RU2621327C1 - Raw materials mixture for producing macroporous concrete - Google Patents
Raw materials mixture for producing macroporous concrete Download PDFInfo
- Publication number
- RU2621327C1 RU2621327C1 RU2016100792A RU2016100792A RU2621327C1 RU 2621327 C1 RU2621327 C1 RU 2621327C1 RU 2016100792 A RU2016100792 A RU 2016100792A RU 2016100792 A RU2016100792 A RU 2016100792A RU 2621327 C1 RU2621327 C1 RU 2621327C1
- Authority
- RU
- Russia
- Prior art keywords
- expanded clay
- water
- raw materials
- portland cement
- melflux
- Prior art date
Links
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
- 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
- C04B28/04—Portland cements
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/10—Clay
- C04B14/12—Expanded clay
-
- 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
-
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/08—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
-
- 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
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/67—Biocides
-
- 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
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/67—Biocides
- C04B2103/69—Fungicides
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
-
- 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
Abstract
Description
Изобретение относится к строительным материалам и может быть использовано при производстве конструкций и изделий из крупнопористого бетона гражданского, промышленного, гидротехнического и мелиоративного назначения, а также для изготовления каркаса в каркасных бетонных конструкциях.The invention relates to building materials and can be used in the manufacture of structures and products from large-porous concrete for civil, industrial, hydraulic and land reclamation purposes, as well as for the manufacture of frames in concrete frame structures.
Известна сырьевая смесь для изготовления крупнопористого бетона, включающая портландцемент, воду и керамзитовые заполнители (Ицкович С.М. Крупнопористый бетон. Технология и свойства: монография / С.М. Ицкович. - М.: Стройиздат, 1977. - 120 с.).Known raw material mixture for the manufacture of large-pore concrete, including Portland cement, water and expanded clay aggregates (Itskovich S. M. Large-porous concrete. Technology and properties: monograph / S. M. Itskovich. - M.: Stroyizdat, 1977. - 120 p.).
Недостатком известной сырьевой смеси являются низкие показатели прочности и биологической стойкости.A disadvantage of the known raw material mixture is low strength and biological resistance.
Наиболее близкой по технической сущности является сырьевая смесь для изготовления крупнопористого бетона, включающая портландцемент, керамзит фракции 5-10 мм, воду и добавки - тринатрий фосфат, сульфат железа (SU 1198038, МПК С04В 28/02, опубл. 15.12.1985).The closest in technical essence is the raw material mixture for the manufacture of porous concrete, including Portland cement, expanded clay fractions of 5-10 mm, water and additives - trisodium phosphate, iron sulfate (SU 1198038, IPC С04В 28/02, publ. 15.12.1985).
К недостаткам известной сырьевой смеси следует отнести недостаточно высокие прочностные показатели и низкую биологическую стойкость.The disadvantages of the known raw material mixture include insufficiently high strength indicators and low biological resistance.
Технический результат заключается в повышении прочностных показателей и биологической стойкости крупнопористого бетона.The technical result consists in increasing the strength characteristics and biological resistance of large-pore concrete.
