CN105239359A - Flame-retardant antibacterial elastic composite sound absorbing cotton, and preparation method thereof - Google Patents
Flame-retardant antibacterial elastic composite sound absorbing cotton, and preparation method thereof Download PDFInfo
- Publication number
- CN105239359A CN105239359A CN201510617367.2A CN201510617367A CN105239359A CN 105239359 A CN105239359 A CN 105239359A CN 201510617367 A CN201510617367 A CN 201510617367A CN 105239359 A CN105239359 A CN 105239359A
- Authority
- CN
- China
- Prior art keywords
- elastic composite
- flame
- parts
- sound absorbing
- absorbing cotton
- 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
Links
Abstract
The invention discloses a flame-retardant antibacterial elastic composite sound absorbing cotton. The flame-retardant antibacterial elastic composite sound absorbing cotton is prepared from, by weight, 10 to 15 parts of thermoplastic polyurethane, 30 to 40 parts of polypropylene, 3 to 5 parts of polylactic acid, 4 to 6 parts of hydroxylapatite, 2 to 4 parts of pentaerythritol phosphate, 1 to 2 parts of zinc borate, 3 to 5 parts of acetyl tributyl citrate, 0.1 to 0.2 part of antioxidant 1010, 10 to 15 parts of a modified silica gel solution, 1 to 2 parts of konjaku flour, and 0.3 to 0.5 part of carboxymethyl chitosan. The flame-retardant antibacterial elastic composite sound absorbing cotton is capable of controlling absorbing on low and medium frequency noise effectively; sound absorption properties are excellent; mechanical properties are excellent; stability is high; the flame-retardant antibacterial elastic composite sound absorbing cotton possesses excellent flame resistance and antibacterial effect; and application range is wide.
Description
Technical field
The present invention relates to sound-absorbing material technical field, particularly relate to a kind of flame-proof antibiotic elastic composite acoustical cotton and preparation method thereof.
Background technology
Along with the development of economy and urban construction, noise pollution is day by day serious, brings harmful effect to the daily life of people, study, reduces the harm that noise brings and becomes important topic.People make sound-absorbing material control noise, and make noise obtain isolated or weaken, wherein porous material has wider sound absorption frequency range, is widely used.The feature of sound-absorbing porous material is generally the sound absorbing capabilities that the sound absorbing capabilities of high-frequency band is better than low frequency frequency range, and during it intercepts, low frequency noise is more difficult.By changing material property, utilizing the viscoplasticity of material to be thermal dissipation by the Conversion of Energy of mechanical oscillation and acoustic vibration, reaching the function of vibration and noise reducing, be conducive to the absorption controlling medium and low frequency noise, improve the sound absorbing capabilities of sound-absorbing material, expand its range of application.Sound-absorbing material is used for indoor grade for environment, and it is unfavorable that bacterium easily grows health, and fire line is not high causes potential threat to safety, therefore, is necessary to improve its antibiotic property and fire resistance, promotes security and wholesomeness.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of flame-proof antibiotic elastic composite acoustical cotton and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of flame-proof antibiotic elastic composite acoustical cotton, it is obtained by the raw material of following weight parts:
Thermoplastic polyurethane 10-15, polypropylene 30-40, PLA 3-5, hydroxyapatite 4-6, pentaerythritol phosphate 2-4, Firebrake ZB 1-2, tributyl 2-acetylcitrate 3-5, antioxidant 1010 0.1-0.2, modified silica-gel solution 10-15, konjaku flour 1-2, cm-chitosan 0.3-0.5;
Wherein modified silica-gel solution is made up of the raw material of following weight portion: benzene emulsion 1-2, sodium metasilicate 6-10, polyvinyl alcohol 1-2, sucrose 1-2, castor oil polyoxyethylene ether 0.1-0.2, dimethicone 0.5-1, water 80-100; Sodium metasilicate, sucrose, castor oil polyoxyethylene ether and dimethicone are added to the water to stir by the preparation method of modified silica-gel solution, with the sulfuric acid solution of 6-8%, pH is adjusted to 6-7, then under 80-85 DEG C of condition, add all the other raw materials stir 0.5-1h, leave standstill 0.5-1h after cooling, to obtain final product.
A preparation method for flame-proof antibiotic elastic composite acoustical cotton, comprises the following steps:
(1) first by hydroxyapatite, Firebrake ZB, pentaerythritol phosphate in 60-80 DEG C, 600-1000r/min mixing 10-15min, add tributyl 2-acetylcitrate, antioxidant 1010, PLA, thermoplastic polyurethane and polypropylene 120-150 DEG C, 1500-2000r/min mixing 20-30min again, then to add in double screw extruder 220-260 DEG C and melt extrude granulation, obtain compound slice;
(2) by the compound slice in (1) by extruding from die head spinneret orifice under 220-240 DEG C of condition after screw extruder melting, drawing-off under 280-300 DEG C of hot air acting also becomes net on the reception device, obtain elastic composite cellucotton, receiving range is 15-20cm;
(3) water adding 20-30 times of weight after being mixed by all the other raw materials obtains maceration extract, then the elastic composite cellucotton in (2) is flooded 1-2h in maceration extract, finally dry process 3-5h under 160-180 DEG C of condition, namely obtains flame-proof antibiotic elastic composite acoustical cotton after cooling.
Advantage of the present invention is:
The present invention is by blended for the materials such as polyurethane, polypropylene and PLA and obtain elastic composite cellucotton by melt-blown process, there is loose structure and viscoplasticity, effectively can absorb noise, acoustic energy is dissipated, improve effect of its vibration and noise reducing, supported porous compound silica gel material in cellucotton is made by dipping modified silica-gel solution, acoustical cotton is made to have abundant pore structure, effectively can control the absorption of medium and low frequency noise, sound absorbing capabilities is good, good mechanical performance, and stability is high, and there is good fire resistance and antibiotic effect, have wide range of applications.
Detailed description of the invention
A kind of flame-proof antibiotic elastic composite acoustical cotton, it is obtained by the raw material of following weight parts:
Thermoplastic polyurethane 10, polypropylene 30, PLA 3, hydroxyapatite 4, pentaerythritol phosphate 2, Firebrake ZB 1, tributyl 2-acetylcitrate 3, antioxidant 1010 0.1, modified silica-gel solution 10, konjaku flour 1, cm-chitosan 0.3;
Wherein modified silica-gel solution is made up of the raw material of following weight portion: benzene emulsion 1, sodium metasilicate 6, polyvinyl alcohol 1, sucrose 1, castor oil polyoxyethylene ether 0.1, dimethicone 0.5, water 80; Sodium metasilicate, sucrose, castor oil polyoxyethylene ether and dimethicone are added to the water to stir by the preparation method of modified silica-gel solution, with the sulfuric acid solution of 6%, pH is adjusted to 6, then under 80 DEG C of conditions, add all the other raw materials stir 0.5h, leave standstill 0.5h after cooling, to obtain final product.
A preparation method for flame-proof antibiotic elastic composite acoustical cotton, comprises the following steps:
(1) first by hydroxyapatite, Firebrake ZB, pentaerythritol phosphate in 60 DEG C, 600r/min mixing 10min, add tributyl 2-acetylcitrate, antioxidant 1010, PLA, thermoplastic polyurethane and polypropylene 120 DEG C, 1500r/min mixing 20min again, then to add in double screw extruder 220-260 DEG C and melt extrude granulation, obtain compound slice;
(2) by the compound slice in (1) by extruding from die head spinneret orifice under 220 DEG C of conditions after screw extruder melting, drawing-off under 280 DEG C of hot air actings also becomes net on the reception device, obtain elastic composite cellucotton, receiving range is 15cm;
(3) water adding 20 times of weight after being mixed by all the other raw materials obtains maceration extract, then the elastic composite cellucotton in (2) is flooded 1h in maceration extract, finally dry process 3h under 160 DEG C of conditions, namely obtains flame-proof antibiotic elastic composite acoustical cotton after cooling.
The sound absorbing capabilities of above-mentioned obtained acoustical cotton (10mm is thick) is as follows:
| Frequency/HZ | 500 | 1000 | 1500 | 2000 | 2500 |
| Acoustic absorptivity | 0.30 | 0.68 | 0.85 | 0.89 | 0.91 |
Claims (2)
1. a flame-proof antibiotic elastic composite acoustical cotton, is characterized in that, it is obtained by the raw material of following weight parts:
Thermoplastic polyurethane 10-15, polypropylene 30-40, PLA 3-5, hydroxyapatite 4-6, pentaerythritol phosphate 2-4, Firebrake ZB 1-2, tributyl 2-acetylcitrate 3-5, antioxidant 1010 0.1-0.2, modified silica-gel solution 10-15, konjaku flour 1-2, cm-chitosan 0.3-0.5;
Described modified silica-gel solution is made up of the raw material of following weight portion: benzene emulsion 1-2, sodium metasilicate 6-10, polyvinyl alcohol 1-2, sucrose 1-2, castor oil polyoxyethylene ether 0.1-0.2, dimethicone 0.5-1, water 80-100; Sodium metasilicate, sucrose, castor oil polyoxyethylene ether and dimethicone are added to the water to stir by the preparation method of modified silica-gel solution, with the sulfuric acid solution of 6-8%, pH is adjusted to 6-7, then under 80-85 DEG C of condition, add all the other raw materials stir 0.5-1h, leave standstill 0.5-1h after cooling, to obtain final product.
2. the preparation method of a kind of flame-proof antibiotic elastic composite acoustical cotton according to claim 1, is characterized in that, comprise the following steps:
(1) first by hydroxyapatite, Firebrake ZB, pentaerythritol phosphate in 60-80 DEG C, 600-1000r/min mixing 10-15min, add tributyl 2-acetylcitrate, antioxidant 1010, PLA, thermoplastic polyurethane and polypropylene 120-150 DEG C, 1500-2000r/min mixing 20-30min again, then to add in double screw extruder 220-260 DEG C and melt extrude granulation, obtain compound slice;
(2) by the compound slice in (1) by extruding from die head spinneret orifice under 220-240 DEG C of condition after screw extruder melting, drawing-off under 280-300 DEG C of hot air acting also becomes net on the reception device, obtain elastic composite cellucotton, receiving range is 15-20cm;
(3) water adding 20-30 times of weight after being mixed by all the other raw materials obtains maceration extract, then the elastic composite cellucotton in (2) is flooded 1-2h in maceration extract, finally dry process 3-5h under 160-180 DEG C of condition, namely obtains flame-proof antibiotic elastic composite acoustical cotton after cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510617367.2A CN105239359A (en) | 2015-09-24 | 2015-09-24 | Flame-retardant antibacterial elastic composite sound absorbing cotton, and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510617367.2A CN105239359A (en) | 2015-09-24 | 2015-09-24 | Flame-retardant antibacterial elastic composite sound absorbing cotton, and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105239359A true CN105239359A (en) | 2016-01-13 |
Family
ID=55037162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510617367.2A Pending CN105239359A (en) | 2015-09-24 | 2015-09-24 | Flame-retardant antibacterial elastic composite sound absorbing cotton, and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105239359A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105986364A (en) * | 2016-01-26 | 2016-10-05 | 芜湖环瑞汽车内饰件有限公司 | High-tenacity high-weatherability sound absorbing cotton and preparation method thereof |
| CN109825951A (en) * | 2019-01-29 | 2019-05-31 | 江阴恒和无纺布制品有限公司 | A kind of acoustical cotton and preparation method thereof |
| CN110158236A (en) * | 2017-12-28 | 2019-08-23 | 武汉每时工业发展有限公司 | A kind of three component acoustical cotton of complete biodegradable |
| CN112679153A (en) * | 2021-01-22 | 2021-04-20 | 广州市粤砼混凝土有限公司 | Concrete containing waste brick powder |
| CN115387023A (en) * | 2022-08-02 | 2022-11-25 | 广东汇齐新材料有限公司 | Preparation method of TPU/PLA melt-blown composite non-woven fabric |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104262945A (en) * | 2014-09-18 | 2015-01-07 | 苏州市雄林新材料科技有限公司 | Flame-retardant sound-absorption TPU (thermoplastic polyurethane) film and preparation method thereof |
| CN104295196A (en) * | 2013-07-16 | 2015-01-21 | 辽宁辽杰科技有限公司 | Door plate core material with flame retardance, sound insulation and heat preservation and preparation method thereof |
| CN104553172A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Activated carbon-EVA composite emulsion coated polypropylene-based non-woven sound absorbing material for automobile interior decoration |
-
2015
- 2015-09-24 CN CN201510617367.2A patent/CN105239359A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104295196A (en) * | 2013-07-16 | 2015-01-21 | 辽宁辽杰科技有限公司 | Door plate core material with flame retardance, sound insulation and heat preservation and preparation method thereof |
| CN104262945A (en) * | 2014-09-18 | 2015-01-07 | 苏州市雄林新材料科技有限公司 | Flame-retardant sound-absorption TPU (thermoplastic polyurethane) film and preparation method thereof |
| CN104553172A (en) * | 2015-01-05 | 2015-04-29 | 芜湖环瑞汽车内饰件有限公司 | Activated carbon-EVA composite emulsion coated polypropylene-based non-woven sound absorbing material for automobile interior decoration |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105986364A (en) * | 2016-01-26 | 2016-10-05 | 芜湖环瑞汽车内饰件有限公司 | High-tenacity high-weatherability sound absorbing cotton and preparation method thereof |
