SE455791B - Biologiskt nedbrytbara sampolymerer av en polyol och en ketenacetal, forfarande for framstellning derav samt anvendning av dessa som berare for biologiskt aktiva medel - Google Patents

Biologiskt nedbrytbara sampolymerer av en polyol och en ketenacetal, forfarande for framstellning derav samt anvendning av dessa som berare for biologiskt aktiva medel

Info

Publication number
SE455791B
SE455791B SE8200068A SE8200068A SE455791B SE 455791 B SE455791 B SE 455791B SE 8200068 A SE8200068 A SE 8200068A SE 8200068 A SE8200068 A SE 8200068A SE 455791 B SE455791 B SE 455791B
Authority
SE
Sweden
Prior art keywords
polyol
polymers according
functionality
groups
polymers
Prior art date
Application number
SE8200068A
Other languages
English (en)
Swedish (sv)
Other versions
SE8200068L (sv
Inventor
J Heller
R F Helwing
D W H 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 SE8200068L publication Critical patent/SE8200068L/xx
Publication of SE455791B publication Critical patent/SE455791B/sv

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
SE8200068A 1980-05-15 1982-01-08 Biologiskt nedbrytbara sampolymerer av en polyol och en ketenacetal, forfarande for framstellning derav samt anvendning av dessa som berare for biologiskt aktiva medel SE455791B (sv)

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 (2)

Publication Number Publication Date
SE8200068L SE8200068L (sv) 1982-01-08
SE455791B true SE455791B (sv) 1988-08-08

Family

ID=22532907

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8200068A SE455791B (sv) 1980-05-15 1982-01-08 Biologiskt nedbrytbara sampolymerer av en polyol och en ketenacetal, forfarande for framstellning derav samt anvendning av dessa som berare for biologiskt aktiva medel

Country Status (20)

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

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NL188166C (nl) 1992-04-16
JPS57500613A (xx) 1982-04-08
NL8120177A (nl) 1982-04-01
CH657369A5 (de) 1986-08-29
ES8207564A1 (es) 1982-10-01
GB2086404A (en) 1982-05-12
JPH03732A (ja) 1991-01-07
AT384615B (de) 1987-12-10
JPH0355492B2 (xx) 1991-08-23
JPH047729B2 (xx) 1992-02-12
AU7175381A (en) 1981-12-07
DK16082A (da) 1982-01-15
WO1981003278A1 (en) 1981-11-26
AU543991B2 (en) 1985-05-09
DE3148618A1 (en) 1982-07-15
BE888829A (fr) 1981-08-28
PT73035A (en) 1981-06-01
JPH0216930B2 (xx) 1990-04-18
ATA904081A (de) 1987-05-15
DE3148618C2 (xx) 1990-10-18
ZA813269B (en) 1982-06-30
IE51287B1 (en) 1986-11-26
JPS60221424A (ja) 1985-11-06
EP0051667B1 (en) 1986-03-05
JPH039127B2 (xx) 1991-02-07
JPS60214745A (ja) 1985-10-28
PT73035B (en) 1984-10-22
GB2086404B (en) 1984-06-27
EP0051667A4 (en) 1982-09-15
CA1186438A (en) 1985-04-30
GR74902B (xx) 1984-07-12
IE811098L (en) 1981-11-15
SE8200068L (sv) 1982-01-08
NZ197036A (en) 1984-02-03
JPH02218719A (ja) 1990-08-31
US4304767A (en) 1981-12-08
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ES502255A0 (es) 1982-10-01

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