CN103469906B - Insulation material and manufacture method thereof and wall body structure - Google Patents

Insulation material and manufacture method thereof and wall body structure Download PDF

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Publication number
CN103469906B
CN103469906B CN201310454199.0A CN201310454199A CN103469906B CN 103469906 B CN103469906 B CN 103469906B CN 201310454199 A CN201310454199 A CN 201310454199A CN 103469906 B CN103469906 B CN 103469906B
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fibre
insulation material
basalt fibre
basalt
viscose
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CN103469906A (en
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陈锐
向晓君
花卷千秋
于鑫
许强
付小栓
邹伟
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3M China Ltd
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3M China Ltd
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Abstract

The present invention provides a kind of insulation material, and wherein, this insulation material includes there is space between basalt fibre adhered to one another, and described basalt fibre.The present invention also provides for a kind of wall body structure including described insulation material and the manufacture method of described insulation material.Owing to there is space between basalt fibre, therefore basalt fibre has lighter weight, when described insulation material is for the wall thermal insulating of building, can be easily installed on the body of wall of building.

Description

Insulation material and manufacture method thereof and wall body structure
Technical field
The present invention relates to construction material, in particular it relates to a kind of insulation material and this manufacture The manufacture method of material and a kind of wall body structure including described insulation material.
Background technology
In order to save the energy, on the body of wall of building, generally set up one layer of heat conductivity relatively low Insulation material.Conventional insulation material is rock cotton board, glass mat etc..Rock cotton board is by profound The inorfils such as military rock fiber, rock wool fibers use binding agent bonding to be enough compacted be formed, and glass Fiber felt is then to be formed by glass fibre compacting, so either rock cotton board or glass mat All there is bigger weight, be not easy to install.
Therefore, a kind of easy-to-install insulation material how is provided to become this area urgently to be resolved hurrily Technical problem.
Summary of the invention
It is an object of the invention to provide one and include this thermal insulating material for insulation material, one The wall body structure of material and the manufacture method of described insulation material, described insulation material has lighter Weight and preferably heat-insulating property, can be easily mounted on the body of wall of building.
As one aspect of the present invention, it is provided that a kind of insulation material, wherein, this thermal insulating material Material includes there is space between basalt fibre adhered to one another, and described basalt fibre.
Preferably, the density of described insulation material is at 13kg/m3To 17kg/m3Between.
Preferably, described insulation material also includes viscose fibre, and described viscose fibre is by described Basalt fibre is bonded together.
Preferably, the percentage by weight of described basalt fibre is 50% to 90%.
Preferably, the percentage by weight of described basalt fibre is 70% to 90%.
As another aspect of the present invention, it is provided that a kind of wall body structure, wherein, this body of wall Structure includes body of wall main body, heat-insulation layer and the confining bed set gradually from inside to outside, described insulation The above-mentioned insulation material that layer is provided by present specification is made.
A kind of manufacture method of insulation material, wherein, this manufacture method includes:
S1, prepare the presoma of insulation material, this presoma comprises basalt fibre;
S2, the described basalt fibre in described presoma is made to be bonded together, to obtain State and there is space between insulation material, and described basalt fibre.
Preferably, described step S1 includes:
S11, described basalt fibre is uniformly mixed with viscose fibre;
S12, described basalt fibre is become with the homogeneous mixture air-flow of described viscose fibre Net, to obtain described presoma.
Preferably, in described presoma, the percentage by weight of described basalt fibre is 50% To 90%, the percentage by weight of described viscose fibre is 10% to 50%.
Preferably, the diameter of every described basalt fibre is between 10 μm to 20 μm;With / or the length of every described basalt fibre between 30mm to 70mm.
Preferably, described viscose fibre includes sandwich layer and is coated with the cortex of this sandwich layer, described skin The fusing point of layer is less than the fusing point of described sandwich layer.
Preferably, the cortex of described viscose fibre includes polyethylene, the core of described viscose fibre Layer includes polypropylene;Or the sandwich layer of described viscose fibre includes polyethylene terephthalate, The cortex of described viscose fibre includes polyethylene.
