CN104727148A - Water-atomized iron powder-styrene-acrylic composite emulsion-coated polypropylene nonwoven sound-absorbing material for automotive interiors - Google Patents
Water-atomized iron powder-styrene-acrylic composite emulsion-coated polypropylene nonwoven sound-absorbing material for automotive interiors Download PDFInfo
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- CN104727148A CN104727148A CN201510111370.7A CN201510111370A CN104727148A CN 104727148 A CN104727148 A CN 104727148A CN 201510111370 A CN201510111370 A CN 201510111370A CN 104727148 A CN104727148 A CN 104727148A
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- iron powder
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- 239000000839 emulsion Substances 0.000 title claims abstract description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 239000011358 absorbing material Substances 0.000 title claims abstract description 24
- 239000002131 composite material Substances 0.000 title claims abstract description 21
- 229920001909 styrene-acrylic polymer Polymers 0.000 title claims abstract description 20
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 14
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 14
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 11
- -1 polypropylene Polymers 0.000 title claims abstract description 11
- 229920002301 cellulose acetate Polymers 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims abstract description 7
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 5
- DBCAQXHNJOFNGC-UHFFFAOYSA-N 4-bromo-1,1,1-trifluorobutane Chemical compound FC(F)(F)CCCBr DBCAQXHNJOFNGC-UHFFFAOYSA-N 0.000 claims abstract description 4
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims abstract description 4
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Substances CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000001254 oxidized starch Substances 0.000 claims abstract description 4
- 235000013808 oxidized starch Nutrition 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 32
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 18
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 18
- 239000005543 nano-size silicon particle Substances 0.000 claims description 15
- 239000012752 auxiliary agent Substances 0.000 claims description 12
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 6
- 229910000077 silane Inorganic materials 0.000 claims description 6
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- NJVOHKFLBKQLIZ-UHFFFAOYSA-N (2-ethenylphenyl) prop-2-enoate Chemical compound C=CC(=O)OC1=CC=CC=C1C=C NJVOHKFLBKQLIZ-UHFFFAOYSA-N 0.000 claims description 3
- DYUQAZSOFZSPHD-UHFFFAOYSA-N Phenylpropyl alcohol Natural products CCC(O)C1=CC=CC=C1 DYUQAZSOFZSPHD-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 3
- 229920000734 polysilsesquioxane polymer Polymers 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 abstract description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract 1
- 239000006087 Silane Coupling Agent Substances 0.000 abstract 1
- 239000003063 flame retardant Substances 0.000 abstract 1
- 229910052602 gypsum Inorganic materials 0.000 abstract 1
- 239000010440 gypsum Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 239000005871 repellent Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 239000000835 fiber Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 230000002742 anti-folding effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a nonwoven sound-absorbing material, in particular to a water-atomized iron powder-styrene-acrylic composite emulsion-coated polypropylene nonwoven sound-absorbing material for automotive interiors. The water-atomized iron powder-styrene-acrylic composite emulsion-coated polypropylene nonwoven sound-absorbing material is prepared from the following raw materials in parts by weight: 5-8 parts of cellulose acetate, 22-26 parts of polypropylene, 10-14 parts of an SBS thermoplastic elastomer, 12-16 parts of 325-400 calcined gypsum powder, 3-5 parts of oxidized starch, 1-3 parts of polyhedral oligomeric silsesquioxane, 2-3 parts of ethylene glycol dimethacrylate, 0.2-0.3 part of 400-600mesh water-atomized iron powder, 1-2 parts of nanometer silicon, 2-3 parts of a silane coupling agent kh550, 1-2 parts of an antioxidant 1010, 12-14 parts of a styrene-acrylic emulsion with the solid content being 8%-10% and 1-2 parts of an assistant. The prepared sound-absorbing material is obvious in noise reduction effect, lightweight, fracture resistant, flame retardant, water-repellent, and easy to recycle and degrade, and is a novel environment-friendly automotive sound-absorbing material.
Description
Technical field
The present invention relates to a kind of non-woven sound-absorbing material, be specifically related to the non-woven sound-absorbing material of the coated polypropylene-base of a kind of automotive trim water-atomized iron powder-styrene-acrylic composite emulsion.
