DE69924517D1 - Geformter polymergegenstand - Google Patents
Geformter polymergegenstandInfo
- Publication number
- DE69924517D1 DE69924517D1 DE69924517T DE69924517T DE69924517D1 DE 69924517 D1 DE69924517 D1 DE 69924517D1 DE 69924517 T DE69924517 T DE 69924517T DE 69924517 T DE69924517 T DE 69924517T DE 69924517 D1 DE69924517 D1 DE 69924517D1
- Authority
- DE
- Germany
- Prior art keywords
- another aspect
- injection molding
- microcellular
- aspect involves
- thin
- 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.)
- Revoked
Links
- 229920000642 polymer Polymers 0.000 title 1
- 239000000463 material Substances 0.000 abstract 4
- 238000001746 injection moulding Methods 0.000 abstract 3
- 239000004604 Blowing Agent Substances 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000009467 reduction Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 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
- B29C44/3442—Mixing, kneading or conveying the foamable material
- B29C44/3446—Feeding the blowing agent
-
- 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
-
- 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
- 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
- B29C44/10—Applying counter-pressure during expanding
-
- 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
- B29C44/3469—Cell or pore nucleation
- B29C44/348—Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
-
- 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
- B29K2025/00—Use of polymers of vinyl-aromatic compounds 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
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
-
- 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
- B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
- B29K2033/26—Polymers of acrylamide or methacrylamide
-
- 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
- B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides 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
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
- B29K2105/046—Condition, form or state of moulded material or of the material to be shaped cellular or porous with closed cells
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US335946 | 1989-04-10 | ||
US18598798A | 1998-11-04 | 1998-11-04 | |
US185987 | 1998-11-04 | ||
US09/335,946 US6884823B1 (en) | 1997-01-16 | 1999-06-18 | Injection molding of polymeric material |
PCT/US1999/026192 WO2000026005A1 (en) | 1998-11-04 | 1999-11-04 | Molded polymeric material including microcellular, injection-molded, and low-density polymeric material |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69924517D1 true DE69924517D1 (de) | 2005-05-04 |
DE69924517T2 DE69924517T2 (de) | 2006-05-04 |
Family
ID=26881668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69924517T Revoked DE69924517T2 (de) | 1998-11-04 | 1999-11-04 | Geformter polymergegenstand |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1126959B1 (de) |
CN (2) | CN100471641C (de) |
AT (1) | ATE292002T1 (de) |
AU (1) | AU1814600A (de) |
BR (1) | BR9915056A (de) |
CA (1) | CA2349603A1 (de) |
DE (1) | DE69924517T2 (de) |
WO (1) | WO2000026005A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2366797A (en) * | 2000-09-13 | 2002-03-20 | Procter & Gamble | Process for making foam component by pressurising/depressurising |
AU2001294927A1 (en) | 2000-09-29 | 2002-04-08 | Trexel, Inc. | Fiber-filler molded articles |
US6913517B2 (en) | 2002-05-23 | 2005-07-05 | Cabot Microelectronics Corporation | Microporous polishing pads |
US7318713B2 (en) | 2002-07-18 | 2008-01-15 | Trexel, Inc. | Polymer processing systems including screws |
NZ546799A (en) * | 2003-10-31 | 2008-10-31 | Prysmian Cavi Sistemi Energia | Method and plant for the introduction of a liquid into a molten mass under pressure |
US8075372B2 (en) | 2004-09-01 | 2011-12-13 | Cabot Microelectronics Corporation | Polishing pad with microporous regions |
US7767119B2 (en) * | 2005-09-29 | 2010-08-03 | Plakor Co., Ltd. | Gas injecting device of cylinder for injection molding machine, and method for controlling amount of gas injected into barrel of injection molding machine |
CA2567936C (en) | 2006-11-14 | 2016-01-05 | Atomic Energy Of Canada Limited | Device and method for surface replication |
CN101980841B (zh) * | 2008-04-08 | 2013-07-17 | 佛姆维家具有限公司 | 注射模制方法 |
CN101486239B (zh) * | 2008-11-14 | 2012-01-04 | 联塑(杭州)机械有限公司 | 交通工具部件的制造方法及其产品 |
US8696957B2 (en) * | 2010-09-10 | 2014-04-15 | Eveready Battery Company, Inc | Methods for microcellular injection molding |
CN102218792A (zh) * | 2011-01-10 | 2011-10-19 | 国家复合改性聚合物材料工程技术研究中心 | 一种微孔聚合物材料的可控制备方法及其装置 |
CN103057059B (zh) * | 2012-12-20 | 2015-04-22 | 华南理工大学 | 在线配混制备高性能微孔发泡塑料的注射成型装置与方法 |
US10357904B2 (en) * | 2015-10-30 | 2019-07-23 | Nike, Inc. | Method of foaming an injection molded precursor |
CN105835292B (zh) * | 2016-04-27 | 2018-06-26 | 山东大学 | 一种发泡倍率高、表面无泡痕的微孔发泡注塑工艺 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58208328A (ja) * | 1982-05-31 | 1983-12-05 | Asahi Chem Ind Co Ltd | 新規な多泡質材料 |
US5670102A (en) * | 1993-02-11 | 1997-09-23 | Minnesota Mining And Manufacturing Company | Method of making thermoplastic foamed articles using supercritical fluid |
-
1999
- 1999-11-04 AT AT99961603T patent/ATE292002T1/de not_active IP Right Cessation
- 1999-11-04 CA CA002349603A patent/CA2349603A1/en not_active Abandoned
- 1999-11-04 CN CNB2005100689532A patent/CN100471641C/zh not_active Expired - Lifetime
- 1999-11-04 AU AU18146/00A patent/AU1814600A/en not_active Abandoned
- 1999-11-04 CN CN99812883.XA patent/CN1211193C/zh not_active Expired - Lifetime
- 1999-11-04 WO PCT/US1999/026192 patent/WO2000026005A1/en not_active Application Discontinuation
- 1999-11-04 DE DE69924517T patent/DE69924517T2/de not_active Revoked
- 1999-11-04 EP EP99961603A patent/EP1126959B1/de not_active Revoked
- 1999-11-04 BR BR9915056-5A patent/BR9915056A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CN1672901A (zh) | 2005-09-28 |
WO2000026005A9 (en) | 2002-08-29 |
EP1126959B1 (de) | 2005-03-30 |
CN1325337A (zh) | 2001-12-05 |
DE69924517T2 (de) | 2006-05-04 |
EP1126959A1 (de) | 2001-08-29 |
CN100471641C (zh) | 2009-03-25 |
CN1211193C (zh) | 2005-07-20 |
CA2349603A1 (en) | 2000-05-11 |
WO2000026005A1 (en) | 2000-05-11 |
AU1814600A (en) | 2000-05-22 |
ATE292002T1 (de) | 2005-04-15 |
BR9915056A (pt) | 2001-08-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |