CN102795818A - Self-insulation wall material - Google Patents
Self-insulation wall material Download PDFInfo
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- CN102795818A CN102795818A CN2012102765846A CN201210276584A CN102795818A CN 102795818 A CN102795818 A CN 102795818A CN 2012102765846 A CN2012102765846 A CN 2012102765846A CN 201210276584 A CN201210276584 A CN 201210276584A CN 102795818 A CN102795818 A CN 102795818A
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
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- Building Environments (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a self-insulation wall material. The self-insulation wall material comprising the following components in proportion: 30-90 parts by weight of high-performance cement or high-efficiency concrete admixture, 5-40 parts by weight of aggregate, 0.1-5 parts by weight of air entraining agent, 0-8 parts by weight of expanding agent, 0-2 parts by weight of waterproof agent, and 0-20 parts by weight of anti-crack fiber. The self-insulation wall material disclosed by the invention has thermal insulation and insulating performance similar to that of the organic insulation material, the strength of a material which can be used as a building enclosure, as well as the comprehensive performances of uniform and single material, convenience in construction, good durability, good fireproof and waterproof performance, resistance to deformation, and non-crack and non-leakage; and the invention provides an appropriate self-insulation material for saving more than 50% and 65% of building energy.
Description
Technical field
The present invention relates to build field of materials, be specifically related to a kind of self-insulation wall material.
Background technology
30 ~ 40% of China's building energy consumption account whole nation total energy consumption has a strong impact on national carbon reduction target and national sustainable development.Reduction building energy consumption, save energy are current and go up the main obligation to national government down to the civilian from now on.For this reason, country has proposed building energy conservation and must reach 50% and 65% pressure standard-required.Architectural exterior-protecting construction is the main body of buildings heat exchange, accounts for the major part of building energy consumption through the energy of building enclosure consumption.Therefore the heat preservation and insulation of building space enclosing structure material seems particularly important in building energy conservation.Material is the basis of Architectural Construction, has only the excellent material of heat-insulating property and other related physical mechanical property to do building enclosure and just can reach building energy conservation 50% and 65% target and relevant requirement of building use properties.
At present building energy conservation reaches 50% and 65% technical scheme taked and is: external wall outer insulation, self-heat conserving, interior insulation and composite system thereof and supporting technology.Outer insulation all is that the common materials for wall of employing and lagging material, caking agent add (exterior wall) compound patterns such as woven wire with interior insulation, and forms such as building block, wallboard, cast-in-place, trowelling are arranged.Using maximum core lagging materials is rubber powder PS particle, EPS, XPS, PU foaming thermal-insulating.Although the thermal and insulating performance of these materials is excellent, the material and the matching operation technology that are used for wall thermal insulating with other multiple material after compound have obvious defects again.Show: the material that use properties differs is many, and operation is many, and construction management is complicated, is difficult to standard construction, and quality is wayward, is unfavorable for follow-up finishing.Thereby cause that metope produces the crack, comes off, the universal phenomenon of seepage, form the cold and hot bridge that increases energy consumption.This also is to reach building energy conservation 50% or 65% and starting material reason in fact not by a long chalk in the architectural design at present mostly.The lagging material that accounts for simultaneously the comparatively large vol ratio in these materials is organic substance, and it is not enough and be difficult to work-ing life be equal to the buildings life-span and hidden danger and the drawback of wanting regular maintenance to overhaul to exist fire resistance in essence.And heat insulating material for external bodies can not be done space enclosing structure material separately because of the physical and mechanical property difference and use in these, must constitute building enclosure jointly with the bigger walling of mechanical property such as intensity.Non-multiple material compound energy-saving material is when first-elected gas concrete or foamed concrete in the self-thermal insulation material.Although exist that material is single, advantage such as easy construction, insulation and fire resistance are good, have also that drying shrinkage is big, water ratio is high, be easy to generate wall crazing, seepage phenomenon.Owing to itself exist a large amount of communicating poress, its thermal and insulating performance is had a greatly reduced quality in the environment of alternation of wetting and drying again.
