KR20200030221A - 차량용 언더플로워 - Google Patents
차량용 언더플로워 Download PDFInfo
- Publication number
- KR20200030221A KR20200030221A KR1020180108792A KR20180108792A KR20200030221A KR 20200030221 A KR20200030221 A KR 20200030221A KR 1020180108792 A KR1020180108792 A KR 1020180108792A KR 20180108792 A KR20180108792 A KR 20180108792A KR 20200030221 A KR20200030221 A KR 20200030221A
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- Prior art keywords
- fiber
- underfloor
- vehicle
- fibers
- pet
- 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.)
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- 239000000835 fiber Substances 0.000 claims description 83
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 58
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 58
- 238000002844 melting Methods 0.000 claims description 53
- 230000008018 melting Effects 0.000 claims description 48
- -1 polyethylene terephthalate Polymers 0.000 claims description 29
- 239000000843 powder Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 8
- 239000013585 weight reducing agent Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 239000004745 nonwoven fabric Substances 0.000 description 14
- 239000000463 material Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 239000011358 absorbing material Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 238000009960 carding Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 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 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000012356 Product development Methods 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000805 composite resin Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 229920006253 high performance fiber Polymers 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/30—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being formed of particles, e.g. chips, granules, powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D29/00—Superstructures, understructures, or sub-units thereof, characterised by the material thereof
- B62D29/04—Superstructures, understructures, or sub-units thereof, characterised by the material thereof predominantly of synthetic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
- B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/14—Mixture of at least two fibres made of different materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
- B32B2264/02—Synthetic macromolecular particles
- B32B2264/0214—Particles made of materials belonging to B32B27/00
- B32B2264/0278—Polyester particles
- B32B2264/0285—PET or PBT
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/08—Cars
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Laminated Bodies (AREA)
- Nonwoven Fabrics (AREA)
Abstract
Description
도 2는 본 발명의 차량용 언더플로워의 구조를 나타낸 단면도이다.
도 3은 본 발명의 차량용 언더플로워의 일실시례의 사진이다.
| 평가항목 | 단위 | 실시예 1 | 평가방법 |
| 1.인장강도 | N | 800 | ASTM D 5034-2008 |
| 2.내열성(수축율) | % | 5% | MS 341-18 |
| 3..난연성 | mm/min | 80 | MS 300-08 |
| 4. 경량화 | g/㎡ | 1475g | MS 343-11 |
| 5. 굴곡강도 | N | 10 | ISO 178 |
30 : 제2부직포층
Claims (3)
- RM(Rapid Melting fiber) 섬유로 이루어진 저융점(Low Melting) 섬유와 폴리에틸렌 테레프탈레이트(PET) 섬유로 이루어진 제1부직포층(10);
폴리에틸렌 테레프탈레이트(PET) 파우더로 이루어진 결합층(20);
LM(Low Melting fiber) 섬유로 이루어진 저융점(Low Melting) 섬유와 폴리에틸렌 테레프탈레이트(PET) 섬유로 이루어진 제2부직포층(30);을 포함하되,
상기 제1부직포층(10), 결합층(20), 제2부직포층(30) 및 제1부직포층(10)이 순차적으로 적층결합되어 이루어진 것을 특징으로 하는 차량용 언더플로워. - 제 1항에 있어서,
상기 제1부직포층(10)은 RM(Rapid Melting fiber) 섬유로 이루어진 저융점(Low Melting) 섬유는 20 내지 80 중량%이고, 폴리에틸렌 테레프탈레이트(PET) 섬유는 20 내지 80 중량%이고,
상기 제2부직포층(30)은 LM(Low Melting fiber) 섬유로 이루어진 저융점(Low Melting) 섬유는 40 내지 50 중량%이고, 폴리에틸렌테레프탈레이트(PET) 섬유는 50 내지 60 중량%인 것을 특징으로 하는 차량용 언더플로워. - 제 1항에 있어서,
상기 결합층(20)의 폴리에틸렌 테레프탈레이트(PET) 파우더는 250 내지 350㎛의 입도인 것을 특징으로 하는 차량용 언더플로워.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180108792A KR20200030221A (ko) | 2018-09-12 | 2018-09-12 | 차량용 언더플로워 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180108792A KR20200030221A (ko) | 2018-09-12 | 2018-09-12 | 차량용 언더플로워 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20200030221A true KR20200030221A (ko) | 2020-03-20 |
Family
ID=69958425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020180108792A Ceased KR20200030221A (ko) | 2018-09-12 | 2018-09-12 | 차량용 언더플로워 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR20200030221A (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210145460A (ko) * | 2020-05-25 | 2021-12-02 | 현대합성공업 주식회사 | 경량형 고강도 복합 부직포를 이용한 섬유 엔진커버 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180009918A (ko) | 2016-07-20 | 2018-01-30 | 박성탁 | 차량용 언더플로워 및 그의 제조방법 |
-
2018
- 2018-09-12 KR KR1020180108792A patent/KR20200030221A/ko not_active Ceased
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180009918A (ko) | 2016-07-20 | 2018-01-30 | 박성탁 | 차량용 언더플로워 및 그의 제조방법 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210145460A (ko) * | 2020-05-25 | 2021-12-02 | 현대합성공업 주식회사 | 경량형 고강도 복합 부직포를 이용한 섬유 엔진커버 |
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