Preferably, the diameter of every described viscose fibre is between 10 μm to 20 μm;With/ Or the length of every described viscose fibre is between 30mm to 70mm.
Preferably, described step S11 includes:
S111, by described basalt fibre and the thick shredding of described viscose fibre, so that described profound Military rock fiber and the fine micro-preliminary mixing of described bonding;
S112, initial mixture to described basalt fibre Yu described viscose fibre carry out essence Shredding, so that described basalt fibre is mixed homogeneously with described viscose fibre.
Preferably, described step S12 includes the described Black Warrior that will obtain after described step S112 The homogeneous mixture feeding random web-laying equipment of rock fiber and described viscose fibre, with obtain described before Drive body.
Preferably, described step S2 includes heating described presoma, so that described bonding fibre The cortex of dimension melts, thus is bonded together by described basalt fibre.
Preferably, in described step S2, the heating-up temperature of described presoma is less than described The fusing point of sandwich layer.
Owing to there is space between basalt fibre, therefore basalt fibre has lighter weight Amount, when described insulation material is for the wall thermal insulating of building, can be easily installed to On the body of wall of building.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the one of description Part, is used for explaining the present invention together with detailed description below, but is not intended that this The restriction of invention.In the accompanying drawings:
Fig. 1 is the flow chart of the manufacture method of insulation material provided by the present invention;
Fig. 2 is the flow chart of step S1 in the manufacture method shown in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.Should manage Solving, detailed description of the invention described herein is merely to illustrate and explains the present invention, not For limiting the present invention.
As one aspect of the present invention, it is provided that a kind of insulation material, wherein, this thermal insulating material Material includes there is space between basalt fibre adhered to one another, and described basalt fibre.
Owing to there is space between basalt fibre, therefore basalt fibre has lighter weight Amount, when described insulation material is for the wall thermal insulating of building, can be easily installed to On the body of wall of building.
When insulation material being arranged on wall outer side and being used as heat-insulation layer, need at insulation material Outside one layer of confining bed is set.Basalt fibre itself has the fire-retardant and effect of insulation, and It is closed the air that layer is enclosed in the space in described insulation material and still can play insulation Effect, therefore, insulation material provided by the present invention has preferable heat-insulating property.
It should be appreciated that " there is space between basalt fibre " described herein refers to Stable three-dimensional porous structure is there is, i.e. described space has three-dimensional side between basalt fibre To size.
Additionally, due to basalt fibre is bonded to each other, thus decrease in installation profound The amount of the inorganic dust produced during military rock fiber, improves the behaviour of installer to a certain extent Make safety.
Preferably, the density of described insulation material is at 13kg/m3To 17kg/m3Between.And And, the grammes per square metre of described insulation material is between 400 grams every square metre to 500 gram every square metre. And the density by the rock cotton board of basalt fibre compacting is 150kg/m3To 180kg/m3, It follows that insulation material provided by the present invention deadweight is the least, it is very beneficial for installing.
In the present invention, by various forms of binding agents, basalt fibre can be bonded in Together, if the space that may insure that between basalt fibre.Preferably, described insulation Material can also include that described basalt fibre is bonded in one by viscose fibre, described viscose fibre Rise.Viscose fibre has the effect connecting many basalt fibres in space, such that it is able to more Guarantee well the space between basalt fibre.
Fire resistance in order to ensure described insulation material, it is preferable that described basalt fibre Percentage by weight can be 50% to 99%.
It is further preferred that the percentage by weight of described basalt fibre can be 70% to 99%。
As another aspect of the present invention, it is provided that a kind of wall body structure, wherein this body of wall knot Structure includes body of wall main body, heat-insulation layer and the confining bed set gradually from inside to outside, described heat-insulation layer It is made up of above-mentioned insulation material provided by the present invention.
It should be appreciated that the noun of locality used " inside and outside " refers to use described body of wall herein " inside and outside " of the building of structure.
