CN106277861A - A kind of Novel geological polymer and preparation method - Google Patents

A kind of Novel geological polymer and preparation method Download PDF

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Publication number
CN106277861A
CN106277861A CN201610667169.1A CN201610667169A CN106277861A CN 106277861 A CN106277861 A CN 106277861A CN 201610667169 A CN201610667169 A CN 201610667169A CN 106277861 A CN106277861 A CN 106277861A
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CN
China
Prior art keywords
alkali
micropowder
polymer
pelelith
activator
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.)
Pending
Application number
CN201610667169.1A
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Chinese (zh)
Inventor
钱元弟
柯能好
雷团结
王孝平
李亚辉
李瑞来
王慧
韩进
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maanshan MCC 17 Engineering Science and Technology Co Ltd
Original Assignee
Maanshan MCC 17 Engineering Science and Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Maanshan MCC 17 Engineering Science and Technology Co Ltd filed Critical Maanshan MCC 17 Engineering Science and Technology Co Ltd
Priority to CN201610667169.1A priority Critical patent/CN106277861A/en
Publication of CN106277861A publication Critical patent/CN106277861A/en
Pending legal-status Critical Current

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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
    • C04B7/00—Hydraulic cements
    • C04B7/14—Cements containing slag
    • C04B7/147—Metallurgical slag
    • C04B7/153—Mixtures thereof with other inorganic cementitious materials or other activators
    • C04B7/1535—Mixtures thereof with other inorganic cementitious materials or other activators with alkali metal containing activators, e.g. sodium hydroxide or waterglass
    • 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
    • C04B12/00—Cements not provided for in groups C04B7/00 - C04B11/00
    • C04B12/005—Geopolymer cements, e.g. reaction products of aluminosilicates with alkali metal hydroxides or silicates
    • 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
    • C04B7/00—Hydraulic cements
    • C04B7/36—Manufacture of hydraulic cements in general
    • 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
    • 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
    • Y02P40/121—Energy efficiency measures, e.g. improving or optimising the production methods

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)

Abstract

The invention discloses a kind of Novel geological polymer and preparation method, composition and the mass percent thereof of this geo-polymer are as follows: pelelith micropowder: 10 ~ 45；Dolomite: 18 ~ 50；Iron tailings slag micropowder: 5 ~ 28；Alkali-activator: 2 ~ 20；Geo-polymer early-strong-fast-hard of the present invention, volume is steady, qualitative good, resistance to chemical attack, and interface binding power is strong, and impervious good, heat-resisting quantity is good, resistance to hydrothermal, good endurance, can self-temperature-regulating damping etc.；Pelelith micropowder light weight in the present invention, intensity height, insulation, sound-absorbing fire prevention, acid and alkali-resistance, corrosion-resistant and pollution-free, "dead" etc., it is the raw material of preferable natural green, environmental protection and energy saving；In the present invention, dolomite powder body is conducive to improving geo-polymer early stage and later stage comprcssive strength, and powder body is the thinnest and volume is the most, and reinforced effects is the most notable in early days.

