ES2108994T3 - Procedimiento mejorado para moldeo por transferencia de resina. - Google Patents
Procedimiento mejorado para moldeo por transferencia de resina.Info
- Publication number
- ES2108994T3 ES2108994T3 ES94915806T ES94915806T ES2108994T3 ES 2108994 T3 ES2108994 T3 ES 2108994T3 ES 94915806 T ES94915806 T ES 94915806T ES 94915806 T ES94915806 T ES 94915806T ES 2108994 T3 ES2108994 T3 ES 2108994T3
- Authority
- ES
- Spain
- Prior art keywords
- transfer molding
- resin transfer
- improved procedure
- resin
- composite
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000001721 transfer moulding Methods 0.000 title 1
- 239000002131 composite material Substances 0.000 abstract 3
- 239000011159 matrix material Substances 0.000 abstract 2
- 239000004840 adhesive resin Substances 0.000 abstract 1
- 229920006223 adhesive resin Polymers 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
- B29B15/105—Coating or impregnating independently of the moulding or shaping step of reinforcement of definite length with a matrix in solid form, e.g. powder, fibre or sheet form
-
- 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
- B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
- B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
- C08J5/241—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres
- C08J5/243—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres using carbon fibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
- C08J5/249—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs characterised by the additives used in the prepolymer mixture
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2063/00—Use of EP, i.e. epoxy resins or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
- B29K2105/243—Partially cured
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/902—High modulus filament or fiber
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
- Y10T428/31525—Next to glass or quartz
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31721—Of polyimide
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2041—Two or more non-extruded coatings or impregnations
- Y10T442/2098—At least two coatings or impregnations of different chemical composition
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2926—Coated or impregnated inorganic fiber fabric
- Y10T442/2951—Coating or impregnation contains epoxy polymer or copolymer or polyether
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3472—Woven fabric including an additional woven fabric layer
- Y10T442/3528—Three or more fabric layers
- Y10T442/3569—Woven fabric layers impregnated with a thermosetting resin
- Y10T442/3585—Epoxy resin
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/659—Including an additional nonwoven fabric
- Y10T442/67—Multiple nonwoven fabric layers composed of the same inorganic strand or fiber material
Abstract
PROCESO MEJORADO PARA ELABORAR UN COMPOSITO QUE COMPRENDE LAS FASES DE: (I) ENDURECER PARCIALMENTE UNA RESINA ADHERENTE EN CONTACTO CON UN SUBSTRATO PARA CREAR UNA FORMA PREVIA MOLDEABLE; (2) AÑADIR UNA RESINA MATRIZ Y CO-ENDURECER LA RESINA ADHERENTE Y MATRIZ PARA FORMAR UN COMPOSITO. LOS COMPOSITOS RESULTANTES SON UTILES EN APLICACIONES ESTRUCTURALES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/059,153 US5427725A (en) | 1993-05-07 | 1993-05-07 | Process for resin transfer molding and preform used in the process |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2108994T3 true ES2108994T3 (es) | 1998-01-01 |
Family
ID=22021181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES94915806T Expired - Lifetime ES2108994T3 (es) | 1993-05-07 | 1994-04-15 | Procedimiento mejorado para moldeo por transferencia de resina. |
Country Status (15)
Country | Link |
---|---|
US (2) | US5427725A (es) |
EP (1) | EP0697945B1 (es) |
JP (1) | JPH08509921A (es) |
KR (1) | KR960701734A (es) |
AT (1) | ATE157586T1 (es) |
AU (1) | AU684782B2 (es) |
BR (2) | BR9406679A (es) |
CA (1) | CA2161140A1 (es) |
DE (1) | DE69405391T2 (es) |
ES (1) | ES2108994T3 (es) |
FI (1) | FI955317A (es) |
HK (1) | HK1002040A1 (es) |
NO (1) | NO954435D0 (es) |
TW (1) | TW299344B (es) |
WO (1) | WO1994026492A1 (es) |
Families Citing this family (56)
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US6030575A (en) * | 1991-10-21 | 2000-02-29 | The Dow Chemical Company | Method for making preforms |
AU684783B2 (en) * | 1993-05-07 | 1998-01-08 | Dow-United Technologies Composite Products, Inc. | Improved process for resin transfer molding |
EP0675155B1 (en) * | 1994-03-31 | 2002-06-12 | Toray Industries, Inc. | Woven carbon fiber fabric prepreg precursor, prepreg and processes for producing them |
DE69518503T2 (de) * | 1994-10-28 | 2001-04-19 | Dow Chemical Co | Verbessertes rtm verfahren |
US5496602A (en) * | 1994-11-22 | 1996-03-05 | Dow-United Technologies Composite Products, Inc. | Low resin content unidirectional fiber tape |
US5698318A (en) * | 1995-05-23 | 1997-12-16 | The Dow Chemical Company | Process for resin transfer molding and formulations useful to practice it |
US5837372A (en) * | 1996-05-06 | 1998-11-17 | The Dow Chemical Company | Pliable tackified fiber tow and method of producing same |
US5784926A (en) | 1996-08-27 | 1998-07-28 | Dow-United Technologies Composite Products, Inc. | Integral composite flywheel rim and hub |
US5972264A (en) * | 1997-06-06 | 1999-10-26 | Composite Rotor, Inc. | Resin transfer molding of a centrifuge rotor |
US20040164451A1 (en) * | 1998-07-31 | 2004-08-26 | Stephen Mortimer | Resin transfer moulding |
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US6623672B2 (en) * | 2000-10-03 | 2003-09-23 | Vec Technology Inc. | Method and apparatus for molding composite articles |
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US6638466B1 (en) * | 2000-12-28 | 2003-10-28 | Raytheon Aircraft Company | Methods of manufacturing separable structures |
DE10151357B4 (de) * | 2001-10-22 | 2006-12-28 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Faserverbundformteil, Zwischenprodukt und Verfahren zur Herstellung eines Faserverbundformteils |
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US7849729B2 (en) * | 2006-12-22 | 2010-12-14 | The Boeing Company | Leak detection in vacuum bags |
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US8568551B2 (en) * | 2007-05-22 | 2013-10-29 | The Boeing Company | Pre-patterned layup kit and method of manufacture |
US9770871B2 (en) | 2007-05-22 | 2017-09-26 | The Boeing Company | Method and apparatus for layup placement |
US8936695B2 (en) | 2007-07-28 | 2015-01-20 | The Boeing Company | Method for forming and applying composite layups having complex geometries |
US8707766B2 (en) | 2010-04-21 | 2014-04-29 | The Boeing Company | Leak detection in vacuum bags |