Сущность изобретения заключается в том, что сырьевая смесь включает портландцементный клинкер, керамзит фракции 8-10 мм, добавку - суперпластификатор Melflux 1641f, дополнительно включает наполнитель в виде отходов производства ферросилиция, полимерную водную композицию, содержащую полигексаметиленгуанидин в концентрации 39,5-40,5%, и воду при следующем соотношении компонентов, мас. %:The essence of the invention lies in the fact that the raw material mixture includes Portland cement clinker, expanded clay fraction 8-10 mm, the additive is a Melflux 1641f superplasticizer, further includes a filler in the form of ferrosilicon waste, a polymer aqueous composition containing polyhexamethylene guanidine at a concentration of 39.5-40.5 %, and water in the following ratio of components, wt. %:
Для получения сырьевой смеси для изготовления крупнопористого бетона использовались следующие компоненты: портландцементный клинкер ОАО «Мордовцемент» (3СаО⋅SiO2 59-63%; 2СаО⋅SiO2 18-18%; 3СаО⋅Al2O3 6-7,5%; 4СаО⋅Al2O3⋅Fe2O3 11-12%); керамзит фракции 8-10 мм (ГОСТ 9757-90); суперпластификатор (Melflux 1641f) производства немецкой фирмы «SKW Trostberg AG» - порошковый продукт, полученный методом распылительной сушки на основе модифицированного полиэфиркарбоксилата (форма - желтоватый порошок; насыпная плотность - 400-600 г/л; потери при нагревании - макс. 2,0 мас. %; 20% раствор при 20°С имеет pH, равный 6,5-8,5); полимерная водная композиция, содержащая полигексаметиленгуанидин (ПГМГ) - «Тефлекс-индустриальный» - концентрация ПГМГ 39,5-0,5% (ТУ 23-86-003-23170704-99, изм. №1, 2 к ТУ от 25 ноября 2006 г.); отходы производства ферросилиция Братского ферросплавного завода - микрокремнезем с силикатным модулем n=1-2 и плотностью ρ=1,39-1,45 г/см3; вода, отвечающая требованиям ГОСТ 23732-2011, для затворения бетонов и строительных растворов.The following components were used to obtain the raw mix for the manufacture of large-pore concrete: Portland cement clinker OJSC Mordovcement (3СаО⋅SiO 2 59-63%; 2СаО⋅SiO 2 18-18%; 3СаО⋅Al 2 O 3 6-7.5%; 4СаО⋅Al 2 O 3 ⋅ Fe 2 O 3 11-12%); expanded clay fraction of 8-10 mm (GOST 9757-90); superplasticizer (Melflux 1641f) manufactured by the German company SKW Trostberg AG - a powder product obtained by spray drying based on a modified polyester carboxylate (form - yellowish powder; bulk density - 400-600 g / l; heat loss - max. 2.0 wt.%; 20% solution at 20 ° C has a pH of 6.5-8.5); polymer water composition containing polyhexamethylene guanidine (PHMG) - “Teflex-industrial” - concentration of PHMG 39.5-0.5% (TU 23-86-003-23170704-99, amendment No. 1, 2 to TU dated November 25, 2006 g); waste from the production of ferrosilicon of the Bratsk Ferroalloy Plant - silica fume with silicate module n = 1-2 and density ρ = 1.39-1.45 g / cm 3 water that meets the requirements of GOST 23732-2011, for mixing concrete and mortar.
Способ изготовления заключается в следующем. Производят весовую дозировку компонентов. В работающий смеситель постепенно вводят отмеренное количество портландцементного клинкера, воды, суперпластификатора - Melflux 1641f, отходов производства ферросилиция, полимерной водной композиции, содержащей полигексаметиленгуанидин. После получения однородной клеевой массы вводят керамзит фракции 8-10 мм. Полученную смесь тщательно перемешивают до полного обволакивания зерен заполнителя клеем. Приготовленную смесь укладывают в специальные стальные формы и уплотняют штыкованием. Через сутки готовые образцы извлекают из форм и отверждают при термовлажностной обработке по следующему режиму: 2+4+2 час при температуре 85°С.The manufacturing method is as follows. Produce a weight dosage of the components. A measured amount of Portland cement clinker, water, super softener - Melflux 1641f, waste from the production of ferrosilicon, a polymer aqueous composition containing polyhexamethylene guanidine is gradually introduced into a working mixer. After obtaining a homogeneous adhesive mass, expanded clay of a fraction of 8-10 mm is introduced. The resulting mixture is thoroughly mixed until the filler grains are completely covered with glue. The prepared mixture is placed in special steel molds and sealed with bayonet. After a day, the finished samples are removed from the molds and cured by heat-moisture treatment according to the following regime: 2 + 4 + 2 hours at a temperature of 85 ° C.
При исследовании свойств крупнопористого бетона испытания проводились на образцах, составы которых приведены в табл. 1. Полученные результаты испытаний приведены в табл. 2.When studying the properties of large-porous concrete, tests were carried out on samples, the compositions of which are given in table. 1. The obtained test results are given in table. 2.
