CN106633698A - Novel material of sound-absorbing ceiling and preparation method of novel material - Google Patents
Novel material of sound-absorbing ceiling and preparation method of novel material Download PDFInfo
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- CN106633698A CN106633698A CN201611154528.XA CN201611154528A CN106633698A CN 106633698 A CN106633698 A CN 106633698A CN 201611154528 A CN201611154528 A CN 201611154528A CN 106633698 A CN106633698 A CN 106633698A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Abstract
The invention discloses a novel material of a sound-absorbing ceiling and a preparation method of the novel material. The novel material is prepared from the following raw materials in parts by weight: 100-200 parts of regenerated polyester staple fiber, 30-50 parts of acrylic fiber, 30-50 parts of melamine resin, 10-30 parts of epoxy resin, 30-50 parts of sulphate aluminium cement, 30-50 parts of mineral powder, 3-8 parts of rare-earth oxides, 3-8 parts of a flatting agent, 3-5 parts of a stabilizer and 3-5 parts of a dispersing agent. According to the novel material of the sound-absorbing ceiling, the preparation method is simple, the energy consumption is low, the formed material is smooth in surface; and sound is further absorbed by needling holes, so that the sound-absorbing effect of the material is achieved, the novel material is suitable for a super-large room or auditorium for use, and the echo is prevented.
Description
Technical field
The invention belongs to new material technology development field, and in particular to a kind of acoustic ceiling new material and its preparation side
Method.
Background technology
Ceiling is where an Indoor environment top surface.In designing indoors, ceiling can write picture, paint
Beautification indoor environment and pendent lamp, light pipe are installed, ceiling fan, are put in a skylight, fill air-conditioning, the effectiveness of change room lighting and air circulation.
In meeting or domestic applications, ceiling needs to arrange sound-absorbing material or building structure, to avoid big building structure from occurring back
Sound phenomenon.Current sound insulation, sound absorption architectural material effect is poor, does not reach related request.
Regenerated Polyester Staple Fiber is referred to and utilizes waste polyester bottle chip, and spinning waste silk, foam material, lumps does raw material, Waste bottle piece
Through crushing, cleaning, through drying, melting extrusion, spinning, winding, boundling, drawing-off, curling, relax the mixture of various material heat
Sizing, forms the terylene short fiber of different length after cut-out.Length is generally 30 to 150mm Regenerated Polyester Staple Fibers, and fiber number has 2.5D-
The many specifications of 20D, belong to making full use of for regenerated resources.
Patent 201310649143.0 discloses a kind of preparation method of the fire-retardant acoustic ceiling of environment-protecting polyurethane, the party
Method polyester-type isocyanate prepolymer uniformly mixes, so as adhesive with the waste polyurethane rigid foam particle crushed
The fire-retardant acoustic ceiling of environment-protecting polyurethane made by molding afterwards, wherein, the polyester-type isocyanate prepolymer is 5-10 weights
Amount part, the waste polyurethane rigid foam particle of the crushing is 90-95 weight portions, described polyester-type isocyanate prepolymer
It is that Isocyanate prepolymers of the obtained NCO content for 10-30% are reacted at 60-80 DEG C by diisocyanate and PEPA
Thing.Preferably, sound-absorbing material performance is although good for the ceiling fire resistance, but, due to without needling structure, actually used effect
Fruit is not good, and preparation method is complicated.
The content of the invention
It is an object of the invention to provide a kind of acoustic ceiling new material and preparation method thereof.
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：Regenerated Polyester Staple Fiber 100-200 part,
Acrylic fibers 30-50 parts, melamine resin 30-50 parts, epoxy resin 10-30 parts, sulphate aluminium cement 30-50 parts, mineral powder 30-50
Part, rare earth oxide 3-8 parts, levelling agent 3-8 parts, stabilizer 3-5 parts, dispersant 3-5 parts.
The mineral powder be galena, pyrite, bloodstone, chalcopyrite, asbestos, navajoite, sulphur ore deposit, potassium ore deposit, in phosphorus ore
One or more.
The rare earth oxide be lanthana, cerium oxide, praseodymium oxide, neodymia, samarium oxide, europium oxide, in gadolinium oxide
One or more.
The levelling agent be tetrasodium pyrophosphate, butyl acrylate, nano-titanium oxide, nano silicon oxide, 5- benzyl tetrazoles,
One or more in triple phenoxyl vinyl silanes.
The stabilizer be calcium stearate, zinc stearate, sodium dichromate, zinc chloride, amino-methylene-phosphonate, to fluorine Chinese cassia tree
One or more in aldehyde.
The dispersant be δ-valerolactone, 6-caprolactone, hydroxy ethylene diphosphonic acid, ethyl acetate, in BTA
One or more.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, Regenerated Polyester Staple Fiber 100-200 part is taken, acrylic fibers 30-50 parts, melamine resin 30-50 parts,
Epoxy resin 10-30 parts, are heated to 130-200 DEG C, are mixed and stirred for uniform；
(2) 210-300 DEG C is heated to, sulphate aluminium cement 30-50 parts, mineral powder 30-50 parts, rare earth oxide 3- is added
8 parts, it is mixed and stirred for uniform；
(3) 70-90 DEG C is cooled to, adds levelling agent 3-8 parts, stabilizer 3-5 parts, dispersant 3-5 parts to be mixed and stirred for
It is even；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 20-25 DEG C, in the bar of relative humidity 50-70%
Conserve 3-6 days under part, make.
The needing machine is provided with a syringe needle, a diameter of 2-5mm of syringe needle every 3-8cm.
Beneficial effects of the present invention：The acoustic ceiling new material of the present invention, preparation method is simple, and energy consumption is little, formation
Material surface is smooth, the further sound-absorbing of pinprick so that the sound-absorbing effect of material reaches most preferably, is suitable for super large room or gift
Use in hall, prevent echo.
Specific embodiment
The specific embodiment of the present invention is described in detail below, it is to be understood that protection scope of the present invention is not
Limited by specific embodiment.
Embodiment 1
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：150 parts of Regenerated Polyester Staple Fiber, acrylic fibers
40 parts, 40 parts of melamine resin, 20 parts of epoxy resin, 40 parts of sulphate aluminium cement, 20 parts of galena, 20 parts of pyrite, lanthana 5
Part, 5 parts of tetrasodium pyrophosphate, 4 parts of calcium stearate, 4 parts of δ-valerolactone.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 150 parts of Regenerated Polyester Staple Fiber, 40 parts of acrylic fibers, 40 parts of melamine resin, epoxy resin 20 are taken
Part, 160 DEG C are heated to, it is mixed and stirred for uniform；
(2) it is heated to 250 DEG C, adds 40 parts of sulphate aluminium cement, 20 parts of galena, 20 parts of pyrite, 5 parts of lanthana,
It is mixed and stirred for uniform；
(3) 80 DEG C are cooled to, add 5 parts of tetrasodium pyrophosphate, 4 parts of calcium stearate, 4 parts of δ-valerolactone to be mixed and stirred for
It is even；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 22 DEG C, supports under conditions of relative humidity 60%
Shield 4 days, makes；The needing machine is provided with a syringe needle, a diameter of 3mm of syringe needle every 5cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.37.
Embodiment 2
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：100 parts of Regenerated Polyester Staple Fiber, acrylic fibers
30 parts, 30 parts of melamine resin, 10 parts of epoxy resin, 30 parts of sulphate aluminium cement, 15 parts of bloodstone, 15 parts of navajoite, cerium oxide 3
Part, 3 parts of butyl acrylate, 3 parts of zinc stearate, 3 parts of 6-caprolactone.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 100 parts of Regenerated Polyester Staple Fiber, 30 parts of acrylic fibers, 30 parts of melamine resin, epoxy resin 10 are taken
Part, 130 DEG C are heated to, it is mixed and stirred for uniform；
(2) 210 DEG C are heated to, add 30 parts of sulphate aluminium cement, 15 parts of bloodstone, 15 parts of navajoite, 3 parts of cerium oxide to mix
Merging stirs；
(3) 70 DEG C are cooled to, add 3 parts of butyl acrylate, 3 parts of zinc stearate, 3 parts of 6-caprolactone to be mixed and stirred for
It is even；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 20 DEG C, supports under conditions of relative humidity 50%
Shield 3 days, makes；The needing machine is provided with a syringe needle, a diameter of 2mm of syringe needle every 3cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.36.
Embodiment 3
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：200 parts of Regenerated Polyester Staple Fiber, acrylic fibers
50 parts, 50 parts of melamine resin, 30 parts of epoxy resin, 50 parts of sulphate aluminium cement, 25 parts of chalcopyrite, 25 parts of asbestos, praseodymium oxide 4
Part, 4 parts of neodymia, 4 parts of nano-titanium oxide, 4 parts of nano silicon oxide, 5 parts of sodium dichromate, 5 parts of hydroxy ethylene diphosphonic acid.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 200 parts of Regenerated Polyester Staple Fiber, 50 parts of acrylic fibers, 50 parts of melamine resin, epoxy resin 30 are taken
Part, 200 DEG C are heated to, it is mixed and stirred for uniform；
(2) 300 DEG C are heated to, 50 parts of sulphate aluminium cement, 25 parts of chalcopyrite, 25 parts of asbestos, 4 parts of praseodymium oxide, oxygen is added
Change 4 parts of neodymium, be mixed and stirred for uniform；
(3) 90 DEG C are cooled to, 4 parts of nano-titanium oxide, 4 parts of nano silicon oxide, 5 parts of sodium dichromate, hydroxy ethylene is added
5 parts of di 2 ethylhexyl phosphonic acid, is mixed and stirred for uniform；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 25 DEG C, supports under conditions of relative humidity 70%
Shield 6 days, makes；The needing machine is provided with a syringe needle, a diameter of 5mm of syringe needle every 8cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.37.
Embodiment 4
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：188 parts of Regenerated Polyester Staple Fiber, acrylic fibers
33 parts, 35 parts of melamine resin, 25 parts of epoxy resin, 43 parts of sulphate aluminium cement, 12 parts of sulphur ore deposit, 10 parts of potassium ore deposit, 10 parts of phosphorus ore, oxygen
Change 2 parts of samarium, 2 parts of europium oxide, 2 parts of gadolinium oxide, 4 parts of 5- benzyls tetrazole, to 5 parts of fluorine cinnamic acid, 3 parts of BTA.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 188 parts of Regenerated Polyester Staple Fiber, 33 parts of acrylic fibers, 35 parts of melamine resin, epoxy resin 25 are taken
Part, 145 DEG C are heated to, it is mixed and stirred for uniform；
(2) 260 DEG C are heated to, 43 parts of sulphate aluminium cement, 12 parts of sulphur ore deposit, 10 parts of potassium ore deposit, 10 parts of phosphorus ore, samarium oxide is added
2 parts, 2 parts of europium oxide, 2 parts of gadolinium oxide is mixed and stirred for uniform；
(3) it is cooled to 75 DEG C, adds 4 parts of 5- benzyls tetrazole, to 5 parts of fluorine cinnamic acid, 3 parts of BTA, mixing is simultaneously
Stir；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 22 DEG C, supports under conditions of relative humidity 60%
Shield 4 days, makes；The needing machine is provided with a syringe needle, a diameter of 4mm of syringe needle every 5cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.36.