Heat-insulation layer is arranged in the space of body of wall main body and confining bed composition, thus prevents guarantor The flowing of the air in adiabator so that in the space between basalt fibre and basalt fibre The air being full of can play the effect of insulation jointly.
In the present invention, described confining bed can be concrete layer, it is possible to use concrete Confining bed is arranged on the outside of heat-insulation layer by cementation.Likewise it is possible to utilize concrete to incite somebody to action Described heat-insulation layer is bonded in described body of wall main body.
As another aspect of the present invention, it is provided that the manufacture method of a kind of insulation material, its In, this manufacture method includes:
S1, prepare the presoma of insulation material, this presoma comprises basalt fibre;
S2, the described basalt fibre in described presoma is made to be bonded together, to obtain State and there is space between insulation material, and described basalt fibre.
In manufacture method provided by the present invention, both can form basalt in step sl Space between fiber (that is, in described presoma, between basalt fibre already formed with Space), it is also possible to form the space between described basalt fibre in step s 2.Such as, Foaming agent can be added in the binding agent of bonding basalt fibre, form basalt by foaming Space between fiber.
In the present invention, the binding agent of bonding basalt fibre is not had special requirement, As long as basalt fibre can be bonded together, and ensure that the gap between basalt fibre is i.e. Can.
As one embodiment of the present invention, it is possible to use viscose fibre is by basalt fibre Being bonded together, viscose fibre herein has not only acted as the effect of binding agent, but also plays Support basalt fibre, make interstitial effect between basalt fibre.In this situation Under, described step S1 may include that
S11, described basalt fibre is uniformly mixed with viscose fibre;
S12, described basalt fibre is made to become with the homogeneous mixture air-flow of described viscose fibre Net, to obtain described presoma.
It should be appreciated that random web-laying equipment can be utilized to complete step S12.To uniformly mix Basalt fibre and viscose fibre feeding random web-laying equipment in carry out air lay.As above Described, in the presoma that step S12 air lay is formed, formed between basalt fibre Three-dimensional space.
More fluffy through the presoma of random web-laying equipment, and it has been provided with described insulation The preliminary form (i.e., there is certain length, width and thickness) of material.Due to front The size driving body is almost identical with final insulation material shape, therefore, it can utilize baking oven pair Described presoma heats.
Preferably, in described presoma, the percentage by weight of described basalt fibre is 50% To 90%, the percentage by weight of described viscose fibre is 10% to 50%.Basalt content is more Many, then anti-flammability and heat insulating ability are the best, and viscose fibre is the most, then the final described guarantor obtained The intensity of adiabator is the biggest.
During it should be appreciated that utilize viscose fibre as binding agent, need in step s 2 Described presoma is heated, so that the top layer of described viscose fibre is melted, thus by the Black Warrior Rock fibres bond is together.
Herein, described viscose fibre can be dacron fibre, polylactic acid The fusing points such as the fiber low-melting fiber less than 130 DEG C.
Generally, the diameter of every basalt fibre can be between 10 μm to 20 μm;With/ Or the length of every described basalt fibre can be between 30mm to 70mm.
As mentioned above it is possible, when utilizing viscose fibre as binding agent, this viscose fibre Top layer is melted, and core does not melt, thus both can be bonded together by basalt fibre, again Basalt fibre can be supported, make to be formed between basalt fibre space.
To achieve these goals, it is preferable that described viscose fibre can include sandwich layer and bag Covering the cortex of this sandwich layer, the fusing point of described cortex is less than the fusing point of described sandwich layer.
Heating-up temperature when carrying out step S2 is higher than the fusing point of described cortex, less than described sandwich layer Fusing point.
The cortex of described viscose fibre includes that polyethylene, the sandwich layer of described viscose fibre include gathering Propylene (described viscose fibre can be polyethylene/polypropylene double-component ES fiber);Or institute The sandwich layer stating viscose fibre includes polyethylene terephthalate, the cortex bag of described viscose fibre Include polyethylene.Again or, the cortex of described viscose fibre includes low melting point poly terephthalic acid second Diester, the sandwich layer of described viscose fibre includes polyethylene terephthalate.