Background technology
Automobile start with car in driving process in can produce various dynamic noise, these noises directly concern comfort level and the hearing health of rider, excessive noise even can disturb driver attention, affect safe driving, therefore effectively reduce the noise in compartment, build quiet, healthy driving and take environment and seem particularly important.And noise in car will be reduced depend primarily on the design of car body itself, material and interior trim sound-absorbing material, be also comparatively efficient a kind of noise reduction means while that the sound insulation and noise reduction material wherein designing high-quality being the most common.
The polypropylene-base composite nonwoven material obtained with meltblown is with its ultra-fine fibre structure, produce simple efficient, the feature such as nontoxic becomes the sound-absorbing material of class extensive use in automotive trim, the most short texture of these materials, smooth fibrous outer reduces the specific area of material, thus sound wave oscillatory extinction transformation time is in the material shortened, do not reach gratifying sound-absorbing effect, noise reduction is promoted often through increase material thickness when reality uses, finished product exists yielding simultaneously, anti-resilience is poor, easy generation electrostatic, the shortcomings such as poor heat resistance.
Summary of the invention
The object of the invention is to, for the deficiency of current material, provide the coated polypropylene-base of a kind of novel styrene-acrylic composite emulsion non-woven sound-absorbing material, this material has high specific area, more pliable and tough compared with traditional non-woven materials compact on tissue morphology, sound insulation and noise reduction successful; To achieve these goals, the technical solution used in the present invention is as follows:
The non-woven sound-absorbing material of a kind of coated polypropylene-base of automotive trim water-atomized iron powder-styrene-acrylic composite emulsion, it is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: cellulose acetate 5-8, polypropylene 22-26, SBS thermoplastic elastomer (TPE) 10-14, 325-400 gesso 12-16, oxidized starch 3-5, cage modle polysilsesquioxane 1-3, ethylene glycol dimethacrylate 2-3, 400-600 order water-atomized iron powder 0.2-0.3, nano-silicon 1-2, silane coupler kh550 2-3, antioxidant 1010 1-2, solid content is the benzene emulsion 12-14 of 8-10%, auxiliary agent 1-2,
Described auxiliary agent is made up of the raw material of following weight portion: neopelex 0.4-0.5, nanometer silicon carbide 0.8-1, propylene glycol 2-3, solid content is the nano alumina sol 2-4 of 15-20%, phenylpropyl alcohol triazole 0.1-0.2, 3-TSL 8330 0.1-0.2, water 10-12, preparation method is: first nano-silicon nitride and 3-TSL 8330 mixed grinding are disperseed 30-40min, obtain modified Nano silicon nitride for subsequent use, subsequently again by propylene glycol, neopelex drops in water, be stirred to after material dissolves dispersion completely and add modified Nano silicon nitride, ultrasonic disperse 30-40min, finally add other leftover materials, namely compound Modification of Styrene-Acrylate Emulsion auxiliary agent is obtained after high-speed stirred 50-60min.
The described non-woven sound-absorbing material of the coated polypropylene-base of a kind of automotive trim water-atomized iron powder-styrene-acrylic composite emulsion, its preparation method is as follows:
(1) first make water fogging iron powder, nano-silicon, auxiliary agent drops in benzene emulsion together, and ultrasonic process 50-60min, makes material dispersed in emulsion, obtain styrene-acrylic composite emulsion for subsequent use;
(2) cellulose acetate, gesso and silane coupler kh550 mixed grinding are disperseed 2-3h, gained material mixes with other leftover materials, stir in rear input double screw extruder and melt extrude granulation at 170-180 DEG C of temperature, obtain modified polypropene base master batch;
(3) the modified polypropene base master batch of step (2) gained is dropped into melting at 180-200 DEG C in screw extruder, melt is the meltblown beam spinneret orifice ejection of 230-250 DEG C through temperature, and stretch under the high velocity, hot air stream effect of 260-280 DEG C laggard enter receiving system, being gathered on the reception device after net until filament uniformly sprays in silk screen by complex emulsions prepared by step (1), solidifies until styrene-acrylic composite emulsion the polypropylene-base nonwoven material that to get product after drying completely.
