CA2457613A1 - Process for producing polyurethane moldings - Google Patents
Process for producing polyurethane moldings Download PDFInfo
- Publication number
- CA2457613A1 CA2457613A1 CA002457613A CA2457613A CA2457613A1 CA 2457613 A1 CA2457613 A1 CA 2457613A1 CA 002457613 A CA002457613 A CA 002457613A CA 2457613 A CA2457613 A CA 2457613A CA 2457613 A1 CA2457613 A1 CA 2457613A1
- Authority
- CA
- Canada
- Prior art keywords
- polyol
- isocyanate
- components
- pressure
- shot operation
- 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.)
- Abandoned
Links
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 15
- 239000004814 polyurethane Substances 0.000 title claims abstract description 15
- 238000000465 moulding Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims description 23
- 229920005862 polyol Polymers 0.000 claims abstract description 33
- 150000003077 polyols Chemical class 0.000 claims abstract description 33
- 239000012948 isocyanate Substances 0.000 claims abstract description 23
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 23
- 239000011541 reaction mixture Substances 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims abstract 2
- 239000000654 additive Substances 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000003999 initiator Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010107 reaction injection moulding Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
-
- 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
- B29B7/7615—Mixers with stream-impingement mixing head characterised by arrangements for controlling, measuring or regulating, e.g. for feeding or proportioning the components
-
- 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
- B29B7/7684—Parts; Accessories
- B29B7/7689—Plunger constructions
- B29B7/7694—Plunger constructions comprising recirculation channels; ducts formed in the plunger
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10306523A DE10306523A1 (de) | 2003-02-14 | 2003-02-14 | Verfahren zur Herstellung von Polyurethan-Formteilen |
| DE10306523.7 | 2003-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2457613A1 true CA2457613A1 (en) | 2004-08-14 |
Family
ID=32668090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002457613A Abandoned CA2457613A1 (en) | 2003-02-14 | 2004-02-10 | Process for producing polyurethane moldings |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20040217513A1 (https=) |
| EP (1) | EP1447206B1 (https=) |
| JP (1) | JP2004243773A (https=) |
| KR (1) | KR20040074000A (https=) |
| CN (1) | CN1569440A (https=) |
| CA (1) | CA2457613A1 (https=) |
| DE (2) | DE10306523A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EA010846B1 (ru) * | 2005-03-03 | 2008-12-30 | Сэн-Гобэн Гласс Франс | Способ формования профилированного уплотнительного жгута на элементе остекления |
| US20070129171A1 (en) * | 2005-10-12 | 2007-06-07 | Simonds Vincent J | Method for Manufacturing a Golf Product |
| DE102007016785A1 (de) * | 2007-04-05 | 2008-10-09 | Hennecke Gmbh | Verfahren zur Herstellung von Formteilen mit einer Schicht aus Polyurethan |
| DE102009036537B3 (de) * | 2009-08-07 | 2011-02-17 | Cannon Deutschland Gmbh | Vorrichtung und Verfahren zur Emulgierung von Flüssigkeiten |
| WO2011066095A1 (en) * | 2009-11-24 | 2011-06-03 | Dow Global Technologies Inc. | Fluid mixing and dispensing apparatus and process |
| FR3002478B1 (fr) * | 2013-02-27 | 2015-08-21 | Ct D Etudes Sur Les Materiaux Composites Avances Pour Les Transports Cemcat | Tete de melange et d'injection, comprenant un corps dans lequel s'etendent des conduits d'amenee des composants selon la direction d'injection |
| DE102020100814A1 (de) * | 2020-01-15 | 2021-07-15 | Udo Tartler | Verfahren und Vorrichtung zum Mischen und Zuleiten von Kunststoff zur Vakuum-Infusion in eine Form |
| DE102022125452B4 (de) * | 2022-10-04 | 2024-10-10 | Hennecke Gmbh | Verfahren zum Herstellen von Bauteilen aus Polyurethan im Schussverfahren |
| DE102023114621A1 (de) * | 2023-06-02 | 2024-12-05 | Hennecke Gmbh | Verfahren und Vorrichtung zur Produktion von Polyurethan-Bauteilen |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4069948A (en) * | 1976-02-09 | 1978-01-24 | The Upjohn Company | Method and apparatus for calibrating a reaction injection molding machine |
| DE2814688A1 (de) * | 1978-04-05 | 1979-10-18 | Elastogran Gmbh | Vorrichtung zum verarbeiten von mehrkomponentenkunststoffen, insbesondere polyurethan |
| DE2936223A1 (de) * | 1979-09-07 | 1981-03-19 | Bayer Ag, 5090 Leverkusen | Verfahren und einrichtung zum herstellen eines reaktionsgemisches aus fliessfaehigen, schaum- oder massivstoff bildenden komponenten |
| DE3637896A1 (de) * | 1986-11-06 | 1988-06-16 | Krauss Maffei Ag | Verfahren zum mischen und spritzen eines zweikomponenten-kunstharzes |
| US4944599A (en) * | 1987-11-10 | 1990-07-31 | Krauss-Maffei A.G. | Impingement mixing device with pressure controlled nozzle adjustment |
| US4966466A (en) * | 1987-11-10 | 1990-10-30 | Krauss-Maffei A.G. | Impingement mixing device with pressure controlled nozzle adjustment |
| US4854713A (en) * | 1987-11-10 | 1989-08-08 | Krauss-Maffei A.G. | Impingement mixing device with pressure controlled nozzle adjustment |
| US5240969A (en) * | 1992-07-16 | 1993-08-31 | Basf Corporation | Low-density RRIM using mineral fiber filler |
-
2003
- 2003-02-14 DE DE10306523A patent/DE10306523A1/de not_active Withdrawn
-
2004
- 2004-02-03 DE DE502004012038T patent/DE502004012038D1/de not_active Expired - Lifetime
- 2004-02-03 EP EP04002274A patent/EP1447206B1/de not_active Expired - Lifetime
- 2004-02-10 CA CA002457613A patent/CA2457613A1/en not_active Abandoned
- 2004-02-12 US US10/777,495 patent/US20040217513A1/en not_active Abandoned
- 2004-02-13 KR KR1020040009679A patent/KR20040074000A/ko not_active Withdrawn
- 2004-02-13 JP JP2004036231A patent/JP2004243773A/ja active Pending
- 2004-02-13 CN CNA2004100073102A patent/CN1569440A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP1447206B1 (de) | 2010-12-29 |
| DE10306523A1 (de) | 2004-08-26 |
| CN1569440A (zh) | 2005-01-26 |
| KR20040074000A (ko) | 2004-08-21 |
| US20040217513A1 (en) | 2004-11-04 |
| JP2004243773A (ja) | 2004-09-02 |
| DE502004012038D1 (de) | 2011-02-10 |
| EP1447206A1 (de) | 2004-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |