FR2312521A1 - PROCESS FOR THE PREPARATION OF ALIPHATIC POLYCARBONATES - Google Patents

PROCESS FOR THE PREPARATION OF ALIPHATIC POLYCARBONATES

Info

Publication number
FR2312521A1
FR2312521A1 FR7616063A FR7616063A FR2312521A1 FR 2312521 A1 FR2312521 A1 FR 2312521A1 FR 7616063 A FR7616063 A FR 7616063A FR 7616063 A FR7616063 A FR 7616063A FR 2312521 A1 FR2312521 A1 FR 2312521A1
Authority
FR
France
Prior art keywords
preparation
aliphatic polycarbonates
polycarbonates
aliphatic
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7616063A
Other languages
French (fr)
Other versions
FR2312521B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of FR2312521A1 publication Critical patent/FR2312521A1/en
Application granted granted Critical
Publication of FR2312521B1 publication Critical patent/FR2312521B1/fr
Granted legal-status Critical Current

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
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/16—Aliphatic-aromatic or araliphatic polycarbonates
    • C08G64/1608—Aliphatic-aromatic or araliphatic polycarbonates saturated
    • 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
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/02—Aliphatic polycarbonates
    • C08G64/0208—Aliphatic polycarbonates saturated
    • 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
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/20—General preparatory processes
    • C08G64/30—General preparatory processes using carbonates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyurethanes Or Polyureas (AREA)
FR7616063A 1975-05-27 1976-05-26 PROCESS FOR THE PREPARATION OF ALIPHATIC POLYCARBONATES Granted FR2312521A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752523352 DE2523352A1 (en) 1975-05-27 1975-05-27 METHOD FOR PRODUCING ALIPHATIC POLYCARBONATES

Publications (2)

Publication Number Publication Date
FR2312521A1 true FR2312521A1 (en) 1976-12-24
FR2312521B1 FR2312521B1 (en) 1982-09-10

Family

ID=5947486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7616063A Granted FR2312521A1 (en) 1975-05-27 1976-05-26 PROCESS FOR THE PREPARATION OF ALIPHATIC POLYCARBONATES

Country Status (9)

Country Link
JP (1) JPS51144492A (en)
AT (1) AT355310B (en)
BE (1) BE842196A (en)
BR (1) BR7603333A (en)
DE (1) DE2523352A1 (en)
ES (1) ES448262A1 (en)
FR (1) FR2312521A1 (en)
GB (1) GB1526885A (en)
IT (1) IT1061310B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439801A1 (en) * 1976-11-08 1980-05-23 Beatrice Foods Co PROCESS FOR THE PREPARATION OF POLYCARBONATES

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5556124A (en) * 1978-10-19 1980-04-24 Beatrice Foods Co Manufacture of polycarbonate
JPS5564535A (en) * 1978-11-10 1980-05-15 Nisso Yuka Kogyo Kk Separation of mixture of ethylene glycol and ethylene carbonate
WO1987000185A1 (en) * 1985-07-01 1987-01-15 The Dow Chemical Company A process for increasing the molecular weight of poly(alkylene carbonate) polyols
JP2623550B2 (en) * 1987-01-27 1997-06-25 東亞合成株式会社 Method for producing polycarbonate diol
JPS6466236A (en) * 1987-09-08 1989-03-13 Mitsubishi Gas Chemical Co Aliphatic polycarbonate and production thereof
JP2554775B2 (en) * 1990-11-29 1996-11-13 出光石油化学株式会社 Method for producing polycarbonate
EP0754714B1 (en) * 1994-04-08 1999-11-03 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing hydroxyl-terminated polycarbonate
ES2172622T3 (en) 1995-12-28 2002-10-01 Asahi Glass Co Ltd RETICULATED POLYURETHANE RESIN PLATE AND PREPARED PRODUCT USING THIS.
WO2013076099A1 (en) 2011-11-24 2013-05-30 Bayer Intellectual Property Gmbh Production and use of high-molecular-weight aliphatic polycarbonates
EP3298065A4 (en) * 2015-05-21 2019-02-27 Basf Se Preparation of hyperbranched polycarbonate polyols and their use
TWI761404B (en) 2016-12-19 2022-04-21 德商科思創德意志股份有限公司 Process for producing (cyclo) aliphatic polycarbonate polyols having low reactivity
CN114206982A (en) 2019-08-19 2022-03-18 科思创德国股份有限公司 Method for producing polyether carbonate alcohols
CN114206983A (en) 2019-08-19 2022-03-18 科思创德国股份有限公司 Method for producing polyether carbonate alcohols
EP3783044A1 (en) 2019-08-19 2021-02-24 Covestro Deutschland AG Process for preparing polyether carbonate polyols
EP3783045A1 (en) 2019-08-19 2021-02-24 Covestro Deutschland AG Process for preparing polyether carbonate polyols
US20220267515A1 (en) 2019-08-19 2022-08-25 Covestro Intellectual Property Gmbh & Co. Kg Process for preparing polyether carbonate alcohols
EP3783046A1 (en) 2019-08-19 2021-02-24 Covestro Deutschland AG Process for preparing polyether carbonate polyols
EP3862377A1 (en) 2020-02-04 2021-08-11 Covestro Deutschland AG Process for producing polyether carbonate polyols
EP4039727A1 (en) 2021-02-05 2022-08-10 Covestro Deutschland AG Method for the preparation of polyether carbonate alcohols
EP4180474A1 (en) 2021-11-12 2023-05-17 Covestro Deutschland AG Method for the preparation of polyether carbonate alcohols
EP4293065A1 (en) 2022-06-14 2023-12-20 Covestro Deutschland AG Polymers containing a polyether carbonate-containing block, preparation method thereof and use of the polymers as a tenside
EP4378972A1 (en) 2022-11-30 2024-06-05 Covestro Deutschland AG (cyclo)aliphatic polycarbonate polyol composition

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2001091A1 (en) * 1970-01-12 1971-07-22 Huels Chemische Werke Ag Carboxylic acid alcoholysis catalysts forpro

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2001091A1 (en) * 1970-01-12 1971-07-22 Huels Chemische Werke Ag Carboxylic acid alcoholysis catalysts forpro

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439801A1 (en) * 1976-11-08 1980-05-23 Beatrice Foods Co PROCESS FOR THE PREPARATION OF POLYCARBONATES

Also Published As

Publication number Publication date
BR7603333A (en) 1976-12-07
JPS51144492A (en) 1976-12-11
DE2523352A1 (en) 1976-12-09
GB1526885A (en) 1978-10-04
AT355310B (en) 1980-02-25
BE842196A (en) 1976-11-25
ES448262A1 (en) 1977-12-01
FR2312521B1 (en) 1982-09-10
IT1061310B (en) 1983-02-28
ATA381876A (en) 1979-07-15

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