyanate; an isocyanate prepolymer obtained by reacting polytetramethylene glycol and isophorone diisocyanate; an alicyclic diamine compound, being a reaction product of 4,4'-methylenebis (cyclohexylamine) and maleic acid diethyl ester; and hydrophobic silica particulates.SELECTED DRAWING: None 【課題】 可使時間が長い塗装材を用い、コンクリート片が剥落しにくく、しかも長期に亙って透明性を維持しうる透明補強層をコンクリート躯体の表面側に形成しうるコンクリート片の剥落防止工法を提供する。【解決手段】 この工法は、コンクリート躯体の表面側に透明プライマー層を形成した後、透明プライマー層上に透明補強層を形成するものである。透明補強層は、イソホロンジイソシアネートの三量体であるイソシアヌレート化合物と、ポリテトラメチレングリコール及びイソホロンジイソシアネートを反応させて得られるイソシアネートプレポリマーと、4,4'−メチレンビス(シクロヘキシルアミン)とマレイン酸ジエチルエステルとの反応物である脂環式ジアミン化合物と、疎水性シリカ粒子とを含む塗装材を、透明プライマー層上に塗布して形成する。【選択図】 なし</abstract><oa>free_for_read</oa></addata></record>
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subjects ARTIFICIAL STONE
ASSEMBLY OF BRIDGES
BUILDING
BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
CONSTRUCTION OF BRIDGES
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
EARTH DRILLING
FIXED CONSTRUCTIONS
FORMS
GALLERIES
HANDLING BUILDING MATERIALS ON THE SITE
LARGE UNDERGROUND CHAMBERS
LIME, MAGNESIA
METALLURGY
MINING
OR VIADUCTS
REFRACTORIES
REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS
SCAFFOLDING
SHAFTS
SHUTTERING
SLAG
TREATMENT OF NATURAL STONE
TUNNELS
title CONCRETE PIECE EXFOLIATION PREVENTION METHOD
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