In order to play the effect preferably supporting basalt fibre, every described viscose fibre Diameter is between 10 μm to 20 μm;And/or the length of every described viscose fibre is at 30mm Between 70mm.The length of viscose fibre approximates with the length of basalt fibre, such that it is able to Guarantee that viscose fibre forms enough spaces between basalt fibre.
In order to described viscose fibre is mixed homogeneously with described basalt fibre, it is preferable that institute State step S11 may include that
S111, by described basalt fibre and the thick shredding of described viscose fibre, so that described profound Military rock fiber tentatively mixes with described viscose fibre;
S112, initial mixture to described basalt fibre Yu described viscose fibre carry out essence Shredding, so that described basalt fibre is mixed homogeneously with described viscose fibre.
Opener can be utilized to carry out described step S111, and therefore step S111 can also be by It is referred to as the step of thick shredding.Generally, in commercially available basalt fibre, many basalt Fiber bunchy adhered to one another, in commercially available bond fibre, many viscose fibre bondings Bunchy.The purpose carrying out step S111 is bundles of basalt fibre and bundles of bonding Fiber opening becomes less fibre bundle, and makes basalt fibre and viscose fibre tentatively mix, and Remove impurity present in basalt fibre or bond fibre.In step S111, shredding The frequency of roller can be arranged between 30Hz to 40Hz.
Carry out basalt fibre and viscose fibre that the purpose of step S112 is to make tentatively to mix Mix more uniform.In step S112, plucker roller frequency can be arranged on 40HZ to 50HZ In the range of.Basalt fibre after step S111 and step S112 and bonding In the mixture of fiber, between basalt fibre, have existed for gap.
In described step S2, can described presoma be put in baking oven, to described forerunner Body blows hot blast so that the cortex of viscose fibre melts, so that basalt fibre is bonded together, Form described insulation material.
As mentioned above it is possible, in described step S2, low to the heating-up temperature of described presoma Fusing point in described sandwich layer.
Presoma is sent in baking oven, in baking oven, be blown into hot blast, utilize the temperature of hot blast to melt Change the cortex temperature of viscose fibre, described insulation material may finally be obtained.Can be according to forerunner The length of the size Selection baking oven of body and the linear velocity of hot blast, according to viscose fibre in presoma Cortex fusing point select hot blast temperature.As mentioned above it is possible, the temperature of hot blast should be above gluing Tie the cortex fusing point of fiber and be less than the sandwich layer fusing point of viscose fibre.
After step S2, can carry out cutting winding according to required fabric width.
Embodiment 1
Weigh basalt fibre that 1.5kg specification is 10 μ m 60mm and 1.5kg specification is The polyethylene terephthalate of 10 μ m 51mm/low melting point polyethylene terephthalate is double Component ES fiber (that is, the cortex of viscose fibre is low melting point polyethylene terephthalate, Sandwich layer is polyethylene terephthalate) as viscose fibre.
Opener is utilized to carry out thick shredding, shredding after basalt fibre and viscose fibre being mixed Roller frequency is 30Hz, to obtain the preliminary mixing of basalt fibre and viscose fibre.Utilize essence Opener carries out essence shredding to described initial mixture, and plucker roller frequency is 50Hz, it is thus achieved that profound Military rock fiber and the homogeneous mixture of viscose fibre.Described homogeneous mixture is fed air lay Machine carries out air lay, obtains the presoma of insulation material.Wherein, random web-laying equipment feed Entering roller rotating speed is 0.3m/min, and the rotating speed of the shredding licker-in of random web-laying equipment is 1300r/min, The air-flow rotation speed of fan of random web-laying equipment is 1800r/min, and the thickness of the presoma obtained is 30mm.Presoma is put into the baking oven of a length of 8m, is blown into the hot blast of 130 DEG C, hot blast Linear velocity be 2m/min, obtain insulation material.Now the density of material is 13.4kg/m3
The described insulation material of 50cm × 50cm × 3mm is recorded according to GB/T1104-2008 Heat conductivity be 0.0457W/m*k, thermal resistance is 0.657m2* k/W, according to GB8624-1997 It is 55% that test obtains the w residual after the calcining of described insulation material.It follows that it is described Insulation material has good heat-insulating property and good fire resistance.
Embodiment 2
Weighing the basalt fibre that 2.1kg specification is 15 μ m 60mm, 0.8kg specification is 15 μ m 51mm polyethylene terephthalate/polyethylene bicomponent fibers are as viscose fibre (that is, the cortex of viscose fibre is polyethylene, and sandwich layer is polyethylene terephthalate), presses Preparing insulation material according to the method in embodiment 1, the density of the most described insulation material is 14.8kg/m3, difference is, during thick shredding, the frequency of the plucker roller of opener is 35Hz, During essence shredding, the frequency of the plucker roller of opener is 40Hz.According to the test side in embodiment 1 The heat conductivity of the described insulation material that method records 50cm × 50cm × 3mm is 0.0399 W/m*k, thermal resistance is 0.657m2* k/W, the w residual after calcining is 78%.
Embodiment 3
Weighing the basalt fibre that 2.7kg specification is 20 μ m 60mm, 0.3kg specification is (that is, the cortex of viscose fibre is poly-to 20 μ m 51mm polypropylene, polyethylene bicomponent fibers Ethylene, sandwich layer is polypropylene), as viscose fibre, prepare according to the method in embodiment 1 and protect Adiabator, the density of the most described insulation material is 16.7kg/m3, difference is, slightly During shredding, the frequency of the plucker roller of opener is 40Hz, the plucker roller of opener during essence shredding Frequency is 35Hz.50cm × 50cm × 3mm is recorded according to the method for testing in embodiment 1 The heat conductivity of described insulation material be 0.0399W/m*k, thermal resistance is 0.657m2* k/W, W residual after calcining is 78%.
It is understood that the principle that is intended to be merely illustrative of the present of embodiment of above and use Illustrative embodiments, but the invention is not limited in this.For the ordinary skill in this area For personnel, without departing from the spirit and substance in the present invention, can make various modification and Improving, these modification and improvement are also considered as protection scope of the present invention.

Claims (13)

1. an insulation material, it is characterised in that this insulation material includes adhered to one another profound There is space in force, described insulation material also includes gluing between rock fiber, and described basalt fibre Knot fiber, described basalt fibre is bonded together by described viscose fibre, described viscose fibre Including sandwich layer and the cortex of this sandwich layer of cladding, the fusing point of described cortex melting less than described sandwich layer Point.
Insulation material the most according to claim 1, it is characterised in that described thermal insulating material The density of material is at 13kg/m3To 17kg/m3Between.
Insulation material the most according to claim 1, it is characterised in that described basalt The percentage by weight of fiber is 50% to 90%.
Insulation material the most according to claim 3, it is characterised in that described basalt The percentage by weight of fiber is 70% to 90%.
5. a wall body structure, it is characterised in that this wall body structure includes the most successively Body of wall main body, heat-insulation layer and the confining bed arranged, described heat-insulation layer is by Claims 1-4 Insulation material described in middle any one is made.
6. the manufacture method of an insulation material, it is characterised in that this manufacture method includes:
S1, prepare the presoma of insulation material, this presoma comprises basalt fibre, bag Include:
S11, described basalt fibre is uniformly mixed with viscose fibre, described bonding Fiber includes sandwich layer and is coated with the cortex of this sandwich layer, and the fusing point of described cortex is less than described The fusing point of sandwich layer;
S12, make the homogeneous mixture gas of described basalt fibre and described viscose fibre Stream becomes net, to obtain described presoma;
S2, the described basalt fibre in described presoma is made to be bonded together, to obtain State and there is space between insulation material, and described basalt fibre.
