CN105133343A - Nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim - Google Patents
Nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim Download PDFInfo
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- CN105133343A CN105133343A CN201510594133.0A CN201510594133A CN105133343A CN 105133343 A CN105133343 A CN 105133343A CN 201510594133 A CN201510594133 A CN 201510594133A CN 105133343 A CN105133343 A CN 105133343A
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Abstract
The invention relates to a non-woven sound absorbing material, in particular to a nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim. The nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material is prepared from the following raw materials in parts by weight: 22-26 parts of polypropylene, 12-14 parts of polyvinyl chloride, 2-4 parts of atomized nickel powder, 1-1.2 parts of nano-zinc oxide, 2-3 parts of a silane coupling agent, 0.1-0.2 part of an antioxidant 1076, 0.1-0.2 part of an antioxidant DLTP, 0.2-0.3 part of dioctyldilauryltin, 6-9 parts of polymethyl methacrylate, 1-2 parts of a methyltin heat stabilizer, 20-24 parts of expanded vermiculite powder with the mesh of 325-400, 10-12 parts of a waterborne polyurethane emulsion with the solid content of 8-10% and 1-2 parts of an assistant. The prepared modified polypropylene-based non-woven sound absorbing material has the advantages of traditional polypropylene non-woven sound absorbing materials, is light, environment-friendly, light resistant and ageing resistant, does not pollute the environment in an automobile, and is a novel and practical sound absorbing material for automobiles.
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 nano zine oxide-polyaminoester 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 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:
The non-woven sound-absorbing material of a kind of coated polypropylene-base of automotive trim nano zine oxide-polyaminoester emulsion, it is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: polypropylene 22-26, polyvinyl chloride 12-14, atomization nickel powder 2-4, nano zine oxide 1-1.2, silane coupler 2-3, antioxidant 1076 0.1-0.2, anti-oxidant DLTP 0.1-0.2, Bis(lauroyloxy)dioctyltin 0.2-0.3, polymethyl methacrylate 6-9, methyl tin heat stabilizer 1-2, 325-400 order expanded vermiculite powder 20-24, solid content is the aqueous polyurethane emulsion 10-12 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.
The described non-woven sound-absorbing material of the coated polypropylene-base of a kind of automotive trim nano zine oxide-polyaminoester emulsion, its preparation method is as follows:
(1) first nano zine 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) nickel powder, expanded vermiculite powder and silane coupler mixed grinding will be atomized and disperse 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, resilience is excellent, dimensionally stable, and heat resistance improves, and the polyurethane complex emulsions of preparation is after the coated solidification of fiber surface, the material wherein adulterated makes the strength enhancing of fiber, and screen net structure is more tight, and noise reduction is obvious; Sound-absorbing material light weight environmental protection prepared by the present invention, light aging resisting, do not pollute environment inside car, 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 nano zine oxide-polyaminoester emulsion, is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: polipropene 25, polyvinyl chloride 13, atomization nickel powder 3, nano zine oxide 1, silane coupler 3, antioxidant 1076 0.2, anti-oxidant DLTP 0.1, Bis(lauroyloxy)dioctyltin 0.3, polymethyl methacrylate 8, methyl tin heat stabilizer 2,400 order expanded vermiculite powder 22, solid content are aqueous polyurethane emulsion 10, the auxiliary agent 1.5 of 10%;
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.
The non-woven sound-absorbing material of a kind of coated polypropylene-base of automotive trim nano zine oxide-polyaminoester emulsion, its preparation method is as follows:
(1) first nano zine oxide, auxiliary agent are dropped into together in aqueous polyurethane emulsion, ultrasonic process 45min, make material dispersed in emulsion, gained complex emulsions is for subsequent use;
(2) nickel powder, expanded vermiculite powder and silane coupler mixed grinding will be atomized and disperse 2.5h, 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 185 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: 358g/m
-2; Longitudinal tensile strength (N. (5cm)
-1) be: 56.4.
Its sound absorption qualities test result is:
| Frequency of sound wave | 100Hz | 200Hz | 500Hz | 1KHz | 2KHz | 3KHz | 4KHz | 5KHz |
| Acoustic absorptivity | 0.03 | 0.06 | 0.12 | 0.34 | 0.52 | 0.75 | 0.86 | 0.88 |
Claims (2)
1. the non-woven sound-absorbing material of the coated polypropylene-base of automotive trim nano zine oxide-polyaminoester emulsion, it is characterized in that: described sound-absorbing material is made up of the raw material of following weight portion: polypropylene 22-26, polyvinyl chloride 12-14, atomization nickel powder 2-4, nano zine oxide 1-1.2, silane coupler 2-3, antioxidant 1076 0.1-0.2, anti-oxidant DLTP 0.1-0.2, Bis(lauroyloxy)dioctyltin 0.2-0.3, polymethyl methacrylate 6-9, methyl tin heat stabilizer 1-2, 325-400 order expanded vermiculite powder 20-24, solid content is the aqueous polyurethane emulsion 10-12 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. the non-woven sound-absorbing material of the coated polypropylene-base of a kind of automotive trim nano zine oxide-polyaminoester emulsion as claimed in claim 1, the preparation method of this material is as follows:
(1) first nano zine 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) nickel powder, expanded vermiculite powder and silane coupler mixed grinding will be atomized and disperse 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.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510594133.0A CN105133343A (en) | 2015-09-17 | 2015-09-17 | Nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim |
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| CN201510594133.0A CN105133343A (en) | 2015-09-17 | 2015-09-17 | Nano-zinc oxide-polyurethane emulsion-coated polypropylene-based non-woven sound absorbing material for automotive trim |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150637A (en) * | 2016-08-31 | 2016-11-23 | 芜湖恒耀汽车零部件有限公司 | The processing molding method of silencing cotton coating in automobile exhaust pipe deafener |
| CN106222883A (en) * | 2016-08-29 | 2016-12-14 | 山东三岭汽车内饰有限公司 | A kind of have the inner lining of automobile material that sterilization eliminates the unusual smell |
| CN108713967A (en) * | 2018-06-01 | 2018-10-30 | 叶建民 | A kind of sound absorption curtain fabric |
| CN111703136A (en) * | 2020-06-12 | 2020-09-25 | 诺奥(福建)环保家居用品有限公司 | Sound-insulation noise-reduction tufting engineering blanket and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562701A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Ferric oxide-polyurethane composite emulsion-coated polypropylene-based non-woven sound-absorbing material for automotive interiors |
| CN104562448A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Multi-walled carbon nanotube-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile |
| CN104562450A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile |
| CN104553173A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Tin oxide-polyurethane composite emulsion coated polypropylene-based non-woven sound-absorbing material for automotive trim |
-
2015
- 2015-09-17 CN CN201510594133.0A patent/CN105133343A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562701A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Ferric oxide-polyurethane composite emulsion-coated polypropylene-based non-woven sound-absorbing material for automotive interiors |
| CN104562448A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Multi-walled carbon nanotube-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile |
| CN104562450A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Graphene oxide-polyurethane composite emulsion wrapped polypropylene nonwoven acoustic absorbing material for inner decoration of automobile |
| CN104553173A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Tin oxide-polyurethane composite emulsion coated polypropylene-based non-woven sound-absorbing material for automotive trim |
Non-Patent Citations (1)
| Title |
|---|
| 卢秀萍等: "PP/纳米ZnO的紫外光老化性能", 《合成树脂及塑料》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106222883A (en) * | 2016-08-29 | 2016-12-14 | 山东三岭汽车内饰有限公司 | A kind of have the inner lining of automobile material that sterilization eliminates the unusual smell |
| CN106222883B (en) * | 2016-08-29 | 2018-07-24 | 山东三岭汽车内饰有限公司 | A kind of inner lining of automobile material that there is sterilization to eliminate the unusual smell |
| CN106150637A (en) * | 2016-08-31 | 2016-11-23 | 芜湖恒耀汽车零部件有限公司 | The processing molding method of silencing cotton coating in automobile exhaust pipe deafener |
| CN108713967A (en) * | 2018-06-01 | 2018-10-30 | 叶建民 | A kind of sound absorption curtain fabric |
| CN111703136A (en) * | 2020-06-12 | 2020-09-25 | 诺奥(福建)环保家居用品有限公司 | Sound-insulation noise-reduction tufting engineering blanket and preparation method thereof |
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Application publication date: 20151209 |