DE2348658C3 - Verfahren zum Füllen von Formwerkzeugen mit Reaktionsgemischen - Google Patents
Verfahren zum Füllen von Formwerkzeugen mit ReaktionsgemischenInfo
- Publication number
- DE2348658C3 DE2348658C3 DE2348658A DE2348658A DE2348658C3 DE 2348658 C3 DE2348658 C3 DE 2348658C3 DE 2348658 A DE2348658 A DE 2348658A DE 2348658 A DE2348658 A DE 2348658A DE 2348658 C3 DE2348658 C3 DE 2348658C3
- Authority
- DE
- Germany
- Prior art keywords
- reaction mixture
- mold
- mpas
- filling
- reaction
- 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
Links
- 239000011541 reaction mixture Substances 0.000 title claims description 32
- 238000000034 method Methods 0.000 title claims description 19
- 238000000465 moulding Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 12
- 239000004814 polyurethane Substances 0.000 claims description 9
- 229920002635 polyurethane Polymers 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 230000007547 defect Effects 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims 3
- 239000004033 plastic Substances 0.000 claims 2
- 229920003023 plastic Polymers 0.000 claims 2
- 239000002994 raw material Substances 0.000 claims 2
- 235000000434 Melocanna baccifera Nutrition 0.000 claims 1
- 241001497770 Melocanna baccifera Species 0.000 claims 1
- 239000003822 epoxy resin Substances 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 claims 1
- 238000005187 foaming Methods 0.000 claims 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 claims 1
- 229920000647 polyepoxide Polymers 0.000 claims 1
- 229920000582 polyisocyanurate Polymers 0.000 claims 1
- 239000011495 polyisocyanurate Substances 0.000 claims 1
- 238000012805 post-processing Methods 0.000 claims 1
- 230000035484 reaction time Effects 0.000 claims 1
- 230000009257 reactivity Effects 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 229920006337 unsaturated polyester resin Polymers 0.000 claims 1
- 238000005429 filling process Methods 0.000 description 7
- 238000009472 formulation Methods 0.000 description 5
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 230000007704 transition Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical class C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 238000010107 reaction injection moulding Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- 238000005303 weighing Methods 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/383—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using spreading devices mounted in the mould, in front of the feed opening
-
- 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
- B29C33/0061—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel
-
- 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
-
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/14—Plastic and nonmetallic article shaping or treating: processes forming integral skin on a foamed product
-
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/83—Injection molding of polyolefin-type foam
-
- 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
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/902—Cellular polymer containing an isocyanurate structure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Powder Metallurgy (AREA)
Priority Applications (19)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2348658A DE2348658C3 (de) | 1973-09-27 | 1973-09-27 | Verfahren zum Füllen von Formwerkzeugen mit Reaktionsgemischen |
| CA208,174A CA1034326A (en) | 1973-09-27 | 1974-08-30 | Plastic molding process |
| NO743301A NO143091C (no) | 1973-09-27 | 1974-09-13 | Fremgangsmaate til fylling av formverktoeyer med reaksjonsblandinger |
| US05/506,144 US3991147A (en) | 1973-09-27 | 1974-09-16 | Process for molding foamed plastics from reaction mixtures involving closed mold filling with the avoidance of gas bubble entrainment |
| BE148887A BE820333A (fr) | 1973-09-27 | 1974-09-25 | Procede de remplissage de moules a l'aide de melanges reactionnels |
| IT27708/74A IT1022314B (it) | 1973-09-27 | 1974-09-25 | Procedimento per il riempimento di stampi con miscele di reazione |
| AT772374A AT341763B (de) | 1973-09-27 | 1974-09-25 | Verfahren zum fullen von formwerkzeugen mit reaktionsgemischen |
| DD181313A DD114543A5 (enExample) | 1973-09-27 | 1974-09-25 | |
| CH1298074A CH576333A5 (enExample) | 1973-09-27 | 1974-09-25 | |
| LU70992A LU70992A1 (enExample) | 1973-09-27 | 1974-09-25 | |
| BR7938/74A BR7407938D0 (pt) | 1973-09-27 | 1974-09-25 | Processo para encher matrizes de moldagem com misturas reacionais |
| ES430449A ES430449A1 (es) | 1973-09-27 | 1974-09-26 | Procedimiento para el llenado de herramientas moldeadoras con mezclas de reaccion. |
| DK507074A DK141688C (da) | 1973-09-27 | 1974-09-26 | Fremgangsmaade til fyldning af formvaerktoej med reaktionsblandinger |
| SE7412131A SE405946B (sv) | 1973-09-27 | 1974-09-26 | Sott att fylla formverktyg med reaktionsblandningar |
| AU73737/74A AU477049B2 (en) | 1973-09-27 | 1974-09-26 | Process for filling moulds with reaction mixtures into a closed mould cavity |
| GB4202974A GB1472612A (en) | 1973-09-27 | 1974-09-27 | Process for filling moulds with reaction mixtures into a closed mould cavity |
| NL7412818A NL7412818A (nl) | 1973-09-27 | 1974-09-27 | Werkwijze voor het vullen van inrichtingen het vormen met reactiemengsels. |
| FR7432765A FR2246375B1 (enExample) | 1973-09-27 | 1974-09-27 | |
| JP49110649A JPS5061462A (enExample) | 1973-09-27 | 1974-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2348658A DE2348658C3 (de) | 1973-09-27 | 1973-09-27 | Verfahren zum Füllen von Formwerkzeugen mit Reaktionsgemischen |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2348658A1 DE2348658A1 (de) | 1975-04-03 |
| DE2348658B2 DE2348658B2 (de) | 1980-02-21 |
| DE2348658C3 true DE2348658C3 (de) | 1980-10-09 |
Family
ID=5893848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2348658A Expired DE2348658C3 (de) | 1973-09-27 | 1973-09-27 | Verfahren zum Füllen von Formwerkzeugen mit Reaktionsgemischen |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US3991147A (enExample) |
| JP (1) | JPS5061462A (enExample) |
| AT (1) | AT341763B (enExample) |
| AU (1) | AU477049B2 (enExample) |
| BE (1) | BE820333A (enExample) |
| BR (1) | BR7407938D0 (enExample) |
| CA (1) | CA1034326A (enExample) |
| CH (1) | CH576333A5 (enExample) |
| DD (1) | DD114543A5 (enExample) |
| DE (1) | DE2348658C3 (enExample) |
| DK (1) | DK141688C (enExample) |
| ES (1) | ES430449A1 (enExample) |
| FR (1) | FR2246375B1 (enExample) |
| GB (1) | GB1472612A (enExample) |
| IT (1) | IT1022314B (enExample) |
| LU (1) | LU70992A1 (enExample) |
| NL (1) | NL7412818A (enExample) |
| NO (1) | NO143091C (enExample) |
| SE (1) | SE405946B (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4058492A (en) | 1974-01-10 | 1977-11-15 | Bayer Aktiengesellschaft | Process for molding polyurethane foams |
| US4218543A (en) * | 1976-05-21 | 1980-08-19 | Bayer Aktiengesellschaft | Rim process for the production of elastic moldings |
| DE2737616A1 (de) * | 1977-08-20 | 1979-03-01 | Bayer Ag | Verfahren und vorrichtung zum herstellen eines schaumstoff- oder homogenstoff-bildenden reaktionsgemisches und zu dessen anschliessendem eintrag in einen hohlraum |
| DE2829016C2 (de) * | 1978-07-01 | 1982-12-02 | Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen | Verfahren und Vorrichtungen zum Füllen von Hohlräumen, insbesondere solcher von Formwerkzeugen, mit einem reaktionsfähigen, vorzugsweise Schaumstoff bildenden fließfähigen Gemisch |
| EP0014518A1 (en) * | 1979-02-05 | 1980-08-20 | Imperial Chemical Industries Plc | Process and apparatus for moulding foamed articles and the articles so moulded |
| US4254069A (en) * | 1979-04-30 | 1981-03-03 | Texaco Development Corp. | Heat stable reaction injection molded elastomers |
| US4333899A (en) * | 1979-12-03 | 1982-06-08 | The Goodyear Tire & Rubber Company | Method and apparatus for molding a tire |
| US4303728A (en) * | 1980-01-04 | 1981-12-01 | Ford Motor Company | Method for producing foamed composite panels and resultant product |
| EP0044481B2 (de) * | 1980-07-21 | 1987-03-11 | Mobay Chemical Corporation | Verfahren zur Herstellung elastischer geformter Gegenstände |
| US4412962A (en) * | 1980-08-04 | 1983-11-01 | Rogers Corporation | Method of molding a mechanically frothed urethane resin foam and an open-top injection mold therefore |
| EP0130401B1 (en) * | 1983-06-06 | 1989-05-17 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Artificial vessel and process for preparing the same |
| EP0128501B1 (en) * | 1983-06-06 | 1989-03-29 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Artificial vessel and process for preparing the same |
| EP0157178B1 (en) * | 1984-03-01 | 1988-11-30 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Artificial vessel and process for preparing the same |
| JPS63209647A (ja) * | 1987-02-26 | 1988-08-31 | 鐘淵化学工業株式会社 | 人工血管 |
| US5151483A (en) * | 1991-03-13 | 1992-09-29 | Miles Inc. | Process for the production of reinforced polyurethane moldings by the reaction injection molding process |
| US5433910A (en) * | 1991-05-14 | 1995-07-18 | Toyoda Gosei Co., Ltd. | Method of producing molding |
| US5531581A (en) * | 1995-03-27 | 1996-07-02 | Donnell, Jr.; Emerson B. | Ajustable injection molding apparatus |
| US5599568A (en) * | 1995-08-10 | 1997-02-04 | Donnell, Jr.; Emerson B. | Adjustable injection molding apparatus for creating of products within a mold from fluid plastic material |
| US5753155A (en) * | 1996-05-08 | 1998-05-19 | Bayer Corporation | Gating for production of rigid polyurethane foam |
| US6893599B2 (en) * | 2002-09-09 | 2005-05-17 | Patent Holding Company | Method for making a reinforced, polymeric article in a reaction injection molding system and mold for use therein |
| JP2004098458A (ja) * | 2002-09-09 | 2004-04-02 | Canon Inc | 射出成形品 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3660548A (en) * | 1963-11-06 | 1972-05-02 | Toyo Tire & Rubber Co | Method for continuously producing foamed panels having uniform properties |
| US3745203A (en) * | 1971-08-19 | 1973-07-10 | Cincinnati Milling Machine Co | Process for molding polyurethane utilizing a mixture of two blowing agents |
| US3846524A (en) * | 1972-01-17 | 1974-11-05 | Dura Plex Ind | Structural panel and method of making same |
-
1973
- 1973-09-27 DE DE2348658A patent/DE2348658C3/de not_active Expired
-
1974
- 1974-08-30 CA CA208,174A patent/CA1034326A/en not_active Expired
- 1974-09-13 NO NO743301A patent/NO143091C/no unknown
- 1974-09-16 US US05/506,144 patent/US3991147A/en not_active Expired - Lifetime
- 1974-09-25 AT AT772374A patent/AT341763B/de not_active IP Right Cessation
- 1974-09-25 CH CH1298074A patent/CH576333A5/xx not_active IP Right Cessation
- 1974-09-25 BE BE148887A patent/BE820333A/xx not_active IP Right Cessation
- 1974-09-25 BR BR7938/74A patent/BR7407938D0/pt unknown
- 1974-09-25 IT IT27708/74A patent/IT1022314B/it active
- 1974-09-25 DD DD181313A patent/DD114543A5/xx unknown
- 1974-09-25 LU LU70992A patent/LU70992A1/xx unknown
- 1974-09-26 DK DK507074A patent/DK141688C/da active
- 1974-09-26 AU AU73737/74A patent/AU477049B2/en not_active Expired
- 1974-09-26 SE SE7412131A patent/SE405946B/xx unknown
- 1974-09-26 ES ES430449A patent/ES430449A1/es not_active Expired
- 1974-09-27 JP JP49110649A patent/JPS5061462A/ja active Pending
- 1974-09-27 GB GB4202974A patent/GB1472612A/en not_active Expired
- 1974-09-27 NL NL7412818A patent/NL7412818A/xx not_active Application Discontinuation
- 1974-09-27 FR FR7432765A patent/FR2246375B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3991147A (en) | 1976-11-09 |
| DK141688B (da) | 1980-05-27 |
| FR2246375A1 (enExample) | 1975-05-02 |
| DE2348658A1 (de) | 1975-04-03 |
| NO143091B (no) | 1980-09-08 |
| SE7412131L (enExample) | 1975-04-01 |
| GB1472612A (en) | 1977-05-04 |
| IT1022314B (it) | 1978-03-20 |
| BR7407938D0 (pt) | 1975-07-29 |
| FR2246375B1 (enExample) | 1978-06-09 |
| NL7412818A (nl) | 1975-04-02 |
| DD114543A5 (enExample) | 1975-08-12 |
| DE2348658B2 (de) | 1980-02-21 |
| DK507074A (enExample) | 1975-05-12 |
| ATA772374A (de) | 1977-06-15 |
| BE820333A (fr) | 1975-03-25 |
| USB506144I5 (enExample) | 1976-02-10 |
| AU7373774A (en) | 1976-04-01 |
| DK141688C (da) | 1980-10-27 |
| CH576333A5 (enExample) | 1976-06-15 |
| AT341763B (de) | 1978-02-27 |
| CA1034326A (en) | 1978-07-11 |
| SE405946B (sv) | 1979-01-15 |
| ES430449A1 (es) | 1976-10-01 |
| JPS5061462A (enExample) | 1975-05-27 |
| NO743301L (enExample) | 1975-04-28 |
| NO143091C (no) | 1980-12-29 |
| LU70992A1 (enExample) | 1975-06-16 |
| AU477049B2 (en) | 1976-10-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2348658C3 (de) | Verfahren zum Füllen von Formwerkzeugen mit Reaktionsgemischen | |
| DE2733913C2 (de) | Verfahren und Vorrichtung zum Herstellen eines mehrschichtigen Spritzgußkörpers aus thermoplastischen Kunstharzen | |
| EP0024610B1 (de) | Verfahren zum Füllen von Formwerkzeughohlräumen mit einem Reaktionsgemisch aus mindestens zwei fliessfähigen, einen massiven Kunststoff bildenden Reaktionskomponenten | |
| DE2730182A1 (de) | Giessform | |
| DE2612812A1 (de) | Mischkopf zum vermischen mindestens zweier bei ihrer reaktion schaumstoff bildender komponenten | |
| DE1296582B (de) | Vorrichtung zum Abscheiden von Stoffen durch Schaumflotation | |
| DE2342794B2 (de) | Verfahren und Vorrichtung zum diskontinuierlichen Herstellen von Mehrschicht-Formteilen aus thermoplastischem Kunststoff | |
| EP3378619A1 (de) | Verfahren und vorrichtung zum computergestützten erzeugen 3-dimensionaler schaumstrukturen aus einem gemisch aus einem polymerwerkstoff und einem treibmittel | |
| EP0301200B1 (de) | Kunststoff-Spritzgiessmaschine für wahlweise zentrale oder lineare Formfüllung | |
| CH664924A5 (de) | Verfahren zur herstellung von duroplastmantelplatten und vorrichtung zur durchfuehrung des verfahrens. | |
| EP0566830A1 (de) | Verfahren und Vorrichtung zum Herstellen einer duroplastischen Pressmasse aus Faser-Harz-Werkstoff, insbesondere einer SMC-Matte (Prepreg) | |
| EP0025541B1 (de) | Verfahren und Vorrichtung zur Herstellung reifenförmiger Teile aus Polyurethanmehrkomponentenreaktionswerkstoffen | |
| DE3805215C2 (enExample) | ||
| DE2803311C2 (de) | Verfahren und Vorrichtung zum Füllen von Hohlräumen mit einem fließfähigen, insbesondere schäumfähigen Reaktionsgemisch | |
| DE2544749A1 (de) | Mit einem mischkopf kombiniertes formwerkzeug zum herstellen von formteilen | |
| DE4107276C2 (de) | Spritzgießverfahren für Formteile mit verbesserter Bindenahtfestigkeit | |
| DE69316843T2 (de) | Spritzgiessen eines synthetischen Harzes | |
| DE2317152A1 (de) | Verfahren und vorrichtung zum herstellen von schaumstoff, insbesondere polyurethanschaumstoff, aus einem fliessfaehigen reaktionsgemisch | |
| DE3416442C2 (enExample) | ||
| DE2947348C2 (enExample) | ||
| EP1020275B1 (de) | Vorrichtung zum Herstellen von Schaumstoff aus einem gelöstes Treibmittel enthaltenden Reaktionsgemisch | |
| DE3330065A1 (de) | Vorrichtung und verfahren zum herstellen zylindrischer teile aus faserverstaerktem hitzehaertbarem harz | |
| DE3327135A1 (de) | Vorrichtung zum giessen von pur-schaumgemischen in offene hohlformen | |
| DE4216393C2 (de) | Nachmischer für Formwerkzeuge der RIM-Technik | |
| DE1952753B2 (de) | Verfahren zum herstellen eines langgestreckten schaumstofformlings mit einer ungeschaeumten aussenschicht und einem geschaeumten kern |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) |