NL264931A - - Google Patents

Info

Publication number
NL264931A
NL264931A NL264931DA NL264931A NL 264931 A NL264931 A NL 264931A NL 264931D A NL264931D A NL 264931DA NL 264931 A NL264931 A NL 264931A
Authority
NL
Netherlands
Application number
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.)
Publication of NL264931A publication Critical patent/NL264931A/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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08—Lactones or lactides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K15/00—Making blacksmiths' goods
    • B21K15/02—Making blacksmiths' goods horseshoes; appurtenances therefor
    • 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
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
NL264931D 1960-12-12 NL264931A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD7115260 1960-12-12

Publications (1)

Publication Number Publication Date
NL264931A true NL264931A (en:Method)

Family

ID=5477571

Family Applications (2)

Application Number Title Priority Date Filing Date
NL121429D NL121429C (en:Method) 1960-12-12
NL264931D NL264931A (en:Method) 1960-12-12

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL121429D NL121429C (en:Method) 1960-12-12

Country Status (6)

Country Link
BE (1) BE611444A (en:Method)
CH (1) CH404960A (en:Method)
DD (1) DD36499A (en:Method)
DE (1) DE36499C (en:Method)
GB (1) GB988939A (en:Method)
NL (2) NL264931A (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669940A (en) * 1969-03-10 1972-06-13 Shell Oil Co Two-step bulk polymerization of pivalolactone

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1429615A (fr) * 1963-03-23 1966-02-25 Wolfen Filmfab Veb Procédé de fabrication d'objets en forme à partir de polyglycolide et objets ainsi obtenus
IE35855B1 (en) * 1970-12-18 1976-06-09 Ethicon Inc Absorbable copolymer suture
US4008303A (en) * 1971-08-30 1977-02-15 American Cyanamid Company Process for extruding green polyglycolic acid sutures and surgical elements
US3839297A (en) * 1971-11-22 1974-10-01 Ethicon Inc Use of stannous octoate catalyst in the manufacture of l(-)lactide-glycolide copolymer sutures
US4750910A (en) * 1986-01-22 1988-06-14 Mitsui Toatsu Chemicals, Incorporated Indigo blue-colored bioabsorbable surgical fibers and production process thereof
CN103304786B (zh) * 2013-05-06 2015-12-09 常州大学 一种连续化制备高分子量聚羟基酸的方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669940A (en) * 1969-03-10 1972-06-13 Shell Oil Co Two-step bulk polymerization of pivalolactone

Also Published As

Publication number Publication date
NL121429C (en:Method)
GB988939A (en) 1965-04-14
BE611444A (en:Method)
DD36499A (en:Method)
CH404960A (de) 1965-12-31
DE36499C (de)

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