Manufacture method the most according to claim 6, it is characterised in that described forerunner In body, the percentage by weight of described basalt fibre is 50% to 90%, described viscose fibre Percentage by weight be 10% to 50%.
Manufacture method the most according to claim 6, it is characterised in that every described profound The diameter of military rock fiber is between 10 μm to 20 μm;With,
The length of every described basalt fibre is between 30mm to 70mm.
Manufacture method the most according to claim 6, it is characterised in that described bonding is fine The cortex of dimension includes that polyethylene, the sandwich layer of described viscose fibre include polypropylene;Or it is described viscous The sandwich layer of knot fiber includes that polyethylene terephthalate, the cortex of described viscose fibre include gathering Ethylene.
Manufacture method the most according to claim 9, it is characterised in that described in every The diameter of viscose fibre is between 10 μm to 20 μm;With,
The length of every described viscose fibre is between 30mm to 70mm.
11. manufacture methods according to claim 6, it is characterised in that described step S11 includes:
S111, by described basalt fibre and the thick shredding of described viscose fibre, so that described profound Military rock fiber and described viscose fibre tentatively mix;
S112, initial mixture to described basalt fibre Yu described viscose fibre carry out essence Shredding, so that described basalt fibre is mixed homogeneously with described viscose fibre.
12. according to the manufacture method described in any one in claim 6 to 11, its feature Being, described step S2 includes heating described presoma, so that the skin of described viscose fibre Melting layer, thus described basalt fibre is bonded together.
13. manufacture methods according to claim 12, it is characterised in that in described step In rapid S2, to the heating-up temperature of described presoma less than the fusing point of described sandwich layer.
CN201310454199.0A 2013-09-29 Insulation material and manufacture method thereof and wall body structure Active CN103469906B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101935159A (en) * 2009-06-29 2011-01-05 厦门市榕薪环保设备有限公司 Method for producing cellucotton by using fly ash
CN102174973A (en) * 2011-02-28 2011-09-07 成都亚恩科技实业有限公司 Heat preservation and insulation felt material and preparation method thereof
CN102181089A (en) * 2011-04-08 2011-09-14 中国矿业大学 Basalt fiber filled ultrahigh molecular weight polyethylene composite material and preparation method thereof
CN102329080A (en) * 2011-07-01 2012-01-25 重庆再升科技股份有限公司 Production method for basalt fiber materials
CN102330287A (en) * 2011-09-21 2012-01-25 无锡市明江保温材料有限公司 Method for preparing nanopore composite heat insulation materials
CN102505344A (en) * 2011-11-30 2012-06-20 山东新力环保材料有限公司 Basalt needling thermal insulation material and manufacturing process thereof
CN103059406A (en) * 2011-10-19 2013-04-24 辽宁辽杰科技有限公司 Bidirectional continuous basalt fiber reinforced thermoplastic resin composite sheet material and preparation method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101935159A (en) * 2009-06-29 2011-01-05 厦门市榕薪环保设备有限公司 Method for producing cellucotton by using fly ash
CN102174973A (en) * 2011-02-28 2011-09-07 成都亚恩科技实业有限公司 Heat preservation and insulation felt material and preparation method thereof
CN102181089A (en) * 2011-04-08 2011-09-14 中国矿业大学 Basalt fiber filled ultrahigh molecular weight polyethylene composite material and preparation method thereof
CN102329080A (en) * 2011-07-01 2012-01-25 重庆再升科技股份有限公司 Production method for basalt fiber materials
CN102330287A (en) * 2011-09-21 2012-01-25 无锡市明江保温材料有限公司 Method for preparing nanopore composite heat insulation materials
CN103059406A (en) * 2011-10-19 2013-04-24 辽宁辽杰科技有限公司 Bidirectional continuous basalt fiber reinforced thermoplastic resin composite sheet material and preparation method thereof
CN102505344A (en) * 2011-11-30 2012-06-20 山东新力环保材料有限公司 Basalt needling thermal insulation material and manufacturing process thereof

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