CN115584595B - Soundproof cotton and preparation method thereof - Google Patents
Soundproof cotton and preparation method thereof Download PDFInfo
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- CN115584595B CN115584595B CN202211577071.9A CN202211577071A CN115584595B CN 115584595 B CN115584595 B CN 115584595B CN 202211577071 A CN202211577071 A CN 202211577071A CN 115584595 B CN115584595 B CN 115584595B
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
- D04H1/43835—Mixed fibres, e.g. at least two chemically different fibres or fibre blends
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4391—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
- D04H1/43914—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres hollow fibres
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/559—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving the fibres being within layered webs
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/587—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives characterised by the bonding agents used
Abstract
The invention relates to the technical field of soundproof cotton, and provides soundproof cotton and a preparation method thereof. The soundproof cotton comprises a soundproof fiber layer and a non-woven fabric layer, wherein the non-woven fabric layer is arranged on each of two sides of the soundproof fiber layer; the sound insulation fiber layer comprises the following components in parts by weight: 40-50 parts of hollow fiber, 50-60 parts of glass fiber, 20-30 parts of polyester fiber, 60-70 parts of polypropylene fiber, 3425 parts of acrylate, 3562 parts of surfactant, 3562 parts of polyimide adhesive, 4324 parts of Zxft 4324-dimethylol-3245 parts of Zxft 3245-dihydroxy imidazolidine-2-ketone, 3732 parts of zxft 3732 parts of water and 25-30 parts of water. Through above-mentioned technical scheme, the soundproof cotton waterproof nature among the prior art is poor with fire resistance, mechanical strength low problem have been solved.
Description
Technical Field
The invention relates to the technical field of soundproof cotton, in particular to soundproof cotton and a preparation method thereof.
Background
With the progress of society, people have higher and higher requirements on environment-friendly and energy-saving sound insulation products, and the sound insulation products comprise: soundproof cotton, soundproof felt, soundproof boards, soundproof doors and windows, soundproof glass and the like, are used in the fields of building engineering, aerospace, ship industry and the like, and can also be used in public places in life and entertainment.
Soundproof cotton can turn into the inside fine denier fibre's of soundproof cotton kinetic energy and lead into heat energy and disappear, reaches the function of inhaling the sound and falling the noise, by the wide application in the automobile manufacturing trade, but current soundproof cotton does not have flame retardant property, and soundproof cotton meets fire and can produce the burning promptly, causes great calamity, still has intensity unsatisfactory, and the sound insulation performance remains to improve the scheduling problem.
In addition, since the hollow fiber has a hollow structure and is the best base material of the soundproof cotton, good soundproof performance can be provided, but the hollow fiber has good moisture permeability, which affects the normal use of the soundproof cotton. Consequently, for guaranteeing soundproof cotton's normal use, soundproof cotton still should have certain waterproof nature, avoids the panel beating corrosion to improve soundproof cotton's security of using. Therefore, how to improve the waterproof property, flame retardancy and mechanical property of the soundproof cotton is a technical problem which needs to be solved urgently by the technical personnel in the field.
Disclosure of Invention
The invention provides soundproof cotton and a preparation method thereof, which solve the problems of poor waterproofness and flame retardance and low mechanical strength of soundproof cotton in the related art.
The technical scheme of the invention is as follows:
the soundproof cotton comprises a soundproof fiber layer and a non-woven fabric layer, wherein the non-woven fabric layer is arranged on each of two sides of the soundproof fiber layer;
the sound insulation fiber layer comprises the following components in parts by weight: 40-50 parts of hollow fiber, 50-60 parts of glass fiber, 20-30 parts of polyester fiber, 60-70 parts of polypropylene fiber, 3425 parts of acrylate, 3562 parts of surfactant, 3562 parts of polyimide adhesive, 4324 parts of Zxft 4324-dimethylol-3245 parts of Zxft 3245-dihydroxy imidazolidine-2-ketone, 3732 parts of zxft 3732 parts of water and 25-30 parts of water.
