GB1259641A - - Google Patents

Info

Publication number
GB1259641A
GB1259641A GB1259641DA GB1259641A GB 1259641 A GB1259641 A GB 1259641A GB 1259641D A GB1259641D A GB 1259641DA GB 1259641 A GB1259641 A GB 1259641A
Authority
GB
United Kingdom
Prior art keywords
jan
sheets
recurring unit
division
woven
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
Application number
Other languages
English (en)
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 DE19681720346 external-priority patent/DE1720346A1/de
Application filed filed Critical
Publication of GB1259641A publication Critical patent/GB1259641A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/3821—Carboxylic acids; Esters thereof with monohydroxyl compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
GB1259641D 1968-01-31 1969-01-31 Expired GB1259641A (OSRAM)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19681720346 DE1720346A1 (de) 1968-01-31 1968-01-31 Verfahren zur Herstellung aromatischer Polyiminoimide
US77129268A 1968-10-28 1968-10-28

Publications (1)

Publication Number Publication Date
GB1259641A true GB1259641A (OSRAM) 1972-01-05

Family

ID=25754831

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1259641D Expired GB1259641A (OSRAM) 1968-01-31 1969-01-31

Country Status (4)

Country Link
BE (1) BE727741A (OSRAM)
CH (1) CH509364A (OSRAM)
FR (1) FR2001022A1 (OSRAM)
GB (1) GB1259641A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2238314A (en) * 1989-11-23 1991-05-29 Ici Plc Polycyanoamides and polyamidoiminoimides

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2238314A (en) * 1989-11-23 1991-05-29 Ici Plc Polycyanoamides and polyamidoiminoimides

Also Published As

Publication number Publication date
CH509364A (de) 1971-06-30
FR2001022A1 (OSRAM) 1969-09-19
BE727741A (OSRAM) 1969-07-31

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees