ZA813269B - Polymers of di-(and higher functionality)ketene acetals and polyols - Google Patents

Polymers of di-(and higher functionality)ketene acetals and polyols

Info

Publication number
ZA813269B
ZA813269B ZA00813269A ZA813269A ZA813269B ZA 813269 B ZA813269 B ZA 813269B ZA 00813269 A ZA00813269 A ZA 00813269A ZA 813269 A ZA813269 A ZA 813269A ZA 813269 B ZA813269 B ZA 813269B
Authority
ZA
South Africa
Prior art keywords
polyols
polymers
higher functionality
ketene acetals
ketene
Prior art date
Application number
ZA00813269A
Other languages
English (en)
Inventor
Heller Jorge
Jorge Heller
Helwing Robert Frank
Robert Frank Helwing
Penhale Donald William Henry
Donald William Henry Penhale
Original Assignee
Stanford Res Inst Int
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 Stanford Res Inst Int filed Critical Stanford Res Inst Int
Publication of ZA813269B publication Critical patent/ZA813269B/xx

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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers
    • A61K9/204—Polyesters, e.g. poly(lactide-co-glycolide)
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/66—Polyesters containing oxygen in the form of ether groups

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Polyethers (AREA)
  • Medicinal Preparation (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Polyurethanes Or Polyureas (AREA)
ZA00813269A 1980-05-15 1981-05-15 Polymers of di-(and higher functionality)ketene acetals and polyols ZA813269B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/150,052 US4304767A (en) 1980-05-15 1980-05-15 Polymers of di- (and higher functionality) ketene acetals and polyols

Publications (1)

Publication Number Publication Date
ZA813269B true ZA813269B (en) 1982-06-30

Family

ID=22532907

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00813269A ZA813269B (en) 1980-05-15 1981-05-15 Polymers of di-(and higher functionality)ketene acetals and polyols

Country Status (20)

Country Link
US (1) US4304767A (de)
EP (1) EP0051667B1 (de)
JP (5) JPH039127B2 (de)
AT (1) AT384615B (de)
AU (1) AU543991B2 (de)
BE (1) BE888829A (de)
CA (1) CA1186438A (de)
CH (1) CH657369A5 (de)
DE (1) DE3148618A1 (de)
DK (1) DK16082A (de)
ES (1) ES502255A0 (de)
GB (1) GB2086404B (de)
GR (1) GR74902B (de)
IE (1) IE51287B1 (de)
NL (1) NL188166C (de)
NZ (1) NZ197036A (de)
PT (1) PT73035B (de)
SE (1) SE455791B (de)
WO (1) WO1981003278A1 (de)
ZA (1) ZA813269B (de)

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* Cited by examiner, † Cited by third party
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GR74902B (de) 1984-07-12
NZ197036A (en) 1984-02-03
JPS60221424A (ja) 1985-11-06
DE3148618C2 (de) 1990-10-18
PT73035A (en) 1981-06-01
JPH0355492B2 (de) 1991-08-23
DE3148618A1 (en) 1982-07-15
JPH047729B2 (de) 1992-02-12
JPH0216930B2 (de) 1990-04-18
EP0051667A4 (de) 1982-09-15
BE888829A (fr) 1981-08-28
AT384615B (de) 1987-12-10
GB2086404B (en) 1984-06-27
IE811098L (en) 1981-11-15
GB2086404A (en) 1982-05-12
AU543991B2 (en) 1985-05-09
US4304767A (en) 1981-12-08
SE455791B (sv) 1988-08-08
CA1186438A (en) 1985-04-30
JPH03732A (ja) 1991-01-07
EP0051667A1 (de) 1982-05-19
ATA904081A (de) 1987-05-15
EP0051667B1 (de) 1986-03-05
ES8207564A1 (es) 1982-10-01
AU7175381A (en) 1981-12-07
NL188166C (nl) 1992-04-16
NL8120177A (nl) 1982-04-01
JPH039127B2 (de) 1991-02-07
DK16082A (da) 1982-01-15
JPH02218719A (ja) 1990-08-31
WO1981003278A1 (en) 1981-11-26
IE51287B1 (en) 1986-11-26
PT73035B (en) 1984-10-22
CH657369A5 (de) 1986-08-29
JPS57500613A (de) 1982-04-08
SE8200068L (sv) 1982-01-08
JPS60214745A (ja) 1985-10-28
ES502255A0 (es) 1982-10-01

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