JP6936798B2 - 音響プリプレグ、コア及び複合品、ならびにそれらの使用方法 - Google Patents
音響プリプレグ、コア及び複合品、ならびにそれらの使用方法 Download PDFInfo
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- JP6936798B2 JP6936798B2 JP2018524226A JP2018524226A JP6936798B2 JP 6936798 B2 JP6936798 B2 JP 6936798B2 JP 2018524226 A JP2018524226 A JP 2018524226A JP 2018524226 A JP2018524226 A JP 2018524226A JP 6936798 B2 JP6936798 B2 JP 6936798B2
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Images
Classifications
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- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/08—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles using several expanding or moulding steps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/128—Internally reinforcing constructional elements, e.g. beams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/02—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising combinations of reinforcements, e.g. non-specified reinforcements, fibrous reinforcing inserts and fillers, e.g. particulate fillers, incorporated in matrix material, forming one or more layers and with or without non-reinforced or non-filled layers
- B29C70/021—Combinations of fibrous reinforcement and non-fibrous material
- B29C70/025—Combinations of fibrous reinforcement and non-fibrous material with particular filler
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
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-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
-
- 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
- B32B2419/00—Buildings or parts thereof
-
- 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
-
- 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
- B32B2607/00—Walls, panels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Textile Engineering (AREA)
- Laminated Bodies (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Building Environments (AREA)
- Reinforced Plastic Materials (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Description
本出願は、2015年11月11日に出願された、米国仮出願第62/253,843号に関連し、これに優先権、及びこれの利益を主張し、その開示全体は、本明細書によるすべての目的のために参照により本明細書に援用される。
特定の実施形態は、添付の図面を参照して記述される。
Claims (20)
- 多孔質コア層を含む熱可塑性複合品を製造する方法であって、
前記多孔質コア層は複数の強化繊維、1つの熱可塑性材料、及び1つの膨張性黒鉛材料を含み、
前記膨張性黒鉛材料のいかなる実質的なロフティングもなしで前記熱可塑性材料の融点を超える第一温度へ、前記強化繊維、前記熱可塑性材料、及び前記膨張性黒鉛材料を加熱し、前記熱可塑性材料、前記膨張性黒鉛材料、及び前記強化繊維を含むウェブを形成し、
前記多孔質コア層が4mmの厚さを超えないときに、前記熱可塑性複合品は2010年のASTM E1050により試験した場合に2400Hzにおいて少なくとも0.2の製造時状態における吸音率を与える、
ことを備える、前記方法。 - 前記熱可塑性複合品を成形することなく建築用パネルとして前記熱可塑性複合品を使用することをさらに備える、請求項1に記載の方法。
- 2010年のASTM E1050により試験した場合に2400Hzにおいて少なくとも0.2の前記吸音率を与えながら、3.5mmより厚くはないように前記熱可塑性複合品の厚さを構成することをさらに備える、請求項1に記載の方法。
- 2010年のASTM E1050により試験した場合に2400Hzにおいて少なくとも0.2の前記吸音率を与えながら、2mmより厚くはないように前記熱可塑性複合品の厚さを構成することをさらに備える、請求項1に記載の方法。
- 4mm未満の厚さへ前記多孔質コア層を圧縮することをさらに備える、請求項1に記載の方法。
- 2mm未満の厚さへ前記多孔質コア層を圧縮することをさらに備える、請求項1に記載の方法。
- 前記熱可塑性複合品の1つの表面上にスクリムにより前記熱可塑性複合品を構成することをさらに備える、請求項1に記載の方法。
- 前記熱可塑性複合品の対向する表面上に追加のスクリムにより前記熱可塑性複合品を構成することをさらに備え、前記スクリム及び前記追加のスクリムのうちの少なくとも1つは、オープンセル構造を備える、請求項7に記載の方法。
- 前記熱可塑性材料を含む前記多孔質コア層のバランスに関して、約30〜60重量パーセントの前記強化繊維としてのガラス繊維、及び約5〜15重量パーセントの膨張性黒鉛材料により前記多孔質コア層を構成することをさらに備える、請求項1に記載の方法。
- 前記膨張性黒鉛材料の少なくとも85重量%の炭素含有量、前記膨張性黒鉛材料の1重量%未満の水分含有量を有するように、前記膨張性黒鉛材料の4重量%未満の硫黄含有量を有するように、ならびに前記膨張性黒鉛材料の270:1g/cc以下の膨張比、及び任意選択で5〜10の有効なpH範囲を有するように前記膨張性黒鉛材料を選択することをさらに備える、請求項9に記載の方法。
- 混合物内で熱可塑性材料、強化繊維、及び膨張性黒鉛材料を混合させ、撹拌された水溶性発泡体を形成し、
前記撹拌された水溶性発泡体をワイヤ支持体上に配置し、
前記配置された前記撹拌された水溶性発泡体から水を排出してウェブを形成し、
前記ウエブ中の前記熱可塑性材料の融解温度以上の第一温度へ前記ウェブを加熱し、前記第一温度は前記膨張性黒鉛材料の実質的なロフティングが発生しないように選択され、
4mmを超えない厚さへ前記加熱されたウェブを圧縮し、熱可塑性複合品を提供し、
前記熱可塑性複合品のいかなる成形もせずに前記提供された熱可塑性複合品を使用し、前記圧縮されたウェブが4mmを超えない厚さを有するときに、前記熱可塑性複合品は2010年のASTM E1050により試験した場合に2400Hzにおいて少なくとも0.2の吸音率を与える、
ことを備える、方法。 - 前記圧縮は、1セットのローラーに前記加熱されたウェブを通し、4mmを超えない前記厚さを提供することを備える、請求項11に記載の方法。
- 前記膨張性黒鉛材料が前記撹拌された水溶性発泡体内に均質に分散するまで前記撹拌された水溶性発泡体を混合することをさらに備える、請求項11に記載の方法。
- 前記ウェブを圧縮する前に前記熱可塑性複合品の少なくとも1つの表面へスクリムをさらに適用する、請求項11に記載の方法。
- 前記ウェブを圧縮した後に前記熱可塑性複合品の少なくとも1つの表面へスクリムをさらに適用する、請求項11に記載の方法。
- 前記ウェブが2mmを超えないように圧縮されるときに、2010年のASTM E1050により試験した場合に2400Hzにおいて少なくとも0.2の吸音率を与える熱可塑性複合品を提供するように2mmを超えない厚さに前記ウェブを圧縮することをさらに備える、請求項11に記載の方法。
- 前記熱可塑性複合品と実質的に同一の組成物及び厚さを有する第二熱可塑性複合品に前記熱可塑性複合品をカップリングすることをさらに備える、請求項11に記載の方法。
- 前記熱可塑性複合品と実質的に同一の組成物、及び異なる厚さを有する第二熱可塑性複合品へ前記熱可塑性複合品をカップリングすることをさらに備える、請求項11に記載の方法。
- 前記異なる厚さを有する前記第二熱可塑性複合品は、4mm厚を超えない、請求項18に記載の方法。
- 前記膨張性黒鉛材料の少なくとも85重量%の炭素含有量、前記膨張性黒鉛材料の1重量%未満の水分含有量を有するように、前記膨張性黒鉛材料の4重量%未満の硫黄含有量を有するように、ならびに前記膨張性黒鉛材料の270:1g/cc以下の膨張比、及び任意選択で5〜10の有効なpH範囲を有するように前記膨張性黒鉛材料を選択することをさらに備える、請求項11に記載の方法。
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JP2023173812A JP2023175943A (ja) | 2015-11-11 | 2023-10-05 | 音響プリプレグ、コア及び複合品、ならびにそれらの使用方法 |
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US20170129145A1 (en) | 2017-05-11 |
KR102507982B1 (ko) | 2023-03-09 |
JP2021193449A (ja) | 2021-12-23 |
JP2018536896A (ja) | 2018-12-13 |
CN108778664B (zh) | 2021-11-26 |
CN108778664A (zh) | 2018-11-09 |
CA3005036A1 (en) | 2017-05-18 |
AU2016353810A1 (en) | 2018-06-28 |
JP2023175943A (ja) | 2023-12-12 |
WO2017082958A1 (en) | 2017-05-18 |
KR20180084867A (ko) | 2018-07-25 |
EP3374144A1 (en) | 2018-09-19 |
AU2022275431A1 (en) | 2023-01-05 |
EP3374144A4 (en) | 2019-07-17 |
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