WO2011071402A1 - Mortiers contenant des microcapsules de matériaux à changement de phase, procédé pour leur préparation et leur utilisation - Google Patents

Mortiers contenant des microcapsules de matériaux à changement de phase, procédé pour leur préparation et leur utilisation Download PDF

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Publication number
WO2011071402A1
WO2011071402A1 PCT/PT2009/000072 PT2009000072W WO2011071402A1 WO 2011071402 A1 WO2011071402 A1 WO 2011071402A1 PT 2009000072 W PT2009000072 W PT 2009000072W WO 2011071402 A1 WO2011071402 A1 WO 2011071402A1
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WO
WIPO (PCT)
Prior art keywords
pcm
mortars
mortar
microcapsules
phase change
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.)
Ceased
Application number
PCT/PT2009/000072
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English (en)
Portuguese (pt)
Inventor
Sandra Manuel Simaria De Oliveira Lucas
Victor Miguel Carneiro De Sousa Ferreira
José Luis BARROSO DE AGUIAR
João António LABRINCHA BATISTA
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Universidade de Aveiro
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Universidade de Aveiro
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Filing date
Publication date
Application filed by Universidade de Aveiro filed Critical Universidade de Aveiro
Publication of WO2011071402A1 publication Critical patent/WO2011071402A1/fr
Anticipated expiration legal-status Critical
Ceased 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
    • 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
    • C04B28/10—Lime cements or magnesium oxide 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
    • C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/10—Coating or impregnating
    • C04B20/1018—Coating or impregnating with organic materials
    • C04B20/1029—Macromolecular compounds
    • C04B20/1033—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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0068—Ingredients with a function or property not provided for elsewhere in C04B2103/00
    • C04B2103/0071—Phase-change materials, e.g. latent heat storage materials used in concrete compositions
    • 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
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482—Coating or impregnation materials
    • 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
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482—Coating or impregnation materials
    • C04B2111/00517—Coating or impregnation materials for masonry

Definitions

  • This invention describes the preparation of lime based binder coating mortars and their incorporation with phase change materials (PCM).
  • PCM phase change materials
  • PCM polystyrene-co-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-sty
  • PCM phase change material
  • US Patent 5,555,216 describes a technique of incorporating a phase change material (PCM) composite into the hollow cores of a cement brick.
  • PCM phase change material
  • a disadvantage of this solution is that PCM is not in contact. with the exterior, as the blocks are covered with finishing materials and wall cladding, thus, it becomes more difficult to exchange heat with the interior air of the rooms.
  • US 4572864 discloses the solution for using PCM in boards finished in different materials (metal, wood or fiber), which can be placed inside buildings. PCM performance depends on the thermal conductivity of the board's finishing materials, which may in some cases greatly decrease the effectiveness of the product.
  • PCM construction products are already on the market, such as the Smartboard TM product developed by BASF. It is a plaster based product with built-in Micronal capsules for application in the interior lining of buildings. Maxit has developed a commercially available PCM plaster mortar, Maxit Clima. Research has been developed, with some success, in the incorporation of PCM in cement. [5]
  • Figure 1 represents the PCM particle size distribution curve obtained in a Coulter assay.
  • Figure 2 is the PCM differential scanning calorimetry for determining the phase transition temperature.
  • Figure 3 represents the performance of the mortar described in Example 1 in the mechanical strength tests.
  • Figure 4 represents the thermal behavior of the mortar of Example 1 with 30% and 50% PCM.
  • Figure 5 represents the mortar performance described in Example 2 in the mechanical strength tests.
  • Figure 6 represents the thermal behavior of the mortar of Example 2 with 30% and 50% PCM.
  • Figure 7 shows the visualization of two samples by scanning electron microscopy.
  • Figure 7a shows a mortar without PCM and
  • Figure 7b represents the same mortar with 30% PCM.
  • the present invention describes lime-based binder mortars incorporating PCMs which have the ability to accumulate latent heat in order to reduce the energy charge of buildings as well as the process for preparing said mortars and their use in the building. interior and exterior cladding of building systems with the aim of saving energy.
  • the mortars of the present invention use a commercial PCM considered suitable for application to building materials, as their phase transition temperature is within the considered comfort temperature for building interiors (between 20 and 25 ° C). ⁇ ) .
  • the selected PCM consists of methyl polymethacrylate microcapsules containing a paraffin wax mixture.
  • the product is used in powders with a particle diameter between 2 and 20 ⁇ , has a transition temperature of 23 ° C and 110 kj / kg of specific heat (as specified by the supplier).
  • PCM encapsulation is intended to ensure the integrity of the paraffins by ensuring that they retain their heat storage capacity.
  • the production process results in a suspension of water-dispersed microcapsules which upon spray drying give rise to a fine powder which can be added to porous building materials.
  • PCM phase change material
  • the binder consists of air lime or air lime and cement.
  • microcapsules of the phase change material are usually between 0.2 and 25 ⁇ and consist of methyl polymethacrylate containing a mixture of paraffin waxes.
  • a second object of the invention is a process for preparing the mortars of the present invention by mixing the PCM microcapsules with lime based binder and other auxiliary products in a mixer machine.
  • a third object of the invention is the use of the mortars of the present invention in the interior and exterior cladding of building systems with the aim of saving energy.
  • the supplier-indicated PCM phase transition temperature was compared with the results of a differential scanning calorimetry ( Figure 2). This technique provides information on endothermic and exothermic reactions that occur in the material when it is heated and / or cooled. It can be seen from the graph obtained for the differential scanning calorimetry that the phase transition temperature of is between 23 ° C and 25 ° C.
  • This system is divided into three components:
  • a programmable climate chamber for predefined temperature and humidity cycles.
  • Cells constructed with an insulating material (expanded polystyrene) coated on both sides with a wire plaster, the inner faces are covered with a mortar layer approximately 100 x 100 x 3 mm (width x length x thickness). Each cell has two thermocouples inside, one placed against the wall and one in the central area of the cell.
  • Data acquisition system consisting of a data logger with a multi-duplexer connected to a computer that allows the temperature data to be recorded using its own software.
  • Mortar C1 contains equal parts (1: 1) of lime and cement binder, and is then added up to 50% (by weight) of the selected PCM. Table 1 summarizes the mortar composition and properties.
  • PCM is added to the mortar powder, the mixture is homogenized and then the necessary water is added to the previously defined spreading value.
  • Example 2 Mortar C3 contains equal parts by volume.
  • Table 4 shows the percent water, density and spread value for the 30% and 50% PCM mortar.
  • Figure 6 demonstrates the effectiveness of mortar when subjected to heating and cooling cycles in a climate chamber.

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)

Abstract

La présente invention concerne des mortiers trouvant une application dans le revêtement intérieur et extérieur de systèmes de construction, et comprenant des microcapsules de matériaux à changement de phase (MCP), conjointement avec un liant à base de chaux et d'autres matériaux auxiliaires. L'invention concerne également un procédé de préparation desdits mortiers par mélange des microcapsules de MCP avec le liant et d'autres produits auxiliaires, dans une machine à mélanger. Le mortier selon l'invention est utilisé dans le revêtement intérieur et extérieur de systèmes de construction en vue d'une économie d'énergie.
PCT/PT2009/000072 2009-12-10 2009-12-10 Mortiers contenant des microcapsules de matériaux à changement de phase, procédé pour leur préparation et leur utilisation Ceased WO2011071402A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PT104866 2009-12-10
PT104866A PT104866A (pt) 2009-12-10 2009-12-10 Argamassas contendo microcápsulas de materiais de mudança de fase, processo para a sua preparação e sua utilização

Publications (1)

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WO2011071402A1 true WO2011071402A1 (fr) 2011-06-16

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101090526B1 (ko) 2011-07-26 2011-12-08 김보현 상변화 물질을 포함하여 냉온 축열 성능이 향상된 모르타르 조성물
CN103159437A (zh) * 2011-12-15 2013-06-19 张国庆 一种调温调湿涂料及其制备方法
DE102012218378A1 (de) 2012-10-09 2014-04-10 Wacker Chemie Ag Flächengebilde oder Formkörper enthaltend latente Wärmespeicher
CN104169236A (zh) * 2012-01-31 2014-11-26 李元睦 含有微胶囊状的相变物质的土木建筑材料及其制备方法
CN104817302A (zh) * 2015-03-30 2015-08-05 南京倍立达新材料系统工程股份有限公司 相变微胶囊自调温grc干粉砂浆面层材料
WO2015130183A1 (fr) 2014-02-27 2015-09-03 Cmp-Cimentos Maceira E Pataias, S.A. Système de gestion active d'énergie dans des murs et/ou des dallages en béton
CN105544748A (zh) * 2015-12-25 2016-05-04 上海泛亚生命科技有限公司 一种新型薄层建筑外墙保温系统
CN108101478A (zh) * 2018-01-05 2018-06-01 庞龙雨 一种复合微胶囊隔热砂浆及其制备方法
CN112830729A (zh) * 2021-01-15 2021-05-25 上海煌煌砼制品有限公司 一种高强度混凝土及其制备方法
EP4015487A1 (fr) * 2020-12-18 2022-06-22 Technische Universität Darmstadt Matière hybride pour l'isolation thermique

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT106935A (pt) * 2013-05-09 2014-11-10 Univ Aveiro Argamassas multifuncionais, para armazenamento de calor, despoluição do ar e auto-limpeza, processo para a sua preparação e utilização

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US4572864A (en) 1985-01-04 1986-02-25 The United States Of America As Represented By The United States Department Of Energy Composite materials for thermal energy storage
US4587279A (en) 1984-08-31 1986-05-06 University Of Dayton Cementitious building material incorporating end-capped polyethylene glycol as a phase change material
US4747240A (en) 1981-08-06 1988-05-31 National Gypsum Company Encapsulated PCM aggregate
US5755216A (en) 1995-06-06 1998-05-26 The University Of Dayton Building products incorporating phase change materials and method of making same
EP1029018A1 (fr) * 1997-11-11 2000-08-23 Basf Aktiengesellschaft Utilisation de microcapsules en tant qu'accumulateurs de chaleur latente
DE19954772A1 (de) * 1999-11-15 2001-05-17 Remmers Bauchemie Gmbh Verwendung von siliciumorganischen Mikrokapseln als Latentwärmespeicher
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EP1752509A1 (fr) * 2005-08-13 2007-02-14 H + H CELCON GmbH Procédé pour augmenter la capacité thermique des blocs de construction en silicate de calcizum et block de construction en silicate de calcium
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US4747240A (en) 1981-08-06 1988-05-31 National Gypsum Company Encapsulated PCM aggregate
US4587279A (en) 1984-08-31 1986-05-06 University Of Dayton Cementitious building material incorporating end-capped polyethylene glycol as a phase change material
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EP1752509A1 (fr) * 2005-08-13 2007-02-14 H + H CELCON GmbH Procédé pour augmenter la capacité thermique des blocs de construction en silicate de calcizum et block de construction en silicate de calcium
ES2298056A1 (es) 2005-08-26 2008-05-01 Universidade Do Minho Argamasa, que comprende microcapsulas de materiales con cambios de fase (pcm), su procedimiento de obtencion y su utilizacion en el revestimiento interior de sistemas de construccion.

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101090526B1 (ko) 2011-07-26 2011-12-08 김보현 상변화 물질을 포함하여 냉온 축열 성능이 향상된 모르타르 조성물
CN103159437B (zh) * 2011-12-15 2016-08-03 张国庆 一种调温调湿涂料及其制备方法
CN103159437A (zh) * 2011-12-15 2013-06-19 张国庆 一种调温调湿涂料及其制备方法
CN104169236B (zh) * 2012-01-31 2018-05-29 李元睦 含有微胶囊状的相变物质的土木建筑材料及其制备方法
CN104169236A (zh) * 2012-01-31 2014-11-26 李元睦 含有微胶囊状的相变物质的土木建筑材料及其制备方法
US9410022B2 (en) 2012-10-09 2016-08-09 Wacker Chemie Ag Sheetlike structure or shaped article comprising latent heat storage media
WO2014056963A1 (fr) 2012-10-09 2014-04-17 Wacker Chemie Ag Structure plane ou corps moulé contenant des accumulateurs de chaleur latente
DE102012218378A1 (de) 2012-10-09 2014-04-10 Wacker Chemie Ag Flächengebilde oder Formkörper enthaltend latente Wärmespeicher
WO2015130183A1 (fr) 2014-02-27 2015-09-03 Cmp-Cimentos Maceira E Pataias, S.A. Système de gestion active d'énergie dans des murs et/ou des dallages en béton
CN104817302A (zh) * 2015-03-30 2015-08-05 南京倍立达新材料系统工程股份有限公司 相变微胶囊自调温grc干粉砂浆面层材料
CN105544748A (zh) * 2015-12-25 2016-05-04 上海泛亚生命科技有限公司 一种新型薄层建筑外墙保温系统
CN108101478A (zh) * 2018-01-05 2018-06-01 庞龙雨 一种复合微胶囊隔热砂浆及其制备方法
EP4015487A1 (fr) * 2020-12-18 2022-06-22 Technische Universität Darmstadt Matière hybride pour l'isolation thermique
CN112830729A (zh) * 2021-01-15 2021-05-25 上海煌煌砼制品有限公司 一种高强度混凝土及其制备方法

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