Description

A kind of Novel geological polymer and preparation method
Technical field
The invention belongs to building material technical field, be specifically related to a kind of Novel geological polymer and preparation method.
Background technology
Along with mankind's environmental protection, the raising of awareness of saving energy and the regulation of national policy, every profession and trade is all at environmental protection, energy-conservation aspect Strengthen research and development capabilities, preferably to protect the environment of human lives.
Geo-polymer is to study one of very active nonmetallic materials the most in the world.It is with silicon-containing solid material such as Clay, industrial residue or slag are primary raw material, through suitable PROCESS FOR TREATMENT, are obtained by chemical reaction under lower temperature conditions The class Novel Inorganic Polymers material arrived, can substitute cement for building, road, artificial island, prefabricated components, fire proofed wood The fields such as material.But in prior art, the comprcssive strength of geo-polymer goods, durability, stability, fire protecting performance need Improve further.
Summary of the invention
The present invention is directed to the technical problem that existing geo-polymer exists, it is provided that a kind of Novel geological polymer and preparation side Method.
In order to solve above-mentioned technical problem, the invention provides following technical scheme:
One Novel geological polymer of the present invention, composition and the mass percent thereof of this geo-polymer are as follows:
Pelelith micropowder 10 ~ 45
Dolomite 18 ~ 50
Iron tailings slag micropowder 5 ~ 28
Alkali-activator 2 ~ 20
Described pelelith micropowder is to form through pelelith attrition grinding, and particle diameter is 1.5 μm ~ 6.5 μm, and density is 0.8 ~ 1.2g/ cm2；
As a preferred technical solution of the present invention, described dolomite is to form through dolomite dust breakdown mill, and particle diameter is 5 μm ~ 18 μm, density is 2.8 ~ 3.2g/cm2.
As a preferred technical solution of the present invention, described iron tailings slag micropowder is that iron tailings slag forms through levigate process , specific surface area 450 ~ 600m2/kg, density 2.9 ~ 3.1g/cm3.
As a preferred technical solution of the present invention, described alkali-activator is caustic alkali and hydrated aluminium silicate or causticity Alkali and prodan.
Present invention also offers the preparation method of a kind of Novel geological polymer, specifically comprise the following steps that
Step one, by the most molten to caustic alkali to caustic alkali and hydrated aluminium silicate or caustic alkali and prodan mixing and stirring Solve, obtain alkali-activator；
Step 2, the pelelith micropowder needed for dispensing, iron tailings slag micropowder being put together and be stirred, stirring incorporation time is 10 ~ 15 minutes, then it is added thereto according still further to the alkali-activator needed for dispensing, continues stirring 20 ~ 30 minutes, obtain geology and gather Compound.
The present invention is reached to provide the benefit that:
(1) geo-polymer early-strong-fast-hard of the present invention, volume is steady, qualitative good, resistance to chemical attack, and interface binding power is strong, impervious Good, heat-resisting quantity is good, resistance to hydrothermal, good endurance, can self-temperature-regulating damping etc..
(2) pelelith micropowder light weight in the present invention, intensity height, insulation, sound-absorbing fire prevention, acid and alkali-resistance, corrosion-resistant, and Pollution-free, "dead" etc., it is the raw material of preferable natural green, environmental protection and energy saving.
In the present invention, dolomite powder body is conducive to improving geo-polymer early stage and later stage comprcssive strength, and powder body is the thinnest and mixes Measuring the most, reinforced effects is the most notable in early days.
Detailed description of the invention
Hereinafter the preferred embodiments of the present invention are illustrated, it will be appreciated that preferred embodiment described herein is only used In the description and interpretation present invention, it is not intended to limit the present invention.
Embodiment 1
The invention provides a kind of Novel geological polymer, weigh raw material according to following parts by weight:
Pelelith micropowder 36, dolomite 32, iron tailings slag micropowder 20, alkali-activator 12.
(1) by the most molten to caustic alkali to caustic alkali and hydrated aluminium silicate or caustic alkali and prodan mixing and stirring Solve, obtain alkali-activator；
(2) the pelelith micropowder needed for dispensing, iron tailings slag micropowder to be put together and be stirred, stirring incorporation time is 10 ~ 15 minutes, then it is added thereto according still further to the alkali-activator needed for dispensing, continues stirring 20 ~ 30 minutes, obtain geology polymerization Thing, adds appropriate water stirring, and 7 days comprcssive strength of gained mixture goods is 62MPa, presetting period 25min, final setting time 45min。
Embodiment 2:
The invention provides a kind of Novel geological polymer, weigh raw material according to following parts by weight:
Pelelith micropowder 22, dolomite 45, iron tailings slag micropowder 15, alkali-activator 18.
(1) by the most molten to caustic alkali to caustic alkali and hydrated aluminium silicate or caustic alkali and prodan mixing and stirring Solve, obtain alkali-activator；
(2) the pelelith micropowder needed for dispensing, iron tailings slag micropowder to be put together and be stirred, stirring incorporation time is 10 ~ 15 minutes, then it is added thereto according still further to the alkali-activator needed for dispensing, continues stirring 20 ~ 30 minutes, obtain geology polymerization Thing, adds appropriate water stirring, and 7 days comprcssive strength of gained mixture goods is 69MPa, presetting period 21min, final setting time 38min。
Embodiment 3:
The invention provides a kind of Novel geological polymer, weigh raw material according to following parts by weight:
Pelelith micropowder 40, dolomite 28, iron tailings slag micropowder 24, alkali-activator 8.
(1) by the most molten to caustic alkali to caustic alkali and hydrated aluminium silicate or caustic alkali and prodan mixing and stirring Solve, obtain alkali-activator；
(2) the pelelith micropowder needed for dispensing, iron tailings slag micropowder to be put together and be stirred, stirring incorporation time is 10 ~ 15 minutes, then it is added thereto according still further to the alkali-activator needed for dispensing, continues stirring 20 ~ 30 minutes, obtain geology polymerization Thing, adds appropriate water stirring, and 7 days comprcssive strength of gained mixture goods is 57MPa, presetting period 32min, final setting time 55min。
Finally it is noted that the foregoing is only the preferred embodiments of the present invention, it is not limited to the present invention, Although being described in detail the present invention with reference to previous embodiment, for a person skilled in the art, it still may be used So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent. All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's Within protection domain.

