Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
  • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
  • C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
  • C07C273/1854—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas by reactions not involving the formation of the N-C(O)-N- moiety
  • C07C273/1863—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas by reactions not involving the formation of the N-C(O)-N- moiety from urea
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
  • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
  • C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
  • C07C273/1872—Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety
• • 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
  • C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret groups

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• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Health & Medical Sciences (AREA)
• Medicinal Chemistry (AREA)
• Polymers & Plastics (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
• Polyurethanes Or Polyureas (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5872332

Family Applications (1)

Country Status (20)

Families Citing this family (99)

Family Cites Families (14)

• 1973
  • 1973-02-17 DE DE2308015A patent/DE2308015B2/de not_active Ceased
• 1974
  • 1974-02-08 CA CA192,254A patent/CA1024990A/en not_active Expired
  • 1974-02-12 US US441778A patent/US3903127A/en not_active Expired - Lifetime
  • 1974-02-14 CH CH204074A patent/CH585704A5/xx not_active IP Right Cessation
  • 1974-02-14 SE SE7401968A patent/SE419541B/xx unknown
  • 1974-02-14 DD DD176554A patent/DD112462A5/xx unknown
  • 1974-02-15 GB GB698174A patent/GB1441882A/en not_active Expired
  • 1974-02-15 FR FR7405245A patent/FR2218357B1/fr not_active Expired
  • 1974-02-15 HU HUBA3028A patent/HU168360B/hu unknown
  • 1974-02-15 BE BE140945A patent/BE811074A/xx unknown
  • 1974-02-15 NL NLAANVRAGE7402141,A patent/NL179727C/xx not_active IP Right Cessation
  • 1974-02-15 SU SU1999878A patent/SU505353A3/ru active
  • 1974-02-15 BR BR1136/74A patent/BR7401136D0/pt unknown
  • 1974-02-15 AT AT122174A patent/AT337200B/de not_active IP Right Cessation
  • 1974-02-15 IT IT48395/74A patent/IT1002953B/it active
  • 1974-02-15 LU LU69395A patent/LU69395A1/xx unknown
  • 1974-02-16 JP JP49018159A patent/JPS49134629A/ja active Pending
  • 1974-02-16 PL PL1974168851A patent/PL92999B1/pl unknown
  • 1974-02-16 ES ES423324A patent/ES423324A1/es not_active Expired
  • 1974-02-18 CS CS1165A patent/CS174126B2/cs unknown

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