ZA991543B - Process and apparatus for foaming plastics. - Google Patents
Process and apparatus for foaming plastics.Info
- Publication number
- ZA991543B ZA991543B ZA9901543A ZA991543A ZA991543B ZA 991543 B ZA991543 B ZA 991543B ZA 9901543 A ZA9901543 A ZA 9901543A ZA 991543 A ZA991543 A ZA 991543A ZA 991543 B ZA991543 B ZA 991543B
- Authority
- ZA
- South Africa
- Prior art keywords
- foaming plastics
- foaming
- plastics
- 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
- B29C44/3442—Mixing, kneading or conveying the foamable material
- B29C44/3446—Feeding the blowing agent
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19808266A DE19808266A1 (en) | 1998-02-27 | 1998-02-27 | Method and device for foaming plastics |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA991543B true ZA991543B (en) | 1999-08-25 |
Family
ID=7859078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA9901543A ZA991543B (en) | 1998-02-27 | 1999-02-25 | Process and apparatus for foaming plastics. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1097034A1 (en) |
AR (1) | AR017467A1 (en) |
DE (1) | DE19808266A1 (en) |
WO (1) | WO1999043483A1 (en) |
ZA (1) | ZA991543B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004022685B4 (en) * | 2004-05-05 | 2014-05-22 | Basf Se | Process for the production of molded foams by means of temperature increase during the picking time |
CN101559640B (en) * | 2009-06-04 | 2011-11-23 | 南京法宁格节能科技有限公司 | Carbon dioxide foaming agent injection device for producing polystyrene extruded sheet and injection method thereof |
CN108559236B (en) * | 2018-03-21 | 2020-11-17 | 奚桢浩 | Tissue engineering scaffold material with micro-nano structure and preparation method thereof |
CN110027159A (en) * | 2019-03-19 | 2019-07-19 | 江苏集萃先进高分子材料研究所有限公司 | A kind of supercritical gas moulded from foam pretreatment unit and method |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4906672A (en) * | 1988-07-29 | 1990-03-06 | Pmc, Inc. | Blowing agents for polyurethane foam |
US5250577A (en) * | 1989-08-02 | 1993-10-05 | The Dow Chemical Company | Polystyrene foam made with only carbon dioxide as a blowing agent and a process for making the same |
US5670102A (en) * | 1993-02-11 | 1997-09-23 | Minnesota Mining And Manufacturing Company | Method of making thermoplastic foamed articles using supercritical fluid |
DE4305866A1 (en) * | 1993-02-25 | 1994-09-01 | Linde Ag | Blowing agent metering in the production of plastic foams |
US5830393A (en) * | 1996-07-10 | 1998-11-03 | Mitsui Chemicals, Inc. | Process for preparing expanded product of thermoplastic resin |
-
1998
- 1998-02-27 DE DE19808266A patent/DE19808266A1/en not_active Ceased
-
1999
- 1999-02-19 EP EP99911684A patent/EP1097034A1/en not_active Ceased
- 1999-02-19 WO PCT/EP1999/001071 patent/WO1999043483A1/en not_active Application Discontinuation
- 1999-02-25 ZA ZA9901543A patent/ZA991543B/en unknown
- 1999-02-26 AR ARP990100819A patent/AR017467A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP1097034A1 (en) | 2001-05-09 |
WO1999043483A1 (en) | 1999-09-02 |
DE19808266A1 (en) | 1999-09-09 |
AR017467A1 (en) | 2001-09-05 |
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