DE69423864T2 - Verfahren und Vorrichtung zum Reaktionsspritzgiessen von zweifarbigen Polyurethanformteilen - Google Patents
Verfahren und Vorrichtung zum Reaktionsspritzgiessen von zweifarbigen PolyurethanformteilenInfo
- Publication number
- DE69423864T2 DE69423864T2 DE69423864T DE69423864T DE69423864T2 DE 69423864 T2 DE69423864 T2 DE 69423864T2 DE 69423864 T DE69423864 T DE 69423864T DE 69423864 T DE69423864 T DE 69423864T DE 69423864 T2 DE69423864 T2 DE 69423864T2
- Authority
- DE
- Germany
- Prior art keywords
- injection molding
- reaction injection
- molded polyurethane
- polyurethane parts
- tone molded
- 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
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
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/76—Mixers with stream-impingement mixing head
- B29B7/7663—Mixers with stream-impingement mixing head the mixing head having an outlet tube with a reciprocating plunger, e.g. with the jets impinging in the tube
-
- 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
- B29C44/04—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
- B29C44/0461—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
-
- 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
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
- B29C67/246—Moulding high reactive monomers or prepolymers, e.g. by reaction injection moulding [RIM], liquid injection moulding [LIM]
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C2033/0005—Moulds or cores; Details thereof or accessories therefor with transparent parts, e.g. permitting visual inspection of the interior of the cavity
-
- 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
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes 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
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
- B29K2105/0032—Pigments, colouring agents or opacifiyng agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3047—Steering wheels
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5352752A JP2956465B2 (ja) | 1993-12-27 | 1993-12-27 | Rimポリウレタン二色成形方法及び装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69423864D1 DE69423864D1 (de) | 2000-05-11 |
DE69423864T2 true DE69423864T2 (de) | 2001-01-04 |
Family
ID=18426203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69423864T Expired - Lifetime DE69423864T2 (de) | 1993-12-27 | 1994-12-14 | Verfahren und Vorrichtung zum Reaktionsspritzgiessen von zweifarbigen Polyurethanformteilen |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0661146B1 (de) |
JP (1) | JP2956465B2 (de) |
DE (1) | DE69423864T2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10150804A1 (de) * | 2001-10-15 | 2003-04-24 | Trw Automotive Safety Sys Gmbh | Verfahren zum Herstellen eines Fahrzeuglenkrads |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1040906B1 (de) * | 1999-03-31 | 2003-12-17 | Toyoda Gosei Co., Ltd. | Verfahren zur Herstellung von Polyurethan-Formteilen |
JP3951653B2 (ja) | 2001-09-13 | 2007-08-01 | 豊田合成株式会社 | 成形品の製造方法 |
US7045213B2 (en) | 2001-10-22 | 2006-05-16 | Omnova Solutions Inc. | In-mold coating injection inlet flow control |
US6887550B2 (en) | 2001-10-22 | 2005-05-03 | Omnova Solutions Inc. | Removable defined flange for in-mold coating containment |
US6676877B2 (en) | 2002-04-03 | 2004-01-13 | Omnova Solutions Inc. | Mold runner for prevention of in-mold coating flow |
WO2004041518A1 (en) * | 2002-10-31 | 2004-05-21 | Omnova Solutions Inc. | Method and system for delivering and mixing multiple in-mold coating components |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3883629A (en) * | 1968-12-31 | 1975-05-13 | Ici Ltd | Injection molding of laminar articles having a foam core and an integral skin |
US3865915A (en) * | 1969-09-15 | 1975-02-11 | Ici Ltd | Injection moulding of complex shaped laminar articles |
GB1339445A (en) * | 1970-11-30 | 1973-12-05 | Ici Ltd | Production of laminar articles |
US3970732A (en) * | 1973-09-26 | 1976-07-20 | Kimball International, Inc. | Method of molding rigid foamed polyurethane articles |
JPS56111648A (en) * | 1980-02-07 | 1981-09-03 | Tokyo Seat Kk | Manufacture of porous resin product |
JPS59168020A (ja) * | 1983-03-15 | 1984-09-21 | Toyoda Gosei Co Ltd | 無黄変半硬質ポリウレタンフオ−ム |
EP0162130A1 (de) * | 1984-03-23 | 1985-11-27 | Krauss-Maffei Aktiengesellschaft | Mehrkomponenten-Mischkopf |
DE3804619A1 (de) * | 1988-02-13 | 1989-08-24 | Teves Gmbh Co Ohg Alfred | Kunststofformling mit mehreren bereichen aus unterschiedlichem polyurethan |
DE3938891A1 (de) * | 1988-11-26 | 1990-05-31 | Phoenix Ag | Verfahren zum herstellen von formkoerpern, insbesondere pu-rim-artikeln, mit zonen unterschiedlicher eigenschaften |
JPH07102583B2 (ja) * | 1990-06-12 | 1995-11-08 | 豊田合成株式会社 | ポリウレタン発泡体の成形方法及び成形装置 |
JP2746024B2 (ja) * | 1992-10-30 | 1998-04-28 | 豊田合成株式会社 | Rimポリウレタン二色成形方法 |
-
1993
- 1993-12-27 JP JP5352752A patent/JP2956465B2/ja not_active Expired - Fee Related
-
1994
- 1994-12-14 DE DE69423864T patent/DE69423864T2/de not_active Expired - Lifetime
- 1994-12-14 EP EP94119779A patent/EP0661146B1/de not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10150804A1 (de) * | 2001-10-15 | 2003-04-24 | Trw Automotive Safety Sys Gmbh | Verfahren zum Herstellen eines Fahrzeuglenkrads |
US6833093B2 (en) | 2001-10-15 | 2004-12-21 | Trw Automotive Safety Systems Gmbh | Method of producing a vehicle steering wheel |
Also Published As
Publication number | Publication date |
---|---|
JPH07186191A (ja) | 1995-07-25 |
DE69423864D1 (de) | 2000-05-11 |
JP2956465B2 (ja) | 1999-10-04 |
EP0661146A3 (de) | 1995-11-08 |
EP0661146B1 (de) | 2000-04-05 |
EP0661146A2 (de) | 1995-07-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: KRAMER - BARSKE - SCHMIDTCHEN, 81245 MUENCHEN |