JPWO2020051134A5 - - Google Patents

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JPWO2020051134A5
JPWO2020051134A5 JP2021512562A JP2021512562A JPWO2020051134A5 JP WO2020051134 A5 JPWO2020051134 A5 JP WO2020051134A5 JP 2021512562 A JP2021512562 A JP 2021512562A JP 2021512562 A JP2021512562 A JP 2021512562A JP WO2020051134 A5 JPWO2020051134 A5 JP WO2020051134A5
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support element
shaped support
core layer
porous core
applying
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JP2021512562A
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JP7470676B2 (en
JP2021535862A (en
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Priority claimed from PCT/US2019/049331 external-priority patent/WO2020051134A1/en
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Claims (20)

エアバッグの展開を可能にするように構成された複合材料を含む車両ヘッドライナーを製造する方法であって、
熱可塑性材料及び強化繊維の実質的に均質な混合物を含む分散液を成形支持要素の上に配置することと、
前記配置した発泡体を含む成形支持要素の全体に満たない表面に圧力を与えて、ウェブの異なる領域で可変坪量を含む多孔質ウェブを提供することと、
前記可変坪量を含む前記多孔質ウェブを乾燥させて、多孔質コア層の幅全体にわたって可変坪量を有する前記多孔質コア層を含む複合材料を提供することと
を含む、前記方法。 A method of manufacturing a vehicle headliner including a composite material configured to enable deployment of an airbag, comprising:
disposing a dispersion comprising a substantially homogeneous mixture of thermoplastic material and reinforcing fibers over a shaped support element;
applying pressure to less than the entire surface of the shaped support element comprising the disposed foam to provide a porous web comprising a variable basis weight in different regions of the web;
drying the porous web comprising the variable basis weight to provide a composite material comprising the porous core layer having a variable basis weight across the width of the porous core layer. 前記配置された分散液を含む前記成形支持要素の下側に負圧を与えることをさらに含む、請求項１に記載の方法。 2. The method of claim 1, further comprising applying a negative pressure to the underside of said shaped support element containing said disposed dispersion. 前記配置された分散液を含む前記成形支持要素の中心領域に前記負圧を与えて、前記中心領域に前記多孔質コア層の端縁においてよりもより高い坪量を与えることをさらに含む、請求項１に記載の方法。 applying said negative pressure to a central region of said shaped support element containing said disposed dispersion to provide said central region with a higher basis weight than at edges of said porous core layer. Item 1. The method according to item 1. 前記配置された分散液を含む前記成形支持要素の上側に正圧を与えることをさらに含む、請求項１に記載の方法。 2. The method of claim 1, further comprising applying a positive pressure to an upper side of said shaped support element containing said disposed dispersion. 前記配置された分散液を含む前記成形支持要素の中心領域に前記正圧を与えて、前記中心領域に前記多孔質コア層の端縁においてよりもより高い坪量を与えることをさらに含む、請求項４に記載の方法。 applying said positive pressure to a central region of said shaped support element containing said disposed dispersion to provide said central region with a higher basis weight than at edges of said porous core layer. Item 4. The method according to item 4. 前記配置された分散液を含む前記成形支持要素の下側に負圧を与えること、及び前記配置された分散液を含む前記成形支持要素の上側に負圧を与えることをさらに含む、請求項１に記載の方法。 2. The method of claim 1, further comprising: applying a negative pressure to an underside of said shaped support element containing said disposed dispersion; and applying a negative pressure to an upper side of said shaped support element containing said disposed dispersion. The method described in . 前記成形支持要素の前記下側に、前記成形支持要素の中心領域での前記成形支持要素の前記上側で与えられる前記負圧よりも大きい負圧を与えて、前記中心領域に、前記多孔質コア層の端縁においてよりもより高い坪量を与えることをさらに含む、請求項６に記載の方法。 subjecting the underside of the shaped support element to a negative pressure that is greater than the negative pressure provided at the top side of the shaped support element at a central region of the shaped support element such that the central region is exposed to the porous core; 7. The method of claim 6, further comprising providing a higher basis weight than at the edges of the layer. 前記成形支持要素の下側に負圧を与えること、及び前記成形支持要素の上側に正圧を与えることをさらに含む、請求項１に記載の方法。 2. The method of claim 1, further comprising applying a negative pressure to the underside of the shaped support element and applying a positive pressure to the upper side of the shaped support element. 前記成形支持要素の前記下側に与えられる前記負圧が、前記成形支持要素の前記下側全体にわたって実質的に均一になるように構成すること、及び前記上側の圧力を前記成形支持要素の中心領域においてより大きくなるように構成して、前記中心領域に、前記多孔質コア層の端縁においてよりもより高い坪量を与えることをさらに含む、請求項８に記載の方法。 configuring said negative pressure applied to said underside of said shaping support element to be substantially uniform across said underside of said shaping support element; 9. The method of claim 8, further comprising configuring to be larger in regions to provide a higher basis weight in the central region than at edges of the porous core layer. 前記成形支持要素の下側にマスクを配置すること、及び前記配置したマスクによって覆われていない前記ウェブの領域に負圧を与えることをさらに含む、請求項１に記載の方法。 2. The method of claim 1, further comprising placing a mask under the shaping support elements and applying a negative pressure to areas of the web not covered by the placed mask. 前記多孔質コア層の第１の表面に第１の表皮を配置することをさらに含む、請求項１に記載の方法。 2. The method of claim 1, further comprising disposing a first skin on the first surface of said porous core layer. 前記配置された第１の表皮が可変坪量を含む、請求項１１に記載の方法。 12. The method of claim 11, wherein the deployed first skin comprises a variable basis weight. 前記多孔質層の第２の表面に第２の表皮を配置することをさらに含む、請求項１１に記載の方法。 12. The method of claim 11, further comprising placing a second skin on a second surface of said porous layer. 前記配置された第２の表皮が可変坪量を含む、請求項１３に記載の方法。 14. The method of claim 13, wherein the deployed second skin comprises a variable basis weight. 第２の多孔質コア層を前記多孔質コア層に結合することをさらに含む、請求項１に記載の方法。 2. The method of claim 1, further comprising bonding a second porous core layer to said porous core layer. 前記第２の多孔質コア層が、前記第２の多孔質コア層の異なる領域で実質的に均一な坪量を含む、請求項１５に記載の方法。 16. The method of claim 15, wherein the second porous core layer comprises a substantially uniform basis weight in different regions of the second porous core layer. 前記第２の多孔質コア層が、前記第２の多孔質コア層の異なる領域で可変坪量を含む、請求項１５に記載の方法。 16. The method of claim 15, wherein the second porous core layer comprises variable basis weights in different regions of the second porous core layer. 第１の表皮を前記多孔質コア層の第１の表面に結合することをさらに含む、請求項１５に記載の方法。 16. The method of claim 15, further comprising bonding a first skin to the first surface of said porous core layer. 装飾層を前記配置された第２の表皮に結合することをさらに含む、請求項１３に記載の方法。 14. The method of claim 13, further comprising bonding a decorative layer to the disposed second skin. 前記圧力が前記成形支持要素に与えられている間に、前記分散液を前記成形支持層に配置することをさらに含む、請求項１に記載の方法。 2. The method of claim 1, further comprising placing the dispersion on the shaped support layer while the pressure is applied to the shaped support element.
JP2021512562A 2018-09-04 2019-09-03 Core Layer and Composite Article Having Variable Basis Weight - Patent application Active JP7470676B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862726681P 2018-09-04 2018-09-04
US62/726,681 2018-09-04
PCT/US2019/049331 WO2020051134A1 (en) 2018-09-04 2019-09-03 Core layers and composite articles with a variable basis weight

Publications (3)

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JP2021535862A JP2021535862A (en) 2021-12-23
JPWO2020051134A5 true JPWO2020051134A5 (en) 2022-09-12
JP7470676B2 JP7470676B2 (en) 2024-04-18

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US (1) US11364858B2 (en)
EP (1) EP3847059B1 (en)
JP (1) JP7470676B2 (en)
KR (1) KR20210098433A (en)
CN (1) CN113316532B (en)
AU (1) AU2019334976A1 (en)
CA (1) CA3111324A1 (en)
WO (1) WO2020051134A1 (en)

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