DK107386C - Fremgangsmåde til fremstilling af formede genstande ud fra polyimider. - Google Patents

Fremgangsmåde til fremstilling af formede genstande ud fra polyimider.

Info

Publication number
DK107386C
DK107386C DK36663AA DK36663A DK107386C DK 107386 C DK107386 C DK 107386C DK 36663A A DK36663A A DK 36663AA DK 36663 A DK36663 A DK 36663A DK 107386 C DK107386 C DK 107386C
Authority
DK
Denmark
Prior art keywords
polyimides
shaped articles
making shaped
making
articles
Prior art date
Application number
DK36663AA
Other languages
English (en)
Original Assignee
Du Pont
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
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of DK107386C publication Critical patent/DK107386C/da

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
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes
    • C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes
    • C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
    • C08G73/1028—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes
    • C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
    • C08G73/1028—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous
    • C08G73/1032—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous characterised by the solvent(s) used
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/044—Elimination of an inorganic solid phase
    • C08J2201/0444—Salts
    • C08J2201/0446—Elimination of NaCl only
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
DK36663AA 1962-01-26 1963-01-25 Fremgangsmåde til fremstilling af formede genstande ud fra polyimider. DK107386C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US169107A US3179631A (en) 1962-01-26 1962-01-26 Aromatic polyimide particles from polycyclic diamines
FR922635A FR1350946A (fr) 1962-01-26 1963-01-25 Articles façonnés en polyimide

Publications (1)

Publication Number Publication Date
DK107386C true DK107386C (da) 1967-05-22

Family

ID=63721236

Family Applications (1)

Application Number Title Priority Date Filing Date
DK36663AA DK107386C (da) 1962-01-26 1963-01-25 Fremgangsmåde til fremstilling af formede genstande ud fra polyimider.

Country Status (9)

Country Link
US (1) US3179631A (da)
BE (1) BE627626A (da)
CH (1) CH414150A (da)
DE (1) DE1198547B (da)
DK (1) DK107386C (da)
FR (1) FR1350946A (da)
GB (2) GB980855A (da)
NL (1) NL288197A (da)
SE (1) SE302848B (da)

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US3471444A (en) * 1966-02-23 1969-10-07 Gen Electric Polyamide-imides and precursors thereof
US3450678A (en) * 1966-03-09 1969-06-17 Du Pont Polymerization of aromatic amino dicarboxylic acid anhydrides
US3440197A (en) * 1966-05-05 1969-04-22 Gen Electric Coating solutions and methods for preparing and using the same
US3448068A (en) * 1966-05-05 1969-06-03 Gen Electric Polymer solutions and methods for preparing and using the same
US3413267A (en) * 1966-05-17 1968-11-26 Du Pont Copolyimide-isoimide polymers
US3338859A (en) * 1966-06-30 1967-08-29 Dow Corning Silicone polyimides
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US3546152A (en) * 1968-08-06 1970-12-08 Standard Oil Co Process for reducing viscosity of polytrimellitamide-imide solution
US3575787A (en) * 1969-01-13 1971-04-20 Clevite Corp Plastic bearing-bushing material
US4428977A (en) 1969-05-08 1984-01-31 General Electric Company Ammonium salt of partially emidized polyamide acid for aqueous coating composition
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US4107125A (en) * 1976-07-01 1978-08-15 E. I. Du Pont De Nemours And Company Crosslinked aromatic polyimides and articles made therefrom
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JP6677872B2 (ja) 2015-07-02 2020-04-08 三菱マテリアル株式会社 水分散型絶縁皮膜形成用電着液
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EP4337441A1 (en) 2021-05-17 2024-03-20 Jabil Inc. Improved method for forming thermoplastic additive manufacturing powders
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US20230340211A1 (en) 2022-04-25 2023-10-26 Jabil Inc. Spherical particles for additive manufacturing
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US2710853A (en) * 1953-10-19 1955-06-14 Du Pont Polyimides of pyromellitic acid
US2712543A (en) * 1954-06-11 1955-07-05 Du Pont Polyimide intermediates
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US2880230A (en) * 1955-06-13 1959-03-31 Du Pont Diamine salts of pyromellitic acid diester
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US3049518A (en) * 1960-03-31 1962-08-14 Du Pont Polyamides from n, n'-bis (3-aminophenyl)-isophthalamide

Also Published As

Publication number Publication date
GB980855A (en) 1965-01-20
GB981543A (en) 1965-01-27
SE302848B (da) 1968-08-05
US3179631A (en) 1965-04-20
FR1350946A (fr) 1964-01-31
NL288197A (da) 1900-01-01
CH414150A (de) 1966-05-31
BE627626A (da) 1900-01-01
DE1198547B (de) 1965-08-12

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