CN101835677B - 可膨胀的填料嵌入物和该可膨胀的填料嵌入物的制备方法 - Google Patents

可膨胀的填料嵌入物和该可膨胀的填料嵌入物的制备方法 Download PDF

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Publication number
CN101835677B
CN101835677B CN200780043991.XA CN200780043991A CN101835677B CN 101835677 B CN101835677 B CN 101835677B CN 200780043991 A CN200780043991 A CN 200780043991A CN 101835677 B CN101835677 B CN 101835677B
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CN
China
Prior art keywords
cavity
expandable filler
filler insert
insert
continuous structure
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.)
Active
Application number
CN200780043991.XA
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English (en)
Chinese (zh)
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CN101835677A (zh
Inventor
让-皮埃尔·莫内
德尔菲娜·勒克莱尔
格雷戈里·马内特
卡尔·韦舍
丹尼尔·鲁道夫
马蒂亚斯·耶尼兴
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Henkel AG and Co KGaA
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Henkel AG and Co KGaA
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Publication of CN101835677A publication Critical patent/CN101835677A/zh
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08Insulating elements, e.g. for sound insulation
    • B60R13/0815Acoustic or thermal insulation of passenger compartments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02Shaping 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
    • B29C44/12Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/18Filling preformed cavities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02Shaping 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
    • B29C44/12Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/18Filling preformed cavities
    • B29C44/188Sealing off parts of the cavities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/56After-treatment of articles, e.g. for altering the shape
    • B29C44/5627After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B29C44/5654Subdividing foamed articles to obtain particular surface properties, e.g. on multiple modules
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08Insulating elements, e.g. for sound insulation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/04Door pillars ; windshield pillars
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D29/00Superstructures, understructures, or sub-units thereof, characterised by the material thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D29/00Superstructures, understructures, or sub-units thereof, characterised by the material thereof
    • B62D29/001Superstructures, understructures, or sub-units thereof, characterised by the material thereof characterised by combining metal and synthetic material
    • B62D29/002Superstructures, understructures, or sub-units thereof, characterised by the material thereof characterised by combining metal and synthetic material a foamable synthetic material or metal being added in situ
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24008Structurally defined web or sheet [e.g., overall dimension, etc.] including fastener for attaching to external surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Body Structure For Vehicles (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Molding Of Porous Articles (AREA)
CN200780043991.XA 2006-11-27 2007-11-23 可膨胀的填料嵌入物和该可膨胀的填料嵌入物的制备方法 Active CN101835677B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US86720306P 2006-11-27 2006-11-27
US60/867,203 2006-11-27
DE102007038659A DE102007038659A1 (de) 2007-08-15 2007-08-15 Expandierbares, extrudiertes Formteil und Verfahren zu seiner Herstellung
DE102007038659.3 2007-08-15
PCT/EP2007/062746 WO2008065049A1 (en) 2006-11-27 2007-11-23 Expandable filler insert and methods of producing the expandable filler insert

Publications (2)

Publication Number Publication Date
CN101835677A CN101835677A (zh) 2010-09-15
CN101835677B true CN101835677B (zh) 2014-08-20

Family

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CN200780043991.XA Active CN101835677B (zh) 2006-11-27 2007-11-23 可膨胀的填料嵌入物和该可膨胀的填料嵌入物的制备方法

Country Status (10)

Country Link
US (1) US20110024933A1 (enExample)
EP (1) EP2084051B1 (enExample)
JP (1) JP5523106B2 (enExample)
KR (1) KR101425839B1 (enExample)
CN (1) CN101835677B (enExample)
CA (1) CA2670779C (enExample)
DE (1) DE102007038659A1 (enExample)
ES (1) ES2569213T3 (enExample)
HU (1) HUE028907T2 (enExample)
WO (1) WO2008065049A1 (enExample)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007061860A1 (de) 2007-12-19 2009-06-25 Henkel Ag & Co. Kgaa Thermoplast-haltige Epoxidharze und deren Verarbeitung durch Extrusion oder Spritzguss
EP2242634B1 (en) 2008-01-16 2020-03-25 Sika Technology AG System and method for producing an extruded expandable barrier
EP2151369A1 (de) * 2008-08-04 2010-02-10 Sika Technology AG Dichtteil aus schäumbarem Material
EP2261104A1 (de) * 2009-06-10 2010-12-15 Sika Technology AG Element zur Abdichtung oder Verstärkung eines Hohlraumes und Verfahren zur Einbringung eines solchen Elements in den Hohlraum eines Bauelementes
GB201006478D0 (en) * 2010-04-19 2010-06-02 Zephyros Inc Improvements in or relatigng to automobile components
FR2962087B1 (fr) 2010-06-29 2012-08-03 Renault Sa Dispositif et procede d'etancheite d'une ouverture a cheval sur deux surfaces de carrosserie automobile formant un angle
BR112013013989B1 (pt) 2010-12-08 2022-02-08 Zephyros, Inc Dispositivo de vedação para uma cavidade e método para vedar uma cavidade
JP5707484B2 (ja) * 2011-03-11 2015-04-30 イイダ産業株式会社 発泡性充填具
CN102259443A (zh) * 2011-04-13 2011-11-30 浙江吉利汽车研究院有限公司 一种汽车空腔阻隔胶板及其制备方法
CN102328625B (zh) * 2011-06-03 2013-01-16 浙江吉利汽车研究院有限公司 汽车空腔阻隔件及其使用方法
WO2012177830A2 (en) * 2011-06-21 2012-12-27 Zephyros, Inc. Integrated fastening system
KR20140104458A (ko) * 2011-11-29 2014-08-28 제피로스, 인크. 멀티-파트 인서트
KR101338819B1 (ko) * 2011-12-01 2013-12-06 기아자동차주식회사 충진패드 및 이의 발포방법
US8967327B2 (en) 2012-03-20 2015-03-03 Zephyros, Inc. Baffle assembly
WO2013184194A1 (en) 2012-06-08 2013-12-12 Zephyros, Inc. Baffle with expanding material
DE102013222815B4 (de) * 2013-11-11 2022-05-05 Bayerische Motoren Werke Aktiengesellschaft Strukturbauteil für ein Kraftfahrzeug
EP2883781A1 (en) * 2013-12-13 2015-06-17 Sika Technology AG Lightweight baffle or reinforcement element and method for producing such a lightweight baffle or reinforcement element
JP6441310B2 (ja) * 2014-03-14 2018-12-19 本田技研工業株式会社 車体骨格構造
FR3023759B1 (fr) * 2014-07-16 2016-08-19 Centre D'etude Et De Rech Pour L'automobile (Cera) Capot de protection acoustique pour encapsuler un composant de vehicule automobile
CN114312602B (zh) 2015-04-30 2024-08-30 泽菲罗斯有限公司 用于密封、隔挡或加固的构件
DE102016103641A1 (de) * 2016-03-01 2017-09-07 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Verfahren zur Verstärkung eines Fahrzeugstrukturteils
BR112018069657A2 (pt) * 2016-04-21 2019-02-12 Zephyros Inc dispositivo de vedação de membro tubular
US10480556B1 (en) * 2016-04-28 2019-11-19 Nissan Motor Co., Ltd. Member joining method
ES2887114T5 (en) 2016-05-12 2025-03-05 3M Innovative Properties Company Structural adhesive film
ES2662718B1 (es) * 2016-10-05 2019-01-22 Illinois Tool Works Dispositivo termo-expandible en carrocerías de vehículos automóviles
US10723286B2 (en) 2016-11-21 2020-07-28 Honda Motor Co., Ltd. Separator for a motor vehicle
FR3060517B1 (fr) * 2016-12-15 2019-06-14 Compagnie Plastic Omnium Element automobile en materiau thermodurcissable comprenant au moins un clip
FR3065702B1 (fr) * 2017-04-28 2021-01-01 Peugeot Citroen Automobiles Sa Insert de renfort d'un element de carrosserie de vehicule automobile, incorporant un materiau d'etancheite expansible a la chaleur.
CN107235017A (zh) * 2017-06-16 2017-10-10 奇瑞汽车股份有限公司 一种汽车隔音结构及其制造方法
WO2019029989A1 (de) * 2017-08-07 2019-02-14 Sika Technology Ag System eines abgedichteten und verstärkten strukturelementes
KR101959198B1 (ko) * 2017-09-27 2019-03-19 (주)화신정공 차량용 링크 제조방법 및 제조장치
DE102018109066A1 (de) * 2018-04-17 2019-10-17 Auria Solutions Uk I Ltd. Abdeckung, insbesondere für den Motor eines Kraftfahrzeugs
USD938887S1 (en) 2018-06-21 2021-12-21 Zephyros, Inc. Sealing device
KR102618225B1 (ko) * 2018-08-31 2023-12-27 시카 테크놀러지 아게 구조 요소를 차폐시키기 위한 시스템
KR102713510B1 (ko) * 2018-08-31 2024-10-04 시카 테크놀러지 아게 구조 요소를 방음 처리하기 위한 시스템
CN112977629A (zh) * 2018-12-06 2021-06-18 江苏师范大学 驾驶室b柱
EP3747739B1 (en) * 2019-06-07 2025-12-17 Zephyros Inc. Universal high expandable filling member
KR20200141699A (ko) * 2019-06-11 2020-12-21 주식회사 신영 보강 부재
CN110356338A (zh) * 2019-07-26 2019-10-22 奇瑞商用车(安徽)有限公司 一种新能源车空腔降噪结构及其组装膨胀方法
EP3789461A1 (de) * 2019-09-06 2021-03-10 Henkel AG & Co. KGaA Thermisch expandierbare zubereitung
DE102019132868A1 (de) * 2019-12-03 2021-06-10 Henkel Ag & Co. Kgaa Schottteil
WO2021163119A1 (en) * 2020-02-11 2021-08-19 Zephyros, Inc. Exposed structural corner reinforcement
IT202000016498A1 (it) * 2020-07-08 2022-01-08 Automobili Lamborghini Spa Metodo di stampaggio per la realizzazione di un componente monolitico dotato internamente di almeno una cavità
CN117062706A (zh) * 2021-03-24 2023-11-14 科格尔尼克控股有限公司 具有至少一个半壳形部件或外壳的特别是行李箱的容器
CN113230738A (zh) * 2021-05-08 2021-08-10 泰州市俏衣簇纺织有限公司 一种过滤网端部固定机构及其使用方法
EP4328091A1 (de) * 2022-08-24 2024-02-28 Sika Technology AG System eines gedämmten durchgangs

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5866052A (en) * 1996-02-19 1999-02-02 Tokai Rubber Industries, Ltd. Process of manufacturing structural body for automotive vehicle
US6382635B1 (en) * 2000-03-17 2002-05-07 Sika Corporation Double walled baffle

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4861097A (en) 1987-09-18 1989-08-29 Essex Composite Systems Lightweight composite automotive door beam and method of manufacturing same
US4901500A (en) 1987-09-18 1990-02-20 Essex Composite Systems Lightweight composite beam
GB8903211D0 (en) 1989-02-13 1989-03-30 Exxon Chemical Patents Inc Thermoplastic foamable compositions and car body inserts made from such composition
US5212208A (en) 1989-02-13 1993-05-18 Exxon Chemical Patents Inc. Process of insulating a body cavity
US4978562A (en) 1990-02-05 1990-12-18 Mpa Diversified Products, Inc. Composite tubular door beam reinforced with a syntactic foam core localized at the mid-span of the tube
US5385951A (en) 1990-08-08 1995-01-31 Exxon Chemical Patents Inc. Processes for producing foamable parts
US5266133A (en) 1993-02-17 1993-11-30 Sika Corporation Dry expansible sealant and baffle composition and product
JP3340546B2 (ja) * 1994-01-24 2002-11-05 株式会社ネオックスラボ 中空構造物の中空部遮断用発泡性加工体の取り付け構造
US5631304A (en) 1994-10-27 1997-05-20 Hasegawa; Itsuro Method of manufacturing rigid foamed product
US5708042A (en) 1994-10-27 1998-01-13 Hasegawa; Itsuro Method of manufacturing adhesive foamed product
JP3501879B2 (ja) * 1995-07-31 2004-03-02 株式会社ネオックスラボ 中空構造物における発泡性材料の支持構造
JP3073673B2 (ja) * 1995-08-24 2000-08-07 株式会社ネオックスラボ 中空構造物における発泡性材料の取付構造
US6341467B1 (en) * 1996-05-10 2002-01-29 Henkel Corporation Internal reinforcement for hollow structural elements
JPH10323911A (ja) * 1997-05-23 1998-12-08 Neox Lab:Kk 中空構造物における補強用発泡性基材構造
DE19856255C1 (de) 1998-03-20 2000-01-20 Moeller Plast Gmbh Hohlprofil mit Innenversteifung
DE19909270A1 (de) 1999-03-03 2000-09-07 Henkel Teroson Gmbh Hitzehärtbarer, thermisch expandierbarer Formkörper
US6150428A (en) 1999-09-28 2000-11-21 Sika Corporation Expansion temperature tolerant dry expandable sealant and baffle product and method of preparing same
US6830799B1 (en) 1999-10-26 2004-12-14 Orbseal Llc Expandable compositions and methods of making and using the compositions
MXPA02007372A (es) 2000-01-31 2003-02-12 Sika Corp Miembro de refuerzo estructural con material espumoso termicamente expansible nervado.
JP2002079955A (ja) * 2000-09-07 2002-03-19 Iida Sangyo Kk 空隙充填材、及び、空隙充填材固定具
JP2003094475A (ja) * 2001-09-25 2003-04-03 Iida Sangyo Kk 空隙充填材
CA2471368A1 (en) 2001-12-21 2003-07-03 Henkel Teroson Gmbh Expandable epoxy resin-based systems modified with thermoplastic polymers
CN100553929C (zh) * 2002-04-15 2009-10-28 陶氏环球技术公司 改进的车辆结构部件及制造这些部件的方法
DE10240196A1 (de) * 2002-08-28 2004-03-11 Henkel Kgaa Verfahren zum Fixieren von Schottteilen und Bauteile hierfür
DE60309604T2 (de) 2002-12-27 2007-09-13 Dow Global Technologies, Inc., Midland Hitzeaktivierter epoxidklebstoff und verwendung in einem integralschaumstoffeinsatz
DE10302298A1 (de) 2003-01-22 2004-08-05 Henkel Kgaa Hitzehärtbare, thermisch expandierbare Zusammensetzung mit hohem Expansionsgrad
US7125461B2 (en) 2003-05-07 2006-10-24 L & L Products, Inc. Activatable material for sealing, baffling or reinforcing and method of forming same
US7199165B2 (en) 2003-06-26 2007-04-03 L & L Products, Inc. Expandable material
ATE525271T1 (de) * 2003-06-26 2011-10-15 Zephyros Inc Dehnbares material und fixierbares element zur abdichtung, dämpfung oder verstärkung sowie verfahren zu dessen herstellung
JP2005088682A (ja) * 2003-09-16 2005-04-07 Fuji Heavy Ind Ltd クリップ構造
US20050082111A1 (en) * 2003-10-18 2005-04-21 Sika Technology Ag Acoustic baffle
JP4283727B2 (ja) 2004-05-06 2009-06-24 日東電工株式会社 発泡充填部材
US20050260399A1 (en) * 2004-05-19 2005-11-24 L&L Products, Inc. Synthetic material having selective expansion characteristics
JP3970873B2 (ja) * 2004-09-01 2007-09-05 イイダ産業株式会社 発泡充填具及び発泡充填具の取り付け構造
JP2007084015A (ja) * 2005-09-26 2007-04-05 Iida Sangyo Kk 発泡充填具
US8475694B2 (en) * 2005-10-25 2013-07-02 Zephyros, Inc. Shaped expandable material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5866052A (en) * 1996-02-19 1999-02-02 Tokai Rubber Industries, Ltd. Process of manufacturing structural body for automotive vehicle
US6382635B1 (en) * 2000-03-17 2002-05-07 Sika Corporation Double walled baffle

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
JP特开2001-146176A 2001.05.29
JP特开2002-302066A 2002.10.15
JP特开2005-88682A 2005.04.07
JP特开平10-323911A 1998.12.08

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Publication number Publication date
EP2084051A1 (en) 2009-08-05
CA2670779C (en) 2016-02-09
JP5523106B2 (ja) 2014-06-18
CA2670779A1 (en) 2008-06-05
KR101425839B1 (ko) 2014-08-05
US20110024933A1 (en) 2011-02-03
JP2010510921A (ja) 2010-04-08
WO2008065049A1 (en) 2008-06-05
EP2084051B1 (en) 2016-03-09
DE102007038659A1 (de) 2009-02-19
HUE028907T2 (en) 2017-02-28
KR20090095570A (ko) 2009-09-09
ES2569213T3 (es) 2016-05-09
CN101835677A (zh) 2010-09-15

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