ATE292002T1 - Geformter polymergegenstand - Google Patents

Geformter polymergegenstand

Info

Publication number
ATE292002T1
ATE292002T1 AT99961603T AT99961603T ATE292002T1 AT E292002 T1 ATE292002 T1 AT E292002T1 AT 99961603 T AT99961603 T AT 99961603T AT 99961603 T AT99961603 T AT 99961603T AT E292002 T1 ATE292002 T1 AT E292002T1
Authority
AT
Austria
Prior art keywords
another aspect
injection molding
microcellular
aspect involves
thin
Prior art date
Application number
AT99961603T
Other languages
English (en)
Inventor
David E Pierick
Jere R Anderson
Sung W Cha
Liqin Chen
James F Stevenson
Dana E Laing
Original Assignee
Trexel Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26881668&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE292002(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US09/335,946 external-priority patent/US6884823B1/en
Application filed by Trexel Inc filed Critical Trexel Inc
Application granted granted Critical
Publication of ATE292002T1 publication Critical patent/ATE292002T1/de

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
    • 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)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
AT99961603T 1998-11-04 1999-11-04 Geformter polymergegenstand ATE292002T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18598798A 1998-11-04 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 (1)

Publication Number Publication Date
ATE292002T1 true ATE292002T1 (de) 2005-04-15

Family

ID=26881668

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99961603T ATE292002T1 (de) 1998-11-04 1999-11-04 Geformter polymergegenstand

Country Status (8)

Country Link
EP (1) EP1126959B1 (de)
CN (2) CN1211193C (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)

* Cited by examiner, † Cited by third party
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
WO2009126051A1 (en) * 2008-04-08 2009-10-15 Formway Furniture Limited Injection moulding method
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
WO2000026005A1 (en) 2000-05-11
CN1211193C (zh) 2005-07-20
DE69924517D1 (de) 2005-05-04
CN100471641C (zh) 2009-03-25
BR9915056A (pt) 2001-08-07
CN1672901A (zh) 2005-09-28
DE69924517T2 (de) 2006-05-04
AU1814600A (en) 2000-05-22
CA2349603A1 (en) 2000-05-11
CN1325337A (zh) 2001-12-05
EP1126959A1 (de) 2001-08-29
EP1126959B1 (de) 2005-03-30
WO2000026005A9 (en) 2002-08-29

Similar Documents

Publication Publication Date Title
CA2278147A1 (en) Injection molding of microcellular material
ATE292002T1 (de) Geformter polymergegenstand
AU2002367609A1 (en) Foamed adhesive article
AR027361A1 (es) Un proceso para producir lamina de espuma termoformable usando un agente fisico de soplado, lamina y articulo termoformado
ATE259285T1 (de) Vorrichtung zur herstellung von polymerschaummaterial mit einem druckbeschränkungselement, und entsprechendes verfahren
EP1072389A4 (de) Blasgeformter schaum und verfahren zu dessen herstellung
ATE213259T1 (de) Geschäumte spritzguss-materialien
ATE260746T1 (de) Doppelschneckenextruder und verfahren zur herstellung von polymerschaum
KR970074854A (ko) 폴리머와 목분 복합 압출물
BRPI0417385A (pt) peça moldada em espuma em partìcula, granulado de polìmero termoplástico expansìvel, e, processos para a preparação do mesmo, e para a produção de peças moldadas em espuma em partìculas
ATE307161T1 (de) Herstellungverfahren für multimodalen thermoplastischen polymerschaum
WO2005044536A3 (en) Apparatus and method for low-density cellular wood plastic composites
DE50307569D1 (de) Verfahren zur herstellung gesch umter polymerformk rper und gesch umter polymerformk rper
WO2001015882A8 (en) Production method for thermoplastic resin foam, molding mold therefor and thermoplastic resin foam
WO2000073036A3 (en) Polymeric foam processing
KR100250372B1 (ko) 폐쇄된 셀을 가진 가변운 세포형 플라스틱 제품 제조방법
MXPA05013081A (es) Metodo continuo para producir perfiles macizos, huecos o abiertos.
JP2023094897A (ja) 発泡成形体の製造方法
AU2001251685A1 (en) Polymer foam processing with low blowing agent levels
ES2111783T3 (es) Dosificacion de agente de expansion en la fabricacion de espumas de material sintetico.
Seibig et al. Design of a novel extrusion system for manufacturing microcellular polymer
HU231595B1 (hu) Politejsav alapú hab és ennek előállítására szolgáló eljárás
US20130274359A1 (en) Continuous method for producing solid, hollow or open profiles
KR0119290B1 (ko) 폴리올레핀계 예비발포입자의 제조방법
JP2832208B2 (ja) 熱可塑性樹脂発泡体の製造方法

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties