DE68918648T2 - Herstellung von geschäumten Polymerstrukturen. - Google Patents

Herstellung von geschäumten Polymerstrukturen.

Info

Publication number
DE68918648T2
DE68918648T2 DE68918648T DE68918648T DE68918648T2 DE 68918648 T2 DE68918648 T2 DE 68918648T2 DE 68918648 T DE68918648 T DE 68918648T DE 68918648 T DE68918648 T DE 68918648T DE 68918648 T2 DE68918648 T2 DE 68918648T2
Authority
DE
Germany
Prior art keywords
production
foamed polymer
polymer structures
structures
foamed
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 - Fee Related
Application number
DE68918648T
Other languages
English (en)
Other versions
DE68918648D1 (de
Inventor
Caroll Wendell Lanier
Henry Eugene Broemmelsiek
Raymond Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imi Tech Corp
Original Assignee
Albemarle Corp
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
Priority claimed from US07/209,018 external-priority patent/US4822537A/en
Application filed by Albemarle Corp filed Critical Albemarle Corp
Publication of DE68918648D1 publication Critical patent/DE68918648D1/de
Application granted granted Critical
Publication of DE68918648T2 publication Critical patent/DE68918648T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
    • B01J19/122—Incoherent waves
    • B01J19/126—Microwaves
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • 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
    • B29C44/3415—Heating or cooling
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • B29C2035/0855—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using microwave
    • 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
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/06—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using radiation, e.g. electro-magnetic waves, induction heating
    • 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
    • B29K2079/00—Use of polymers having nitrogen, with or without oxygen or carbon only, in the main chain, not provided for in groups B29K2061/00 - B29K2077/00, as moulding material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • 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
    • Y10S521/915—Utilizing electrical or wave energy during cell forming process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
DE68918648T 1988-06-20 1989-06-12 Herstellung von geschäumten Polymerstrukturen. Expired - Fee Related DE68918648T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/209,018 US4822537A (en) 1988-06-20 1988-06-20 Production of foamed polymer structures
US07/277,541 US4855331A (en) 1988-06-20 1988-11-28 Production of foamed polymer structures

Publications (2)

Publication Number Publication Date
DE68918648D1 DE68918648D1 (de) 1994-11-10
DE68918648T2 true DE68918648T2 (de) 1995-02-09

Family

ID=26903745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918648T Expired - Fee Related DE68918648T2 (de) 1988-06-20 1989-06-12 Herstellung von geschäumten Polymerstrukturen.

Country Status (5)

Country Link
US (1) US4855331A (de)
EP (1) EP0351544B1 (de)
JP (1) JPH0241332A (de)
AU (1) AU625061B2 (de)
DE (1) DE68918648T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8114919B2 (en) 2006-09-12 2012-02-14 Wacker Chemie Ag Microwave foam

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU615301B2 (en) * 1988-06-20 1991-09-26 Imi-Tech Corporation Production of foamed polymer structures
US4897432A (en) * 1988-06-20 1990-01-30 Ethyl Corporation Production of foamed polymer structures
US5234966A (en) * 1990-01-16 1993-08-10 Ethyl Corporation Polyimide foam of desired density
US5338765A (en) * 1993-11-23 1994-08-16 Schuller International, Inc. Method of and apparatus for continuously foaming a polyimide powder
US6342454B1 (en) * 1999-11-16 2002-01-29 International Business Machines Corporation Electronic devices with dielectric compositions and method for their manufacture
JP2006286480A (ja) * 2005-04-01 2006-10-19 Swcc Showa Device Technology Co Ltd 差動信号伝送ケーブル
US20140147658A1 (en) * 2011-07-28 2014-05-29 Ube Industries, Ltd. Laminate and Thermal-Insulation Material Using Same

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US32255A (en) * 1861-05-07 Mode of making the skeins op axle-arms fob carriages
US32356A (en) * 1861-05-21 Henry g
US3506583A (en) * 1968-03-14 1970-04-14 Int Harvester Co Monomeric,solid state solutions of certain aromatic diamines in derivatives of benzophenonetetracarboxylic acid
US3726831A (en) * 1970-11-10 1973-04-10 Int Harvester Co Process for preparing polyimides from amino aromatic dicarboxylic acids and ester derivatives of said acids
US3700649A (en) * 1971-07-06 1972-10-24 Int Harvester Co Polyimides of benzophenone tetracarboxylic acid esters and aromatic diamines having a basicity constant of less than 10-" and method of preparation
US3726834A (en) * 1972-07-03 1973-04-10 Int Harvester Co Thermoplastic copolyimides
US3793281A (en) * 1972-07-14 1974-02-19 Int Harvester Co Thermoplastic copolyimides
DE2303273A1 (de) * 1973-01-24 1974-07-25 Basf Ag Verfahren zur herstellung von schaumstoffen aus thermoplastischen kunststoffen
US3966652A (en) * 1974-11-11 1976-06-29 International Harvester Company Method of making foamed copolyimides and product obtained therefrom
USRE30213E (en) 1974-11-11 1980-02-12 International Harvester Company Method of making foamed copolyimides and product obtained therefrom
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US4273886A (en) * 1978-08-21 1981-06-16 International Harvester Company Polyimides
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US4369261A (en) * 1981-04-10 1983-01-18 International Harvester Company Polyimide foams
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USRE32255E (en) 1982-06-21 1986-09-30 Modified polyimide foams and methods of making same
US4426463A (en) * 1982-06-21 1984-01-17 John Gagliani Modified polyimide foams and methods of making same
EP0103733A3 (de) * 1982-08-18 1985-01-16 Shin-Etsu Chemical Co., Ltd. Schaumgegenstand aus Kunstharz und Verfahren zu dessen Herstellung
US4407980A (en) * 1982-09-27 1983-10-04 John Gagliani Closed cell polyimide foams and methods of making same
US4444823A (en) * 1982-09-27 1984-04-24 John Gagliani Fiber reinforced composite article using modified polyimide adhesive
US4433068A (en) * 1982-09-27 1984-02-21 Long John V Process for producing bonded macroballoon structures and resulting product
US4425441A (en) * 1982-09-27 1984-01-10 John Gagliani Closed cell polyimide foams and methods of making same
US4442283A (en) * 1982-09-27 1984-04-10 John Gagliani Polyimide adhesive from lactam, aromatic dianhydride, aliphatic dianhydride and diamine
US4506038A (en) * 1982-12-03 1985-03-19 I M L Corporation Development of polyimide foams with blowing agents
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US4621015A (en) * 1983-11-07 1986-11-04 Long John V Low density, modified polyimide foams and methods of making same
US4468431A (en) * 1983-11-17 1984-08-28 Iml Corporation Polyimide composite
US4599365A (en) * 1983-12-27 1986-07-08 John Gagliani Foaming and curing polyimide resins by application of microwave energy
US4535101A (en) * 1984-04-03 1985-08-13 Imi-Tech Corporation Polyimide of 2,2-bis(4-(4-aminophenoxy)phenyl)-hexafluoropropane and process for the preparation of same
US4539342A (en) * 1984-04-03 1985-09-03 Imi-Tech Corporation Polyimide foam prepared from amino terminated butadiene acrylonitrile reactant
US4535099A (en) * 1984-04-03 1985-08-13 Imi-Tech Corporation Polyimide foam from mixture of silicon containing diamine and different aromatic diamine
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US4562112A (en) * 1985-01-29 1985-12-31 Imi-Tech Corporation Polyimide foam and process for the preparation of same
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8114919B2 (en) 2006-09-12 2012-02-14 Wacker Chemie Ag Microwave foam

Also Published As

Publication number Publication date
EP0351544B1 (de) 1994-10-05
EP0351544A2 (de) 1990-01-24
JPH0241332A (ja) 1990-02-09
AU3586689A (en) 1989-12-21
AU625061B2 (en) 1992-07-02
EP0351544A3 (en) 1990-01-31
DE68918648D1 (de) 1994-11-10
US4855331A (en) 1989-08-08

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: ALBEMARLE CORP., RICHMOND, VA., US

8327 Change in the person/name/address of the patent owner

Owner name: IMI-TECH CORP., ELK GROVE VILLAGE, ILL., US

8328 Change in the person/name/address of the agent

Free format text: BROSE UND KOLLEGEN, 82319 STARNBERG

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IMI-TECH CORP., PLANO, TEX., US

8339 Ceased/non-payment of the annual fee