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FR2352011A1 - Isocyanates - Google Patents

Isocyanates

Info

Publication number
FR2352011A1
FR2352011A1 FR7715589A FR7715589A FR2352011A1 FR 2352011 A1 FR2352011 A1 FR 2352011A1 FR 7715589 A FR7715589 A FR 7715589A FR 7715589 A FR7715589 A FR 7715589A FR 2352011 A1 FR2352011 A1 FR 2352011A1
Authority
FR
France
Prior art keywords
isocyanates
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.)
Withdrawn
Application number
FR7715589A
Other languages
English (en)
French (fr)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2352011A1 publication Critical patent/FR2352011A1/fr
Withdrawn legal-status Critical Current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
    • 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
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • C08G18/8022—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203 with polyols having at least three hydroxy groups
    • C08G18/8029—Masked aromatic polyisocyanates
    • 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
    • C08G18/08—Processes
    • C08G18/089—Reaction retarding agents
    • 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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4829—Polyethers containing at least three hydroxy groups
    • 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
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • C08G18/7837—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing allophanate groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polyurethanes Or Polyureas (AREA)
FR7715589A 1976-05-21 1977-05-20 Isocyanates Withdrawn FR2352011A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB21061/76A GB1520846A (en) 1976-05-21 1976-05-21 Isocyanates

Publications (1)

Publication Number Publication Date
FR2352011A1 true FR2352011A1 (fr) 1977-12-16

Family

ID=10156545

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7715589A Withdrawn FR2352011A1 (fr) 1976-05-21 1977-05-20 Isocyanates

Country Status (7)

Country Link
BE (1) BE854695A (de)
DE (1) DE2718512A1 (de)
FR (1) FR2352011A1 (de)
GB (1) GB1520846A (de)
IT (1) IT1125749B (de)
NL (1) NL7704842A (de)
SE (1) SE7705806L (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2513642A1 (fr) * 1981-09-25 1983-04-01 Ugine Kuhlmann Toluene diisocyanate brut modifie permettant d'obtenir des mousses de polyurethannes a haute resilience ameliorees
EP0312365A3 (en) * 1987-10-16 1989-11-15 Ici Americas Inc. Polyisocyanate compositions polyisocyanate compositions
EP0639597A1 (de) * 1993-08-20 1995-02-22 Bayer Ag Verfahren zur Herstellung von weichen, Urethangruppen aufweisenden Schaumstoffen

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5821275A (en) * 1997-11-10 1998-10-13 Bayer Corporation Flexible foams and flexible molded foams based on liquid isocyanate-terminated allophanate-modified MDI prepolymer blends and processes for the production of these foams
US6028158A (en) * 1997-12-31 2000-02-22 Bayer Corporation Freeze-stable allophanate-modified toluene diisocyanate trimers
US5955609A (en) * 1997-12-31 1999-09-21 Bayer Corporation Trimer catalyst system for aliphatic and aromatic isocyanates
US6271279B1 (en) 2000-07-10 2001-08-07 Bayer Corporation High resilient flexible urethane foam and flexible molded foams based on allophanate modified isocyanates
KR101954346B1 (ko) * 2017-12-27 2019-03-05 에스케이씨 주식회사 안정성 및 반응성이 개선된 이소시아네이트 조성물, 및 이를 이용한 광학 렌즈

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2513642A1 (fr) * 1981-09-25 1983-04-01 Ugine Kuhlmann Toluene diisocyanate brut modifie permettant d'obtenir des mousses de polyurethannes a haute resilience ameliorees
EP0076715A1 (de) * 1981-09-25 1983-04-13 Rhone-Poulenc Chimie De Base Modifiziertes rohes Toluoldiisocyanat geeignet zur Erhaltung von Polyurethan-Schaumstoffen mit hoher Rückprallelastizität
EP0312365A3 (en) * 1987-10-16 1989-11-15 Ici Americas Inc. Polyisocyanate compositions polyisocyanate compositions
EP0639597A1 (de) * 1993-08-20 1995-02-22 Bayer Ag Verfahren zur Herstellung von weichen, Urethangruppen aufweisenden Schaumstoffen

Also Published As

Publication number Publication date
IT1125749B (it) 1986-05-14
NL7704842A (nl) 1977-11-23
BE854695A (fr) 1977-11-16
SE7705806L (sv) 1977-11-22
DE2718512A1 (de) 1977-12-08
GB1520846A (en) 1978-08-09

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Legal Events

Date Code Title Description
ST Notification of lapse