FR2521908B1 - Procede de formage de stratifies profiles - Google Patents

Procede de formage de stratifies profiles

Info

Publication number
FR2521908B1
FR2521908B1 FR8221182A FR8221182A FR2521908B1 FR 2521908 B1 FR2521908 B1 FR 2521908B1 FR 8221182 A FR8221182 A FR 8221182A FR 8221182 A FR8221182 A FR 8221182A FR 2521908 B1 FR2521908 B1 FR 2521908B1
Authority
FR
France
Prior art keywords
forming profile
laminates
profile laminates
forming
profile
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.)
Expired
Application number
FR8221182A
Other languages
English (en)
Other versions
FR2521908A1 (fr
Inventor
Thomas Wilbert Hawk
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.)
PPG Industries Inc
Original Assignee
PPG Industries Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PPG Industries Inc filed Critical PPG Industries Inc
Publication of FR2521908A1 publication Critical patent/FR2521908A1/fr
Application granted granted Critical
Publication of FR2521908B1 publication Critical patent/FR2521908B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C51/00Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/14Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor using multilayered preforms or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10009Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10807Making laminated safety glass or glazing; Apparatus therefor
    • B32B17/10816Making laminated safety glass or glazing; Apparatus therefor by pressing
    • B32B17/10825Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts
    • B32B17/10834Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts using a fluid
    • B32B17/10844Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts using a fluid using a membrane between the layered product and the fluid
    • B32B17/10853Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts using a fluid using a membrane between the layered product and the fluid the membrane being bag-shaped
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10807Making laminated safety glass or glazing; Apparatus therefor
    • B32B17/10889Making laminated safety glass or glazing; Apparatus therefor shaping the sheets, e.g. by using a mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/30Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/30Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/308Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • B32B27/365Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/40Layered products comprising a layer of synthetic resin comprising polyurethanes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/40Properties of the layers or laminate having particular optical properties
    • B32B2307/412Transparent
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/718Weight, e.g. weight per square meter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00Vehicles
    • B32B2605/18Aircraft
    • 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
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1002Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1028Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina by bending, drawing or stretch forming sheet to assume shape of configured lamina while in contact therewith
    • Y10T156/1031Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina by bending, drawing or stretch forming sheet to assume shape of configured lamina while in contact therewith with preshaping of lamina
    • 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
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1002Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1043Subsequent to assembly
    • Y10T156/1044Subsequent to assembly of parallel stacked sheets only
    • Y10T156/1048Subsequent to assembly of parallel stacked sheets only to form dished or receptacle-like product

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Laminated Bodies (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
FR8221182A 1982-02-25 1982-12-17 Procede de formage de stratifies profiles Expired FR2521908B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/352,423 US4445953A (en) 1982-02-25 1982-02-25 Method of forming shaped laminates

Publications (2)

Publication Number Publication Date
FR2521908A1 FR2521908A1 (fr) 1983-08-26
FR2521908B1 true FR2521908B1 (fr) 1987-10-23

Family

ID=23385073

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8221182A Expired FR2521908B1 (fr) 1982-02-25 1982-12-17 Procede de formage de stratifies profiles

Country Status (7)