As a further technical scheme, the sound insulation fiber layer comprises the following components in parts by weight: 50 parts of hollow fiber, 50 parts of glass fiber, 20 parts of polyester fiber, 70 parts of polypropylene fiber, 3 parts of acrylate, 6 parts of surfactant, 10 parts of polyimide adhesive, 1,3-dimethylol-4,5-dihydroxy imidazolidin-2-ketone and 30 parts of water.
As a further technical scheme, the mass ratio of the acrylic ester to 1,3-dimethylol-4,5-dihydroxy imidazolidin-2-one is 1:1.
As a further technical scheme, the hollow fiber comprises one or two of hollow polyester fiber and hollow polypropylene fiber.
As a further technical scheme, the acrylate is isooctyl acrylate.
The isooctyl acrylate and 1,3-dimethylol-4,5-dihydroxy imidazolidine-2-ketone provide good waterproof performance for the soundproof cotton, and in addition, the isooctyl acrylate, 1,3-dimethylol-4,5-dihydroxy imidazolidine-2-ketone and the polyimide have strong interaction force in a soundproof cotton base material, so that the waterproof performance and the mechanical strength of the soundproof cotton are improved.
As a further technical scheme, the surfactant is a nonionic surfactant.
As a further technical scheme, the surfactant comprises one of dodecyl polyoxyethylene ether and lauryl amine polyoxyethylene ether.
The invention also provides a preparation method of the soundproof cotton, which comprises the following steps:
s1, preparing raw materials according to the weight part;
s2, mixing water, 1,3-dihydroxymethyl-4,5-dihydroxy imidazolidine-2-ketone, a surfactant, acrylate and a polyimide adhesive while stirring, and performing ultrasonic treatment and uniform dispersion to obtain the glue;
and S3, uniformly mixing the hollow fibers, the glass fibers, the polyester fibers and the polypropylene fibers, carding the formed web, spraying the glue obtained in the S2 on the upper surface and the lower surface, heating and plasticizing, covering non-woven fabrics on the upper surface and the lower surface, performing hot-press molding, and cutting to obtain the soundproof cotton.
As a further technical scheme, the ultrasonic time in the S2 is 30min.
As a further technical scheme, the heating temperature in the S3 is 160 ℃.
The working principle and the beneficial effects of the invention are as follows:
1. according to the sound insulation cotton, the hollow fibers, the glass fibers, the polyester fibers and the polypropylene fibers are used as base materials of the sound insulation cotton, the prepared sound insulation cotton has good sound insulation performance, meanwhile, the sound insulation cotton is often pressed by impact unavoidably in the using process, the sound insulation cotton also has certain damping performance, and the using effect of the sound insulation cotton can be further enhanced.
2. The polyimide has excellent thermal stability, thereby providing good flame retardance for the soundproof cotton and ensuring the safety of the soundproof cotton in use.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a graph showing frequency-sound transmission loss of soundproof cotton obtained in example 2 of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall relate to the scope of protection of the present invention.
Example 1
S1, preparing materials: 40 parts of hollow polyester fiber, 60 parts of glass fiber, 30 parts of polyester fiber, 60 parts of polypropylene fiber, 3 parts of isooctyl acrylate, 5 parts of dodecyl polyoxyethylene ether, 8 parts of polyimide adhesive, 1,3-dimethylol-4,5-dihydroxy imidazolidine-2-one and 25 parts of water;
s2, mixing water, 1,3-dihydroxymethyl-4,5-dihydroxy imidazolidine-2-one, dodecyl polyoxyethylene ether, isooctyl acrylate and a polyimide adhesive while stirring, performing ultrasonic treatment for 30min, and uniformly dispersing to obtain glue;
and S3, uniformly mixing the hollow polyester fibers, the glass fibers, the polyester fibers and the polypropylene fibers, carding the formed web, spraying the glue obtained in the S2 on the upper surface and the lower surface, heating and plasticizing at 160 ℃, covering non-woven fabrics on the upper surface and the lower surface, performing hot-press molding, and cutting to obtain the soundproof cotton.
