JP2000167964A - Interior base material - Google Patents
Interior base materialInfo
- Publication number
- JP2000167964A JP2000167964A JP10348799A JP34879998A JP2000167964A JP 2000167964 A JP2000167964 A JP 2000167964A JP 10348799 A JP10348799 A JP 10348799A JP 34879998 A JP34879998 A JP 34879998A JP 2000167964 A JP2000167964 A JP 2000167964A
- Authority
- JP
- Japan
- Prior art keywords
- mat
- melting point
- fiber
- fiber mat
- laminated
- 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.)
- Withdrawn
Links
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Laminated Bodies (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は例えば自動車の内装
材等に使用される内装基材に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an interior base material used, for example, for interior materials of automobiles.
【０００２】[0002]
【従来の技術】この種の内装基材としては、従来低融点
繊維と高融点繊維の複合繊維のマットの片面または両面
に補強層として低融点繊維層が積層された積層マットが
使用されている。2. Description of the Related Art As this kind of interior base material, a laminated mat in which a low-melting fiber layer is laminated as a reinforcing layer on one or both sides of a composite fiber mat of a low-melting fiber and a high-melting fiber is conventionally used. .
【０００３】[0003]
【発明が解決しようとする課題】該積層マットは例えば
自動車の天井材のような大型の内装材の基材として使用
された場合、高温高湿下で剛性が低下して変形し易いと
言う欠点があった。When the laminated mat is used as a base material of a large interior material such as a ceiling material of an automobile, for example, it has a disadvantage that its rigidity is reduced under high temperature and high humidity, and it is easily deformed. was there.
【０００４】[0004]
【課題を解決するための手段】本発明は上記従来の課題
を解決するための手段として、低融点成分を鞘とし高融
点繊維を芯とする複合繊維のマット(2) と、無機繊維マ
ット(3) との積層マットからなる内装基材を提供するも
のである。該積層マットの片面または両面には補強層と
して低融点繊維層(4) が積層されていることが望まし
い。According to the present invention, as a means for solving the above-mentioned conventional problems, there is provided a mat of composite fibers (2) having a low melting point component as a sheath and a high melting point fiber as a core, and an inorganic fiber mat ( And 3) to provide an interior base material comprising a laminated mat. It is desirable that a low-melting fiber layer (4) is laminated as a reinforcing layer on one or both sides of the laminated mat.
【０００５】本発明において使用される複合繊維とは、
鞘成分を例えば融点２００℃以下のポリエステル、ポリ
プロピレン、ポリエチレン等の低融点成分を鞘とし、融
点が２００℃以上、望ましくは２３０℃以上の高融点の
ポリエステル繊維、ポリアミド繊維等を芯繊維とする鞘
芯型複合繊維であり、該芯繊維は中空繊維であることが
望ましい。上記複合繊維において、低融点成分と高融点
芯繊維との重量比は通常３０：７０〜５０：５０であ
る。[0005] The conjugate fiber used in the present invention is:
A sheath having a low-melting component such as polyester, polypropylene, or polyethylene having a melting point of 200 ° C. or less as a sheath, and a high-melting polyester fiber or a polyamide fiber having a melting point of 200 ° C. or more, preferably 230 ° C. or more as a core fiber. It is a core type composite fiber, and the core fiber is preferably a hollow fiber. In the above conjugate fiber, the weight ratio of the low melting point component to the high melting point core fiber is usually 30:70 to 50:50.
【０００６】該複合繊維は例えばカードウェブとされ、
該カードウェブを該複合繊維の低融点成分の融点以上の
温度に加熱して該低融点成分を軟化させることによって
繊維相互を結着させるか、あるいは該カードウェブをニ
ードルパンチによって絡合させるか、あるいはニードル
パンチングの後該複合繊維の低融点成分の融点以上の温
度に加熱して該低融点成分を軟化させることによって更
に絡合している繊維相互を結着することによって複合繊
維マットとする。該複合繊維マットは通常目付け６００
〜８００g/m2とする。The composite fiber is, for example, a card web,
Heating the card web to a temperature equal to or higher than the melting point of the low melting point component of the composite fiber to soften the low melting point component to bind the fibers together, or to entangle the card web with a needle punch, Alternatively, after the needle punching, the fiber is heated to a temperature equal to or higher than the melting point of the low melting point component of the composite fiber to soften the low melting point component, thereby further binding the entangled fibers to each other to form a composite fiber mat. The composite fiber mat usually has a basis weight of 600.
To 800 g / m 2 .
【０００７】該無機質繊維マットは例えばガラス繊維、
セラミック繊維等の不織マットあるいは編織マットであ
り、通常目付け３００〜５００g/m2である。The inorganic fiber mat is, for example, glass fiber,
It is a non-woven mat or a knitted mat made of ceramic fibers or the like, and usually has a basis weight of 300 to 500 g / m 2 .
【０００８】該低融点繊維層は融点２００℃以下のポリ
エステル繊維、ポリプロピレン繊維、ポリエチレン繊維
等の低融点繊維の不織布あるいは編織物である。該低融
点繊維層は通常目付け８０〜１２０g/m2である。The low-melting fiber layer is a non-woven fabric or knitted fabric of low-melting fibers such as polyester fiber, polypropylene fiber and polyethylene fiber having a melting point of 200 ° C. or less. The low melting point fiber layer usually has a basis weight of 80 to 120 g / m 2 .
【０００９】[0009]
【発明の実施の形態】図１に本発明の内装基材の具体例
を示す。図１イに示す積層マットである内装基材(1)
は、複合繊維マット(2) の一面にガラス繊維マット(3)
を積層し、他面に低融点繊維層(4) を積層したものであ
る。ロに示す内装基材(11)は、複合繊維マット(2) の片
面にガラス繊維マット(3)と低融点繊維層(4) とを積層
したものである。ハに示す内装基材(21)は、二層の複合
繊維マット(2,2) 間にガラス繊維マット(3) を介在せし
め、片面に低融点繊維層(4) を積層したものである。ニ
に示す内装基材(31)は、複合繊維マット(2) の両面にガ
ラス繊維マット(3)を積層し、更にその片面に低融点繊
維層(4) を積層したものである。FIG. 1 shows a specific example of an interior base material of the present invention. Interior base material (1), which is a laminated mat shown in FIG.
Is a glass fiber mat (3) on one side of a composite fiber mat (2)
And a low melting point fiber layer (4) on the other surface. The interior base material (11) shown in (b) is obtained by laminating a glass fiber mat (3) and a low-melting fiber layer (4) on one surface of a composite fiber mat (2). The interior base material (21) shown in (c) is obtained by interposing a glass fiber mat (3) between two layers of composite fiber mats (2, 2) and laminating a low melting point fiber layer (4) on one surface. The interior base material (31) shown in (d) is obtained by laminating a glass fiber mat (3) on both surfaces of a composite fiber mat (2) and further laminating a low melting point fiber layer (4) on one surface thereof.
【００１０】複合繊維マット(2) とガラス繊維マット
(3) と低融点繊維層(4) との積層は、複合繊維マット
(2) に含まれる低融点成分および低融点繊維層(4) をホ
ットメルト接着剤として使用するか、別個にホットメル
トシートを使用するか、あるいはそれらと共にあるいは
それらに代えてニードルパンチングにより結合してもよ
い。[0010] Composite fiber mat (2) and glass fiber mat
(3) and low-melting fiber layer (4)
The low-melting component and the low-melting fiber layer (4) contained in (2) may be used as a hot-melt adhesive, a hot-melt sheet may be used separately, or they may be combined by needle punching with or instead of them. You may.
【００１１】上記内装基材(1,11,21,31)とガラス繊維マ
ットを省いた比較例との機械的強度を表１に示す。Table 1 shows the mechanical strengths of the above-mentioned interior base materials (1, 11, 21, 31) and a comparative example in which the glass fiber mat was omitted.
【表１】 [Table 1]
【００１２】表１をみればガラス繊維マットを省いた比
較例はガラス繊維マットを使用した内装基材(1,11,21,3
1)に比べて大巾に機械的強度が低下していることがわか
る。Referring to Table 1, the comparative examples in which the glass fiber mat was omitted show that the interior base materials (1,11,21,3) using the glass fiber mat were used.
It can be seen that the mechanical strength is greatly reduced compared to 1).
【００１３】本発明の内装基材(1,11,21,31)は例えば２
５０℃の熱風によって１分間程度加熱して該内装基材
(1,11,21,31)の複合繊維の低融点成分と低融点繊維層
(4) とを軟化せしめ、更にガラス繊維マット(3) からの
ガラス繊維小片の飛散を防止し、図２に示すように上型
(7) と下型(8) とからなるプレス成形装置(9) に表皮材
(5) と共にセットする。The interior base material (1, 11, 21, 31) of the present invention comprises, for example, 2
The interior base material is heated for about 1 minute by hot air of 50 ° C.
Low melting point component and low melting point fiber layer of (1,11,21,31) composite fiber
(4) is softened, and furthermore, scattering of glass fiber fragments from the glass fiber mat (3) is prevented, and as shown in FIG.
(7) and lower mold (8)
(5) Set with.
【００１４】該表皮材(5) は例えば人工皮革、レザー、
繊維編織物、不織布、あるいはこれらとポリウレタン発
泡体、ポリエチレン発泡体、ポリプロピレン発泡体、ポ
リ塩化ビニル発泡体等のプラスチック発泡体との積層材
等を材料とし、ホットメルトシート(6) が裏打ちされ
る。該ホットメルトシート(6) は２００℃以下の融点の
ポリエステル、ポリプロピレン、ポリエチレン等からな
る二枚の低融点フィルムの間に２００℃以上望ましくは
２３０℃以上の融点のポリエステル、ポリアミド等から
なる高融点フィルムを挟んだ三層構造のものが望まし
い。The skin material (5) is, for example, artificial leather, leather,
Backed by a hot melt sheet (6) made of fiber woven fabric, nonwoven fabric, or a laminated material of these with a plastic foam such as polyurethane foam, polyethylene foam, polypropylene foam, polyvinyl chloride foam, etc. . The hot melt sheet (6) has a high melting point made of polyester, polyamide or the like having a melting point of 200 ° C. or more, preferably 230 ° C. or more, between two low melting point films made of polyester, polypropylene, polyethylene or the like having a melting point of 200 ° C. or less. A three-layer structure with a film interposed is desirable.
【００１５】該内装基材(1,11,21,31)は該プレス成形装
置(9) によって冷間プレスによって成形され、かつ表皮
材(5) がホットメルトシート(6) を介して表面に圧着さ
れ、図３に示すような天井材(10)が製造される。The interior base material (1, 11, 21, 31) is formed by cold pressing by the press forming device (9), and the skin material (5) is formed on the surface via a hot melt sheet (6). Then, the ceiling material (10) as shown in FIG. 3 is manufactured.
【００１６】[0016]
【発明の効果】本発明の内装基材は、低融点成分を鞘と
し高融点繊維を芯とする複合繊維マットによって良好な
成形性を有し、かつ無機繊維マットによって剛性を付与
され、機械的強度、成形形状安定性の良いものとなる。
該積層マットの片面または両面に低融点繊維層を積層す
ると、剛性は一層向上する。The interior base material of the present invention has good moldability by a composite fiber mat having a low-melting component as a sheath and a high-melting fiber as a core, and is provided with rigidity by an inorganic fiber mat, and has a high mechanical strength. Good strength and molding shape stability.
When a low-melting fiber layer is laminated on one or both sides of the laminated mat, the rigidity is further improved.
図１〜図３は本発明の実施例を示すものである。 1 to 3 show an embodiment of the present invention.
【図１】イ、ロ、ハ、ニは種々な構成の内装基材の部分
断面図FIG. 1 is a partial sectional view of an interior base material having various configurations.
【図２】成形状態説明図FIG. 2 is an explanatory view of a molding state.
【図３】天井材斜視図FIG. 3 is a perspective view of a ceiling material.
1,21,31,41 内装基材（積層マット） 2 複合繊維マット 3 ガラス繊維マット（無機繊維マット） 4 低融点繊維層 1,21,31,41 Interior base material (laminated mat) 2 Composite fiber mat 3 Glass fiber mat (inorganic fiber mat) 4 Low melting fiber layer
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 3D023 BA01 BB03 BC01 BD01 BE04 BE07 BE10 BE31 4F100 AA01B AD00 AG00 AK04 AK07 AK41 AK46 BA02 BA03 BA07 BA10A BA10C BA12 DG01C DG13B DG13C DG14A DG15B DG15C DG20A GB33 JA04A JA04C JK01 JL01 ──────────────────────────────────────────────────続 き Continued on front page F term (reference)
Claims (2)
複合繊維のマットと、無機繊維マットとの積層マットか
らなることを特徴とする内装基材1. An interior substrate comprising a laminated mat of a composite fiber mat having a low melting point component as a sheath and a high melting point fiber as a core, and an inorganic fiber mat.
として低融点繊維層が積層されている請求項１に記載の
内装基材2. The interior substrate according to claim 1, wherein a low melting point fiber layer is laminated as a reinforcing layer on one or both surfaces of the laminated mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10348799A JP2000167964A (en) | 1998-12-08 | 1998-12-08 | Interior base material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10348799A JP2000167964A (en) | 1998-12-08 | 1998-12-08 | Interior base material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000167964A true JP2000167964A (en) | 2000-06-20 |
Family
ID=18399450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10348799A Withdrawn JP2000167964A (en) | 1998-12-08 | 1998-12-08 | Interior base material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000167964A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010110312A1 (en) * | 2009-03-24 | 2010-09-30 | 積水化学工業株式会社 | Laminate for vehicular exterior trim, process for producing same, and vehicular exterior trim |
-
1998
- 1998-12-08 JP JP10348799A patent/JP2000167964A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010110312A1 (en) * | 2009-03-24 | 2010-09-30 | 積水化学工業株式会社 | Laminate for vehicular exterior trim, process for producing same, and vehicular exterior trim |
| CN102341296A (en) * | 2009-03-24 | 2012-02-01 | 积水化学工业株式会社 | Laminate for vehicular exterior trim, process for producing same, and vehicular exterior trim |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20060307 |