По сравнению с известным решением предлагаемое позволяет улучшить физико-механические свойства (увеличение прочности при сжатии на 28,5%, при изгибе на 63,6%) крупнопористого бетона и повысить его биологическое сопротивление в средах технофильных микроорганизмов.Compared with the known solution, the proposed solution allows to improve physico-mechanical properties (increase in compressive strength by 28.5%, bending by 63.6%) of large-porous concrete and increase its biological resistance in environments of technophilic microorganisms.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2016100792A RU2621327C1 (en) | 2016-01-12 | 2016-01-12 | Raw materials mixture for producing macroporous concrete |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2016100792A RU2621327C1 (en) | 2016-01-12 | 2016-01-12 | Raw materials mixture for producing macroporous concrete |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2621327C1 true RU2621327C1 (en) | 2017-06-02 |
Family
ID=59032105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2016100792A RU2621327C1 (en) | 2016-01-12 | 2016-01-12 | Raw materials mixture for producing macroporous concrete |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2621327C1 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1198038A1 (en) * | 1983-06-29 | 1985-12-15 | Ростовский инженерно-строительный институт | Raw mixture for producing coarsly porous concrete |
RU2111188C1 (en) * | 1996-10-29 | 1998-05-20 | Елшина Людмила Ивановна | Concrete mixture |
RU2219141C2 (en) * | 2002-01-08 | 2003-12-20 | Михин Андрей Александрович | Cement solution |
WO2011008936A2 (en) * | 2009-07-15 | 2011-01-20 | U.S. Concrete, Inc. | Cementitious compositions for decreasing the rate of water vapor emissions from concrete and methods for preparing and using the same |
US8067403B2 (en) * | 2005-12-12 | 2011-11-29 | Allaccem, Inc. | Methods and systems for preparing an antimicrobial composition |
-
2016
- 2016-01-12 RU RU2016100792A patent/RU2621327C1/en not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1198038A1 (en) * | 1983-06-29 | 1985-12-15 | Ростовский инженерно-строительный институт | Raw mixture for producing coarsly porous concrete |
RU2111188C1 (en) * | 1996-10-29 | 1998-05-20 | Елшина Людмила Ивановна | Concrete mixture |
RU2219141C2 (en) * | 2002-01-08 | 2003-12-20 | Михин Андрей Александрович | Cement solution |
US8067403B2 (en) * | 2005-12-12 | 2011-11-29 | Allaccem, Inc. | Methods and systems for preparing an antimicrobial composition |
WO2011008936A2 (en) * | 2009-07-15 | 2011-01-20 | U.S. Concrete, Inc. | Cementitious compositions for decreasing the rate of water vapor emissions from concrete and methods for preparing and using the same |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RU2423331C1 (en) | Fibre-concrete mixture | |
RU2407719C1 (en) | Raw mix for aerated concrete production | |
RU2552274C1 (en) | Method to prepare gypsum cement pozzolan composition | |
RU2705114C1 (en) | High-strength concrete | |
RU2505500C1 (en) | High-strength concrete | |
RU2621327C1 (en) | Raw materials mixture for producing macroporous concrete | |
JP5724188B2 (en) | Concrete production method | |
RU2562625C1 (en) | High-strength concrete | |
RU2569140C1 (en) | Raw material mixture for high-strength fibre-reinforced concrete | |
RU2535321C1 (en) | Method of preparing construction mixture | |
RU2574746C1 (en) | Raw mix to manufacture no-fine concrete | |
RU2575953C1 (en) | Raw mix for manufacture of popcorn concrete | |
RU2688704C1 (en) | Complex additive for foam concrete mixture | |
RU2777007C1 (en) | Modified raw mixture for construction 3d printing in the technology of additive manufacturing | |
RU2773913C1 (en) | Building mixture for 3d printing | |
RU2780315C1 (en) | Building mixture for 3d printer | |
RU2778119C1 (en) | Modified raw blend for 3d printing | |
RU2780512C1 (en) | Modified concrete mixture for 3d printer extrusion | |
RU2777887C1 (en) | Building mixture based on cement for 3d printing | |
RU2773914C1 (en) | Building raw mixture for 3d printing | |
RU2775133C1 (en) | Modified concrete mixture for 3d printing | |
RU2781303C1 (en) | Modified construction mix for 3d printer | |
RU2781163C1 (en) | Raw material mixture for additive construction production by material extrusion | |
RU2781199C1 (en) | Modified raw material mixture for construction 3d printing | |
RU2775032C1 (en) | Modified concrete mixture for construction 3d printing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20180113 |