ES2505701T3 - Coadyuvantes de molienda de cemento - Google Patents

Coadyuvantes de molienda de cemento Download PDF

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Publication number
ES2505701T3
ES2505701T3 ES05754131.0T ES05754131T ES2505701T3 ES 2505701 T3 ES2505701 T3 ES 2505701T3 ES 05754131 T ES05754131 T ES 05754131T ES 2505701 T3 ES2505701 T3 ES 2505701T3
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group
independently
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ES05754131.0T
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Inventor
Urs Mäder
Dieter Honert
Beat Marazzani
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Sika Technology AG
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Sika Technology AG
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Classifications

    • 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
    • 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
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2641—Polyacrylates; Polymethacrylates
    • C04B24/2647—Polyacrylates; Polymethacrylates containing polyether side chains
    • 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
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2652—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles
    • C04B24/2658—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles containing polyether side chains
    • 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
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2688—Copolymers containing at least three different monomers
    • C04B24/2694—Copolymers containing at least three different monomers containing polyether side chains
    • 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
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/52—Grinding aids; Additives added during grinding
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding

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)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Disintegrating Or Milling (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

El uso de una composición acuosa que comprende al menos un polímero A de la fórmula (I) como agente de molienda de cemento **Fórmula** en donde, M >= cada uno independientemente H+, un ion de metal alcalino, un ion de metal alcalino-térreo, un ion metálico divalente o trivalente, un ion amonio o un grupo de amonio orgánico, R >= cada R independientemente uno de otro, es hidrógeno o metilo, R1 y R2 >= cada uno independientemente alquilo C1 a C20, cicloalquilo, alquilarilo o [AO]n-R4, en donde A >= alquileno C2 a C4, R4 >= alquilo C1 a C20, ciclohexilo o alquilarilo, y n >= 2-250, R3 >= -NH2, -NR5R6, -OR7NR8R9, en donde R5 y R6 son cada uno independientemente H o un grupo alquilo C1 a C20, cicloalquilo o alquilarilo o arilo; o es un grupo hidroxialquilo o un grupo acetoxietilo (CH3-CO-O-CH2-CH2-) o un grupo hidroxiisopropilo (HO-CH(CH3)-CH2-) o acetoxiisopropilo (CH3-CO-O-CH(CH3)-CH2-), o R5 y R6 forman juntos un anillo, del cual forma parte el nitrógeno, para formar un anillo de morfolina o imidazolina, en donde R7 es un grupo alquileno C2-C4, y R8 y R9 son cada uno independientemente un grupo alquilo C1 a C20, cicloalquilo, alquilarilo, arilo o hidroxialquilo, y en donde a, b, c y d son relaciones molares y a/b/c/d >= (0,1-0,9)/(0,1-0,9)/(0-0,8)/(0-0,3), y a + b + c + d >= 1, en donde dicha composición acuosa comprende además coadyuvantes de molienda, o dicha composición acuosa se combina conjuntamente con otros coadyuvantes de molienda, y en donde dicho otro coadyuvante de molienda se selecciona del grupo que consiste en glicoles, aminas orgánicas y sales de amonio de aminas orgánicas con ácidos carboxílicos.

Description

imagen1
imagen2
imagen3
imagen4
imagen5
=
=
=
imagen6
imagen7
Comparación de diferentes polímeros A como coadyuvantes de molienda de cemento Clinker: K-3 sin portador de sulfato
Denominación
Ref. 1-1 Ref. 2-1 Ref. 3-1 Ref. 4-1 Ref. 5-1
Coadyuvante de molienda
- A-1 A-2 A-3 A-4
Concentración [% en peso]
0,02 0,0175 0,02 0,015
Finura según Blaine [cm2/g]
Tiempo de molienda 10 min.
1760 2130 2180 2350 2180
ref
21 % 24 % 34 % 24 %
Tiempo de molienda 15 min.
2560 3010 3110 3230 3110
ref
18 % 21 % 26 % 21 %
Tiempo de molienda 20 min.
3200 3780 3790 3960 3760
ref
18 % 18 % 24 % 18 %
Tabla 6. Polímeros A como coadyuvantes de molienda. *basado en el clinker.
Comparación de diferentes polímeros A en comparación con alcanolaminas Clinker: K-1 con portador de sulfato
Denominación
Ref. 1-2 Ref. 2-2 Ref. 3-2 Ref. 4-2 Ref. 5-2
Coadyuvante de molienda
- TEA TIPA A-2 A-4
Concentración [% en peso]
0,024 0,0255 0,0105 0,009
Finura según Blaine [cm2/g]
Tiempo de molienda 30 min.
2180 2270 2280 2180 2110
ref
4 % 5 % 0 % -3 %
Tiempo de molienda 60 min.
3380 3530 3640 3530 3450
ref
4 % 8 % 4 % 2 %
Tiempo de molienda 90 min.
4170 4340 4380 4310 4230
ref
4 % 5 % 3 % 1 %
Tiempo de molienda 300 min.
4450 4550 4450 4510 4590
ref
2 % 0 % 1 % 3 %
Demanda de agua [%]
26,1 28,4 28,7 26,8 27,6
ref
9 % 10 % 3 % 6 %
imagen8
---
imagen9
Tabla 9. Mezclas de polímero A/alcanolamina como coadyuvantes de molienda. *basado en el clinker
Mezclas de polímeros A/alcanolamina como coadyuvantes de molienda (CAGA) Clinker: K-2 con portador de sulfato
Denominación
Ref.1-5 Ref. 4-5 Ref. 2-5 7-5 8-5
Coadyuvante de molienda
- DEG/TEA A-1 A-1/TEA A-1/TIPA
DEG [% en peso]
0,07
TEA [% en peso]
0,002 0,0085
TIPA [% en peso]
0,0085
A-1 [% en peso]
0,032 0,024 0,024
Demanda de agua [%]
25,2 26,2 24,4 26 25,1
ref
4 % -3 % 3 % 0 %
Escurrimiento [cm]
19,3 18 20 19,5 19,8
ref
-7 % 4 % 1 % 3 %
Aire ocluido [%]
2,8 2,9 2,7 2,8 2,8
ref
4 % -4 % 0 % 0 %
Resistencia a la compresión [N/mm2]
Después de 2 d
24,8 25,1 22,1 24,5 25
ref
1 % -11 % -1 % 1 %
Después de 28 d
53,2 53,1 53,7 52,6 54,2
ref
0 % 1 % -1 % 2 %
-
imagen10

Claims (1)

  1. =
    imagen1
    imagen2
ES05754131.0T 2004-06-21 2005-06-21 Coadyuvantes de molienda de cemento Active ES2505701T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP04102826 2004-06-21
EP04102826 2004-06-21
PCT/EP2005/052883 WO2005123621A1 (de) 2004-06-21 2005-06-21 Zementmahlhilfsmittel

Publications (1)

Publication Number Publication Date
ES2505701T3 true ES2505701T3 (es) 2014-10-10

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Country Status (12)

Country Link
US (3) US20080227890A1 (es)
EP (2) EP1761473B9 (es)
JP (2) JP4722919B2 (es)
KR (1) KR101278310B1 (es)
CN (3) CN102653460B (es)
AU (1) AU2005254265B2 (es)
BR (1) BRPI0512374A (es)
CA (1) CA2571484C (es)
ES (1) ES2505701T3 (es)
MX (1) MXPA06014964A (es)
WO (1) WO2005123621A1 (es)
ZA (1) ZA200700608B (es)

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CN107383287B (zh) * 2017-08-28 2020-03-24 广西登高(集团)田东水泥有限公司 一种聚合物水泥助磨剂及其合成方法
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KR101278310B1 (ko) 2013-06-25
US20120270972A1 (en) 2012-10-25
CN102653460A (zh) 2012-09-05
EP1761473B1 (de) 2014-07-23
CN102653460B (zh) 2016-04-13
EP1761473A1 (de) 2007-03-14
AU2005254265B2 (en) 2010-07-29
BRPI0512374A (pt) 2008-03-11
US20080227890A1 (en) 2008-09-18
EP2239240A1 (de) 2010-10-13
CA2571484A1 (en) 2005-12-29
AU2005254265A1 (en) 2005-12-29
EP1761473B9 (de) 2014-12-10
CN101065338A (zh) 2007-10-31
JP2011026197A (ja) 2011-02-10
JP4722919B2 (ja) 2011-07-13
KR20070015228A (ko) 2007-02-01
JP5235958B2 (ja) 2013-07-10
JP2008503432A (ja) 2008-02-07
US20090227709A1 (en) 2009-09-10
MXPA06014964A (es) 2007-03-26
CA2571484C (en) 2014-10-14
ZA200700608B (en) 2009-12-30
CN102701630A (zh) 2012-10-03
WO2005123621A1 (de) 2005-12-29

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