Beneficial effect of the present invention is, the advantage of conventional polypropylene nonwoven material has been acted on through the fibre web material that obtains of composite modified polypropylene base master batch spray silk, its mechanical property and institutional framework change, porosity increases, and possesses good resilience, anti-pressure and abrasion-proof, and the styrene-acrylic composite emulsion of preparation is after the coated solidification of fiber surface, the minute yardstick material wherein adulterated makes pulp freeness promote, and to absorption and the conversion capability reinforcement of sound wave, noise reduction is obvious; Sound-absorbing material prepared by the present invention does not pollute environment inside car, the anti-folding of lightweight, fire-resistant waterproof, is easy to reclaim degraded simultaneously, is a kind of automobile-used sound-absorbing material of novel practical.
Detailed description of the invention
Embodiment
The non-woven sound-absorbing material of a kind of coated polypropylene-base of automotive trim water-atomized iron powder-styrene-acrylic composite emulsion, is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: cellulose acetate 8, polipropene 25, SBS thermoplastic elastomer (TPE) 12,400 gesso 15, oxidized starch 4, cage modle polysilsesquioxane 2, ethylene glycol dimethacrylate 3,600 order water-atomized iron powder 0.2, nano-silicon 1, silane coupler kh550 2.5, antioxidant 1010 2, solid content are benzene emulsion 12, the auxiliary agent 1 of 10%;
Wherein auxiliary agent is made up of the raw material of following weight portion: neopelex 0.4, nanometer silicon carbide 0.8, propylene glycol 3, solid content is the nano alumina sol 3 of 15%, phenylpropyl alcohol triazole 0.1, 3-TSL 8330 0.1, water 10, preparation method is: first nano-silicon nitride and 3-TSL 8330 mixed grinding are disperseed 40min, obtain modified Nano silicon nitride for subsequent use, subsequently again by propylene glycol, neopelex drops in water, be stirred to after material dissolves dispersion completely and add modified Nano silicon nitride, ultrasonic disperse 35min, finally add other leftover materials, namely compound Modification of Styrene-Acrylate Emulsion auxiliary agent is obtained after high-speed stirred 55min.
The non-woven sound-absorbing material of a kind of coated polypropylene-base of automotive trim water-atomized iron powder-styrene-acrylic composite emulsion, its preparation method is as follows:
(1) first make water fogging iron powder, nano-silicon, auxiliary agent drops in benzene emulsion together, and ultrasonic process 50min, makes material dispersed in emulsion, obtain styrene-acrylic composite emulsion for subsequent use;
(2) cellulose acetate, gesso and silane coupler kh550 mixed grinding are disperseed 3h, gained material mixes with other leftover materials, stir in rear input double screw extruder and melt extrude granulation at 180 DEG C of temperature, obtain modified polypropene base master batch;
(3) the modified polypropene base master batch of step (2) gained is dropped into melting at 190 DEG C in screw extruder, melt is the meltblown beam spinneret orifice ejection of 245 DEG C through temperature, and stretch under the high velocity, hot air stream effect of 275 DEG C laggard enter receiving system, being gathered on the reception device after net until filament uniformly sprays in silk screen by complex emulsions prepared by step (1), solidifies until styrene-acrylic composite emulsion the polypropylene-base nonwoven material that to get product after drying completely.
The sound-absorbing material obtained by the present embodiment is prepared into the thick thin layer of 8mm, and its surface density is: 365.5g/m
-2; Longitudinal tensile strength (N. (5cm)
-1) be: 65.8.
Its sound absorption qualities test result is:
| Frequency of sound wave | 100Hz | 200Hz | 500Hz | 1KHz | 2KHz | 3KHz | 4KHz | 5KHz |
| Acoustic absorptivity | 0.04 | 0.07 | 0.09 | 0.38 | 0.54 | 0.76 | 0.82 | 0.88 |
Claims (2)
1. the non-woven sound-absorbing material of the coated polypropylene-base of automotive trim water-atomized iron powder-styrene-acrylic composite emulsion, it is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: cellulose acetate 5-8, polypropylene 22-26, SBS thermoplastic elastomer (TPE) 10-14, 325-400 gesso 12-16, oxidized starch 3-5, cage modle polysilsesquioxane 1-3, ethylene glycol dimethacrylate 2-3, 400-600 order water-atomized iron powder 0.2-0.3, nano-silicon 1-2, silane coupler kh550 2-3, antioxidant 1010 1-2, solid content is the benzene emulsion 12-14 of 8-10%, auxiliary agent 1-2,
Described auxiliary agent is made up of the raw material of following weight portion: neopelex 0.4-0.5, nanometer silicon carbide 0.8-1, propylene glycol 2-3, solid content is the nano alumina sol 2-4 of 15-20%, phenylpropyl alcohol triazole 0.1-0.2, 3-TSL 8330 0.1-0.2, water 10-12, preparation method is: first nano-silicon nitride and 3-TSL 8330 mixed grinding are disperseed 30-40min, obtain modified Nano silicon nitride for subsequent use, subsequently again by propylene glycol, neopelex drops in water, be stirred to after material dissolves dispersion completely and add modified Nano silicon nitride, ultrasonic disperse 30-40min, finally add other leftover materials, namely compound Modification of Styrene-Acrylate Emulsion auxiliary agent is obtained after high-speed stirred 50-60min.
