ATE85941T1 - Verfahren und vorrichtung zum extrudieren von kunststoffschaumstoff. - Google Patents
Verfahren und vorrichtung zum extrudieren von kunststoffschaumstoff.Info
- Publication number
- ATE85941T1 ATE85941T1 AT88117987T AT88117987T ATE85941T1 AT E85941 T1 ATE85941 T1 AT E85941T1 AT 88117987 T AT88117987 T AT 88117987T AT 88117987 T AT88117987 T AT 88117987T AT E85941 T1 ATE85941 T1 AT E85941T1
- Authority
- AT
- Austria
- Prior art keywords
- chamber
- pond
- liquid
- seal plate
- higher level
- Prior art date
Links
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
- B29C44/3403—Foaming under special conditions, e.g. in sub-atmospheric pressure, in or on a liquid
- B29C44/3407—Vacuum extrusion using underwater barometric leg
-
- 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
- B29C44/3403—Foaming under special conditions, e.g. in sub-atmospheric pressure, in or on a liquid
-
- 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
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/006—Using vacuum
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92019—Pressure
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92428—Calibration, after-treatment, or cooling zone
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92923—Calibration, after-treatment or cooling zone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/080,680 US4783291A (en) | 1987-08-03 | 1987-08-03 | Method and apparatus for foam extrusion into a vacuum chamber having a liquid baffle with control of the liquid level |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE85941T1 true ATE85941T1 (de) | 1993-03-15 |
Family
ID=22158932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT88117987T ATE85941T1 (de) | 1987-08-03 | 1988-10-28 | Verfahren und vorrichtung zum extrudieren von kunststoffschaumstoff. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4783291A (de) |
EP (1) | EP0365710B1 (de) |
AT (1) | ATE85941T1 (de) |
AU (1) | AU620823B2 (de) |
DE (1) | DE3878692T2 (de) |
ES (1) | ES2037794T3 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5120481A (en) * | 1989-02-28 | 1992-06-09 | U.C. Industries, Inc. | Process for preparing extruded foam bodies |
US5008051A (en) * | 1989-03-01 | 1991-04-16 | Decoursey Robert T | Vacuum sizing tank with electronically controlled vacuum pressure |
US5242289A (en) * | 1992-10-20 | 1993-09-07 | The Conair Group, Inc. | Apparatus for providing controlled cooling of thermoplastic strands |
US5464335A (en) * | 1994-08-30 | 1995-11-07 | The Conair Group, Inc. | Vacuum tank for vacuum sizing apparatus |
US6093350A (en) * | 1996-08-14 | 2000-07-25 | Owens Corning Fiberglas Technology, Inc. | Sealable chamber extrusion apparatus and method with process controls |
US5783122A (en) * | 1996-08-14 | 1998-07-21 | Owens Corning Fiberglas Technology, Inc. | Vacuum extrusion apparatus and method |
US6113374A (en) * | 1996-08-14 | 2000-09-05 | Owens Corning Fiberglass Technology, Inc. | Foam extrusion apparatus |
US6116882A (en) * | 1996-08-14 | 2000-09-12 | Owens Corning Fiberglas Technology, Inc. | Sealable chamber extrusion apparatus with seal controls |
US6036468A (en) * | 1997-08-21 | 2000-03-14 | Owens Corning Fiberglas Technology, Inc. | Vacuum extrusion system |
US5753161A (en) * | 1996-08-14 | 1998-05-19 | Owens-Corning Fiberglas Technology, Inc. | Vacuum extrusion system and method |
US6372812B1 (en) | 2001-02-20 | 2002-04-16 | Foamex L.P. | Higher support, lower density cushioning foams |
US8557884B2 (en) * | 2002-05-31 | 2013-10-15 | Owens Corning Intellectual Capital, Llc | To enhance the thermal insulation of polymeric foam by reducing cell anisotropic ratio and the method for production thereof |
US6740687B2 (en) * | 2002-08-14 | 2004-05-25 | Foamex L.P. | Latex replacement polyurethane foams with improved flame retardancy |
US6716890B1 (en) | 2003-01-30 | 2004-04-06 | Foamex L.P. | Polyurethane foams with fine cell size |
US7150614B2 (en) * | 2003-12-18 | 2006-12-19 | Owens Corning Fiberglas Technology, Inc. | Horizontal vacuum chamber seal control device |
US20060029788A1 (en) * | 2004-08-04 | 2006-02-09 | Foamex L.P. | Lower density, thermoformable, sound absorbing polyurethane foams |
CN107486965B (zh) * | 2012-12-18 | 2019-03-12 | 海尔集团公司 | 太阳能水箱卧式发泡生产线 |
CN110039740A (zh) * | 2019-03-05 | 2019-07-23 | 泉州台商投资区万鼎机械科技有限公司 | 一种pvc给水管生产用牵引机 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3704083A (en) * | 1970-06-18 | 1972-11-28 | Arthus L Phipps | Extrusion machine |
US4044084A (en) * | 1975-08-11 | 1977-08-23 | Phipps Arthur L | Method of removing an article from a chamber having a reduced pressure therein |
AU608533B2 (en) * | 1986-09-19 | 1991-04-11 | Dow Chemical Company, The | Fluidized vacuum seal |
AU609736B2 (en) * | 1986-09-19 | 1991-05-09 | Dow Chemical Company, The | Process and apparatus for producing extruded thermoplastic foam bodies |
-
1987
- 1987-08-03 US US07/080,680 patent/US4783291A/en not_active Expired - Lifetime
-
1988
- 1988-10-28 EP EP88117987A patent/EP0365710B1/de not_active Expired - Lifetime
- 1988-10-28 ES ES198888117987T patent/ES2037794T3/es not_active Expired - Lifetime
- 1988-10-28 AT AT88117987T patent/ATE85941T1/de not_active IP Right Cessation
- 1988-10-28 DE DE8888117987T patent/DE3878692T2/de not_active Expired - Lifetime
- 1988-10-31 AU AU24527/88A patent/AU620823B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0365710A3 (en) | 1990-07-04 |
US4783291A (en) | 1988-11-08 |
AU620823B2 (en) | 1992-02-27 |
EP0365710B1 (de) | 1993-02-24 |
ES2037794T3 (es) | 1993-07-01 |
DE3878692T2 (de) | 1993-06-09 |
DE3878692D1 (en) | 1993-04-01 |
EP0365710A2 (de) | 1990-05-02 |
AU2452788A (en) | 1990-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EELA | Cancelled due to lapse of time |