Country Link
US (1) US4445953A (fr)
JP (1) JPS58193151A (fr)
CA (1) CA1189781A (fr)
DE (1) DE3305806C2 (fr)
FR (1) FR2521908B1 (fr)
GB (1) GB2116111B (fr)
IT (1) IT1165550B (fr)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2194197A (en) * 1986-08-06 1988-03-02 Rfi Shielding Limited A method of forming a screen
GB8619464D0 (en) * 1986-08-09 1986-09-17 Glaverbel Bending thermoplastics sheets
DE3904191A1 (de) * 1989-02-13 1990-08-16 Hoechst Ag Verfahren zur herstellung von verbundsicherheitsglas aus mehreren schichten, verbundsicherheitsglas, hergestellt nach dem verfahren, und vorrichtung zur durchfuehrung des verfahrens
US5153062A (en) * 1989-02-13 1992-10-06 Hoechst Aktiengesellschaft Process and device for producing laminated safety glass and laminated safety glass produced thereby
US5023023A (en) * 1989-06-20 1991-06-11 Allen Elenewski Method of forming curved transparent cellulose diacetate visor having silk screened electric heating conductor
US5529654A (en) * 1990-06-18 1996-06-25 Monsanto Company Process forming a shaped laminate
US5024895A (en) * 1990-06-18 1991-06-18 Monsanto Company Laminate for a safety glazing
LU87932A1 (fr) * 1991-04-30 1992-11-16 Glaverbel Vitrage feuillete bombe et son procede de fabrication
US5939188A (en) * 1991-07-15 1999-08-17 Pilkington Aerospace, Inc. Transparent coating systems for improving the environmental durability of transparency substrates
US5264058A (en) * 1992-08-24 1993-11-23 Monsanto Forming a shaped prelaminate and bilayer glazing of glass and plastic
US5520772A (en) * 1993-09-02 1996-05-28 Technologies Development, Inc. Laminating machine with two-stage heating
IT1276816B1 (it) * 1995-10-04 1997-11-03 Atochem Elf Italia Emulsione a basso voc
EP0771912B1 (fr) * 1995-11-02 2002-09-18 Atofina Plates incassables en polymethylmethacrylate
US6433913B1 (en) 1996-03-15 2002-08-13 Gentex Corporation Electro-optic device incorporating a discrete photovoltaic device and method and apparatus for making same
US5805330A (en) * 1996-03-15 1998-09-08 Gentex Corporation Electro-optic window incorporating a discrete photovoltaic device
IT1283845B1 (it) * 1996-08-28 1998-04-30 Atohaas Holding Cv Lastre antiframmentazione a basso spessore
KR20140047167A (ko) 2008-04-01 2014-04-21 내셔널 매리타임 리서치 인스티튜트 선박의 마찰 저항 저감 장치
JP2019511447A (ja) * 2016-03-09 2019-04-25 コーニング インコーポレイテッド 複雑に湾曲したガラス物品の冷間成形
CN115570743A (zh) 2016-06-28 2023-01-06 康宁公司 将薄强化玻璃层压到用于装饰和显示器盖应用的曲面成型塑料表面
KR102434980B1 (ko) 2016-07-05 2022-08-22 코닝 인코포레이티드 냉간-형성 유리 물품 및 그의 조립 방법
KR102429148B1 (ko) 2016-10-25 2022-08-04 코닝 인코포레이티드 디스플레이에 냉간-성형 유리 적층
MX2019007791A (es) * 2016-12-29 2019-08-16 Saint Gobain Pelicula de pvb para proyecciones de informacion sobre pantalla (hud), molde de formacion y metodo de formacion de la misma.
EP3978236A1 (fr) 2017-01-03 2022-04-06 Corning Incorporated Système d'intérieur de véhicule
US11016590B2 (en) 2017-01-03 2021-05-25 Corning Incorporated Vehicle interior systems having a curved cover glass and display or touch panel and methods for forming the same
US11685684B2 (en) 2017-05-15 2023-06-27 Corning Incorporated Contoured glass articles and methods of making the same
CN111094050B (zh) 2017-07-18 2023-11-07 康宁公司 复杂弯曲玻璃制品的冷成型
CN111356662B (zh) 2017-09-12 2022-10-04 康宁公司 用于装饰玻璃上的包括触摸面板的显示器的死前端及相关方法
US11065960B2 (en) 2017-09-13 2021-07-20 Corning Incorporated Curved vehicle displays
TWI806897B (zh) 2017-09-13 2023-07-01 美商康寧公司 用於顯示器的基於光導器的無電面板、相關的方法及載具內部系統
TWI844520B (zh) 2017-10-10 2024-06-11 美商康寧公司 具有改善可靠性的彎曲的覆蓋玻璃的車輛內部系統及其形成方法
US10807300B2 (en) * 2017-11-08 2020-10-20 Hytech Worldwide, Inc. Three dimensional thermoforming of plastics with electronic components
US11685102B2 (en) 2017-11-08 2023-06-27 Hytech Worldwide, Inc. Three dimensional thermoforming and lamination
WO2019103469A1 (fr) 2017-11-21 2019-05-31 Corning Precision Materials Co., Ltd. Miroir asphérique pour système d'affichage tête haute et ses procédés de formation
US11767250B2 (en) 2017-11-30 2023-09-26 Corning Incorporated Systems and methods for vacuum-forming aspheric mirrors
KR102605341B1 (ko) 2017-11-30 2023-11-24 코닝 인코포레이티드 곡선형 미러를 성형하기 위한 진공 몰드 장치, 시스템, 및 방법
CN111989302B (zh) 2018-03-13 2023-03-28 康宁公司 具有抗破裂的弯曲覆盖玻璃的载具内部系统及用于形成这些载具内部系统的方法
CN112566782A (zh) 2018-07-16 2021-03-26 康宁公司 具冷弯玻璃基板的车辆内部系统及其形成方法
EP3771695A1 (fr) 2019-07-31 2021-02-03 Corning Incorporated Procédé et système pour verre formé à froid
US11772361B2 (en) 2020-04-02 2023-10-03 Corning Incorporated Curved glass constructions and methods for forming same
CN115157824B (zh) * 2022-07-12 2024-07-09 西安西电电工材料有限责任公司 一种玻璃布层压板节能压制工艺

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2306314A (en) * 1940-12-05 1942-12-22 Pittsburgh Plate Glass Co Manufacture of laminated glass
US3123459A (en) * 1952-04-05 1964-03-03 Carl hens
US3004295A (en) * 1955-09-26 1961-10-17 Swedlow Inc Method for forming sheet material
DE1293450B (de) * 1959-11-02 1969-04-24 Swedlow Inc Verfahren zum Verformen einer ebenen gereckten Bahn aus thermoplastischem Kunststoff in eine gewoelbte Gestalt
US3414395A (en) * 1964-03-03 1968-12-03 Ppg Industries Inc Method and apparatus for shaping glass sheets
US3558408A (en) * 1965-03-31 1971-01-26 Mc Donnell Douglas Corp Plastic laminate and bonding material therefor
US3560183A (en) * 1968-09-13 1971-02-02 Ppg Industries Inc Bending glass sheets
US4180426A (en) * 1969-02-17 1979-12-25 Saint-Gobain Industries Process and apparatus for making multiply sheets
US3607188A (en) * 1969-08-06 1971-09-21 Ppg Industries Inc Method and apparatus for bending glass sheets
US3616197A (en) * 1969-12-10 1971-10-26 Owens Illinois Inc Plastic lined receptacle or the like
BE754525R (fr) * 1970-05-21 1971-02-08 Saint Gobain Pont A Mousson Perfectionnement a la fabrication des vitrages
US3808077A (en) * 1971-09-16 1974-04-30 Ppg Industries Inc Method for laminating plastic to glass employing glass mold
JPS52144061A (en) * 1976-05-27 1977-12-01 Sumitomo Bakelite Co Method and device for thermally forming plastic sheet
US4174241A (en) * 1978-07-21 1979-11-13 Ppg Industries, Inc. Simultaneously laminating and press polishing plastic laminated transparencies
US4252552A (en) * 1979-09-25 1981-02-24 Ppg Industries, Inc. Shaping glass sheets using molds of different shapes
JPS6022626B2 (ja) * 1980-03-19 1985-06-03 トヨタ自動車株式会社 積層成形品の同時接着成形方法
US4368087A (en) * 1981-07-28 1983-01-11 Ppg Industries, Inc. Arrangement of vacuum cups to assemble one or more bent glass sheets with a sheet of flexible interlayer material

Also Published As

Publication number Publication date
US4445953A (en) 1984-05-01
IT8367199A0 (it) 1983-02-22
GB2116111B (en) 1985-10-30
JPS58193151A (ja) 1983-11-10
IT1165550B (it) 1987-04-22
FR2521908A1 (fr) 1983-08-26
DE3305806A1 (de) 1983-09-01
GB8300938D0 (en) 1983-02-16
JPH0247350B2 (fr) 1990-10-19
CA1189781A (fr) 1985-07-02
GB2116111A (en) 1983-09-21
DE3305806C2 (de) 1984-08-16

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Legal Events

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ST Notification of lapse