SE7409391L - Forfarande for framstellning av polyaktoner - Google Patents

Forfarande for framstellning av polyaktoner

Info

Publication number
SE7409391L
SE7409391L SE7409391A SE7409391A SE7409391L SE 7409391 L SE7409391 L SE 7409391L SE 7409391 A SE7409391 A SE 7409391A SE 7409391 A SE7409391 A SE 7409391A SE 7409391 L SE7409391 L SE 7409391L
Authority
SE
Sweden
Prior art keywords
alpha
acid
polyactons
preparing
procedure
Prior art date
Application number
SE7409391A
Other languages
English (en)
Other versions
SE414181B (sv
Inventor
N Vanlautem
J Mulders
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of SE7409391L publication Critical patent/SE7409391L/sv
Publication of SE414181B publication Critical patent/SE414181B/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F120/04—Acids; Metal salts or ammonium salts thereof
    • C08F120/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/14—Esterification
    • C08F8/16—Lactonisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
SE7409391A 1973-07-20 1974-07-18 Forfarande for framstellning av polylaktoner bestaende av inter- och intramolekylera estrar av poly-alfa-hydroxiakrylsyror SE414181B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU68060A LU68060A1 (sv) 1973-07-20 1973-07-20

Publications (2)

Publication Number Publication Date
SE7409391L true SE7409391L (sv) 1975-01-21
SE414181B SE414181B (sv) 1980-07-14

Family

ID=19727410

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7409391A SE414181B (sv) 1973-07-20 1974-07-18 Forfarande for framstellning av polylaktoner bestaende av inter- och intramolekylera estrar av poly-alfa-hydroxiakrylsyror

Country Status (20)

Country Link
US (1) US3984439A (sv)
JP (1) JPS545839B2 (sv)
AT (1) AT341783B (sv)
BE (1) BE817679A (sv)
BR (1) BR7405697D0 (sv)
CA (1) CA1022947A (sv)
CH (2) CH589108A5 (sv)
DE (1) DE2432759A1 (sv)
DK (1) DK150860C (sv)
ES (1) ES427959A1 (sv)
FR (1) FR2237914B1 (sv)
GB (2) GB1425307A (sv)
IE (1) IE39812B1 (sv)
IN (1) IN142549B (sv)
IT (1) IT1017656B (sv)
LU (1) LU68060A1 (sv)
NL (1) NL159679B (sv)
NO (1) NO142628C (sv)
SE (1) SE414181B (sv)
ZA (1) ZA744104B (sv)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107411A (en) * 1973-07-18 1978-08-15 Solvay & Cie. Method of preparing salts of poly-alpha-hydroxyacrylic acid
LU70411A1 (sv) * 1974-06-25 1976-04-13
US4343915A (en) * 1981-08-12 1982-08-10 Scm Corporation Polyspirolactone polymers
GB2219800B (en) * 1984-10-18 1991-10-09 Sandoz Ltd Process for the production of polylactones of poly[-alpha-hydroxy-(acrylic and /or crotonic )acid]
CH669952A5 (en) * 1984-10-18 1989-04-28 Sandoz Ag Alpha chloro-acrylic or crotonic acid prodn. - by treating 2,3-di:chloropropionic or butyric acid with aq. base, de-hydro-chlorinating prod. and acidifying
US4644038A (en) * 1985-09-30 1987-02-17 A. E. Staley Manufacturing Company Unsaturated poly (alpha-hydroxy acid) copolymers
DE3720806C2 (de) * 1986-07-03 1997-08-21 Clariant Finance Bvi Ltd Verwendung eines Stabilisators in Peroxydbleichverfahren
FR2628745B1 (fr) * 1986-07-03 1992-12-31 Sandoz Sa Procede de preparation d'une polylactone
US5241026A (en) * 1986-07-03 1993-08-31 Sandoz Ltd. Polylactones of poly-α-hydroxyacrylic acid
JPS6395206A (ja) * 1986-10-13 1988-04-26 Nippon Peroxide Co Ltd 低含水率の湿潤ポリラクトンの製造方法
JPS63251410A (ja) * 1987-04-09 1988-10-18 Nippon Peroxide Co Ltd ポリ−α−ヒドロキシアクリル酸に対応するポリラクトンの製造方法
US5145558A (en) * 1989-11-15 1992-09-08 The Dow Chemical Company Composition for alkaline peroxide bleaching of wood pulp using a quaternary amine as additive
US5013404A (en) * 1989-11-15 1991-05-07 The Dow Chemical Company Process for alkaline peroxide bleaching of wood pulp using a quaternary amine as additive
US5278256A (en) * 1992-09-16 1994-01-11 E. I. Du Pont De Nemours And Company Rapidly degradable poly (hydroxyacid) compositions
SG176636A1 (en) * 2009-06-09 2012-01-30 Mardi Medicines Ltd Halogenated aliphatic carboxylic acids, oligomers and/or polymers thereof and their use in devitalizing external and internal neoplasms

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2338967A (en) * 1941-10-29 1944-01-11 Pittsburgh Plate Glass Co Esters of alpha chloroacrylic acid
DE2061584A1 (en) * 1970-12-15 1972-07-06 Henkel & Cie Gmbh Water insol alpha-substd-polyacrylates - obtd by basic treatment of alpha, beta-dichloro and/or dibromo propionic acids (est
DE2346500C2 (de) * 1973-09-15 1982-10-14 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von Poly-α-oxyacrylsäure

Also Published As

Publication number Publication date
CH589108A5 (sv) 1977-06-30
JPS545839B2 (sv) 1979-03-22
DE2432759A1 (de) 1975-02-06
BR7405697D0 (pt) 1975-05-20
GB1450758A (en) 1976-09-29
ATA600574A (de) 1977-06-15
SE414181B (sv) 1980-07-14
ZA744104B (en) 1975-07-30
GB1425307A (en) 1976-02-18
DE2432759C2 (sv) 1987-05-21
US3984439A (en) 1976-10-05
AT341783B (de) 1978-02-27
BE817679A (fr) 1975-01-15
NL159679B (nl) 1979-03-15
ES427959A1 (es) 1976-08-16
AU7059374A (en) 1976-01-08
DK390274A (sv) 1975-03-17
CH603699A5 (sv) 1978-08-31
FR2237914B1 (sv) 1977-03-18
IT1017656B (it) 1977-08-10
DK150860B (da) 1987-07-06
FR2237914A1 (sv) 1975-02-14
JPS5044278A (sv) 1975-04-21
LU68060A1 (sv) 1975-04-11
CA1022947A (fr) 1977-12-20
NO142628B (no) 1980-06-09
NL7409558A (nl) 1975-01-22
IN142549B (sv) 1977-07-23
DK150860C (da) 1988-01-25
IE39812L (en) 1975-01-20
NO742645L (sv) 1975-02-17
NO142628C (no) 1980-09-17
IE39812B1 (en) 1979-01-03

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