CA3005036A1 - Acoustic prepregs, cores and composite articles and methods of using them - Google Patents

Acoustic prepregs, cores and composite articles and methods of using them Download PDF

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Publication number
CA3005036A1
CA3005036A1 CA3005036A CA3005036A CA3005036A1 CA 3005036 A1 CA3005036 A1 CA 3005036A1 CA 3005036 A CA3005036 A CA 3005036A CA 3005036 A CA3005036 A CA 3005036A CA 3005036 A1 CA3005036 A1 CA 3005036A1
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CA
Canada
Prior art keywords
expandable graphite
thermoplastic
composite article
graphite material
article
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.)
Pending
Application number
CA3005036A
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English (en)
French (fr)
Inventor
Ruomiao Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hanwha Azdel Inc
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Hanwha Azdel Inc
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Filing date
Publication date
Application filed by Hanwha Azdel Inc filed Critical Hanwha Azdel Inc
Publication of CA3005036A1 publication Critical patent/CA3005036A1/en
Pending legal-status Critical Current

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    • 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
    • B29C44/08—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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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    • 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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    • 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
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    • B29C70/025—Combinations of fibrous reinforcement and non-fibrous material with particular filler
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    • B29C70/504—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC] using rollers or pressure bands
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    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
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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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
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    • B32B2262/103—Metal fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B32B2264/10—Inorganic particles
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    • B32B2264/108—Carbon, e.g. graphite particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0221—Vinyl resin
    • B32B2266/0228—Aromatic vinyl resin, e.g. styrenic (co)polymers
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    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0221—Vinyl resin
    • B32B2266/0235—Vinyl halide, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/025—Polyolefin
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0264—Polyester
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/07—Parts immersed or impregnated in a matrix
    • B32B2305/076—Prepregs
    • 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

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  • 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)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Building Environments (AREA)
  • Reinforced Plastic Materials (AREA)
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Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6525882B2 (ja) * 2012-11-13 2019-06-05 ハンファ アズデル インコーポレイテッド フリムを含む物品およびそれらを用いる方法
AU2016353810A1 (en) * 2015-11-11 2018-06-28 Hanwha Azdel, Inc. Acoustic prepregs, cores and composite articles and methods of using them
US20190010698A1 (en) * 2017-07-06 2019-01-10 Timm Bierman Impact resistant composite wallboard
JP7587421B2 (ja) * 2018-01-05 2024-11-20 ハンファ アズデル インコーポレイテッド 難燃性および騒音低減性を提供する複合物品
US20200001568A1 (en) * 2018-06-06 2020-01-02 Liqing Wei Composite articles including textured films and furniture articles including them
WO2020014467A1 (en) * 2018-07-11 2020-01-16 Magna Exteriors Inc. Light weight fire resistant smc composition
JP7169797B2 (ja) * 2018-07-19 2022-11-11 株式会社イノアックコーポレーション 吸遮音材とその製造方法
US11929054B2 (en) * 2018-08-02 2024-03-12 Maxell, Ltd. Soundproof material
WO2020034117A1 (en) * 2018-08-15 2020-02-20 3M Innovative Properties Company Silicone sealer compositions
US11634550B2 (en) * 2019-02-01 2023-04-25 Hanwha Azdel, Inc. Methods of improving lofting agent retention using bicomponent fibers
EP3917746A4 (en) * 2019-02-01 2023-01-11 Hanwha Azdel, Inc. LIGHTWEIGHT REINFORCED THERMOPLASTIC COMPOSITES WITH BICOMPONENT FIBERS
DE102019109462A1 (de) * 2019-04-10 2020-10-15 Adler Pelzer Holding Gmbh Beschichtetes Kraftfahrzeuginnenraum-Verkleidungsteil
JP7645814B2 (ja) * 2019-04-25 2025-03-14 スリーエム イノベイティブ プロパティズ カンパニー 音響物品及びその方法
WO2021011932A2 (en) * 2019-07-18 2021-01-21 Hanwha Azdel, Inc. Composite articles with reduced discoloration and methods of promoting or reducing color changes in composite articles
US10793201B1 (en) * 2020-02-19 2020-10-06 Aerlyte, Inc. Pickup truck cargo box subassembly
KR102633172B1 (ko) * 2021-12-21 2024-02-02 심상칠 현무암 흡음재 적용으로 내열성을 강화하고 저주파수 대역 소음 저감이 가능한 선박 엔진용 친환경 하이브리드 소음기
JPWO2023248479A1 (enExample) * 2022-06-24 2023-12-28
US20250187301A1 (en) * 2023-12-12 2025-06-12 Johns Manville Multi-functional acoustical foam board

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8400290D0 (en) 1984-01-06 1984-02-08 Wiggins Teape Group Ltd Fibre reinforced plastics structures
US4643940A (en) * 1984-08-06 1987-02-17 The Dow Chemical Company Low density fiber-reinforced plastic composites
GB8527023D0 (en) 1985-11-01 1985-12-04 Wiggins Teape Group Ltd Moulded fibre reinforced plastic articles
GB8618726D0 (en) 1986-07-31 1986-09-10 Wiggins Teape Group Ltd Thermoplastics material
GB8618729D0 (en) 1986-07-31 1986-09-10 Wiggins Teape Group Ltd Fibrous structure
GB8712522D0 (en) 1987-05-28 1987-07-01 Wiggins Teape Group Ltd Forming particulate layers
GB8818425D0 (en) 1988-08-03 1988-09-07 Wiggins Teape Group Ltd Plastics material
US5389716A (en) * 1992-06-26 1995-02-14 Georgia-Pacific Resins, Inc. Fire resistant cured binder for fibrous mats
GB2273100B (en) * 1992-11-18 1997-01-08 Environmental Seals Ltd Intumescent products
FR2713249B1 (fr) 1993-12-02 1996-01-19 Arjo Wiggins Sa Feuille papetière pour stratifiés résistant à l'abrasion.
JPH11342552A (ja) * 1998-06-01 1999-12-14 Unitika Ltd 軽量ガラスクロス積層体及びその製造方法
JP2002030262A (ja) * 2000-07-14 2002-01-31 Bridgestone Corp シート状発泡接着剤及びこれを用いた発泡性積層材料
US20030176131A1 (en) * 2002-03-15 2003-09-18 Tilton Jeffrey A. Insulating material
US6923494B2 (en) 2002-08-23 2005-08-02 General Electric Company Pedestrian energy absorber for automotive vehicles
US20050281999A1 (en) * 2003-03-12 2005-12-22 Petritech, Inc. Structural and other composite materials and methods for making same
US7157034B2 (en) 2003-04-03 2007-01-02 Azdel, Inc. Twin-sheet thermoforming process
JP4098227B2 (ja) * 2003-09-02 2008-06-11 名古屋油化株式会社 難燃性繊維シートの製造方法、およびそれによって得られた難燃性繊維シートからなる成形物と積層物、並びにその積層物を用いた成形物
US7138023B2 (en) * 2003-10-17 2006-11-21 Owens-Corning Fiberglas Technology, Inc. Development of thermoplastic composites using wet use chopped strand (WUCS)
US20050095415A1 (en) 2003-10-30 2005-05-05 Raghavendran Venkat K. Glass mat thermoplastic composite
US7605188B2 (en) * 2004-12-31 2009-10-20 Owens Corning Intellectual Capital, Llc Polymer foams containing multi-functional layered nano-graphite
US20050164023A1 (en) 2004-01-26 2005-07-28 Davis Scott M. Structurally reinforced resinous article and method of making
US7837911B2 (en) 2004-01-26 2010-11-23 Sabic Innovative Plastics Ip B.V. Methods of forming a layered article
US7244501B2 (en) 2004-03-26 2007-07-17 Azdel, Inc. Fiber reinforced thermoplastic sheets with surface coverings
US7318498B2 (en) 2004-04-06 2008-01-15 Azdel, Inc. Decorative interior sound absorbing panel
TWI353303B (en) * 2004-09-07 2011-12-01 Toray Industries Sandwich structure and integrated molding using th
US7918313B2 (en) * 2005-04-01 2011-04-05 Buckeye Technologies Inc. Nonwoven material for acoustic insulation, and process for manufacture
JP4709609B2 (ja) * 2005-08-08 2011-06-22 株式会社イノアックコーポレーション 難燃性遮音材、及びその製造方法
JP2007156309A (ja) * 2005-12-08 2007-06-21 Swcc Showa Device Technology Co Ltd 吸音材
WO2008005936A2 (en) * 2006-06-30 2008-01-10 Buckeye Technologies Inc. Fire retardant nonwoven material and process for manufacture
JP4908084B2 (ja) 2006-07-06 2012-04-04 名古屋油化株式会社 吸音性表面材料およびそれを使用した成形物
US20090292032A1 (en) * 2008-05-02 2009-11-26 Gupta Laxmi C Fire retardant foam and methods of use
US20100021718A1 (en) * 2008-07-23 2010-01-28 Sandra Fritz Vos Thermoplastic composite material with improved smoke generation, heat release, and mechanical properties
CN101659778A (zh) * 2008-10-23 2010-03-03 青岛科技大学 一种膨胀无卤阻燃abs复合材料
GB0904922D0 (en) * 2009-03-21 2009-05-06 Technical Fibre Products Ltd Intumescent material
US8100226B2 (en) * 2009-12-22 2012-01-24 Usg Interiors, Inc. Porous nonwoven scrims in acoustical panels
WO2012037225A2 (en) 2010-09-14 2012-03-22 Sabic Innovative Plastics Ip B.V. Reinforced thermoplastic articles, compositions for the manufacture of the articles, methods of manufacture, and articles formed therefrom
EP2503040A1 (en) * 2011-03-23 2012-09-26 Autoneum Management AG Moulded multilayer lining
DE102011107693A1 (de) * 2011-07-13 2013-01-17 Otto Bock Schaumsysteme Gmbh Erhöhung der Schallabsorption in Dämmstoffen
FR2979308B1 (fr) * 2011-08-24 2013-09-27 Faurecia Automotive Ind Ensemble d'insonorisation, notamment pour un vehicule automobile
EP2581216A1 (en) * 2011-10-12 2013-04-17 Dow Global Technologies LLC Panel with fire barrier
US20130244528A1 (en) 2012-03-13 2013-09-19 Sabic Innovative Plastics Ip B.V. Reinforced thermoplastic articles, compositions for the manufacture of the articles, methods of manufacture, and articles formed therefrom
US9441140B2 (en) * 2012-07-12 2016-09-13 Firestone Building Products Co., LLC Asphaltic sheet materials including expandable graphite
US9399707B2 (en) * 2012-07-25 2016-07-26 J.M. Huber Corporation Use of alumina trihydrate in composites
JP6525882B2 (ja) * 2012-11-13 2019-06-05 ハンファ アズデル インコーポレイテッド フリムを含む物品およびそれらを用いる方法
AU2016353810A1 (en) * 2015-11-11 2018-06-28 Hanwha Azdel, Inc. Acoustic prepregs, cores and composite articles and methods of using them

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EP3374144B1 (en) 2025-04-16
KR102507982B1 (ko) 2023-03-09
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JP2021193449A (ja) 2021-12-23
US20170129145A1 (en) 2017-05-11
CN108778664B (zh) 2021-11-26
AU2022275431A1 (en) 2023-01-05
CN108778664A (zh) 2018-11-09
JP6936798B2 (ja) 2021-09-22
WO2017082958A1 (en) 2017-05-18
JP2023175943A (ja) 2023-12-12
AU2016353810A1 (en) 2018-06-28
AU2025271188A1 (en) 2025-12-18
JP2018536896A (ja) 2018-12-13
EP3374144A1 (en) 2018-09-19

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