Example 2
S1, preparing materials: 50 parts of hollow polyester fiber, 50 parts of glass fiber, 20 parts of polyester fiber, 70 parts of polypropylene fiber, 3 parts of isooctyl acrylate, 6 parts of dodecyl polyoxyethylene ether, 10 parts of polyimide adhesive, 1,3-dimethylol-4,5-dihydroxy imidazolidine-2-one and 30 parts of water;
s2, mixing water, 1,3-dihydroxymethyl-4,5-dihydroxy imidazolidine-2-one, dodecyl polyoxyethylene ether, isooctyl acrylate and a polyimide adhesive while stirring, performing ultrasonic treatment for 30min, and uniformly dispersing to obtain glue;
and S3, uniformly mixing the hollow polyester fibers, the glass fibers, the polyester fibers and the polypropylene fibers, carding the formed web, spraying the glue obtained in the S2 on the upper surface and the lower surface, heating and plasticizing at 160 ℃, covering non-woven fabrics on the upper surface and the lower surface, performing hot-press molding, and cutting to obtain the soundproof cotton.
Example 3
S1, preparing materials: 45 parts of hollow polypropylene fiber, 55 parts of glass fiber, 25 parts of polyester fiber, 65 parts of polypropylene fiber, 5 parts of isooctyl acrylate, 3 parts of laurylamine polyoxyethylene ether, 5 parts of polyimide adhesive, 1,3-dimethylol-4,5-dihydroxy imidazolidine-2-one and 28 parts of water;
s2, mixing water, 1,3-dihydroxymethyl-4,5-dihydroxy imidazolidine-2-one, lauryl amine polyoxyethylene ether, isooctyl acrylate and a polyimide adhesive while stirring, performing ultrasonic treatment for 30min, and uniformly dispersing to obtain glue;
and S3, uniformly mixing the hollow polypropylene fibers, the glass fibers, the polyester fibers and the polypropylene fibers, spraying the glue obtained in the S2 on the upper surface and the lower surface after web forming and carding, heating and plasticizing at 160 ℃, covering non-woven fabrics on the upper surface and the lower surface, performing hot-press molding, and cutting to obtain the soundproof cotton.
Example 4
S1, preparing materials: 40 parts of hollow polyester fiber, 60 parts of glass fiber, 30 parts of polyester fiber, 60 parts of polypropylene fiber, 2 parts of isooctyl acrylate, 5 parts of dodecyl polyoxyethylene ether, 8 parts of polyimide adhesive, 1,3-dimethylol-4,5-dihydroxy imidazolidine-2-one and 25 parts of water;
s2, mixing water, 1,3-dihydroxymethyl-4,5-dihydroxy imidazolidine-2-one, dodecyl polyoxyethylene ether, isooctyl acrylate and a polyimide adhesive while stirring, performing ultrasonic treatment for 30min, and uniformly dispersing to obtain glue;
and S3, uniformly mixing the hollow polyester fibers, the glass fibers, the polyester fibers and the polypropylene fibers, carding the formed web, spraying the glue obtained in the S2 on the upper surface and the lower surface, heating and plasticizing at 160 ℃, covering non-woven fabrics on the upper surface and the lower surface, performing hot-press molding, and cutting to obtain the soundproof cotton.
Example 5
S1, preparing materials: 40 parts of hollow polyester fiber, 60 parts of glass fiber, 30 parts of polyester fiber, 60 parts of polypropylene fiber, 5 parts of isooctyl acrylate, 5 parts of dodecyl polyoxyethylene ether, 8 parts of polyimide adhesive, 1,3-dimethylol-4,5-dihydroxy imidazolidine-2-ketone and 25 parts of water;
s2, mixing water, 1,3-dihydroxymethyl-4,5-dihydroxy imidazolidine-2-one, dodecyl polyoxyethylene ether, isooctyl acrylate and a polyimide adhesive while stirring, performing ultrasonic treatment for 30min, and uniformly dispersing to obtain glue;
and S3, uniformly mixing the hollow polyester fibers, the glass fibers, the polyester fibers and the polypropylene fibers, carding the formed web, spraying the glue obtained in the S2 on the upper surface and the lower surface, heating and plasticizing at 160 ℃, covering non-woven fabrics on the upper surface and the lower surface, performing hot-press molding, and cutting to obtain the soundproof cotton.
Comparative example 1
The only difference from example 1 is that no isooctyl acrylate is added.
Comparative example 2
The only difference from example 1 is that 1,3-dimethylol-4,5-dihydroxyimidazolidin-2-one is not added.
Comparative example 3
The only difference from example 1 is that isooctyl acrylate and 1,3-dimethylol-4,5-dihydroxyimidazolidin-2-one are not added.
The soundproof cotton obtained in example 1~5 and comparative example 1~3 was subjected to a hydrophobic property test by a method in reference to GB/T10299-2011, and a tensile strength test was performed by a universal testing machine, and the results are reported in table 1:
TABLE 1 waterproof and mechanical Strength of Sound-proofing Cotton
It can be seen from table 1 that the soundproof cotton provided in embodiment 1~5 of the present invention has a hydrophobic rate of 98.8% or more, a tensile strength of 24.8MPa or more, and excellent waterproof performance and mechanical strength.
Comparative example 1 differs from example 1 only in that no isooctyl acrylate is added; comparative example 2 differed from example 1 only in that 1,3-dimethylol-4,5-dihydroxyimidazolidin-2-one was not added; comparative example 3 is different from example 1 only in that isooctyl acrylate and 1,3-dimethylol-4,5-dihydroxyimidazolidin-2-one are not added, comparative example 1~3 gives a soundproof cotton having a maximum hydrophobic rate of only 97.8%, a maximum tensile strength of only 23.7MPa, and a waterproof property and mechanical strength far lower than those of the examples; comparing the hydrophobic rate and tensile strength data of the soundproof cotton obtained in the comparative example 1~3 with those of example 1, the results show that isooctyl acrylate and 1,3-dimethylol-4,5-dihydroxyimidazolidin-2-one have a synergistic effect, and the waterproof property and mechanical property of the soundproof cotton are remarkably improved.
The sound-insulating cotton obtained in example 1~3 was tested for sound-insulating properties by impedance tube testing, and the results are reported in table 2:
TABLE 2 soundproofing Properties of soundproof cotton
It can be seen from table 2 that the soundproof cotton provided by example 1~3 of the present invention has good soundproof performance.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The soundproof cotton is characterized by comprising a soundproof fiber layer and a non-woven fabric layer, wherein the non-woven fabric layer is arranged on each of two sides of the soundproof fiber layer;
the sound insulation fiber layer comprises the following components in parts by weight: 40-50 parts of hollow fiber, 50-60 parts of glass fiber, 20-30 parts of polyester fiber, 60-70 parts of polypropylene fiber, 3425 parts of acrylate, 3562 parts of surfactant, 3562 parts of polyimide adhesive, 4324 parts of Zxft 4324-dimethylol-3245 parts of Zxft 3245-dihydroxy imidazolidine-2-ketone, 3732 parts of zxft 3732 parts of water and 25-30 parts of water.
2. The soundproof cotton of claim 1, wherein the soundproof fiber layer comprises the following components in parts by weight: 50 parts of hollow fiber, 50 parts of glass fiber, 20 parts of polyester fiber, 70 parts of polypropylene fiber, 3 parts of acrylate, 6 parts of surfactant, 10 parts of polyimide adhesive, 1,3-dimethylol-4,5-dihydroxy imidazolidin-2-ketone and 30 parts of water.
3. The soundproof cotton of claim 1, wherein the mass ratio of the acrylate to 1,3-dimethylol-4,5-dihydroxyimidazolidin-2-one is 1:1.
4. The soundproof cotton of claim 1, wherein the hollow fiber comprises one or both of a hollow polyester fiber and a hollow polypropylene fiber.
5. The soundproof cotton of claim 1, wherein said acrylate is isooctyl acrylate.
6. The sound-insulating cotton according to claim 1, wherein the surfactant is a nonionic surfactant.
7. The soundproof cotton of claim 6, wherein said surfactant comprises one of dodecyl polyoxyethylene ether and dodecyl amine polyoxyethylene ether.
8. The method for preparing soundproof cotton according to claim 1, characterized by comprising the following steps:
s1, preparing raw materials in parts by weight;
s2, mixing water, 1,3-dihydroxymethyl-4,5-dihydroxy imidazolidine-2-ketone, a surfactant, acrylate and a polyimide adhesive while stirring, and performing ultrasonic treatment and uniform dispersion to obtain glue;
and S3, uniformly mixing the hollow fibers, the glass fibers, the polyester fibers and the polypropylene fibers, carding the formed web, spraying the glue obtained in the S2 on the upper surface and the lower surface, heating and plasticizing, covering non-woven fabrics on the upper surface and the lower surface, performing hot-press molding, and cutting to obtain the soundproof cotton.
9. The method for preparing soundproof cotton according to claim 8, wherein the ultrasonic time in the S2 is 30min.
10. The method for preparing soundproof cotton according to claim 8, wherein the heating temperature in S3 is 160 ℃.
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| CN202211577071.9A CN115584595B (en) | 2022-12-09 | 2022-12-09 | Soundproof cotton and preparation method thereof |
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| CN115584595B true CN115584595B (en) | 2023-02-28 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529839A (en) * | 2010-12-23 | 2012-07-04 | 上海新安汽车隔音毡有限公司 | Multilayer-structure sound-proof and heat-proof cushion used for automotive engine cabin and manufacture method thereof |
| CN202658757U (en) * | 2012-07-06 | 2013-01-09 | 乔金栋 | Moisture-resistant soundproof double-membrane composite glass cotton product |
| CN102963107A (en) * | 2005-04-01 | 2013-03-13 | 博凯技术公司 | Nonwoven material for acoustic insulation, and process for manufacture |
| CN106273746A (en) * | 2016-08-10 | 2017-01-04 | 广德天运新技术股份有限公司 | A kind of automobile engine sound insulating pad with shockproof effect |
| CN214821400U (en) * | 2021-04-26 | 2021-11-23 | 无锡市鸿庆无纺布有限公司 | Flame-retardant sound-insulation type non-woven fabric filled with porous sound absorption layer |
| CN114381086A (en) * | 2020-10-22 | 2022-04-22 | 浙江欧仁新材料有限公司 | Heat and sound insulation cotton felt for large airplane |
-
2022
- 2022-12-09 CN CN202211577071.9A patent/CN115584595B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963107A (en) * | 2005-04-01 | 2013-03-13 | 博凯技术公司 | Nonwoven material for acoustic insulation, and process for manufacture |
| CN102529839A (en) * | 2010-12-23 | 2012-07-04 | 上海新安汽车隔音毡有限公司 | Multilayer-structure sound-proof and heat-proof cushion used for automotive engine cabin and manufacture method thereof |
| CN202658757U (en) * | 2012-07-06 | 2013-01-09 | 乔金栋 | Moisture-resistant soundproof double-membrane composite glass cotton product |
| CN106273746A (en) * | 2016-08-10 | 2017-01-04 | 广德天运新技术股份有限公司 | A kind of automobile engine sound insulating pad with shockproof effect |
| CN114381086A (en) * | 2020-10-22 | 2022-04-22 | 浙江欧仁新材料有限公司 | Heat and sound insulation cotton felt for large airplane |
| CN214821400U (en) * | 2021-04-26 | 2021-11-23 | 无锡市鸿庆无纺布有限公司 | Flame-retardant sound-insulation type non-woven fabric filled with porous sound absorption layer |
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