IL36087A - Method for making polyimides - Google Patents

Method for making polyimides

Info

Publication number
IL36087A
IL36087A IL36087A IL3608771A IL36087A IL 36087 A IL36087 A IL 36087A IL 36087 A IL36087 A IL 36087A IL 3608771 A IL3608771 A IL 3608771A IL 36087 A IL36087 A IL 36087A
Authority
IL
Israel
Prior art keywords
anhydride
parts
employed
diamine
percent
Prior art date
Application number
IL36087A
Other languages
English (en)
Other versions
IL36087A0 (en
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL36087A0 publication Critical patent/IL36087A0/xx
Publication of IL36087A publication Critical patent/IL36087A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • 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
    • C08G73/12—Unsaturated polyimide precursors
    • C08G73/121—Preparatory processes from unsaturated precursors and polyamines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/021—Fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
IL36087A 1970-03-27 1971-01-28 Method for making polyimides IL36087A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2349270A 1970-03-27 1970-03-27

Publications (2)

Publication Number Publication Date
IL36087A0 IL36087A0 (en) 1971-03-24
IL36087A true IL36087A (en) 1974-10-22

Family

ID=21815411

Family Applications (1)

Application Number Title Priority Date Filing Date
IL36087A IL36087A (en) 1970-03-27 1971-01-28 Method for making polyimides

Country Status (6)

Country Link
US (1) US3732189A (enExample)
CA (1) CA977891A (enExample)
DE (1) DE2114076A1 (enExample)
FR (1) FR2083630B1 (enExample)
GB (1) GB1353052A (enExample)
IL (1) IL36087A (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868351A (en) * 1970-12-02 1975-02-25 Gen Electric Solution process for the preparation of polyimdies from diamines and anhydrides
US3996203A (en) * 1972-09-13 1976-12-07 General Electric Company Solution process for the preparation of polyimides from diamines and anhydrides
CH571530A5 (enExample) * 1972-10-10 1976-01-15 Ciba Geigy Ag
US4092300A (en) * 1973-02-05 1978-05-30 General Electric Company Polyamide acid salts
US3929713A (en) * 1973-05-25 1975-12-30 Du Pont Polymerizing bis-maleimides and polyimides therefrom
US3862092A (en) * 1973-07-05 1975-01-21 Gen Electric Polyamide-imide compositions
US4082768A (en) * 1973-07-20 1978-04-04 Ciba-Geigy Corporation New imides of unsaturated dicarboxylic acids, processes for their manufacture, and their use
US3988303A (en) * 1974-12-23 1976-10-26 Vasily Vladimirovich Korshak Method of preparing polyimides
FR2444667A2 (fr) * 1978-12-19 1980-07-18 Rhone Poulenc Ind Preparation d'oligoimides
NL8303229A (nl) * 1983-09-20 1985-04-16 Dsm Resins Bv Nieuwe maleimide-amide verbindingen en samenstellingen die deze bevatten, alsmede bereiding en toepassing daarvan.
DE3478116D1 (en) * 1984-06-26 1989-06-15 Toray Industries A method for preparing polyimide prepolymers
US4539392A (en) * 1984-07-03 1985-09-03 Toray Industries, Inc. Method of preparing polyimide prepolymer from ethylenically unsaturated dicarboxylic acid compound
US4608431A (en) * 1985-01-29 1986-08-26 American Cyanamid Co. Polyimide from unsaturated imide, polyamine and aldehyde

Also Published As

Publication number Publication date
US3732189A (en) 1973-05-08
GB1353052A (en) 1974-05-15
FR2083630B1 (enExample) 1974-03-01
IL36087A0 (en) 1971-03-24
FR2083630A1 (enExample) 1971-12-17
CA977891A (en) 1975-11-11
DE2114076A1 (de) 1971-10-07

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