Claims (5)

1. a Novel geological polymer, it is characterised in that composition and the mass percent thereof of this geo-polymer are as follows:
Pelelith micropowder 10 ~ 45
Dolomite 18 ~ 50
Iron tailings slag micropowder 5 ~ 28
Alkali-activator 2 ~ 20
Described pelelith micropowder is to form through pelelith attrition grinding, and particle diameter is 1.5 μm ~ 6.5 μm, and density is 0.8 ~ 1.2g/ cm2。
2. according to a kind of Novel geological polymer described in claims 1, it is characterised in that described dolomite is through in vain Marble dust breakdown mill forms, and particle diameter is 5 μm ~ 18 μm, and density is 2.8 ~ 3.2g/cm2.
3. according to a kind of Novel geological polymer described in claims 1, it is characterised in that described iron tailings slag micropowder is ferrum Mine tailings are through levigate process, specific surface area 450 ~ 600m2/kg, density 2.9 ~ 3.1g/cm3.
4. according to a kind of Novel geological polymer described in claims 1, it is characterised in that described alkali-activator is causticity Alkali and hydrated aluminium silicate or caustic alkali and prodan.
5. the preparation method of a Novel geological polymer, it is characterised in that specifically comprise the following steps that
Step one, by the most molten to caustic alkali to caustic alkali and hydrated aluminium silicate or caustic alkali and prodan mixing and stirring Solve, obtain alkali-activator；
Step 2, the pelelith micropowder needed for dispensing, iron tailings slag micropowder being put together and be stirred, stirring incorporation time is 10 ~ 15 minutes, then it is added thereto according still further to the alkali-activator needed for dispensing, continues stirring 20 ~ 30 minutes, obtain geology and gather Compound.
CN201610667169.1A 2016-08-15 2016-08-15 A kind of Novel geological polymer and preparation method Pending CN106277861A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109534733A (en) * 2018-12-21 2019-03-29 清华大学 A kind of foam inorganic polymer material and preparation method thereof that dolomite is strengthened
CN116143541A (en) * 2022-12-12 2023-05-23 华润水泥技术研发有限公司 Artificial vesuvianite porous material prepared from iron tailings and preparation method thereof

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CN104098281A (en) * 2013-04-03 2014-10-15 神华集团有限责任公司 Geopolymer composition, geopolymer material and preparation method thereof
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CN104119044A (en) * 2014-08-08 2014-10-29 广西启利新材料科技股份有限公司 Base geopolymer binding agent
CN104245621A (en) * 2012-04-27 2014-12-24 美国石膏公司 Print control device capable of generating image data using plurality of error matrices
CN104803630A (en) * 2014-01-26 2015-07-29 神华集团有限责任公司 Geopolymer composition and geopolymer material
CN105271848A (en) * 2015-10-22 2016-01-27 桂林理工大学 Manganese gangue slag-based geopolymer cementing material and preparation method thereof
CN105272125A (en) * 2015-09-30 2016-01-27 中国地质大学（武汉） Geopolymer-based rapid repairing material and preparation method thereof

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CN101250034A (en) * 2008-03-31 2008-08-27 芮志平 Geopolymer soil consolidation grouting material
CN101328029A (en) * 2008-07-18 2008-12-24 桂林工学院 Preparation of manganese slag groundmass geopolymer cementing material
CN101628791A (en) * 2009-06-25 2010-01-20 深圳航天科技创新研究院 Geopolymer gel material for rush repairs and rush constructions
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CN101786808A (en) * 2009-12-21 2010-07-28 内蒙古科技大学 Preparation method of geopolymer
CN103370287A (en) * 2010-12-17 2013-10-23 天主教美利坚大学 Geopolymer composite for ultra high performance concrete
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CN103214263A (en) * 2013-05-10 2013-07-24 德州先科地质聚合物研究所 Foamed coal ash geopolymer outer-wall thermal-insulation board and manufacturing process thereof
CN103224350A (en) * 2013-05-10 2013-07-31 德州先科地质聚合物研究所 Coal ash geopolymer self-thermal-insulation building block and manufacturing technology thereof
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CN103435313A (en) * 2013-08-26 2013-12-11 温州大学 Strength controllable coal ash-based polymer concrete and preparation method thereof
CN103449744A (en) * 2013-08-26 2013-12-18 温州大学 Fly ash based geopolymer and preparation method thereof
CN103787602A (en) * 2014-01-17 2014-05-14 北京奥润开元环保科技研究院有限公司 Superfine regeneration powder compound geopolymer cementing material
CN104803630A (en) * 2014-01-26 2015-07-29 神华集团有限责任公司 Geopolymer composition and geopolymer material
CN103880377A (en) * 2014-02-20 2014-06-25 广西交通科学研究院 Geopolymer grouting material and preparation method thereof
CN104119044A (en) * 2014-08-08 2014-10-29 广西启利新材料科技股份有限公司 Base geopolymer binding agent
CN105272125A (en) * 2015-09-30 2016-01-27 中国地质大学（武汉） Geopolymer-based rapid repairing material and preparation method thereof
CN105271848A (en) * 2015-10-22 2016-01-27 桂林理工大学 Manganese gangue slag-based geopolymer cementing material and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109534733A (en) * 2018-12-21 2019-03-29 清华大学 A kind of foam inorganic polymer material and preparation method thereof that dolomite is strengthened
CN116143541A (en) * 2022-12-12 2023-05-23 华润水泥技术研发有限公司 Artificial vesuvianite porous material prepared from iron tailings and preparation method thereof

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