JP2016211160A - 繊維補強材料の吹付け方法 - Google Patents
繊維補強材料の吹付け方法 Download PDFInfo
- Publication number
- JP2016211160A JP2016211160A JP2015092889A JP2015092889A JP2016211160A JP 2016211160 A JP2016211160 A JP 2016211160A JP 2015092889 A JP2015092889 A JP 2015092889A JP 2015092889 A JP2015092889 A JP 2015092889A JP 2016211160 A JP2016211160 A JP 2016211160A
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- fiber
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- cement
- water
- spraying
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 title claims abstract description 13
- 239000007921 spray Substances 0.000 title abstract 3
- 239000000835 fiber Substances 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000004568 cement Substances 0.000 claims abstract description 25
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 15
- 229910021487 silica fume Inorganic materials 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 238000005507 spraying Methods 0.000 claims description 25
- 239000012779 reinforcing material Substances 0.000 claims description 9
- 238000012216 screening Methods 0.000 claims description 4
- 238000010998 test method Methods 0.000 claims description 4
- 239000004570 mortar (masonry) Substances 0.000 abstract description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 5
- 229920002978 Vinylon Polymers 0.000 abstract description 5
- 239000003795 chemical substances by application Substances 0.000 abstract description 5
- 239000004576 sand Substances 0.000 abstract description 5
- 238000013019 agitation Methods 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 239000011210 fiber-reinforced concrete Substances 0.000 description 14
- 238000009415 formwork Methods 0.000 description 9
- 239000004567 concrete Substances 0.000 description 5
- 238000001723 curing Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 230000037303 wrinkles Effects 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000011378 shotcrete Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical compound C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011414 polymer cement Substances 0.000 description 1
- 230000009862 primary prevention Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- IIACRCGMVDHOTQ-UHFFFAOYSA-N sulfamic acid Chemical compound NS(O)(=O)=O IIACRCGMVDHOTQ-UHFFFAOYSA-N 0.000 description 1
- 238000001029 thermal curing Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Bridges Or Land Bridges (AREA)
- Lining And Supports For Tunnels (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
102 繊維補強モルタルの作製工程
103 吹付け工程
Claims (2)
- セメント、シリカフューム、水、減水剤、細骨材及び繊維が含まれた繊維補強材料を吹き付ける方法であって、前記セメントを、C3Sが40.0〜75.0質量%、C3Aが2.7質量%未満含有され、かつ45μmふるい残分が8.0質量%未満となるように構成するとともに、前記セメント及びシリカフュームの合計配合量を1000〜1100kg/m3、前記水の配合量を245〜266kg/m3、前記細骨材の配合量を931〜958kg/m3としたことを特徴とする繊維補強材料の吹付け方法。
- 前記細骨材を、JISA1102:2014に規定される骨材のふるい分け試験方法でふるい分けたときに、連続する各ふるいの間にとどまる質量分率w(%)が、ふるい目開き2000μmにおいて実質的に0となり、ふるい目開き1180μmにおいて0<w≦10となり、ふるい目開き600μmにおいて35≦w≦65となり、ふるい目開き300μmにおいて30≦w≦55となり、ふるい目開き150μmにおいて0<w≦10なるように構成した請求項1記載の繊維補強材料の吹付け方法。
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JP2015092889A JP6528942B2 (ja) | 2015-04-30 | 2015-04-30 | 繊維補強材料の吹付け方法 |
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JP2015092889A JP6528942B2 (ja) | 2015-04-30 | 2015-04-30 | 繊維補強材料の吹付け方法 |
Publications (2)
Publication Number | Publication Date |
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JP2016211160A true JP2016211160A (ja) | 2016-12-15 |
JP6528942B2 JP6528942B2 (ja) | 2019-06-12 |
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JP2015092889A Active JP6528942B2 (ja) | 2015-04-30 | 2015-04-30 | 繊維補強材料の吹付け方法 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007084420A (ja) * | 2005-08-26 | 2007-04-05 | Ohbayashi Corp | モルタル組成物、塗材及び吹付け材 |
JP2011042534A (ja) * | 2009-08-21 | 2011-03-03 | Ohbayashi Corp | 高じん性・高強度モルタル組成物 |
US20120145044A1 (en) * | 2010-12-08 | 2012-06-14 | University Of Kentucky | Cementitious compositions |
JP2013203559A (ja) * | 2012-03-27 | 2013-10-07 | Ube Industries Ltd | コンクリート構造物の補修方法 |
JP2014019586A (ja) * | 2012-07-12 | 2014-02-03 | Ube Ind Ltd | ペースト組成物及びモルタル組成物 |
-
2015
- 2015-04-30 JP JP2015092889A patent/JP6528942B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007084420A (ja) * | 2005-08-26 | 2007-04-05 | Ohbayashi Corp | モルタル組成物、塗材及び吹付け材 |
JP2011042534A (ja) * | 2009-08-21 | 2011-03-03 | Ohbayashi Corp | 高じん性・高強度モルタル組成物 |
US20120145044A1 (en) * | 2010-12-08 | 2012-06-14 | University Of Kentucky | Cementitious compositions |
JP2013203559A (ja) * | 2012-03-27 | 2013-10-07 | Ube Industries Ltd | コンクリート構造物の補修方法 |
JP2014019586A (ja) * | 2012-07-12 | 2014-02-03 | Ube Ind Ltd | ペースト組成物及びモルタル組成物 |
Non-Patent Citations (3)
Title |
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平田 隆祥・石関 嘉一・武田 篤史・浜地 克也: "スリムクリード(登録商標)の現場打設による護岸構造物のリニューアル", 大林組技術研究所報, JPN6019002590, 2014, JP, pages 1 - 5, ISSN: 0003966088 * |
石関 嘉一・加藤 佳孝・西村 次男・魚本 健人: "吹付けコンクリートの施工条件がリバウンドに及ぼす影響", 土木学会論文集E2(材料・コンクリート構造), vol. 69, no. 2, JPN6019002585, 2013, JP, pages 227 - 240, ISSN: 0003966087 * |
野々村 佳哲: "繊維補強コンクリートの吹付け補修材への適用", コンクリート工学, vol. 50, no. 5, JPN6019002588, May 2012 (2012-05-01), JP, pages 442 - 445, ISSN: 0003966089 * |
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JP6528942B2 (ja) | 2019-06-12 |
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