CN102767246A - Soundproof and insulation materials, soundproof and insulation layer as well as preparation method and application thereof - Google Patents
Soundproof and insulation materials, soundproof and insulation layer as well as preparation method and application thereof Download PDFInfo
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- CN102767246A CN102767246A CN2012102303565A CN201210230356A CN102767246A CN 102767246 A CN102767246 A CN 102767246A CN 2012102303565 A CN2012102303565 A CN 2012102303565A CN 201210230356 A CN201210230356 A CN 201210230356A CN 102767246 A CN102767246 A CN 102767246A
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Abstract
The invention relates to soundproof and insulation materials used in the filed of buildings such as a lift way, an equipment room, garage ceilings, karaoke bars and floor boards, and also relates to a soundproof and insulation layer comprising the material, and a preparation method and application thereof. The soundproof and insulation material comprises a sound-absorbing material main body and a surface coating layer, and the surface coating layer is arranged on the surface of the sound-absorbing material main body and integrated with the sound-absorbing material main body by using adhesives. The soundproof and insulation material can be used for effectively isolating various noises and absorbing various noises conducted through a wall body, the soundproof and insulation material also has a good insulation function, and the application scope is very wide.
Description
Technical field
The present invention relates to a kind of sound-insulating material, sound-insulating layer; Especially; Relate to a kind of sound-insulating material that building fields such as elevator hoistways, machine room, pump house, garage ceiling, singing-hall, recording studio, floor use that is used for; And the sound-insulating layer that comprises this sound-insulating material, a kind of method of making the sound-insulating layer, and the application of sound-insulating layer in building field.
Background technology
Noise pollution society in modern times becomes increasingly conspicuous, and is usually perplexing people such as the noise of generations such as elevator hoistways, machine room, pump house and garage ceiling.
Wherein noise of elevator is a modal noise in the life, and its noise source is divided into elevator machine room noise and elevator hoistways noise.These noises directly pass body of wall on the one hand and directly outwards disperse, and conduct in the room via body of wall on the other hand.In addition, because the space is narrow and small in the elevator hoistways, and each plane is parallel to each other, and sound wave is prone to mutual superposition and produces standing wave, and noise is amplified.
To these two kinds of noise sources, following several kinds of solutions are arranged in the prior art.
Adopt slabbed construction or open circular hole to solve noise, yet this method exists configuration design comparatively single, the shortcoming lower to the absorptive capacity of noise on the plate surface.
Adopt the technical scheme of abatvoix, and in practical operation, be scattered, need attach layer of non-woven fabric entrant sound fabric, for example use parcels such as glass plate, plastic sheeting at the plate face in order to prevent abatvoix.Therefore this method is not only produced and the construction technology complicacy, and has influenced the noise reduction and the fireproof performance of abatvoix.
Adopt rock wool, block of glass wool to make sound insulating material, this method first directly is fixed on the hoistway inwall with nylon staple, though this practice low price; But resin can be degraded behind the 3-5; Or under the effect of hoistway blast, material can volatilize, come off, except that losing the sound insulation effect; Also can influence environment, the spittle that produces in addition can aggravate the noise of elevator operation.It two is with lightgage steel joist, gypsum plank or mineral wool abatvoix; And rock wool, glass wool class sound insulating material be plugged within the walls; Though this method can avoid material to come off, cost is very high, according to its price of different process between 160-220 unit; And auxiliary material such as keel, gypsum plank are valuable more than main material, thereby cost is significantly improved.
Summary of the invention
The present invention provides a kind of sound-insulating material, and it comprises sound absorption material main body and surface coating, and surface coating is arranged on the surface of sound absorption material main body, lumps together through adhesive and sound absorption material body junction.
Wherein, the sound absorption material main body is made up of fiberglass needled mat or glass fiber acupuncture board, and its thickness is 10mm-50mm, and density is 60-180kg/m
3, wherein the glass fiber in the sound absorption material main body comprises the glass fiber of two kinds of different-diameters, a kind of is the raw glass fiber of 12-15 μ m for diameter; A kind of is the thin glass fiber of 5-10 μ m for diameter; Said weight mixed proportion thick, thin glass fiber is 30-70: 70-30, and the length of raw glass fiber is 40-80mm, and the length of thin glass fiber is 40-80mm; Raw glass fiber in the said sound absorption material main body and thin glass fiber adopt the unordered staggered mode of interting to combine; Spatially demonstrate omnidirectional three-dimensional micropore structure, wherein the raw glass fiber plays a supportive role in the sound absorption material main body, and thin glass fiber is used for filling up the macrovoid of sound absorption material main body; And the void content of sound absorption material main body is preferably greater than 90% greater than 80%.
Wherein glass fiber adopts thickness to mix the mode of taking and can make fiberglass needled mat or glass fiber acupuncture board even aperture distribution; Can remedy raw glass fiber needled felt hole big with the high shortcoming of thin glass fiber price, and the fiberglass needled mat that obtains or glass fiber acupuncture board Stability Analysis of Structures, soundproof effect are clearly better than the product soundproof effect that a kind of fiber production of use separately obtains.The unordered staggered combination of interting that forms can guarantee that the material in the sound absorption material main body is not scattered, thereby reaches the possibility that no dust, minimizing form human body diseases such as silicosis for example.
Further described the preferred embodiment of sound absorption material main body below.
The thickness of said fiberglass needled mat or glass fiber acupuncture board is preferably between the 20-30mm, most preferably is 20mm.Through comparing with 60mm rock wool class material, in the experimentation, the noise reduction when using fiberglass needled mat or glass fiber acupuncture board is obvious, and index can reach below 37 decibels between its daytime, and night, index can reach below 33 decibels,
Complete compliance with environmental protection requirements.Because the proportional example relation of the cost of fiberglass needled mat or glass fiber acupuncture board and its thickness, through comparing, fiberglass needled mat that 20mm is thick or glass fiber acupuncture board overall target are best.
The diameter of raw glass fiber is preferably 12-14 μ m in said fiberglass needled mat or the glass fiber acupuncture board, most preferably is 13 μ m; The diameter of thin glass fiber is preferably 6-8 μ m, most preferably is 7 μ m.
The preferred 40-70mm of the length of said raw glass fiber, more preferably 55-60mm most preferably is 58mm; The preferred 40-70mm of the length of thin glass fiber, more preferably 55-60mm most preferably is 58mm.Wherein, when the length ratio of raw glass fiber and thin glass fiber is 1: 1, best results.
The weight mixed proportion control of said raw glass fiber and thin glass fiber is preferably 40-60: 60-40, more preferably 45-55: 55-45, most preferably is 46: 54.
The raw glass fiber that uses in the preferred version and the diameter of thin glass fiber, under the influence of not considering other factors, soundproof effect progressively improves, and when the diameter of raw glass fiber be 13 μ m, the best results when diameter of thin glass fiber is 7 μ m.
The raw glass fiber that uses in the preferred version and the length of thin glass fiber, under the influence of not considering other factors, soundproof effect progressively improves, and when the length of raw glass fiber be 58mm, the best results when length of thin glass fiber is 58mm.
The raw glass fiber that uses in the preferred version and the length of thin glass fiber, when the length ratio of raw glass fiber and thin glass fiber is 1: 1, owing to can reduce the difference between the different length fiber, thus further improve the stability of material.
The raw glass fiber that uses in the preferred version and the mixed proportion of thin glass fiber; Under the influence of not considering other factors; Soundproof effect progressively improves; And best results when the weight mixed proportion of raw glass fiber and thin glass fiber is 46: 54 surpasses or is lower than this ratio and all can not make soundproof effect reach the highest.
In addition, for the selection of raw glass fiber and thin glass fiber in the fiberglass needled mat, when selecting the material that satisfies the property requirement for use, the heat insulation noise reduction of material can further promote.
For the hot strength of raw glass fiber and thin glass fiber, higher draw tensile strength can guarantee that the fiberglass needled mat that obtains has the good life-span, satisfies 100-300kg/cm in its hot strength
2The time, reach good effect its application life, especially the hot strength when the raw glass fiber is 100-250kg/cm
2The time, the hot strength of thin glass fiber is 200-300kg/cm
2The time, its application life is best.
Coefficient of thermal conductivity for raw glass fiber and thin glass fiber; Its number range is selected between the 0.0296-0.033W/mK; And; When the raw glass fiber of selecting for use and the coefficient of thermal conductivity of thin glass fiber satisfied following condition, heat insulation effect was better: raw glass fiber: 0.0296-0.030W/mK, thin glass fiber: 0.0299-0.033W/mK.Through with polyphenyl plate, rock wool relatively (coefficient of thermal conductivity of polyphenyl plate and rock wool is more than 0.042W/mK), the raw glass fiber and the thin glass fiber of employing low thermal conductivity except reaching good soundproof effect, can also reach 1.5W/ (m
2K) heat transfer requirement, thus make the fiberglass needled mat or the glass fiber acupuncture board that obtain have good insulation and sound insulation double effects simultaneously.
Elongation rate for raw glass fiber and thin glass fiber; For fiberglass needled mat or the glass fiber acupuncture board that prevents to form is out of shape in stressed back; Glass fiber with good elongation rate has more performance, generally selects the glass fiber of elongation rate between 3-5%, especially when raw glass elongation of fiber rate selection 3.1%; The elongation rate of thin glass fiber is 4.9% o'clock, and its application life is best.
For the density of raw glass fiber and thin glass fiber, the crude fibre of selecting for use and the density of fine fibre are at 2.12-2.54g/cm
3In the time of in the scope, its cost reaches effect preferably.
Further described the preferred embodiment of surface coating below.
For the selection of surface coating, can select aluminium foil cloth, rock wool cloth, Polypropylence Sheet etc. for use.
As preferred version, the thickness of said surface coating is 7-20 μ m, is preferably 10-16 μ m, more preferably 12-15 μ m, most preferably 14 μ m.Show through the contrast experiment; Under the influence of not considering other factors; The surface coating of different-thickness is different with the adhesion of fiberglass needled mat felt; Best results when the thickness of selecting aluminium foil cloth for use is 14 μ m can significantly improve the long service life of sound-insulating material and reduce its manufacturing cost.
When the aluminium foil cloth selected for use; Heat-conducting system at normal temperature is 0.02-0.03W/mK; Light reflectivity >=85% when tensile strength is 50-100MPa, can further improve its adhesion and endurance; Thereby fiberglass needled mat or glass fiber acupuncture board are formed good protective action, prolong its application life.
When selecting rock wool cloth for use, the density of said rock wool cloth is 100-150kg/m
3, the coefficient of thermal conductivity of normal temperature is 0.029-0.045W/mK, selects the rock wool cloth that satisfies this performance parameter for use, can further improve the corrosion resistance of sound absorption material main body, prolongs its application life.
When selecting Polypropylence Sheet for use, can improve its water proofing property and ornamental, make it be applied to more field, for example garage ceiling etc.
Further described the preferred embodiment of adhesive below.
For the selection of adhesive, can select at least a in rubber solvent type adhesive, hot melt adhersive or the resinoid for use.
Wherein rubber solvent type adhesive can be selected good glue of brothers or 401 glue for use; Wherein good glue of brothers and 401 glue all belong to commercially available common adhesive; Use rubber solvent type adhesive when bonding, to improve speed of production, reduce production costs, and the intact accords with production standard of closing of the product that reaches.
Wherein hot melt adhersive can be selected EVA hot melt glue or vinyl hot melt adhersive for use; Use hot melt adhersive can guarantee that the surface coating smooth surface after compound is smooth; Big, airtight, waterproof to tensile strength in length and breadth, good seal performance, and have good weatherability.
Wherein resinoid can be selected thermosetting phenolic resin for use; Use the product resistance to elevated temperatures of resinoid good; High temperature below 200 ℃ can not lost cementability; Can guarantee that also the surface coating smooth surface after compound is smooth, big, waterproof, airtight to pulling force in length and breadth, good seal performance, and have good weatherability.
When actual production is used, can be according to conditions such as the residing environment of product, weather, temperature, select suitable bonding, and the preferred version that just provides of the above-mentioned various adhesives of selecting for use, and should not be construed as limitation of the present invention.
In addition, the sound-insulating material of surface coating and sound absorption material main body formation has good natural hydrophobicity.Through test, this sound-insulating material need not to carry out waterproofing work, and behind the material surface pouring, because the sound-insulating material has nanostructured, water droplet can not be seeped into the sound-insulating material internal, thereby reaches good hydrophobicity.And if this sound-insulating material is cleaned in water, wring out after the taking-up, its shape, performance can't change, this also is that the sound insulating material of other kind does not have in the prior art.
In addition, this sound-insulating material also has good temperature difference resistance, the applied range of this material; Effectively serviceability temperature is between-140 ℃～700 ℃; In ultra-low temperature surroundings and hot environment, for example underground boiler flue is inboard, can reach same heat insulation, noise reduction.
The present invention also provides a kind of sound-insulating layer, and this sound-insulating layer comprises the sound-insulating material of said structure.
The present invention also provides a kind of method for preparing the sound-insulating layer; Above-mentioned sound-insulating material is attached to the surface of pending material; Use bar for line or nylon staple that it closely is fixed on the surface of pending material, and the seam crossing between the sound-insulating material is real with aluminum foil and adhesive tape stickup, envelope, is pressed in the adhesive tape outside with zinc-plated steel mesh then; Can prevent that like this sound-insulating material from drum having taken place, come off on the long-term surface, back of using, and reaches and the effect of constructional materials with the life-span it.
The present invention also provides a kind of sound-insulating material in Application for Field such as elevator hoistways, machine room, pump house, garage ceiling, singing-hall, recording studio, home-use floors.
Beneficial effect: 1, this sound-insulating material can effectively completely cut off various noises, absorbs various noises via body of wall conduction, can reach that index can reach below 37 decibels between its daytime, and night, index can reach below 33 decibels; 2, this sound-insulating material non-toxic evil, nonflammable, resistance to acids and bases and antiageing effect are good, can under various harsh conditions, use; 3, this combines with constructional materials firmly at a distance from single heat insulating material, with the same life-span of building, can not come off; 4, this sound-insulating material uses thick, the mixed of fine fibre to take, not only make in the sound absorption material main body even aperture distribution and hole little, and has remedied the deficiency of the big and fine fibre expensive of crude fibre Nomex hole; 5, this sound-insulating material also has insulation effect; 6, the manufacturing approach of sound-insulating layer is simple, easy construction, quick, but bulk construction, and the slit is little during construction; 7, this sound-insulating material is widely used, and can be used for building engineering fields such as elevator hoistways, machine room, pump house, underground garage ceiling.
Description of drawings
Fig. 1 is the structural representation of sound-insulating material.
Fig. 2 is arranged in the scheme of installation in the elevator hoistways for the sound-insulating layer.
Among the figure: 1-sound absorption material main body, 2-surface coating, 3-aluminum foil and adhesive tape, 4-bar for line, the zinc-plated steel mesh of 5-.
The specific embodiment
Embodiment 1: a kind of sound-insulating material, and as shown in Figure 1, it comprises sound absorption material main body 1 and surface coating 2, surface coating is arranged on the surface of sound absorption material main body, lumps together through adhesive and sound absorption material body junction.
Embodiment 2: a kind of sound-insulating material, and it comprises sound absorption material main body 1 and surface coating 2, surface coating 2 is arranged on the surface of sound absorption material main body 1, lumps together through adhesive and sound absorption material body junction.Wherein, sound absorption material main body 1 is made up of fiberglass needled mat or glass fiber acupuncture board, and its thickness is 10mm-50mm, and density is 60-180kg/m
3Wherein the glass fiber in the sound absorption material main body comprises the glass fiber of two kinds of different-diameters, and a kind of for diameter is the raw glass fiber of 12-15 μ m, a kind of is the thin glass fiber of 5-10 μ m for diameter; Said weight mixed proportion thick, thin glass fiber is 30-70: 70-30; And the length of raw glass fiber is 40-80mm, and the length of thin glass fiber is 40-80mm, and raw glass fiber in the sound absorption material main body and thin glass fiber adopt the unordered staggered mode of interting to combine; Spatially demonstrate omnidirectional three-dimensional micropore structure; Wherein the raw glass fiber plays a supportive role in the sound absorption material main body, and thin glass fiber is used for filling up the macrovoid of sound absorption material main body, and the void content of sound absorption material main body is greater than 80%.And when the void content of sound absorption material main body greater than 90% the time, soundproof effect is superior to void content greater than 80% material.
Embodiment 3: for sound-insulating material among the embodiment 2; Wherein the thickness of sound absorption material main body is 20-30mm; Through comparing with 60mm rock wool class material, in the experimentation, the noise reduction when using fiberglass needled mat or glass fiber acupuncture board is obvious; Index can reach below 37 decibels between its daytime, and night, index can reach below 33 decibels.
Embodiment 4: for sound-insulating material among the embodiment 2, wherein the thickness of sound absorption material main body is elected 20mm as.Through comparing with 60mm rock wool class material, in the experimentation, the noise reduction when using fiberglass needled mat or glass fiber acupuncture board is obvious, and index can reach below 35 decibels between its daytime, and night, index can reach below 31 decibels.
Embodiment 5: for the sound-insulating material of implementing in 2; Wherein the diameter of raw glass fiber is selected from 12-14 μ m in the sound absorption material main body; The diameter of thin glass fiber is selected from 6-8 μ m; Its soundproof effect that reaches is superior to the soundproof effect of the sound-insulating material of embodiment 2, and the noise size reduces about 1 decibel.
Embodiment 6: for the sound-insulating material of implementing in 2, wherein the diameter of raw glass fiber is 13 μ m in the sound absorption material main body; The diameter of thin glass fiber is 7 μ m, and its soundproof effect that reaches is superior to the soundproof effect of the sound-insulating material of embodiment 5, and the noise size reduces about 1 decibel.
Embodiment 7: for the sound-insulating material among the embodiment 2, wherein the length of raw glass fiber is 40-70mm, and the length of thin glass fiber is 40-70mm.Its soundproof effect that reaches is superior to the soundproof effect of the sound-insulating material of embodiment 2, and the noise size reduces about 1 decibel.
Embodiment 8: for the sound-insulating material among the embodiment 2; Wherein the length of raw glass fiber is 55-60mm; The length of thin glass fiber is 5 5-60mm, and its soundproof effect that reaches is superior to the soundproof effect of the sound-insulating material of embodiment 7, and the noise size reduces about 1 decibel.
Embodiment 9: for the sound-insulating material among the embodiment 2; Wherein the length of raw glass fiber is 58mm; The length of thin glass fiber is 58mm, and its soundproof effect that reaches is superior to the soundproof effect of the sound-insulating material of embodiment 8, and the noise size reduces about 1 decibel.
Embodiment 10: for the sound-insulating material among the embodiment 2; Wherein the weight mixed proportion of raw glass fiber and thin glass fiber is 40-60: 60-40; Its soundproof effect that reaches is superior to the soundproof effect of the sound-insulating material of embodiment 2, and the noise size reduces about 1 decibel.
Embodiment 11: for the sound-insulating material among the embodiment 2, the wherein weight of raw glass fiber and thin glass fiber
Mixed proportion is 45-55: 55-45, and its soundproof effect that reaches is superior to the soundproof effect of the sound-insulating material of embodiment 10, and the noise size reduces about 1 decibel.
Embodiment 12: for the sound-insulating material among the embodiment 2; Wherein the weight mixed proportion of raw glass fiber and thin glass fiber is 46: 54; Its soundproof effect that reaches is superior to the soundproof effect of the sound-insulating material of embodiment 11, and the noise size reduces about 0.5 decibel.
Embodiment 13: for the sound-insulating material among the embodiment 2; The hot strength of raw glass fiber and thin glass fiber wherein; Higher draw tensile strength can guarantee that the fiberglass needled mat or the glass fiber acupuncture board that obtain have the good life-span, satisfy 100-300kg/cm in its hot strength
2The time, be superior to the application life of the material of embodiment 2 its application life.
Embodiment 14: for the sound-insulating material among the embodiment 2; The hot strength of raw glass fiber and thin glass fiber wherein; Higher draw tensile strength can guarantee that the fiberglass needled mat or the glass fiber acupuncture board that obtain have the good life-span, when the hot strength of raw glass fiber is 100-250kg/cm
2The time, the hot strength of thin glass fiber is 200-300kg/cm
2The time, be superior to the application life of embodiment 13 its application life.
Embodiment 15: for the sound-insulating material among the embodiment 2, for the coefficient of thermal conductivity of raw glass fiber and thin glass fiber, its number range is selected between the 0.0296-0.033W/mK, and its heat insulation effect further improves, and is superior to the material of embodiment 2.
Embodiment 16: for the sound-insulating material among the embodiment 2; Coefficient of thermal conductivity for raw glass fiber and thin glass fiber; When the raw glass fiber of selecting for use and the coefficient of thermal conductivity of thin glass fiber satisfy following condition; Raw glass fiber: 0.0296-0.030W/mK, thin glass fiber: 0.0299-0.033W/mK, the material heat insulation effect that obtains is superior to the material that embodiment 15 obtains.
Embodiment 17: for the sound-insulating material among the embodiment 2, for the elongation rate of raw glass fiber and thin glass fiber, select the glass fiber of elongation rate between 3-5%, prolong its application life.
Embodiment 18: for the sound-insulating material among the embodiment 2, select 3.1% when raw glass elongation of fiber rate, the elongation rate of thin glass fiber is 4.9% o'clock, is superior to the material that embodiment 17 obtains its application life.
Embodiment 19: for the sound-insulating material among the embodiment 2, for the density of raw glass fiber and thin glass fiber, the crude fibre of selecting for use and the density of fine fibre are at 2.12-2.54g/cm
3In the time of in the scope, its cost and manufacturing process have high cost performance.
Embodiment 20: for the sound-insulating material among the embodiment 2, the thickness of surface coating is 7-20 μ m, and it can reduce the manufacturing cost of heat insulating material, and has good bonding force and application life between assurance and the sound absorption material main body.
Embodiment 21: for the sound-insulating material among the embodiment 2, the thickness of surface coating is 10-16 μ m, and it can reduce the manufacturing cost of heat insulating material, and and the sound absorption material main body between bonding force be superior to adhesion and the application life of embodiment 20.
Embodiment 22: for the sound-insulating material among the embodiment 2, the thickness of surface coating is 12-15 μ m, and it can reduce the manufacturing cost of heat insulating material, and is superior to adhesion and the application life of embodiment 21 with the bonding force of sound absorption material main body.
Embodiment 23: for the sound-insulating material among the embodiment 2, the thickness of surface coating is 14 μ m, and it can reduce the manufacturing cost of heat insulating material, and is superior to adhesion and the application life of embodiment 22 with the bonding force of sound absorption material main body.
Embodiment 24: for the sound-insulating material among the embodiment 2; When the aluminium foil cloth selected for use, and aluminium foil cloth is 0.02-0.03W/mK at the heat-conducting system of normal temperature, light reflectivity >=85%; When tensile strength is 50-100MPa; Can guarantee adhesion and endurance between aluminium foil cloth and the fiberglass needled mat, thereby the sound absorption material main body is formed good protective action, prolong its application life.
Embodiment 25: for the sound-insulating material among the embodiment 2, when selecting rock wool cloth for use, and the density of rock wool cloth is 100-150kg/m
3, the coefficient of thermal conductivity of normal temperature is 0.029-0.045W/mK, selects the rock wool cloth that satisfies this performance parameter for use, can further improve the corrosion resistance of sound absorption material main body, prolongs its application life.
Embodiment 26: for the sound-insulating material among the embodiment 2, when selecting Polypropylence Sheet for use, can improve its water proofing property and ornamental, make it be applied to more field, for example garage ceiling etc.
Embodiment 27: for the sound-insulating material among the embodiment 2, when selecting rubber solvent type adhesive (for example good glue of brothers or 401 glue) for use, can guarantee that surface coating and sound absorption material main body binding speed are fast, reach the requirement of use, and with low cost.
Embodiment 28: for the sound-insulating material among the embodiment 2; When selecting hot melt adhersive for use; Surface coating and sound absorption material main body are bonded together; Can guarantee the material surface smooth after compound, big, airtight, waterproof and good weatherability arranged to tensile strength in length and breadth.
Embodiment 29: for the sound-insulating material among the embodiment 2; When selecting resinoid (for example thermosetting phenolic resin) for use; Surface coating after bonding and sound absorption material main body resistance to elevated temperatures are good; Under 200 ℃ high temperature, can not lose cementability, the material surface smooth after compound is big, airtight, waterproof and have a good weatherability to tensile strength in length and breadth.
Embodiment 30: for embodiment 27-29; When use above-mentioned three kinds of adhesives wherein any one the time; When the bonding force of control surface covering layer and sound absorption material main body is 20-25N/m, and in the scope of this bonding force, can guarantee that surface coating and sound absorption material main body combine closely.
Embodiment 31: the sound-insulating layer that comprises the sound-insulating material that embodiment 1-29 forms.
Embodiment 32: make as the method for the sound-insulating layer of embodiment 30, the sound-insulating material among the embodiment 1-29 is attached to the surface of pending material, use bar for line 4 closely is fixed on it on surface of pending material, and sound insulation
Seam crossing between the heat insulating material is pasted, seals real with aluminum foil and adhesive tape 3, be pressed in the adhesive tape outside with zinc-plated steel mesh 5 then.
Embodiment 33: the sound-insulating layer of embodiment 30 is placed in the building fields such as elevator hoistways, machine room, pump house, garage ceiling, singing-hall, recording studio, home-use floor, thereby makes it reach the effect of sound-insulating.
For the sound-insulating layer among the embodiment; For the thickness of sound absorption material main body wherein, the diameter of raw glass fiber and thin glass fiber, length in the sound absorption material main body, the mixed proportion of raw glass fiber and thin glass fiber in the sound absorption material main body; The effect of its sound insulation to the sound-insulating layer, insulation, aspect such as anti-corrosion has superposition; That is to say, when to above-mentioned parameter be chosen in the preferable range time, its beneficial effect that reaches superposes.
For the sound-insulating layer among the embodiment; Performance parameters such as the hot strength of raw glass fiber and thin glass fiber, heat-conducting system, elongation rate, density wherein; Its beneficial effect to the sound-insulating layer also superposes, and those skilled in the art generally can reasonably adjust according to the needs of performance and cost.
For the sound-insulating layer among the embodiment, only provided several kinds of common surface coatings among the present invention, and those skilled in the art be can select material different for use the time according to actual needs, the effect of its performance also is different.For disclosed several kinds of surface coverage layer materials among the present invention,, select for use the surface coating of suitable performance parameter can further make the sound-insulating layer have better performance through the experiment contrast.
Selection for adhesive; Also be only to have provided several frequently seen adhesive among the present invention; Those skilled in the art can select different adhesives according to actual needs, and the effect that it reaches also is relevant with the selection of adhesive, and several kinds of adhesives of selecting for use all belong to available on market; Representative has the material of generally acknowledged precise meaning; For the various adhesives of selecting for use among the embodiment can so that to the sound-insulating layer have the surface of good smoothness, in length and breadth to good performances such as tensile strength, when selecting the adhesive of other kinds for use, its effect is inferior to this two kinds of adhesives.
Although embodiment of the present invention are open as above; But it is not restricted to listed utilization in manual and the embodiment; It can be applied to various suitable fields of the present invention fully, for being familiar with those skilled in the art, can easily realize other modification; Therefore under the universal that does not deviate from claim and equivalency range and limited, the present invention is not limited to example specific and that illustrate and describe here.
Claims (9)
1. sound-insulating material, it comprises sound absorption material main body and surface coating, surface coating is arranged on the surface of sound absorption material main body, lumps together through adhesive and sound absorption material body junction.
2. sound-insulating material according to claim 1, wherein said sound absorption material main body is made up of fiberglass needled mat or glass fiber acupuncture board, and its thickness is 10mm-50mm, and density is 60-180kg/m
3The glass fiber that wherein uses in the sound absorption material main body comprises the glass fiber of two kinds of different-diameters, and a kind of for diameter is the raw glass fiber of 12-15 μ m, a kind of is the thin glass fiber of 5-10 μ m for diameter; Said weight mixed proportion thick, thin glass fiber is 30-70: 70-30; And the length of raw glass fiber is 40-80mm, and the length of thin glass fiber is 40-80mm, and said raw glass fiber and thin glass fiber adopt the unordered staggered mode of interting to combine; Spatially demonstrate omnidirectional three-dimensional micropore structure; Wherein the raw glass fiber plays a supportive role in the sound absorption material main body, and thin glass fiber is used for filling up the macrovoid of sound absorption material main body, and the void content of the sound absorption material main body that obtains is greater than 80%.
3. sound-insulating material according to claim 2; The thickness of wherein said sound absorption material main body is preferably 20-30mm; The diameter of raw glass fiber is preferably 12-14 μ m in the wherein said sound absorption material main body; The diameter of wherein said thin glass fiber is preferably 6-8 μ m; The preferred 40-70mm of length of raw glass fiber in the wherein said sound absorption material main body, the preferred 40-70mm of the length of said thin glass fiber, the control of the weight mixed proportion of raw glass fiber and thin glass fiber is preferably 40-60: 60-40 in the wherein said sound absorption material main body.
4. sound-insulating material according to claim 2, wherein said surface coating can be selected aluminium foil cloth, rock wool cloth and Polypropylence Sheet for use.
5. sound-insulating material according to claim 4, the thickness of wherein said surface coating are 7-20 μ m.
6. sound-insulating material according to claim 1, wherein said adhesive are selected from a kind of in rubber solvent type adhesive, hot melt adhersive or the resinoid.
7. sound-insulating layer, it comprises the sound-insulating material described in any one of the claim 1-6.
8. method of making the sound-insulating layer; Any described sound-insulating material of claim 1-6 is attached to the surface of pending material; Use bar for line or nylon staple to be fixed on the surface of pending material; And the seam crossing between the sound-insulating material is pasted, seals real with aluminum foil and adhesive tape, be pressed in the aluminum foil and adhesive tape outside with zinc-plated steel mesh then.
9. use the application of the described sound-insulating layer of claim 7 in building fields such as elevator hoistways, machine room, pump house, garage ceiling, singing-hall, recording studio, floor.
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| CN113773124A (en) * | 2020-06-10 | 2021-12-10 | 红河锦东化工股份有限公司 | High-temperature sterilization activation kettle for producing active humic acid organic fertilizer |
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| CN102767246B (en) | 2014-10-01 |
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