US8333864B2 (en) | 2008-09-30 | 2012-12-18 | The Boeing Company | Compaction of prepreg plies on composite laminate structures |
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US8752293B2 (en) * | 2007-12-07 | 2014-06-17 | The Boeing Company | Method of fabricating structures using composite modules and structures made thereby |
CN102325646B (zh) * | 2009-01-21 | 2016-12-28 | 维斯塔斯风力系统集团公司 | 通过嵌入预固化纤维增强树脂层制造风轮机叶片的方法 |
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CN102498173B (zh) | 2009-09-16 | 2014-04-23 | 东丽株式会社 | 粘合剂组合物、增强纤维基材、预成型体及纤维增强复合材料及其制造方法 |
DE102010029355A1 (de) | 2010-05-27 | 2011-12-01 | Evonik Degussa Gmbh | Verfahren zur Herstellung von lagerstabilen Polyurethan-Prepregs und daraus hergestellte Formkörper |
DE102010041247A1 (de) | 2010-09-23 | 2012-03-29 | Evonik Degussa Gmbh | Verfahren zur Herstellung von lagerstabilen Polyurethan-Prepregs und daraus hergestellte Formkörper aus Polyurethanzusammensetzung in Lösung |
US9701067B2 (en) | 2010-11-12 | 2017-07-11 | The Boeing Company | Method of laying up prepreg plies on contoured tools using a deformable carrier film |
US9387657B2 (en) | 2010-11-12 | 2016-07-12 | The Boeing Company | Method of fabricating a curved composite structure using composite prepreg tape |
US8551380B2 (en) | 2010-11-12 | 2013-10-08 | The Boeing Company | Method of laying up prepreg plies on contoured tools using a deformable carrier film |
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DE102011006163A1 (de) | 2011-03-25 | 2012-09-27 | Evonik Degussa Gmbh | Lagerstabile Polyurethan-Prepregs und daraus hergestellte Formkörper aus Polyurethanzusammensetzung mit flüssigen Harzkomponenten |
CN103958142B (zh) * | 2011-12-06 | 2016-08-24 | 三菱电机株式会社 | 预成形件的制造方法和纤维强化塑料成形体的制造方法 |
KR102050341B1 (ko) | 2012-07-05 | 2019-11-29 | 도레이 카부시키가이샤 | 프리폼용 바인더 수지 조성물, 바인더 입자, 프리폼 및 섬유 강화 복합 재료 |
JP6037335B2 (ja) * | 2013-07-09 | 2016-12-07 | 三菱電機株式会社 | 繊維強化プラスチック成形体用プリフォームの製造方法、繊維強化プラスチック成形体の製造方法及びエレベータ用アクティブローラーガイドカバーの製造方法 |
EP3075761A4 (en) | 2013-11-29 | 2017-07-05 | Toray Industries, Inc. | Reinforcing fiber fabric substrate, preform, and fiber-reinforced composite material |
WO2015107903A1 (ja) * | 2014-01-17 | 2015-07-23 | 東レ株式会社 | 被覆繊維強化樹脂成形品およびその製造方法 |
US11046049B2 (en) * | 2014-03-19 | 2021-06-29 | The Boeing Company | Fabrication of composite laminates using temporarily stitched preforms |
DE102014012323A1 (de) | 2014-08-19 | 2016-02-25 | Vereinigung zur Förderung des Instituts für Kunststoffverarbeitung in Industrie und Handwerk an der Rhein.-Westf. Technischen Hochschule Aachen e.V. | Verfahren zur Herstellung faserverstärkter Kunststoffartikel mit Sandwichstruktur |
EP3330311B1 (de) | 2016-12-02 | 2021-05-05 | Evonik Operations GmbH | Lagerstabile 1k-polyurethan-prepregs und daraus hergestellte formkörper aus polyurethanzusammensetzung |
IT201700019306A1 (it) * | 2017-02-21 | 2018-08-21 | Automobili Lamborghini Spa | Procedimento e semilavorato per fabbricare prodotti compositi e prodotti così ottenuti |
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US4664768A (en) * | 1985-03-28 | 1987-05-12 | Westinghouse Electric Corp. | Reinforced composites made by electro-phoretically coating graphite or carbon |
US4892764A (en) * | 1985-11-26 | 1990-01-09 | Loctite Corporation | Fiber/resin composites, and method of making the same |
US4665768A (en) * | 1986-06-20 | 1987-05-19 | J. I. Case Company | Power take-off shaft shield assembly |
FR2638390B1 (fr) * | 1988-10-28 | 1991-03-22 | Brochier Sa | Structures textiles ayant une aptitude amelioree a la mise en oeuvre comme renforts pour materiaux composites et leur obtention |
US4992228A (en) * | 1989-09-28 | 1991-02-12 | The Dow Chemical Company | Method for preparing preforms for molding processes |
US5240661A (en) * | 1990-04-24 | 1993-08-31 | United Technlogies Corp. | Fabrication process for composite swashplate |
US5204042A (en) * | 1990-08-03 | 1993-04-20 | Northrop Corporation | Method of making composite laminate parts combining resin transfer molding and a trapped expansion member |
US5080851A (en) * | 1990-09-06 | 1992-01-14 | United Technologies Corporation | Method for stabilizing complex composite preforms |
US5217766A (en) * | 1990-09-06 | 1993-06-08 | United Technologies Corporation | Stabilized complex composite preforms |
US5212010A (en) * | 1991-05-28 | 1993-05-18 | Ketema, Inc. | Stabilizing fabric with weave reinforcement for resin matrices |
JPH0531839A (ja) * | 1991-07-30 | 1993-02-09 | Tonen Corp | 一方向配列強化繊維シート |
US5204033A (en) * | 1991-10-21 | 1993-04-20 | Brunswick Corporation | Method of fabricating a preform in a resin transfer molding process |
AU684783B2 (en) * | 1993-05-07 | 1998-01-08 | Dow-United Technologies Composite Products, Inc. | Improved process for resin transfer molding |
-
1993
- 1993-05-07 US US08/059,153 patent/US5427725A/en not_active Expired - Lifetime
-
1994
- 1994-04-15 CA CA002161140A patent/CA2161140A1/en not_active Abandoned
- 1994-04-15 AT AT94915806T patent/ATE157586T1/de not_active IP Right Cessation
- 1994-04-15 DE DE69405391T patent/DE69405391T2/de not_active Expired - Lifetime
- 1994-04-15 BR BR9406679A patent/BR9406679A/pt not_active Application Discontinuation
- 1994-04-15 WO PCT/US1994/004166 patent/WO1994026492A1/en active IP Right Grant
- 1994-04-15 ES ES94915806T patent/ES2108994T3/es not_active Expired - Lifetime
- 1994-04-15 EP EP94915806A patent/EP0697945B1/en not_active Expired - Lifetime
- 1994-04-15 KR KR1019950704882A patent/KR960701734A/ko active IP Right Grant
- 1994-04-15 JP JP6525436A patent/JPH08509921A/ja active Pending
- 1994-04-15 BR BR9406678A patent/BR9406678A/pt not_active Application Discontinuation
- 1994-04-15 AU AU67693/94A patent/AU684782B2/en not_active Ceased
- 1994-05-06 TW TW083104138A patent/TW299344B/zh active
-
1995
- 1995-11-06 FI FI955317A patent/FI955317A/fi unknown
- 1995-11-06 NO NO954435A patent/NO954435D0/no unknown
-
1996
- 1996-04-22 US US08/639,803 patent/US5721051A/en not_active Expired - Lifetime
-
1998
- 1998-02-12 HK HK98101079A patent/HK1002040A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1994026492A1 (en) | 1994-11-24 |
US5427725A (en) | 1995-06-27 |
BR9406678A (pt) | 1996-01-23 |
NO954435L (no) | 1995-11-06 |
AU6769394A (en) | 1994-12-12 |
FI955317A0 (fi) | 1995-11-06 |
AU684782B2 (en) | 1998-01-08 |
DE69405391D1 (de) | 1997-10-09 |
HK1002040A1 (en) | 1998-07-24 |
NO954435D0 (no) | 1995-11-06 |
DE69405391T2 (de) | 1998-03-12 |
US5721051A (en) | 1998-02-24 |
TW299344B (es) | 1997-03-01 |
ATE157586T1 (de) | 1997-09-15 |
BR9406679A (pt) | 1996-01-23 |
EP0697945B1 (en) | 1997-09-03 |
CA2161140A1 (en) | 1994-11-24 |
EP0697945A1 (en) | 1996-02-28 |
JPH08509921A (ja) | 1996-10-22 |
KR960701734A (ko) | 1996-03-28 |
FI955317A (fi) | 1995-11-06 |
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