KR101526953B1 - 차음성 폴리아미드 수지 조성물 - Google Patents
차음성 폴리아미드 수지 조성물 Download PDFInfo
- Publication number
- KR101526953B1 KR101526953B1 KR1020130040585A KR20130040585A KR101526953B1 KR 101526953 B1 KR101526953 B1 KR 101526953B1 KR 1020130040585 A KR1020130040585 A KR 1020130040585A KR 20130040585 A KR20130040585 A KR 20130040585A KR 101526953 B1 KR101526953 B1 KR 101526953B1
- Authority
- KR
- South Korea
- Prior art keywords
- weight
- polyamide
- parts
- glass fiber
- composition
- Prior art date
Links
- 229920006122 polyamide resin Polymers 0.000 title abstract description 20
- 238000009413 insulation Methods 0.000 title description 6
- 239000000805 composite resin Substances 0.000 title 1
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 43
- 239000003365 glass fiber Substances 0.000 claims abstract description 38
- 229920002292 Nylon 6 Polymers 0.000 claims abstract description 18
- 229920002302 Nylon 6,6 Polymers 0.000 claims abstract description 18
- 239000011342 resin composition Substances 0.000 claims abstract description 17
- 239000000314 lubricant Substances 0.000 claims abstract description 16
- 239000011347 resin Substances 0.000 claims abstract description 15
- 229920005989 resin Polymers 0.000 claims abstract description 15
- 239000003963 antioxidant agent Substances 0.000 claims description 29
- 230000003078 antioxidant effect Effects 0.000 claims description 27
- 239000012760 heat stabilizer Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 9
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 9
- 239000007822 coupling agent Substances 0.000 claims description 8
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 7
- 229910000077 silane Inorganic materials 0.000 claims description 7
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000002530 phenolic antioxidant Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 2
- 239000011630 iodine Substances 0.000 claims description 2
- 229910052740 iodine Inorganic materials 0.000 claims description 2
- OKOBUGCCXMIKDM-UHFFFAOYSA-N Irganox 1098 Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)NCCCCCCNC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 OKOBUGCCXMIKDM-UHFFFAOYSA-N 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 29
- 238000001746 injection moulding Methods 0.000 abstract description 4
- 239000003381 stabilizer Substances 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 abstract description 2
- 239000002131 composite material Substances 0.000 abstract 1
- 238000005192 partition Methods 0.000 description 14
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 11
- 230000005484 gravity Effects 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- -1 polypropylene Polymers 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000010456 wollastonite Substances 0.000 description 3
- 229910052882 wollastonite Inorganic materials 0.000 description 3
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000011256 inorganic filler Substances 0.000 description 2
- 229910003475 inorganic filler Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- YFILLAUKVQLVGW-UHFFFAOYSA-N C(CCCCCCCCCCCCCCCCCCC(=O)N)CCCCCCCCCCCCCCCCCC(=O)N.C(CCCCCCCCCCCCCCCCCCC(=O)N)CCCCCCCCCCCCCCCCCC(=O)N Chemical compound C(CCCCCCCCCCCCCCCCCCC(=O)N)CCCCCCCCCCCCCCCCCC(=O)N.C(CCCCCCCCCCCCCCCCCCC(=O)N)CCCCCCCCCCCCCCCCCC(=O)N YFILLAUKVQLVGW-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- LSXDOTMGLUJQCM-UHFFFAOYSA-M copper(i) iodide Chemical compound I[Cu] LSXDOTMGLUJQCM-UHFFFAOYSA-M 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/24—Coatings containing organic materials
- C03C25/40—Organo-silicon compounds
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/42—Coatings containing inorganic materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Architecture (AREA)
- Inorganic Chemistry (AREA)
- Multimedia (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020130040585A KR101526953B1 (ko) | 2013-04-12 | 2013-04-12 | 차음성 폴리아미드 수지 조성물 |
