CN104562450A - Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile - Google Patents

Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile Download PDF

Info

Publication number
CN104562450A
CN104562450A CN201510002713.6A CN201510002713A CN104562450A CN 104562450 A CN104562450 A CN 104562450A CN 201510002713 A CN201510002713 A CN 201510002713A CN 104562450 A CN104562450 A CN 104562450A
Authority
CN
China
Prior art keywords
parts
graphene oxide
absorbing material
polypropylene
emulsion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510002713.6A
Other languages
Chinese (zh)
Inventor
王黎明
章云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUHU HUANRUI AUTO INTERIOR DECORATION CO Ltd
Original Assignee
WUHU HUANRUI AUTO INTERIOR DECORATION CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WUHU HUANRUI AUTO INTERIOR DECORATION CO Ltd filed Critical WUHU HUANRUI AUTO INTERIOR DECORATION CO Ltd
Priority to CN201510002713.6A priority Critical patent/CN104562450A/en
Publication of CN104562450A publication Critical patent/CN104562450A/en
Pending legal-status Critical Current

Links

Landscapes

  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)

Abstract

The invention relates to a nonwoven acoustic absorbing material, and specifically relates to a graphene oxide-polyurethane composite emulsion polypropylene composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of an automobile. The material is prepared from the following raw materials in parts by weight: 14 to 16 parts of thermoplastic elastomer TPE/ TPR, 22 to 26 parts of polypropylene, 0.6 to 0.8 part of graphene oxide, 1 to 2 parts of silane coupling agent, 0.1 to 0.2 part of antioxidant 1076, 0.1 to 0.2 part of antioxidant DLTP, 0.2 to 0.3 part of dioctyldilauryltin, 6 to 8 parts of polymethyl methacrylate, 20 to 25 parts of 325-400-mesh unformed aluminium silicate micro powder, 12 to 15 parts of 8 to 10% in solid content of waterborne polyurethane emulsion, and 1 to 2 parts of additives. The modified polypropylene nonwoven material remains the advantages of the traditional polypropylene nonwoven material; the mechanical performance is improved; the flexibility and elasticity are high; the tearing is resistant; the surface and intensity of a fiber mesh are increased; the acoustic wave is sped up to attenuate; the noise reduction and noise insulation effects are obvious; the material is light in mass, environmentally friendly, resistant to heat and corrosion, and is a practical acoustic absorbing material for the automobile.

Description

A kind of automotive trim graphene oxide-non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions
Technical field
The present invention relates to a kind of non-woven sound-absorbing material, be specifically related to a kind of automotive trim graphene oxide-non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions.
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 a kind of novel non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions, this material has larger specific area, in structure, comparatively traditional non-woven materials is more tight, and noise reduction is obvious; To achieve these goals, the technical solution used in the present invention is as follows:
A kind of automotive trim graphene oxide-non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions, it is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: thermoplastic elastomer (TPE) TPE/TPR 14-16, polypropylene 22-26, graphene oxide 0.6-0.8, silane coupler 1-2, antioxidant 1076 0.1-0.2, anti-oxidant DLTP 0.1-0.2, Bis(lauroyloxy)dioctyltin 0.2-0.3, polymethyl methacrylate 6-8, 325-400 order amorphous silicic aluminium micro mist 20-25, solid content is the aqueous polyurethane emulsion 12-15 of 8-10%, auxiliary agent 1-2,
Described auxiliary agent is made up of the raw material of following weight portion: 400-500 order fine hair powder 1-2, lauryl sodium sulfate 0.5-0.6, propylene glycol 3-5, solid content are aerosil colloidal sol 4-5, nano-nickel oxide 0.6-0.8, the water 10-12 of 15-20%, preparation method is: first drop in water by propylene glycol, lauryl sodium sulfate, be stirred to after material dissolves dispersion completely, add other leftover materials again, high-speed stirred is dispersed in the solution to fine hair powder, nano-nickel oxide, obtains the composite modified auxiliary agent of polyaminoester emulsion.
Described a kind of automotive trim graphene oxide-non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions, its preparation method is as follows:
(1) first graphene oxide, auxiliary agent are dropped into together in aqueous polyurethane emulsion, ultrasonic process 40-50min, make material dispersed in emulsion, gained complex emulsions is for subsequent use;
(2) amorphous silicic aluminium micro mist and silane coupler mixed grinding are disperseed 2-2.5h, 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 250-280 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 polyurethane complex emulsions 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, and its mechanical property improves, soft highly-elastic, tear-resistant, and the polyurethane complex emulsions of preparation is after the coated solidification of fiber surface, the material wherein adulterated makes fibre web surface strength and active increase, accelerate the decay of sound wave, noise reduction soundproof effect is obvious; Sound-absorbing material light weight environmental protection prepared by the present invention, heat-and corrosion-resistant is a kind of automobile-used sound-absorbing material of novel practical.
Detailed description of the invention
Embodiment
A kind of automotive trim graphene oxide-non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions, is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: thermoplastic elastomer (TPE) TPE/TPR 15, polypropylene 24, graphene oxide 0.6, silane coupler 2, antioxidant 1076 0.2, anti-oxidant DLTP 0.2, Bis(lauroyloxy)dioctyltin 0.3, polymethyl methacrylate 8,400 order amorphous silicic aluminium micro mist 25, solid content are aqueous polyurethane emulsion 14, the auxiliary agent 2 of 8%;
Wherein auxiliary agent is made up of the raw material of following weight portion: 500 order fine hair powder 2, lauryl sodium sulfate 0.6, propylene glycol 5, solid content are aerosil colloidal sol 4, nano-nickel oxide 0.7, the water 12 of 20%, preparation method is: first drop in water by propylene glycol, lauryl sodium sulfate, be stirred to after material dissolves dispersion completely, add other leftover materials again, high-speed stirred is dispersed in the solution to fine hair powder, nano-nickel oxide, obtains the composite modified auxiliary agent of polyaminoester emulsion.
A kind of automotive trim graphene oxide-non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions, its preparation method is as follows:
(1) first graphene oxide, auxiliary agent are dropped into together in aqueous polyurethane emulsion, ultrasonic process 50min, make material dispersed in emulsion, gained complex emulsions is for subsequent use;
(2) amorphous silicic aluminium micro mist and silane coupler mixed grinding are disperseed 2.5h, gained material mixes with other leftover materials, stirs in rear input double screw extruder and melt extrude granulation at 180 DEG C of temperature, obtains 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 270 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 polyurethane complex emulsions 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: 362g/m -2; Longitudinal tensile strength (N. (5cm) -1) be: 56.8.
Its sound absorption qualities test result is:
Frequency of sound wave 100Hz 200Hz 500Hz 1KHz 2KHz 3KHz 4KHz 5KHz
Acoustic absorptivity 0.04 0.06 0.08 0.35 0.61 0.74 0.82 0.87

Claims (2)

1. automotive trim graphene oxide-non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions, it is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: thermoplastic elastomer (TPE) TPE/TPR 14-16, polypropylene 22-26, graphene oxide 0.6-0.8, silane coupler 1-2, antioxidant 1076 0.1-0.2, anti-oxidant DLTP 0.1-0.2, Bis(lauroyloxy)dioctyltin 0.2-0.3, polymethyl methacrylate 6-8, 325-400 order amorphous silicic aluminium micro mist 20-25, solid content is the aqueous polyurethane emulsion 12-15 of 8-10%, auxiliary agent 1-2,
Described auxiliary agent is made up of the raw material of following weight portion: 400-500 order fine hair powder 1-2, lauryl sodium sulfate 0.5-0.6, propylene glycol 3-5, solid content are aerosil colloidal sol 4-5, nano-nickel oxide 0.6-0.8, the water 10-12 of 15-20%, preparation method is: first drop in water by propylene glycol, lauryl sodium sulfate, be stirred to after material dissolves dispersion completely, add other leftover materials again, high-speed stirred is dispersed in the solution to fine hair powder, nano-nickel oxide, obtains the composite modified auxiliary agent of polyaminoester emulsion.
2. a kind of automotive trim graphene oxide-non-woven sound-absorbing material of the coated polypropylene-base of polyurethane complex emulsions as claimed in claim 1, the preparation method of this material is as follows:
(1) first graphene oxide, auxiliary agent are dropped into together in aqueous polyurethane emulsion, ultrasonic process 40-50min, make material dispersed in emulsion, gained complex emulsions is for subsequent use;
(2) amorphous silicic aluminium micro mist and silane coupler mixed grinding are disperseed 2-2.5h, 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 250-280 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 polyurethane complex emulsions the polypropylene-base nonwoven material that to get product after drying completely.
CN201510002713.6A 2015-01-05 2015-01-05 Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile Pending CN104562450A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510002713.6A CN104562450A (en) 2015-01-05 2015-01-05 Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510002713.6A CN104562450A (en) 2015-01-05 2015-01-05 Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile

Publications (1)

Publication Number Publication Date
CN104562450A true CN104562450A (en) 2015-04-29

Family

ID=53079480

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510002713.6A Pending CN104562450A (en) 2015-01-05 2015-01-05 Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile

Country Status (1)

Country Link
CN (1) CN104562450A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104845036A (en) * 2015-06-09 2015-08-19 李平兰 Decorating interior sound insulation material
CN105133343A (en) * 2015-09-17 2015-12-09 芜湖跃飞新型吸音材料股份有限公司 Nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim
CN105155276A (en) * 2015-08-25 2015-12-16 安徽省中日农业环保科技有限公司 Bamboo charcoal powder-polyurethane composite emulsion coated polypropylene based nonwoven acoustic material for automotive interiors
CN106012542A (en) * 2016-07-05 2016-10-12 东华大学 Anti-static wear-resistant noise reduction and sound insulation material and preparation method thereof
CN107266730A (en) * 2017-08-09 2017-10-20 浙江久运汽车零部件有限公司 A kind of rub resistance rubber buffer
CN108691099A (en) * 2018-06-04 2018-10-23 山东恒鹏卫生用品有限公司 A kind of graphene non-woven cloth and its manufacturing method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001064859A (en) * 1999-08-19 2001-03-13 Toyobo Co Ltd Acoustic material
WO2008016771A1 (en) * 2006-07-31 2008-02-07 3M Innovative Properties Company Fibrous web comprising microfibers dispersed among bonded meltspun fibers
CN102965840A (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/ceramic fiber composite sound absorbing cotton and preparation method of PET fiber/ceramic fiber composite sound absorbing cotton
CN103476809A (en) * 2011-05-18 2013-12-25 三井化学株式会社 Propylene copolymer and propylene copolymer composition, molding and foam thereof, and processes for producing said molding and foam
CN103568465A (en) * 2012-08-10 2014-02-12 芜湖跃飞新型吸音材料股份有限公司 Production process of soundproof cotton
CN103710873A (en) * 2013-11-25 2014-04-09 芜湖跃飞新型吸音材料股份有限公司 Nonwoven cloth sound absorbing cotton containing graphene

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001064859A (en) * 1999-08-19 2001-03-13 Toyobo Co Ltd Acoustic material
WO2008016771A1 (en) * 2006-07-31 2008-02-07 3M Innovative Properties Company Fibrous web comprising microfibers dispersed among bonded meltspun fibers
CN103476809A (en) * 2011-05-18 2013-12-25 三井化学株式会社 Propylene copolymer and propylene copolymer composition, molding and foam thereof, and processes for producing said molding and foam
CN103568465A (en) * 2012-08-10 2014-02-12 芜湖跃飞新型吸音材料股份有限公司 Production process of soundproof cotton
CN102965840A (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/ceramic fiber composite sound absorbing cotton and preparation method of PET fiber/ceramic fiber composite sound absorbing cotton
CN103710873A (en) * 2013-11-25 2014-04-09 芜湖跃飞新型吸音材料股份有限公司 Nonwoven cloth sound absorbing cotton containing graphene

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104845036A (en) * 2015-06-09 2015-08-19 李平兰 Decorating interior sound insulation material
CN104845036B (en) * 2015-06-09 2016-03-23 李平兰 A kind of decoration interior sound insulation material
CN105155276A (en) * 2015-08-25 2015-12-16 安徽省中日农业环保科技有限公司 Bamboo charcoal powder-polyurethane composite emulsion coated polypropylene based nonwoven acoustic material for automotive interiors
CN105133343A (en) * 2015-09-17 2015-12-09 芜湖跃飞新型吸音材料股份有限公司 Nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim
CN106012542A (en) * 2016-07-05 2016-10-12 东华大学 Anti-static wear-resistant noise reduction and sound insulation material and preparation method thereof
CN106012542B (en) * 2016-07-05 2018-05-15 东华大学 A kind of anti-static and abrasion-resistant damage noise reduction sound insulating material and preparation method thereof
CN107266730A (en) * 2017-08-09 2017-10-20 浙江久运汽车零部件有限公司 A kind of rub resistance rubber buffer
CN108691099A (en) * 2018-06-04 2018-10-23 山东恒鹏卫生用品有限公司 A kind of graphene non-woven cloth and its manufacturing method

Similar Documents

Publication Publication Date Title
CN104553172A (en) Activated carbon-EVA composite emulsion coated polypropylene-based non-woven sound absorbing material for automobile interior decoration
CN104562450A (en) Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile
CN104562700A (en) Zirconia-polyurethane composite emulsion coated polypropylene nonwoven sound-absorbing material for automotive trim
CN104562448A (en) Multi-walled carbon nanotube-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile
CN104562702A (en) Porous alumina-polyurethane composite emulsion-coated polypropylene-based non-woven sound-absorbing material for automotive interiors
CN104746334A (en) Polypropylene-based non-woven sound absorption material coated with medical stone and styrene-acrylate composite emulsion for automotive interior decoration
CN105133343A (en) Nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim
CN104562449A (en) Boron nitride nanotube-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile
CN104861413B (en) A kind of preparation method of interior sound insulation material of decorateing
CN105155271A (en) Nano-nickel doped EVA composite emulsion coated polypropylene based nonwoven acoustic material for automotive interiors
CN104611929A (en) EVA-bamboo fiber composite emulsion coated polypropylene-based nonwoven sound-absorbing material applied to automotive interiors
CN104594042A (en) Aluminum-base hollow microbead-EVA composite emulsion-coating polypropylene-base nonwoven damping material for automobile interior decoration
CN105252865A (en) Polyester nonwoven fabric for greatly reducing noises and realizing automobile lightweight, and preparation method thereof
CN104611930A (en) Elastic flame-retardant EVA emulsion coated polypropylene-based nonwoven sound-absorbing material applied to automotive interiors
CN104562445A (en) Carbonyl iron powder-EVA composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile
CN104553173A (en) Tin oxide-polyurethane composite emulsion coated polypropylene-based non-woven sound-absorbing material for automotive trim
CN105155270A (en) Nano porous carbon-EVA emulsion coated polypropylene based nonwoven acoustic material for automotive interiors
CN104562446A (en) Glass beads-EVA composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile
CN104562701A (en) Ferric oxide-polyurethane composite emulsion-coated polypropylene-based non-woven sound-absorbing material for automotive interiors
CN104005175A (en) Multifunctional vehicle sound-proof thermal insulating composite material and preparation method thereof
CN105133332A (en) Health care EVA emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim
CN105155276A (en) Bamboo charcoal powder-polyurethane composite emulsion coated polypropylene based nonwoven acoustic material for automotive interiors
CN104746339A (en) Polypropylene-based non-woven sound absorption material coated with cyclodextrin and styrene-acrylate composite emulsion for automotive interior decoration
CN105220359A (en) The non-woven pro-skin sound-absorbing material of a kind of automotive trim fibroin-coated polypropylene-base of polyurethane complex emulsions
CN104746332A (en) Polypropylene-based non-woven sound absorption material coated with tin antimony oxide and benzene composite emulsion for automotive interior decoration

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150429

WD01 Invention patent application deemed withdrawn after publication