IT1012009B - Preparazione di polilattidi di elevato peso molecolare - Google Patents

Preparazione di polilattidi di elevato peso molecolare

Info

Publication number
IT1012009B
IT1012009B IT2166371A IT2166371A IT1012009B IT 1012009 B IT1012009 B IT 1012009B IT 2166371 A IT2166371 A IT 2166371A IT 2166371 A IT2166371 A IT 2166371A IT 1012009 B IT1012009 B IT 1012009B
Authority
IT
Italy
Prior art keywords
preparation
molecular weight
high molecular
weight polylactides
polylactides
Prior art date
Application number
IT2166371A
Other languages
English (en)
Italian (it)
Original Assignee
Ethicon Inc
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 Ethicon Inc filed Critical Ethicon Inc
Application granted granted Critical
Publication of IT1012009B publication Critical patent/IT1012009B/it

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
    • C08G63/78—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)
  • Polyesters Or Polycarbonates (AREA)
  • Materials For Medical Uses (AREA)
IT2166371A 1970-04-14 1971-03-11 Preparazione di polilattidi di elevato peso molecolare IT1012009B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2854170A 1970-04-14 1970-04-14

Publications (1)

Publication Number Publication Date
IT1012009B true IT1012009B (it) 1977-03-10

Family

ID=21844018

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2166371A IT1012009B (it) 1970-04-14 1971-03-11 Preparazione di polilattidi di elevato peso molecolare

Country Status (4)

Country Link
CA (1) CA923245A (index.php)
DE (1) DE2118127A1 (index.php)
FR (1) FR2086047A2 (index.php)
IT (1) IT1012009B (index.php)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839297A (en) * 1971-11-22 1974-10-01 Ethicon Inc Use of stannous octoate catalyst in the manufacture of l(-)lactide-glycolide copolymer sutures
DE3708916A1 (de) * 1987-03-19 1988-09-29 Boehringer Ingelheim Kg Verfahren zur reinigung resorbierbarer polyester
EP0318567B1 (de) * 1987-06-16 1992-03-18 Boehringer Ingelheim Kg Meso-lactid und verfahren zu seiner herstellung
US6323307B1 (en) 1988-08-08 2001-11-27 Cargill Dow Polymers, Llc Degradation control of environmentally degradable disposable materials
US5180765A (en) * 1988-08-08 1993-01-19 Biopak Technology, Ltd. Biodegradable packaging thermoplastics from lactides
US5424346A (en) * 1988-08-08 1995-06-13 Ecopol, Llc Biodegradable replacement of crystal polystyrene
US6005067A (en) 1992-01-24 1999-12-21 Cargill Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US5142023A (en) * 1992-01-24 1992-08-25 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US5247059A (en) * 1992-01-24 1993-09-21 Cargill, Incorporated Continuous process for the manufacture of a purified lactide from esters of lactic acid
US5258488A (en) * 1992-01-24 1993-11-02 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US5247058A (en) * 1992-01-24 1993-09-21 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US6326458B1 (en) 1992-01-24 2001-12-04 Cargill, Inc. Continuous process for the manufacture of lactide and lactide polymers
NZ256978A (en) * 1992-10-02 1996-05-28 Cargill Inc Paper product coated with a poly(lactide) composition comprising no more than 5 wt % lactide monomer, the poly(lactide) having a number average mw of 10,000 to 200,000
KR100290012B1 (ko) 1992-10-02 2001-05-15 패트릭 알 그루버 용융-안정성 락티드 폴리머 직물 및 그의 제조방법
US5338822A (en) * 1992-10-02 1994-08-16 Cargill, Incorporated Melt-stable lactide polymer composition and process for manufacture thereof
US6005068A (en) 1992-10-02 1999-12-21 Cargill Incorporated Melt-stable amorphous lactide polymer film and process for manufacture thereof

Also Published As

Publication number Publication date
FR2086047A2 (en) 1971-12-31
CA923245A (en) 1973-03-20
FR2086047B2 (index.php) 1974-02-15
DE2118127A1 (de) 1971-10-28

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