Therefore; Research and development and promote that a kind of light weight thermal and insulating performance is excellent, intensity suitablely does that space enclosing structure material, the even single easy construction non-deformability of matter of material are strong, the self-heat conserving novel wall material of inorganic fire and good combination property; Reality and necessary not only is especially to the huge contribution of national carbon reduction and building energy conservation target.
Summary of the invention
The present invention above study the building enclosure of inventing out a kind of excellent combination property and uses self-insulation wall material for reaching building energy conservation 50% and 65%.Organic type of good at present lagging material intensity poor mechanical property is difficult to do separately space enclosing structure material and not enough drawback and the gas concrete class self-thermal insulation material of fire resistance is prone to cause the wall crazing leakage problems to solve.
A kind of self-insulation wall material technical scheme is: use high-performance cement or high-effective concrete adulterant, and aggregate, air entrapment agent, swelling agent, water-resisting agent, anticracking material adds water stirring, moulding, maintenance.Its intensity of material its heat-insulating property lower, that intensity is suitable to solve good heat insulating is undesirable again and easy to crack, fire prevention and durability not insufficient, and construction is used and gone up the drawback that over-all properties is difficult to take into account.The intensity of high-performance cement or high-effective concrete adulterant is up to more than the 70MPa, and hydration heat is low, and over-all properties is much better than Portland cement, and the material that can give good heat insulating is with higher-strength and physical and mechanical property.Comprehensively use swelling agent and anti-crack fiber in addition, make the self-insulating wall material performance of its production be superior to existing gas concrete and outer insulation, interior insulation space enclosing structure material.
A kind of material mixture ratio of self-insulation wall material is: high-performance cement or high-effective concrete adulterant 30 ~ 90 weight parts, aggregate 5 ~ 40 weight parts, air entrapment agent 0.1 ~ 5 weight part, swelling agent 0 ~ 8 weight part, water-resisting agent 0 ~ 2 weight part, anti-crack fiber 0 ~ 20 weight part.
In the present invention; Described aggregate has lightweight and heavy weight aggregates; Aglite is: slag, haydite, pearlstone, expansion vitrification pearl, expanded vermiculite, expansion chainotte, foam grain, waste and old gas concrete particle etc.; Heavy weight aggregates is natural and artificial sand, waste and old concrete slag and brick slag, slag, other chemical metallurgy slag etc., aggregate size 0.1-4.75mm, and meet the requirement of " the radioactive material nucleic is limited the quantity of " GB6566.
In the present invention, used air entrapment agent is AS, aliphatic alcohol sulfate, rosin based, saponin class, animal proteinum and plant proteins, other synthetic type air entrapment agent.
In the present invention, used swelling agent is one or more in calcium oxide, calcium sulphoaluminate class, the Sulfates swelling agent.
In the present invention, used water-resisting agent is modification stearates, silicone based water-resisting agent.
In the present invention, used anti-crack fiber is one or more in polypropylene fibre, alkaline-resisting glass, mineral wool, the rock wool.
A kind of production technique of self-insulation wall material adds water stirring, moulding, maintenance by the production technique of general cement products, but maintenance normal temperature and vapor cure can be processed the self-insulation wall material of all size according to requirement of engineering.
This self-thermal insulation material quality is little; Contain a large amount of small sealed porositys; Have and expand with the hydrophobic component and be added with anticracking material, it is anti-does green deformation, endurance is strong, and whole or big portion is an inorganic materials in its composition; Its fire resistance good and with same life-span of buildings, the well suitable building space enclosing structure material of doing of physical and mechanical properties such as intensity.
When its unit dry weight of self-insulation wall material of producing by the present invention was 500kg/m3, ultimate compression strength can reach more than the 5.0MPa, and the hot Xi Shuo of Dao ≦ 0.1w/m.k. Xi Shui Shuais ≦ and 8%, linear shrinkage Xi Shuo ≦ 0.06%.
Beneficial effect:
Self-thermal insulation material of the present invention had both had the thermal and insulating performance near organic type of lagging material; Has the intensity that to do space enclosing structure material again; Should have also simultaneously that the even matter of material is single, easy construction, good endurance, fire prevention water resistance are good, resistance to deformation and the non-leakage over-all properties that do not ftracture, with guarantee for reach building energy conservation 50% with 65% and more than target a kind of suitable self-thermal insulation material is provided.
Embodiment
Be easy to understand and understand in order to make technique means of the present invention, creation characteristic, workflow, method of use reach purpose and effect,, further set forth the present invention below in conjunction with specific embodiment.
Embodiment one
Material is formed: high-performance cement or high-effective concrete adulterant 60 weight parts, aggregate 35 weight parts respectively 50% constitute air entrapment agent 0.5 weight part, calcium oxide expansion agents 2 weight parts, waterproofing agent of organosilicon 0.1 weight part by slag and expanded perlite granule.Add water 210kg/m3, total churning time 4 minutes, extrusion molding, natural curing gets final product.
The performance of self-thermal insulation material maintenance in the time of 7 days of this embodiment is following: unit dry weight 750 kg/m3, and thermal conductivity 0.11w/m.k. ultimate compression strength 7.8MPa, water-intake rate 6.5% in 24 hours, linear contractive quotiety, 0.03%.
Embodiment two
Material is formed: high-performance cement or high-effective concrete adulterant 60 weight parts, aggregate 35 weight parts respectively 50% constitute air entrapment agent 0.5 weight part, calcium sulphoaluminate class swelling agent 2 weight parts, waterproofing agent of organosilicon 0.1 weight part by expanded perlite granule and leca.Add water 190kg/m3, total churning time 4 minutes, extrusion molding, natural curing.
The performance of self-thermal insulation material maintenance in the time of 7 days of this embodiment is following: unit dry weight 850 kg/m3, and thermal conductivity 0.12w/m.k. ultimate compression strength 11.2MPa, water-intake rate 5.6% in 24 hours, linear contractive quotiety, 0.03%.
Embodiment three
Material is formed: high-performance cement or high-effective concrete adulterant 84 weight parts; Aggregate 12 weight parts; Each 50% constitutes air entrapment agent 0.5 weight part, calcium oxide expansion agents 3 weight parts by expansion polyphenyl particle and expanded perlite granule; Waterproofing agent of organosilicon 0.1 weight part, Vestolen PP 7052 anti-crack fiber 0.4 weight part.Add water 230kg/m3, total churning time 4 minutes, extrusion molding, natural curing.
The performance of self-thermal insulation material maintenance in the time of 7 days of this embodiment is following: unit dry weight 500 kg/m3, and thermal conductivity 0.09w/m.k. ultimate compression strength 5.1MPa, water-intake rate 4.5% in 24 hours, linear contractive quotiety, 0.05%.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification sheets just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (6)
1. a self-insulation wall material is characterized in that, material mixture ratio is: high-performance cement or high-effective concrete adulterant 30 ~ 90 weight parts; Aggregate 5 ~ 40 weight parts; Air entrapment agent 0.1 ~ 5 weight part, swelling agent 0 ~ 8 weight part, water-resisting agent 0 ~ 2 weight part, anti-crack fiber 0 ~ 20 weight part.
2. a kind of self-insulation wall material according to claim 1; It is characterized in that; Described aggregate has lightweight and heavy weight aggregates; Aglite is: slag, haydite, pearlstone, expansion vitrification pearl, expanded vermiculite, expansion chainotte, foam grain, waste and old gas concrete particle, heavy weight aggregates are natural and artificial sand, waste and old concrete slag and brick slag, slag, other chemical metallurgy slag, aggregate size 0.1-4.75mm.