Embodiment 5
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：150 parts of Regenerated Polyester Staple Fiber, acrylic fibers
40 parts, 40 parts of melamine resin, 20 parts of epoxy resin, 40 parts of sulphate aluminium cement, 15 parts of tufa stone, 20 parts of galena, pyrite
20 parts, 5 parts of lanthana, 5 parts of tetrasodium pyrophosphate, 4 parts of calcium stearate, 4 parts of δ-valerolactone.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 150 parts of Regenerated Polyester Staple Fiber, 40 parts of acrylic fibers, 40 parts of melamine resin, epoxy resin 20 are taken
Part, 160 DEG C are heated to, it is mixed and stirred for uniform；
(2) it is heated to 250 DEG C, adds 40 parts of sulphate aluminium cement, 15 parts of tufa stone, 20 parts of galena, 20 parts of pyrite,
5 parts of lanthana, is mixed and stirred for uniform；
(3) 80 DEG C are cooled to, add 5 parts of tetrasodium pyrophosphate, 4 parts of calcium stearate, 4 parts of δ-valerolactone to be mixed and stirred for
It is even；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 22 DEG C, supports under conditions of relative humidity 60%
Shield 4 days, makes；The needing machine is provided with a syringe needle, a diameter of 3mm of syringe needle every 5cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.39.
Embodiment 6
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：100 parts of Regenerated Polyester Staple Fiber, acrylic fibers
30 parts, 30 parts of melamine resin, 10 parts of epoxy resin, 30 parts of sulphate aluminium cement, 30 parts of flesite, 15 parts of bloodstone, navajoite 15
Part, 3 parts of cerium oxide, 3 parts of butyl acrylate, 3 parts of zinc stearate, 3 parts of 6-caprolactone.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 100 parts of Regenerated Polyester Staple Fiber, 30 parts of acrylic fibers, 30 parts of melamine resin, epoxy resin 10 are taken
Part, 130 DEG C are heated to, it is mixed and stirred for uniform；
(2) 210 DEG C are heated to, add 30 parts of sulphate aluminium cement, 15 parts of bloodstone, 15 parts of navajoite, 3 parts of cerium oxide to mix
Merging stirs；
(3) 70 DEG C are cooled to, add 3 parts of butyl acrylate, 3 parts of zinc stearate, 3 parts of 6-caprolactone to be mixed and stirred for
It is even；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 20 DEG C, supports under conditions of relative humidity 50%
Shield 3 days, makes；The needing machine is provided with a syringe needle, a diameter of 2mm of syringe needle every 3cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.40.
Embodiment 7
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：200 parts of Regenerated Polyester Staple Fiber, acrylic fibers
50 parts, 50 parts of melamine resin, 30 parts of epoxy resin, 25 parts of lamprophyre, 50 parts of sulphate aluminium cement, 25 parts of chalcopyrite, asbestos 25
Part, 4 parts of praseodymium oxide, 4 parts of neodymia, 4 parts of nano-titanium oxide, 4 parts of nano silicon oxide, 5 parts of sodium dichromate, hydroxy ethylene diphosphine
5 parts of acid.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 200 parts of Regenerated Polyester Staple Fiber, 50 parts of acrylic fibers, 50 parts of melamine resin, epoxy resin 30 are taken
Part, 200 DEG C are heated to, it is mixed and stirred for uniform；
(2) 300 DEG C are heated to, 50 parts of sulphate aluminium cement, 25 parts of chalcopyrite, 25 parts of asbestos, 4 parts of praseodymium oxide, oxygen is added
Change 4 parts of neodymium, be mixed and stirred for uniform；
(3) 90 DEG C are cooled to, 4 parts of nano-titanium oxide, 4 parts of nano silicon oxide, 5 parts of sodium dichromate, hydroxy ethylene is added
5 parts of di 2 ethylhexyl phosphonic acid, is mixed and stirred for uniform；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 25 DEG C, supports under conditions of relative humidity 70%
Shield 6 days, makes；The needing machine is provided with a syringe needle, a diameter of 5mm of syringe needle every 8cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.39.
Comparative example 1
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：100 parts of Regenerated Polyester Staple Fiber, acrylic fibers
30 parts, 30 parts of melamine resin, 10 parts of epoxy resin, 30 parts of sulphate aluminium cement, 15 parts of bloodstone, 15 parts of navajoite, cerium oxide 3
Part, 3 parts of butyl acrylate, 3 parts of zinc stearate.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 100 parts of Regenerated Polyester Staple Fiber, 30 parts of acrylic fibers, 30 parts of melamine resin, epoxy resin 10 are taken
Part, 130 DEG C are heated to, it is mixed and stirred for uniform；
(2) 210 DEG C are heated to, add 30 parts of sulphate aluminium cement, 15 parts of bloodstone, 15 parts of navajoite, 3 parts of cerium oxide to mix
Merging stirs；
(3) 70 DEG C are cooled to, add 3 parts of butyl acrylate, 3 parts of zinc stearate to be mixed and stirred for uniform；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 20 DEG C, supports under conditions of relative humidity 50%
Shield 3 days, makes；The needing machine is provided with a syringe needle, a diameter of 2mm of syringe needle every 3cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.29.
Comparative example 2
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：200 parts of Regenerated Polyester Staple Fiber, acrylic fibers
50 parts, 50 parts of melamine resin, 30 parts of epoxy resin, 50 parts of sulphate aluminium cement, 25 parts of chalcopyrite, 25 parts of asbestos, praseodymium oxide 4
Part, 4 parts of neodymia, 4 parts of nano-titanium oxide, 4 parts of nano silicon oxide, 5 parts of hydroxy ethylene diphosphonic acid.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 200 parts of Regenerated Polyester Staple Fiber, 50 parts of acrylic fibers, 50 parts of melamine resin, epoxy resin 30 are taken
Part, 200 DEG C are heated to, it is mixed and stirred for uniform；
(2) 300 DEG C are heated to, 50 parts of sulphate aluminium cement, 25 parts of chalcopyrite, 25 parts of asbestos, 4 parts of praseodymium oxide, oxygen is added
Change 4 parts of neodymium, be mixed and stirred for uniform；
(3) 90 DEG C are cooled to, add 4 parts of nano-titanium oxide, 4 parts of nano silicon oxide, 5 parts of hydroxy ethylene diphosphonic acid to mix
Merging stirs；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 25 DEG C, supports under conditions of relative humidity 70%
Shield 6 days, makes；The needing machine is provided with a syringe needle, a diameter of 5mm of syringe needle every 8cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.28.
Comparative example 3
A kind of acoustic ceiling new material, is made up of the raw material of following parts by weight：188 parts of Regenerated Polyester Staple Fiber, acrylic fibers
33 parts, 25 parts of epoxy resin, 43 parts of sulphate aluminium cement, 12 parts of sulphur ore deposit, 10 parts of potassium ore deposit, 10 parts of phosphorus ore, 2 parts of samarium oxide, oxidation
2 parts of europium, 2 parts of gadolinium oxide, 4 parts of 5- benzyls tetrazole, to 5 parts of fluorine cinnamic acid, 3 parts of BTA.
The preparation method of above-mentioned acoustic ceiling new material, is carried out in accordance with the following steps：
(1) according to parts by weight, 188 parts of Regenerated Polyester Staple Fiber is taken, 33 parts of acrylic fibers, 25 parts of epoxy resin is heated to 145
DEG C, it is mixed and stirred for uniform；
(2) 260 DEG C are heated to, 43 parts of sulphate aluminium cement, 12 parts of sulphur ore deposit, 10 parts of potassium ore deposit, 10 parts of phosphorus ore, samarium oxide is added
2 parts, 2 parts of europium oxide, 2 parts of gadolinium oxide is mixed and stirred for uniform；
(3) it is cooled to 75 DEG C, adds 4 parts of 5- benzyls tetrazole, to 5 parts of fluorine cinnamic acid, 3 parts of BTA, mixing is simultaneously
Stir；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 22 DEG C, supports under conditions of relative humidity 60%
Shield 4 days, makes；The needing machine is provided with a syringe needle, a diameter of 4mm of syringe needle every 5cm.
Required according to GB GB 25998-2010, the material of the present embodiment is tested using standing-wave-tube method, measure drop
Coefficient of making an uproar is 0.27.
Disclosed above is only the specific embodiment of the present invention, but, the present invention is not limited to this, any this area
What technical staff can think change should all fall into protection scope of the present invention.
Claims (8)
1. a kind of acoustic ceiling new material, it is characterised in that be made up of the raw material of following parts by weight：Regenerated Polyester Staple Fiber
100-200 parts, acrylic fibers 30-50 parts, melamine resin 30-50 parts, epoxy resin 10-30 parts, sulphate aluminium cement 30-50 parts, ore deposit
Stone flour 30-50 parts, rare earth oxide 3-8 parts, levelling agent 3-8 parts, stabilizer 3-5 parts, dispersant 3-5 parts.
2. acoustic ceiling new material according to claim 1, it is characterised in that the mineral powder is galena, pyrite,
Bloodstone, chalcopyrite, asbestos, navajoite, sulphur ore deposit, potassium ore deposit, one or more in phosphorus ore.
3. acoustic ceiling new material according to claim 1, it is characterised in that the rare earth oxide is lanthana, oxygen
Change cerium, praseodymium oxide, neodymia, samarium oxide, europium oxide, one or more in gadolinium oxide.
4. acoustic ceiling new material according to claim 1, it is characterised in that the levelling agent is tetrasodium pyrophosphate, third
Olefin(e) acid butyl ester, nano-titanium oxide, nano silicon oxide, 5- benzyl tetrazoles, the one kind or one kind in triple phenoxyl vinyl silanes
More than.
5. acoustic ceiling new material according to claim 1, it is characterised in that the stabilizer is calcium stearate, stearic
Sour zinc, sodium dichromate, zinc chloride, amino-methylene-phosphonate, to one or more in fluorine cinnamic acid.
6. acoustic ceiling new material according to claim 1, it is characterised in that the dispersant is δ-valerolactone, ε-oneself
Lactone, hydroxy ethylene diphosphonic acid, ethyl acetate, one or more in BTA.
7. the preparation method of acoustic ceiling new material described in claim 1, it is characterised in that carry out in accordance with the following steps：
(1) according to parts by weight, Regenerated Polyester Staple Fiber 100-200 part, acrylic fibers 30-50 parts, melamine resin 30-50 parts, epoxy are taken
Resin 10-30 parts, are heated to 130-200 DEG C, are mixed and stirred for uniform；
(2) it is heated to 210-300 DEG C, adds sulphate aluminium cement 30-50 parts, mineral powder 30-50 parts, rare earth oxide 3-8 parts,
It is mixed and stirred for uniform；
(3) 70-90 DEG C is cooled to, adds levelling agent 3-8 parts, stabilizer 3-5 parts, dispersant 3-5 parts to be mixed and stirred for uniform；
(4) die for molding is sent into, then needing machine acupuncture be cooled to 20-25 DEG C, under conditions of relative humidity 50-70%
Maintenance 3-6 days, makes.
8. the preparation method of acoustic ceiling new material according to claim 7, it is characterised in that the needing machine is every 3-
8cm is provided with a syringe needle, a diameter of 2-5mm of syringe needle.
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| CN101643973A (en) * | 2009-09-04 | 2010-02-10 | 常熟市任阳环宇无纺布厂 | Method for processing non-woven composite material with sound absorption function |
| CN102965839A (en) * | 2012-11-22 | 2013-03-13 | 芜湖跃飞新型吸音材料股份有限公司 | PET (polyethylene glycol terephthalate) fiber/aramid fiber composite sound absorbing cotton and preparation method of PET fiber/aramid fiber composite sound absorbing cotton |
| CN102977531A (en) * | 2012-11-22 | 2013-03-20 | 芜湖跃飞新型吸音材料股份有限公司 | Expanded perlite modified composite sound absorbing material and preparation method thereof |
| US20160059799A1 (en) * | 2014-09-02 | 2016-03-03 | Hyundai Motor Company | Multi-layered noise absorbing and insulating material having air-permeability |
| CN205022132U (en) * | 2015-08-13 | 2016-02-10 | 闫辉 | Thermoplasticity soundproof cotton |
| CN105133334A (en) * | 2015-09-23 | 2015-12-09 | 芜湖环瑞汽车内饰件有限公司 | Low temperature-resistant cold-proof sound-absorbing cotton and preparation method thereof |
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