JPH06511228A - ワーカブル・セメント組成物 - Google Patents
ワーカブル・セメント組成物Info
- Publication number
- JPH06511228A JPH06511228A JP6504150A JP50415094A JPH06511228A JP H06511228 A JPH06511228 A JP H06511228A JP 6504150 A JP6504150 A JP 6504150A JP 50415094 A JP50415094 A JP 50415094A JP H06511228 A JPH06511228 A JP H06511228A
- Authority
- JP
- Japan
- Prior art keywords
- poly
- alkylene oxide
- concrete
- cement
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00146—Sprayable or pumpable mixtures
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Polyethers (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Abstract
Description
Claims (12)
- 1.セメント混合物のスランプ特性を変性するにあたり、2種類の物質を当該混 合物に異なる時点で添加すること、後段の添加を、コンクリートまたはモルタル としての最終使用に先立って行うこと、 上記2種類の物質の一方の物質が分子量100000〜8000000の水溶性 ポリ(アルキレン・オキシド)であって、他方の物質がβ−ナフタレン・スルホ ネートーホルムアルデヒド縮合物であること、および前記の後段の添加に先立ち 、付加的に、リグノスルホネート、メラミン・スルホネートホルムアルデヒド縮 合物、カルボキシレートおよびスチレン−無水マレイン酸ベース・コポリマー( EP03606449号およびDE4142388号に開示のタイプのコポリマ ー(マレイン酸系コポリマー))からなる群から選ばれる少なくとも1つの可塑 剤または超可塑剤(アソシエイティッド可塑剤)を添加することを特徴とする方 法。
- 2.セメント混合物のスランプ特性を維持するにあたり、分子量100000〜 8000000の水溶性ポリ(アルキレン・オキシド)と、リグノスルホネート 、メラミン・スルホネートーホルムアルデヒド縮合物、カルボキシレートおよび スチレン−無水マレイン酸ベース・コポリマー(EP03606449号および DE4142388号に開示のタイプのコポリマー(マレイン酸系コポリマー) )からなる群から選ばれる少なくとも1つの可塑剤または超可塑剤を添加するこ とを特徴とする方法。
- 3.まず、水溶性ポリ(アルキレン・オキシド)をセメント混合物中に添加し、 次いでβ−ナフタレン・スルホネートーホルムアルデヒド縮合物を当該混合物の 最終使用の直前に添加する請求項1記載の方法。
- 4.水溶性ポリ(アルキレン・オキシド)を、部分的に(ヒドロキシ)アルキル ・セルロースにより置き換える請求項1〜3の1つに記載の方法。
- 5.アソシエイティッド可塑剤がマレイン酸系コポリマーである請求項1〜4の 1つに記載の方法。
- 6.ポリ(アルキレン・オキシド)が、分子量1000000〜5000000 のポリ(エチレン・オキシド)である請求項1〜5の1つに記載の方法。
- 7.β−ナフタレン・スルホネートホルムアルデヒド縮合物が、ナトリウム塩形 の活性物質を40%含有する水溶液である請求項1または3記載の方法。
- 8.β−ナフタレン・スルホネートホルムアルデヒド縮合物をノズル内に、所望 により通常の促進剤とともに注入する、コンクリートまたはモルタルのスプレイ を行う請求項1、3または7の1つに記載の方法。
- 9.所望により(ヒドロキシ)アルキル・セルロースにより部分的に置換された 分子量100000〜8000000の水溶性ポリ(アルキレン・オキシド)と 、リグノスルホネート、メラミン・スルホネートホルムアルデヒド縮合物、カル ぼキシレートおよびスチレン−無水マレイン酸ベース・コポリマー(EP036 06449号およびDE4142388号に開示のタイプのコポリマー)からな る群から選ばれる少なくとも1つの可塑剤または超可塑剤とともに用いられる、 コンクリートまたはモルタルに対するそれらのスランプ特性を減少させるための 添加剤としてのβ−ナフタレン・スルホネートーホルムアルデヒド縮合物の用途 。
- 10.コンクリートまたはモルタルに対するそれらのスランプ特性を減少させる ための添加剤であって、 所望により(ヒドロキシ)アルキル・セルロースにより部分的に置換された分子 量100000〜8000000の水溶性ポリ(アルキレン・オキシド)ととも に、リグノスルホネート、メラミン・スルホネートーホルムアルデヒド縮合物、 カルボキシレートおよびスチレン−無水マレイン酸ベース・コポリマー(EP0 3606449号およびDE4142388号に開示のタイプのコポリマー)か らなる群から選ばれる少なくとも1つの可塑剤または超可塑剤およびβ−ナフタ レン・スルホネートホルムアルデヒド縮合物を含有し、かつそれらの用途の説明 書を備えることを特徴とする添加剤。
- 11.請求項1または2記載の方法に使用され、バッチ処理の際にセメント混合 物に添加される添加剤であって、 本明細書に記載のスチレン−無水マレイン酸ベース・コポリマーおよび分子量2 000000〜5000000のポリ(エチレン・オキシド)を、30:1〜4 :1の比率で含有する ことを特徴とする添加剤。
