BR6915449D0 - Processo para preparar um poliester macriciclico - Google Patents

Processo para preparar um poliester macriciclico

Info

Publication number
BR6915449D0
BR6915449D0 BR215449/69A BR21544969A BR6915449D0 BR 6915449 D0 BR6915449 D0 BR 6915449D0 BR 215449/69 A BR215449/69 A BR 215449/69A BR 21544969 A BR21544969 A BR 21544969A BR 6915449 D0 BR6915449 D0 BR 6915449D0
Authority
BR
Brazil
Prior art keywords
macriciclic
polyester
prepare
macriciclic polyester
Prior art date
Application number
BR215449/69A
Other languages
English (en)
Inventor
C Pedersen
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
Publication of BR6915449D0 publication Critical patent/BR6915449D0/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D323/00—Heterocyclic compounds containing more than two oxygen atoms as the only ring hetero atoms
    • 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
    • C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
    • C08G65/08—Saturated oxiranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyethers (AREA)
BR215449/69A 1968-12-18 1969-12-19 Processo para preparar um poliester macriciclico BR6915449D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78493668A 1968-12-18 1968-12-18

Publications (1)

Publication Number Publication Date
BR6915449D0 true BR6915449D0 (pt) 1973-01-25

Family

ID=25133989

Family Applications (1)

Application Number Title Priority Date Filing Date
BR215449/69A BR6915449D0 (pt) 1968-12-18 1969-12-19 Processo para preparar um poliester macriciclico

Country Status (7)

Country Link
US (1) US3562295A (pt)
BE (1) BE743262A (pt)
BR (1) BR6915449D0 (pt)
DE (1) DE1963528A1 (pt)
FR (1) FR2026481A1 (pt)
GB (1) GB1285367A (pt)
NL (1) NL6913438A (pt)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760005A (en) * 1971-06-02 1973-09-18 Dow Chemical Co Cyclic polyethers as catalyst activators in the alkalicatalyzed reaction of alkylene oxides
US4156683A (en) * 1973-03-26 1979-05-29 Schering Corporation Complexes of macrocyclic compounds
US4113739A (en) * 1974-01-28 1978-09-12 The Dow Chemical Company Process for preparation of (poly)cyclic polyethers
US4066684A (en) * 1974-04-15 1978-01-03 The Dow Chemical Company Preparation of peptides
NO140408C (no) * 1977-09-19 1979-08-29 Johannes Dale Fremgangsmaate for total eller selektiv fjerning av salter fra vandig opploesning
US4186175A (en) * 1978-01-25 1980-01-29 Phillips Petroleum Company Crown ether uranyl halide complexes
US4197242A (en) * 1978-07-03 1980-04-08 Xerox Corporation Potassium phthalocyanine complexes, method of preparation, and phthalocyanine purification processes
CA1131647A (en) * 1978-11-10 1982-09-14 Arie Van Zon Macrocyclic polyether complexes and method for macrocyclic polyether isolation via said complexes
US4392978A (en) * 1979-12-26 1983-07-12 Allied Corporation Selective aromatic nitration
DE3100262A1 (de) * 1981-01-08 1982-08-05 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von isocyanuratgruppen aufweisenden polyisocyanaten, als katalysator-komponente fuer dieses verfahren geeignete loesungen, sowie die verwendung der verfahrensprodukte als isocyanat-komponente bei der herstellung von polyurethanen
US4439566A (en) * 1982-04-16 1984-03-27 The Dow Chemical Company Carbonate polymers containing a salt of a crown complex as an ignition depressant
FR2540101A1 (fr) * 1983-02-02 1984-08-03 Rhone Poulenc Spec Chim Procede d'alkylation de derives benzeniques halogenes et/ou trifluoromethyles
FR2541666B1 (fr) * 1983-02-25 1985-06-21 Rhone Poulenc Spec Chim Procede de dismutation de silanes
US4438251A (en) 1983-05-16 1984-03-20 Armstrong World Industries, Inc. Polyurethane polymers comprising macrocyclic crown ethers in the polymer backbone
US4484001A (en) * 1983-11-18 1984-11-20 Ppg Industries, Inc. Method for preparing N-benzyloxycarbonyl amino acids containing additional functionality
US4502864A (en) * 1984-04-25 1985-03-05 Ciba-Geigy Corporation Crown ether complexes of direct yellow 11 and dyestuff containing same
US4790880A (en) * 1986-03-21 1988-12-13 Hewlett-Packard Company Ink-jet printing compositions containing macrocyclic polyethers
FR2643075A1 (fr) * 1989-02-10 1990-08-17 Rhone Poulenc Chimie Procede de preparation du dicarbonate de ditertiobutyle
US4990185A (en) * 1989-08-02 1991-02-05 Sun Chemical Corporation Lithographic ink compositions
US5225173A (en) * 1991-06-12 1993-07-06 Idaho Research Foundation, Inc. Methods and devices for the separation of radioactive rare earth metal isotopes from their alkaline earth metal precursors
US5235019A (en) * 1991-12-31 1993-08-10 Amoco Corporation Process for preparation of poly(aryl ether) polymers by macro monocyclic catalysts
US5417802A (en) * 1994-03-18 1995-05-23 At&T Corp. Integrated circuit manufacturing
US5480961A (en) * 1994-11-03 1996-01-02 United States Surgical Corporation Bioabsorbable polymers derived from cyclic ether esters and surgical articles made therefrom
US6248883B1 (en) 1998-07-31 2001-06-19 Moltech Corporation Methods of purifying lithium salts
AU2005323437B2 (en) 2004-04-30 2011-10-06 Alnylam Pharmaceuticals, Inc. Oligonucleotides comprising a C5-modified pyrimidine
JP2006302770A (ja) * 2005-04-22 2006-11-02 Toshiba Corp 燃料電池システム

Also Published As

Publication number Publication date
NL6913438A (pt) 1970-06-22
FR2026481A1 (pt) 1970-09-18
GB1285367A (en) 1972-08-16
US3562295A (en) 1971-02-09
DE1963528A1 (de) 1970-07-02
BE743262A (pt) 1970-06-17

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