GB1442024A - Method of preparing polyisocyanates which are blocked with dialky malonates - Google Patents

Method of preparing polyisocyanates which are blocked with dialky malonates

Info

Publication number
GB1442024A
GB1442024A GB3691974A GB3691974A GB1442024A GB 1442024 A GB1442024 A GB 1442024A GB 3691974 A GB3691974 A GB 3691974A GB 3691974 A GB3691974 A GB 3691974A GB 1442024 A GB1442024 A GB 1442024A
Authority
GB
United Kingdom
Prior art keywords
blocked
malonates
polyisocyanates
dialky
aug
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.)
Expired
Application number
GB3691974A
Other languages
English (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 GB1442024A publication Critical patent/GB1442024A/en
Expired legal-status Critical Current

Links

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
    • 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
    • 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
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C08G18/8093—Compounds containing active methylene groups

Landscapes

  • 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)
GB3691974A 1973-08-23 1974-08-22 Method of preparing polyisocyanates which are blocked with dialky malonates Expired GB1442024A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2342603A DE2342603C3 (de) 1973-08-23 1973-08-23 Verfahren zur Herstellung von Malonsäuredialkylesterblockierten Biuretpolyisocyanaten sowie deren Verwendung

Publications (1)

Publication Number Publication Date
GB1442024A true GB1442024A (en) 1976-07-07

Family

ID=5890528

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3691974A Expired GB1442024A (en) 1973-08-23 1974-08-22 Method of preparing polyisocyanates which are blocked with dialky malonates

Country Status (10)

Country Link
BE (1) BE819042A (it)
DE (1) DE2342603C3 (it)
DK (1) DK449474A (it)
FR (1) FR2241573B1 (it)
GB (1) GB1442024A (it)
IE (1) IE39672B1 (it)
IT (1) IT1018973B (it)
LU (1) LU70771A1 (it)
NL (1) NL7411118A (it)
SE (1) SE7410681L (it)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373081A (en) 1980-12-10 1983-02-08 Bayer Aktiengesellschaft Coating compositions and process for the production of polyurethane coatings
US4439593A (en) * 1983-05-26 1984-03-27 Mobay Chemical Corporation Polyurethane compositions with improved storage stability
US4518522A (en) * 1983-09-19 1985-05-21 Mobay Chemical Corporation Blocked polyisocyanates with improved storage stability
US4677180A (en) * 1986-07-16 1987-06-30 Mobay Corporation Polyurethane compositions with improved storage stability
AU585980B2 (en) * 1985-05-29 1989-06-29 Vianova Kunstharz Aktiengesellschaft Process for producing crosslinking components for paint binders
US5216107A (en) * 1990-07-17 1993-06-01 Bayer Aktiengesellschaft Binder compositions for stoving lacquers and a process for the production of coatings therefrom
US5705593A (en) * 1995-09-18 1998-01-06 Bayer Aktiengesellschaft Diphenylmethane diisocyanate based polyisocyanates containing allophanate groups and having blocked isocyanate groups
US5849855A (en) * 1996-04-12 1998-12-15 Asahi Kasei Kogyo Kabushiki Kaisha Blocked polyisocyanate composition and one-pack thermocuring resin composition comprising the same
US6703131B1 (en) 1999-06-24 2004-03-09 Nippon Arc Co., Ltd. Coated article
US6891012B2 (en) 2003-05-23 2005-05-10 Bayer Materialscience Llc Powder coatings produced with crosslinkers capable of curing at low temperatures and coated articles produced therefrom

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3606513C2 (de) 1986-02-28 1998-05-07 Basf Coatings Ag Dispersionen von vernetzten Polymermikroteilchen in wäßrigen Medien und Verfahren zur Herstellung dieser Dispersionen
DE4405042A1 (de) * 1994-02-17 1995-08-24 Herberts Gmbh Verfahren zur Herstellung von blockierten Isocyanaten, die erhaltenen blockierten Isocyanate und deren Verwendung
DE102008063085A1 (de) 2008-12-24 2010-07-01 Basf Coatings Ag Lackzusammensetzung

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373081A (en) 1980-12-10 1983-02-08 Bayer Aktiengesellschaft Coating compositions and process for the production of polyurethane coatings
US4439593A (en) * 1983-05-26 1984-03-27 Mobay Chemical Corporation Polyurethane compositions with improved storage stability
US4518522A (en) * 1983-09-19 1985-05-21 Mobay Chemical Corporation Blocked polyisocyanates with improved storage stability
AU585980B2 (en) * 1985-05-29 1989-06-29 Vianova Kunstharz Aktiengesellschaft Process for producing crosslinking components for paint binders
US4677180A (en) * 1986-07-16 1987-06-30 Mobay Corporation Polyurethane compositions with improved storage stability
US5216107A (en) * 1990-07-17 1993-06-01 Bayer Aktiengesellschaft Binder compositions for stoving lacquers and a process for the production of coatings therefrom
US5705593A (en) * 1995-09-18 1998-01-06 Bayer Aktiengesellschaft Diphenylmethane diisocyanate based polyisocyanates containing allophanate groups and having blocked isocyanate groups
US5849855A (en) * 1996-04-12 1998-12-15 Asahi Kasei Kogyo Kabushiki Kaisha Blocked polyisocyanate composition and one-pack thermocuring resin composition comprising the same
CN1077122C (zh) * 1996-04-12 2002-01-02 旭化成株式会社 保护的多异氰酸酯组合物和含它的单组分热固性树脂组合物
US6703131B1 (en) 1999-06-24 2004-03-09 Nippon Arc Co., Ltd. Coated article
US6891012B2 (en) 2003-05-23 2005-05-10 Bayer Materialscience Llc Powder coatings produced with crosslinkers capable of curing at low temperatures and coated articles produced therefrom

Also Published As

Publication number Publication date
IE39672L (en) 1975-02-23
IT1018973B (it) 1977-10-20
IE39672B1 (en) 1978-12-06
FR2241573B1 (it) 1979-01-05
DE2342603B2 (de) 1980-10-16
NL7411118A (nl) 1975-02-25
LU70771A1 (it) 1975-06-11
BE819042A (fr) 1975-02-21
DK449474A (it) 1975-04-28
DE2342603A1 (de) 1975-03-06
SE7410681L (it) 1975-02-24
FR2241573A1 (it) 1975-03-21
DE2342603C3 (de) 1981-09-10

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee