BE840307A - Carbodimides - Google Patents

Carbodimides

Info

Publication number
BE840307A
BE840307A BE165789A BE165789A BE840307A BE 840307 A BE840307 A BE 840307A BE 165789 A BE165789 A BE 165789A BE 165789 A BE165789 A BE 165789A BE 840307 A BE840307 A BE 840307A
Authority
BE
Belgium
Prior art keywords
carbodimides
Prior art date
Application number
BE165789A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE840307A publication Critical patent/BE840307A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D229/00—Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C267/00—Carbodiimides
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
    • C08G18/797—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/901—Cellular polymer containing a carbodiimide structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
BE165789A 1975-04-03 1976-04-01 Carbodimides BE840307A (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB1365775 1975-04-03
GB1365675A GB1476088A (en) 1975-04-03 1975-04-03 Carbodiimides
GB1365875 1975-04-03
GB1365975 1975-04-03
GB1564975 1975-04-16
GB4496575 1975-10-30

Publications (1)

Publication Number Publication Date
BE840307A true BE840307A (fr) 1976-10-01

Family

ID=27546658

Family Applications (1)

Application Number Title Priority Date Filing Date
BE165789A BE840307A (fr) 1975-04-03 1976-04-01 Carbodimides

Country Status (8)

Country Link
US (1) US4014935A (it)
JP (1) JPS51122023A (it)
BE (1) BE840307A (it)
DE (1) DE2614323C2 (it)
FR (1) FR2306197A1 (it)
GB (1) GB1476088A (it)
IT (1) IT1058700B (it)
NL (1) NL7603448A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107250190A (zh) * 2015-02-26 2017-10-13 科思创德国股份有限公司 制备具有改进的储存稳定性的包含聚碳二亚胺的组合物的方法

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2537685C2 (de) * 1975-08-23 1989-04-06 Bayer Ag, 5090 Leverkusen Verfahren zur teilweisen Carbodiimidisierung der Isocyanatgruppen von organischen Polyisocyanaten
DE2552350A1 (de) * 1975-11-21 1977-05-26 Bayer Ag Lagerstabile, carbodiimidgruppen enthaltende polyisocyanate
DE2606419A1 (de) * 1976-02-18 1977-08-25 Basf Ag Lagerbestaendige, fluessige carbodiimidgruppen aufweisende polyisocyanate und verfahren zu ihrer herstellung
GB1584153A (en) * 1976-09-22 1981-02-04 Ici Ltd Carbodimides
US4066629A (en) * 1976-10-28 1978-01-03 Celanese Corporation Process for preparing carbodiimides utilizing a phosphonium salt catalyst
US4154752A (en) * 1978-05-05 1979-05-15 Mobay Chemical Corporation Preparation of partially carbodiimidized methylenebis (phenyl isocyanate)
DE2819827A1 (de) * 1978-05-05 1979-11-08 Bayer Ag Pulverfoermige ueberzugsmittel
DE2837770C2 (de) * 1978-08-30 1982-11-18 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von lagerbeständigen, flüssigen, Carbodiimidgruppen aufweisenden Polyisocyanaten
JPS5690051A (en) * 1979-11-30 1981-07-21 Ici Ltd Method of converting at least part of isocyanate groups in organic isocyanate to carbodiimido groups
GB2068368B (en) * 1980-01-02 1984-04-04 Ici Ltd Isocyanate compositions
US4284730A (en) * 1980-02-07 1981-08-18 Basf Wyandotte Corporation Liquid carbodiimide- and uretonimine-isocyanurate-containing polyisocyanate compositions and microcellular foams made therefrom
IT1141138B (it) * 1980-12-16 1986-10-01 Montedison Spa Processo per la conversione di gruppi isocianici in gruppi carbodiimmidici e/o uretoniminici
JPS5986620A (ja) * 1982-11-08 1984-05-18 Toyo Tire & Rubber Co Ltd 吸水性の低いウレタン配合組成物
US4490301A (en) * 1983-09-30 1984-12-25 Mobay Chemical Corporation Liquid diphenylmethane diisocyanate compositions
US4490300A (en) * 1983-09-30 1984-12-25 Mobay Chemical Corporation Liquid diphenylmethane diisocyanate compositions
US4490302A (en) * 1983-11-25 1984-12-25 Mobay Chemical Corporation Liquid diphenylmethane diisocyanate compositions
US4604210A (en) * 1985-04-25 1986-08-05 The Dow Chemical Company Method for removing cyclic phosphorus contaminants from organic substrates
US4910333A (en) * 1987-06-03 1990-03-20 Mobay Corporation Liquid diphenylmethane diisocyanate compositions
US4883909A (en) * 1988-05-11 1989-11-28 Mobay Corporation Liquid diphenylmetane diisocyanate compositions
GB8902228D0 (en) * 1989-02-01 1989-03-22 Ici Plc Carbodiimide-isocyanurate rigid foams
US5043472A (en) * 1989-12-21 1991-08-27 Mobay Corporation Storage stable solid isocyanate compositions, preparation, and method of use thereof
US5109034A (en) * 1989-12-21 1992-04-28 Miles Inc. Storage stable solid isocyanate compositions, preparation, and method of use thereof
DE4117384A1 (de) * 1991-05-28 1992-12-03 Bayer Ag Verfahren zur herstellung fluessiger, lagerstabiler carbodiimid- und/oder uretonimingruppen aufweisender organischer isocyanate und ihre verwendung zur herstellung von polyurethankunststoffen
DE4217525A1 (de) * 1992-05-27 1993-12-02 Bayer Ag Verfahren zur Standardisierung und Stabilisierung von organischen Polyisocyanaten und ihre Verwendung
JP3188959B2 (ja) * 1992-08-10 2001-07-16 日清紡績株式会社 ポリカルボジイミド樹脂の製造方法
DE4302697A1 (de) * 1993-02-01 1994-08-04 Bayer Ag Verfahren zur Herstellung organischer Carbodiimide und ihre Verwendung als Kunststoff-Stabilisatoren
US5288899A (en) * 1993-06-30 1994-02-22 Miles Inc. Liquification of diphenylmethane diisocyanate by partially reacting the isocyanate groups with blocking agents
US5350778A (en) * 1993-10-28 1994-09-27 Miles Inc. Polyisocyanate based upon 4,4'- and 2,4'-diphenylmethane diisocyanates and use thereof in a rim process
CA2117741A1 (en) * 1993-10-28 1995-04-29 Michael F. Hurley Rim process utilizing isocyanates based upon 2,4'-and 4,4'- diphenylmethane diisocyanate
CA2117740A1 (en) * 1993-10-28 1995-04-29 Michael F. Hurley Polyisocyanate based upon 4,4'-and 2,4'-diphenylmethane diisocyanates and use thereof in a rim process
DE4403233A1 (de) * 1994-02-03 1995-08-10 Bayer Ag Oberhalb 5 DEG C flüssige Polyisocyanatmischungen
US6482913B1 (en) 2000-02-07 2002-11-19 Bayer Aktiengesellschaft Liquid MDI adducts wtih improved freeze stability
US6242556B1 (en) 2000-02-07 2001-06-05 Bayer Corporation Liquid MDI adducts with improved freeze stability
US6362247B1 (en) 2000-05-08 2002-03-26 Rohm And Haas Company Method of improving stability of aromatic polycarbodiimides
CA2416126C (en) 2000-07-28 2011-07-05 Anika Therapeutics, Inc. Bioabsorbable composites of derivatized hyaluronic acid
US6376567B1 (en) 2000-12-07 2002-04-23 Bayer Corporation Polyisocyanate compositions and a process for the production of low-density flexible foams with low humid aged compression sets from these polyisocyanate compositions
ATE312076T1 (de) 2001-02-22 2005-12-15 Anika Therapeutics Inc Thiol-modifizierte hyaluronan-derivate
US8124120B2 (en) 2003-12-22 2012-02-28 Anika Therapeutics, Inc. Crosslinked hyaluronic acid compositions for tissue augmentation
US7030274B2 (en) * 2004-06-17 2006-04-18 Bayer Materialscience Llc Process for the production of carbodiimide modified organic isocyanates
DE102005004856A1 (de) * 2005-02-01 2006-08-03 Basf Ag Fliessfähige Polyester mit Carbodilmid-Stabilisatoren
EP1904548A1 (en) * 2005-07-07 2008-04-02 Huntsman International Llc Method for producing a storage-stable and colorless liquid polyisocyanate composition possessing carbodiimide and/or uretonimine groups
US20070202084A1 (en) 2005-12-14 2007-08-30 Anika Therapeutics, Inc. Bioabsorbable implant of hyaluronic acid derivative for treatment of osteochondral and chondral defects
US7790907B2 (en) * 2006-07-21 2010-09-07 Basf Corporation Method of producing a uretonimine-modified isocyanate composition
US20080085987A1 (en) * 2006-10-05 2008-04-10 Thomas Savino Method of producing a uretonimine-modified isocyanate composition
JP5041794B2 (ja) * 2006-12-07 2012-10-03 住化バイエルウレタン株式会社 変性ポリイソシアネートの製造方法
US20090156777A1 (en) 2007-12-17 2009-06-18 Nodelman Neil H Freeze-stable aromatic diisocyanates and processes for the preparation of these freeze-stable products
ES2655592T3 (es) * 2010-03-29 2018-02-20 Evonik Corporation Composiciones y métodos para la retención mejorada de una composición farmacéutica en un sitio de administración local
MX2012010322A (es) 2010-03-30 2012-09-28 Huntsman Int Llc Metodo para producir una composicion de isocianato modificado con uretonimina.
HUP1400402A2 (hu) * 2014-08-29 2016-03-29 Borsodchem Zrt Eljárás világos színû, stabilan tárolható uretonimin modifikált poliizocianát elõállítására
KR20190009303A (ko) 2016-04-27 2019-01-28 아니카 테라퓨틱스, 인코포레이티드 건 퇴행의 치료에 사용하기 위한 조성물
BR112021015332A2 (pt) 2019-02-07 2021-10-05 Dow Global Technologies Llc Processo de fabricação de mdi e/ou mdi polimérico, e, método para converter um isocianato de fenila em n,n'-difenilcarbodiimida
WO2020185373A1 (en) 2019-03-11 2020-09-17 Dow Global Technologies Llc Coated proppants

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1012601B (de) * 1955-06-24 1957-07-25 Bayer Ag Verfahren zur Herstellung von Additionsverbindungen
US2840589A (en) * 1957-06-14 1958-06-24 Du Pont Di(3-isocyanato-4-methylphenyl) carbodiimide
US3056835A (en) * 1961-07-24 1962-10-02 Du Pont Process for the preparation of carbodimides
GB1356851A (en) * 1971-06-11 1974-06-19 Ici Ltd Isocyanate/uretonimine compositions for polyurethanes
DE2245634C3 (de) * 1972-09-16 1979-10-31 Bayer Ag, 5090 Leverkusen Neue phosphorhaltige Komplexverbindungen und ihre Verwendung als Katalysatoren bei der Herstellung von Carbodiimidgruppen aufweisenden Schaumstoffen
GB1397469A (en) * 1973-01-15 1975-06-11 Ici Ltd Process for converting isocyanate groups to carbodiimide groups
DE2504400A1 (de) * 1975-02-01 1976-08-05 Bayer Ag Lagerstabile, carbodiimidgruppen enthaltende polyisocyanate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107250190A (zh) * 2015-02-26 2017-10-13 科思创德国股份有限公司 制备具有改进的储存稳定性的包含聚碳二亚胺的组合物的方法
CN107250190B (zh) * 2015-02-26 2021-03-26 科思创德国股份有限公司 制备具有改进的储存稳定性的包含聚碳二亚胺的组合物的方法

Also Published As

Publication number Publication date
IT1058700B (it) 1982-05-10
FR2306197A1 (fr) 1976-10-29
JPS5736906B2 (it) 1982-08-06
GB1476088A (en) 1977-06-10
US4014935A (en) 1977-03-29
JPS51122023A (en) 1976-10-25
DE2614323C2 (de) 1982-11-18
NL7603448A (nl) 1976-10-05
DE2614323A1 (de) 1976-10-21
FR2306197B1 (it) 1980-03-07

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: IMPERIAL CHEMICAL INDUSTRIES LTD

Effective date: 19940430