2. the non-woven sound-absorbing material of the coated polypropylene-base of a kind of automotive trim water-atomized iron powder-styrene-acrylic composite emulsion as claimed in claim 1, the preparation method of this material is as follows:
(1) first make water fogging iron powder, nano-silicon, auxiliary agent drops in benzene emulsion together, and ultrasonic process 50-60min, makes material dispersed in emulsion, obtain styrene-acrylic composite emulsion for subsequent use;
(2) cellulose acetate, gesso and silane coupler kh550 mixed grinding are disperseed 2-3h, gained material mixes with other leftover materials, stir in rear input double screw extruder and melt extrude granulation at 170-180 DEG C of temperature, obtain modified polypropene base master batch;
(3) the modified polypropene base master batch of step (2) gained is dropped into melting at 180-200 DEG C in screw extruder, melt is the meltblown beam spinneret orifice ejection of 230-250 DEG C through temperature, and stretch under the high velocity, hot air stream effect of 260-280 DEG C laggard enter receiving system, being gathered on the reception device after net until filament uniformly sprays in silk screen by complex emulsions prepared by step (1), solidifies until styrene-acrylic composite emulsion the polypropylene-base nonwoven material that to get product after drying completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111370.7A CN104727148A (en) | 2015-03-14 | 2015-03-14 | Water-atomized iron powder-styrene-acrylic composite emulsion-coated polypropylene nonwoven sound-absorbing material for automotive interiors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111370.7A CN104727148A (en) | 2015-03-14 | 2015-03-14 | Water-atomized iron powder-styrene-acrylic composite emulsion-coated polypropylene nonwoven sound-absorbing material for automotive interiors |
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| Publication Number | Publication Date |
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| CN104727148A true CN104727148A (en) | 2015-06-24 |
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|---|---|---|---|
| CN201510111370.7A Pending CN104727148A (en) | 2015-03-14 | 2015-03-14 | Water-atomized iron powder-styrene-acrylic composite emulsion-coated polypropylene nonwoven sound-absorbing material for automotive interiors |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108752023A (en) * | 2018-06-15 | 2018-11-06 | 河北弘华节能科技有限公司 | A kind of far-infrared radiation element and preparation method thereof for Industrial Stoves |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140210141A1 (en) * | 2009-12-17 | 2014-07-31 | 3M Innovative Properties Company | Process of making dimensionally stable nonwoven fibrous webs |
| CN104211430A (en) * | 2014-08-25 | 2014-12-17 | 安徽博大纤维素科技有限公司 | Light partition board comprising iron powder |
| JP2015028230A (en) * | 2013-06-27 | 2015-02-12 | アンビック株式会社 | Non-woven sound absorbing material |
-
2015
- 2015-03-14 CN CN201510111370.7A patent/CN104727148A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140210141A1 (en) * | 2009-12-17 | 2014-07-31 | 3M Innovative Properties Company | Process of making dimensionally stable nonwoven fibrous webs |
| JP2015028230A (en) * | 2013-06-27 | 2015-02-12 | アンビック株式会社 | Non-woven sound absorbing material |
| CN104211430A (en) * | 2014-08-25 | 2014-12-17 | 安徽博大纤维素科技有限公司 | Light partition board comprising iron powder |
Non-Patent Citations (1)
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| 赵淼淼: "汽车内饰材料吸音隔音性能的研究现状及发展趋势", 《产业用纺织品》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108752023A (en) * | 2018-06-15 | 2018-11-06 | 河北弘华节能科技有限公司 | A kind of far-infrared radiation element and preparation method thereof for Industrial Stoves |
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Application publication date: 20150624 |