3. a kind of self-insulation wall material according to claim 1 is characterized in that, described air entrapment agent is AS, aliphatic alcohol sulfate, rosin based, saponin class, animal proteinum and plant proteins, other synthetic type air entrapment agent.
4. a kind of self-insulation wall material according to claim 1 is characterized in that, described swelling agent is one or more in calcium oxide, calcium sulphoaluminate class, the Sulfates swelling agent.
5. a kind of self-insulation wall material according to claim 1 is characterized in that, described water-resisting agent is modification stearates, silicone based water-resisting agent.
6. a kind of self-insulation wall material according to claim 1 is characterized in that, described anti-crack fiber is one or more in polypropylene fibre, alkaline-resisting glass, mineral wool, the rock wool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012102765846A CN102795818A (en) | 2012-08-06 | 2012-08-06 | Self-insulation wall material |
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| CN2012102765846A CN102795818A (en) | 2012-08-06 | 2012-08-06 | Self-insulation wall material |
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| CN102795818A true CN102795818A (en) | 2012-11-28 |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103664071A (en) * | 2013-11-11 | 2014-03-26 | 宁波市鄞州创慧环保科技有限公司 | Self-insulation concrete |
| CN104326765A (en) * | 2014-10-21 | 2015-02-04 | 武汉轻工大学 | Nano-modified heat-insulation sound-insulation fire-proof pulverized fuel ash material and preparation method thereof |
| CN104402343A (en) * | 2014-11-26 | 2015-03-11 | 常州大学 | Recycled aggregate surface mortar for thermal insulating block wall |
| CN104628336A (en) * | 2015-02-10 | 2015-05-20 | 宁波高新区巴艺新材料科技有限公司 | Anionic building thermal-insulation material |
| CN104926260A (en) * | 2014-03-18 | 2015-09-23 | 连云港松彬建筑材料有限公司 | Inorganic fire-proof light aggregate expanded perlite heat retaining board and preparation method thereof |
| CN106316301A (en) * | 2016-08-30 | 2017-01-11 | 昆明理工大学 | Lightweight wall material prepared with steel slag and foamed plastic particles and method |
| CN106497157A (en) * | 2016-10-18 | 2017-03-15 | 盐城工学院 | Potassium magnesium phosphate cement base fire-resistant coating for steel structure and preparation method thereof, using method |
| CN107188470A (en) * | 2017-06-22 | 2017-09-22 | 合肥励仙电力工程有限公司 | A kind of insulation material for being used to decorate and preparation method thereof |
| CN107188606A (en) * | 2017-07-15 | 2017-09-22 | 芜湖乾凯材料科技有限公司 | A kind of environment-protection fiber compound insulating material and its processing method |
| CN107235685A (en) * | 2017-06-21 | 2017-10-10 | 浙江昇大节能建材科技有限公司 | Self heat insulation wall lightweight concrete |
| CN108178600A (en) * | 2018-01-09 | 2018-06-19 | 辽宁大学 | It is a kind of can quick porous light steel slag concrete of planting and preparation method thereof |
| CN106316301B (en) * | 2016-08-30 | 2019-07-16 | 昆明理工大学 | A kind of light wall material and method using steel slag and foam grain preparation |
| CN110698091A (en) * | 2019-10-29 | 2020-01-17 | 山东大学 | Iron aluminate light heat-insulating wall material based on industrial solid wastes and preparation method thereof |
| CN113563030A (en) * | 2021-08-18 | 2021-10-29 | 广州中创建筑科技有限公司 | Concrete for external wall insulation |
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| CN101306938A (en) * | 2008-07-10 | 2008-11-19 | 南昌博康特建筑材料有限公司 | Hydrophobic thermal insulation and anti-cracking mortar for external wall and method for preparing same |
| CN102408214A (en) * | 2011-08-22 | 2012-04-11 | 天津市贝乐建筑材料有限公司 | Heat insulation mortar and outer wall construction technology based on the same |
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2012
- 2012-08-06 CN CN2012102765846A patent/CN102795818A/en active Pending
Patent Citations (2)
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| CN101306938A (en) * | 2008-07-10 | 2008-11-19 | 南昌博康特建筑材料有限公司 | Hydrophobic thermal insulation and anti-cracking mortar for external wall and method for preparing same |
| CN102408214A (en) * | 2011-08-22 | 2012-04-11 | 天津市贝乐建筑材料有限公司 | Heat insulation mortar and outer wall construction technology based on the same |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103664071A (en) * | 2013-11-11 | 2014-03-26 | 宁波市鄞州创慧环保科技有限公司 | Self-insulation concrete |
| CN103664071B (en) * | 2013-11-11 | 2015-06-17 | 宁波市鄞州创慧环保科技有限公司 | Self-insulation concrete |
| CN104926260A (en) * | 2014-03-18 | 2015-09-23 | 连云港松彬建筑材料有限公司 | Inorganic fire-proof light aggregate expanded perlite heat retaining board and preparation method thereof |
| CN104326765A (en) * | 2014-10-21 | 2015-02-04 | 武汉轻工大学 | Nano-modified heat-insulation sound-insulation fire-proof pulverized fuel ash material and preparation method thereof |
| CN104326765B (en) * | 2014-10-21 | 2016-02-24 | 武汉轻工大学 | The thermal insulation of nano modification flyash, sound insulation, fire-retardant material and preparation method thereof |
| CN104402343A (en) * | 2014-11-26 | 2015-03-11 | 常州大学 | Recycled aggregate surface mortar for thermal insulating block wall |
| CN104628336A (en) * | 2015-02-10 | 2015-05-20 | 宁波高新区巴艺新材料科技有限公司 | Anionic building thermal-insulation material |
| CN104628336B (en) * | 2015-02-10 | 2016-11-23 | 宁波高新区巴艺新材料科技有限公司 | Anion building thermal insulation material |
| CN106316301A (en) * | 2016-08-30 | 2017-01-11 | 昆明理工大学 | Lightweight wall material prepared with steel slag and foamed plastic particles and method |
| CN106316301B (en) * | 2016-08-30 | 2019-07-16 | 昆明理工大学 | A kind of light wall material and method using steel slag and foam grain preparation |
| CN106497157A (en) * | 2016-10-18 | 2017-03-15 | 盐城工学院 | Potassium magnesium phosphate cement base fire-resistant coating for steel structure and preparation method thereof, using method |
| CN107235685A (en) * | 2017-06-21 | 2017-10-10 | 浙江昇大节能建材科技有限公司 | Self heat insulation wall lightweight concrete |
| CN107188470A (en) * | 2017-06-22 | 2017-09-22 | 合肥励仙电力工程有限公司 | A kind of insulation material for being used to decorate and preparation method thereof |
| CN107188606A (en) * | 2017-07-15 | 2017-09-22 | 芜湖乾凯材料科技有限公司 | A kind of environment-protection fiber compound insulating material and its processing method |
| CN108178600A (en) * | 2018-01-09 | 2018-06-19 | 辽宁大学 | It is a kind of can quick porous light steel slag concrete of planting and preparation method thereof |
| CN110698091A (en) * | 2019-10-29 | 2020-01-17 | 山东大学 | Iron aluminate light heat-insulating wall material based on industrial solid wastes and preparation method thereof |
| CN110698091B (en) * | 2019-10-29 | 2021-04-13 | 山东大学 | Iron aluminate light heat-insulating wall material based on industrial solid wastes and preparation method thereof |
| CN113563030A (en) * | 2021-08-18 | 2021-10-29 | 广州中创建筑科技有限公司 | Concrete for external wall insulation |
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Application publication date: 20121128 |