| CN110158236A (en) * | 2017-12-28 | 2019-08-23 | 武汉每时工业发展有限公司 | A kind of three component acoustical cotton of complete biodegradable |
| CN109825951A (en) * | 2019-01-29 | 2019-05-31 | 江阴恒和无纺布制品有限公司 | A kind of acoustical cotton and preparation method thereof |
| CN112679153A (en) * | 2021-01-22 | 2021-04-20 | 广州市粤砼混凝土有限公司 | Concrete containing waste brick powder |
| CN112679153B (en) * | 2021-01-22 | 2021-12-28 | 广州市粤砼混凝土有限公司 | Concrete containing waste brick powder |
| CN115387023A (en) * | 2022-08-02 | 2022-11-25 | 广东汇齐新材料有限公司 | Preparation method of TPU/PLA melt-blown composite non-woven fabric |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105239359A (en) | Flame-retardant antibacterial elastic composite sound absorbing cotton, and preparation method thereof | |
| CN105506857A (en) | Acoustic wool with high impact resistance and preparation method thereof | |
| CN105239364A (en) | Fluorine rubber/polyurethane/polypropylene elastic composite sound absorption cotton and preparation method thereof | |
| CN102964712B (en) | Atlapulgite modified composite sound absorbing material and preparation method thereof | |
| CN108359158A (en) | A kind of novel building acoustic material and preparation method thereof | |
| CN103790248B (en) | A kind of preparation method of thermal-insulation heat-resistant plate for building | |
| JPWO2018021319A1 (en) | Absorbing / sound insulating material fiber, use of the fiber, manufacturing method of absorbent / sound insulating material fiber, and molded fiber for absorbing / sound insulating material | |
| CN102977528B (en) | Nano sepiolite powder modified composite sound absorbing material and preparation method thereof | |
| CN109988356A (en) | A kind of multifunctional composite powder body modified EVA composite foam material and preparation method thereof | |
| CN105239358A (en) | Nanometer aluminium powder/polyurethane/polypropylene elastic composite sound absorbing cotton, and preparation method thereof | |
| CN105239360A (en) | Rosin/polyurethane/polypropylene elastic composite sound absorbing cotton, and preparation method thereof | |
| CN105239363A (en) | Nanometer carbon fiber/polyurethane/polypropylene elastic composite sound-absorbing cotton and preparation method thereof | |
| CN105235332B (en) | Ceiling sheet material of the composite regenerated foam compacting of automobile inner decoration facing and preparation method thereof | |
| CN105239200A (en) | Polytetrafluoroethylene/polyurethane/polypropylene elastic composite sound-absorbing cotton and preparation method thereof | |
| CN105220458A (en) | A kind of acrylonitrile-butadiene rubber/polyurethane/polypropylene elastic composite acoustical cotton and preparation method thereof | |
| CN112225936A (en) | Porous aerogel, preparation method thereof and antibacterial flame-retardant PP (polypropylene) fiber containing porous aerogel | |
| CN105133320A (en) | Light antibacterial sound absorbing cotton and preparing method | |
| CN105239365A (en) | Nanometer silver/polyurethane/polypropylene elastic composite sound-absorbing cotton and preparation method thereof | |
| CN105239362A (en) | Antibacterial and anti-mite elastic composite sound-absorbing cotton and preparation method thereof | |
| CN105239361A (en) | Silicon carbide/polyurethane/polypropylene elastic composite sound absorbing cotton and preparation method thereof | |
| CN105178013A (en) | Absorbent cotton for automotive trim and preparing method thereof | |
| CN109679192B (en) | Foamed polyethylene-long glass fiber mixed board and preparation method thereof | |
| CN105525440A (en) | Flame-retardant and sound-absorption cotton and preparation method thereof | |
| CN105178014A (en) | Kapok fiber composite sound absorbing cotton and preparing method thereof | |
| CN105506856A (en) | High-elasticity sound-absorbing cotton and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160113 |