DE102013107386.7A DE102013107386B4 (de) | 2013-04-12 | 2013-07-12 | Polyamidharzzusammensetzung zur Schallisolierung |
US13/946,230 US20140306142A1 (en) | 2013-04-12 | 2013-07-19 | Polyamide resin composition for sound insulation |
CN201310319453.6A CN104098895A (zh) | 2013-04-12 | 2013-07-26 | 用于隔音的聚酰胺树脂组合物 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020130040585A KR101526953B1 (ko) | 2013-04-12 | 2013-04-12 | 차음성 폴리아미드 수지 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20140123341A KR20140123341A (ko) | 2014-10-22 |
KR101526953B1 true KR101526953B1 (ko) | 2015-06-09 |
Family
ID=51618259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020130040585A KR101526953B1 (ko) | 2013-04-12 | 2013-04-12 | 차음성 폴리아미드 수지 조성물 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20140306142A1 (de) |
KR (1) | KR101526953B1 (de) |
CN (1) | CN104098895A (de) |
DE (1) | DE102013107386B4 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200119511A (ko) | 2019-04-10 | 2020-10-20 | 나홍주 | 흡음재 및 이의 제조방법 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102396826B1 (ko) * | 2015-09-15 | 2022-05-11 | 코오롱플라스틱 주식회사 | 폴리아미드 수지 조성물 및 이를 이용한 플라스틱 성형체 제조 |
CN106243518A (zh) * | 2016-08-29 | 2016-12-21 | 合肥会通新材料有限公司 | 一种降低空调噪音聚丙烯复合专用料及其制备方法 |
KR20190090427A (ko) * | 2018-01-25 | 2019-08-02 | 현대자동차주식회사 | 방사소음 저감 폴리아미드 수지 조성물 |
BR112022001111A2 (pt) * | 2019-09-05 | 2022-03-15 | Basf Se | Composição termoplástica de moldagem, uso de pelo menos um composto de carbazol, uso de composições termoplásticas de moldagem e fibra |
CN112694747A (zh) * | 2020-12-17 | 2021-04-23 | 辰东意普万新材料(广东)有限公司 | 一种发动机舱防火墙隔热降噪聚酰胺复合材料 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080006463A (ko) * | 2006-07-11 | 2008-01-16 | 이엠에스-케미 에이지 | 폴리아미드 성형 화합물 및 그의 용도 |
US20090326114A1 (en) * | 2006-08-25 | 2009-12-31 | Sonja Grothe | Barium sulfate-containing composite |
KR20100049348A (ko) * | 2008-11-03 | 2010-05-12 | 현대자동차주식회사 | 글래스버블을 이용한 자동차 엔진 커버용 수지 조성물 |
KR20100124621A (ko) * | 2009-05-19 | 2010-11-29 | 현대자동차주식회사 | 자동차 기어쉬프트 노브용 폴리아미드 수지 조성물 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5744633A (en) * | 1980-08-30 | 1982-03-13 | Toyoda Gosei Co Ltd | Soundproof material of synthetic resin |
JP2996412B2 (ja) * | 1990-08-02 | 1999-12-27 | 株式会社ブリヂストン | 遮音性樹脂組成物 |
JP4072242B2 (ja) | 1997-05-26 | 2008-04-09 | 三菱エンジニアリングプラスチックス株式会社 | ポリアミド樹脂組成物 |
JP2004269550A (ja) | 2003-03-05 | 2004-09-30 | Toray Ind Inc | 遮音性および流動性に優れたポリアミド樹脂組成物およびそれからなる成形品 |
JP2005232239A (ja) | 2004-02-18 | 2005-09-02 | Toray Ind Inc | ポリアミド樹脂組成物およびそれからなる成形品 |
DE102005041966A1 (de) | 2005-09-03 | 2007-03-08 | Clariant Produkte (Deutschland) Gmbh | Polymere Formmassen auf Basis von thermoplastischen Polyamiden |
CN1931920B (zh) * | 2006-08-28 | 2011-09-07 | 浙江阳光纳米科技有限公司 | 纳米尼龙复合材料直饮水水表 |
KR101449048B1 (ko) | 2008-10-14 | 2014-10-13 | 현대자동차주식회사 | 자동차 엔진 커버용 폴리아미드6 수지 조성물 |
KR101294073B1 (ko) | 2011-10-14 | 2013-08-07 | 현대자동차주식회사 | 차량용 도어 힌지 장착장치 |
-
2013
- 2013-04-12 KR KR1020130040585A patent/KR101526953B1/ko active IP Right Grant
- 2013-07-12 DE DE102013107386.7A patent/DE102013107386B4/de active Active
- 2013-07-19 US US13/946,230 patent/US20140306142A1/en not_active Abandoned
- 2013-07-26 CN CN201310319453.6A patent/CN104098895A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080006463A (ko) * | 2006-07-11 | 2008-01-16 | 이엠에스-케미 에이지 | 폴리아미드 성형 화합물 및 그의 용도 |
US20090326114A1 (en) * | 2006-08-25 | 2009-12-31 | Sonja Grothe | Barium sulfate-containing composite |
KR20100049348A (ko) * | 2008-11-03 | 2010-05-12 | 현대자동차주식회사 | 글래스버블을 이용한 자동차 엔진 커버용 수지 조성물 |
KR20100124621A (ko) * | 2009-05-19 | 2010-11-29 | 현대자동차주식회사 | 자동차 기어쉬프트 노브용 폴리아미드 수지 조성물 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200119511A (ko) | 2019-04-10 | 2020-10-20 | 나홍주 | 흡음재 및 이의 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
CN104098895A (zh) | 2014-10-15 |
US20140306142A1 (en) | 2014-10-16 |
DE102013107386A1 (de) | 2014-10-16 |
DE102013107386B4 (de) | 2022-03-10 |
KR20140123341A (ko) | 2014-10-22 |
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