- 12.請求項8記載の方法に使用され、最終用途の前にセメント混合物に添加さ れる添加剤であって、 ケイ酸塩溶液80〜95重量%とともに、活性物質30〜45重量%、β−ナフ タレン・スルホネートーホルムアルデヒド縮合物の40%溶液2.5〜10重量 %および水2.5〜10重量%を含有することを特徴とする添加剤。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9215600,9 | 1992-07-22 | ||
GB929215600A GB9215600D0 (en) | 1992-07-22 | 1992-07-22 | Organic compounds |
GB9226411,8 | 1992-12-18 | ||
GB929226411A GB9226411D0 (en) | 1992-12-18 | 1992-12-18 | Organic compounds |
PCT/EP1993/001910 WO1994002428A1 (en) | 1992-07-22 | 1993-07-20 | Workable cementitious compositions |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH06511228A true JPH06511228A (ja) | 1994-12-15 |
JP3423716B2 JP3423716B2 (ja) | 2003-07-07 |
Family
ID=26301302
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50415094A Expired - Fee Related JP3423716B2 (ja) | 1992-07-22 | 1993-07-20 | ワーカブル・セメント組成物 |
Country Status (23)
Country | Link |
---|---|
US (2) | US5494516A (ja) |
EP (1) | EP0607389B1 (ja) |
JP (1) | JP3423716B2 (ja) |
KR (1) | KR100273606B1 (ja) |
CN (1) | CN1035872C (ja) |
AT (1) | AT398965B (ja) |
AU (1) | AU674866B2 (ja) |
CA (1) | CA2119007C (ja) |
CH (1) | CH686780A5 (ja) |
CZ (1) | CZ286902B6 (ja) |
DE (1) | DE4324334B4 (ja) |
DK (1) | DK0607389T3 (ja) |
ES (1) | ES2113544T3 (ja) |
GR (1) | GR3026337T3 (ja) |
HU (1) | HUT77893A (ja) |
MX (1) | MX190112B (ja) |
MY (1) | MY111187A (ja) |
NO (1) | NO315113B1 (ja) |
PL (1) | PL177006B1 (ja) |
SG (1) | SG43970A1 (ja) |
TR (1) | TR26789A (ja) |
TW (1) | TW233291B (ja) |
WO (1) | WO1994002428A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001072452A (ja) * | 1999-08-31 | 2001-03-21 | Denki Kagaku Kogyo Kk | 水中コンクリート用セメント混和材及びそれを用いたコンクリートの製造方法 |
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DE202019103998U1 (de) | 2019-07-19 | 2019-09-11 | Railbeton Haas Kg | Frischbeton für die spritztechnische Betonverarbeitung |
CN114149217A (zh) * | 2021-12-13 | 2022-03-08 | 中国二十冶集团有限公司 | 一种料仓内壁用混凝土及料仓内壁施工方法 |
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1993
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- 1993-07-20 DK DK93915958T patent/DK0607389T3/da active
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- 1993-07-20 KR KR1019940700901A patent/KR100273606B1/ko active
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JP2001072452A (ja) * | 1999-08-31 | 2001-03-21 | Denki Kagaku Kogyo Kk | 水中コンクリート用セメント混和材及びそれを用いたコンクリートの製造方法 |
JP4493758B2 (ja) * | 1999-08-31 | 2010-06-30 | 電気化学工業株式会社 | 水中コンクリート用セメント混和材及びそれを用いたコンクリートの製造方法 |
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