PT97269A - Processo para a preparacao de umcola-tudo para fins domesticos a base de poliuretano - Google Patents

Processo para a preparacao de umcola-tudo para fins domesticos a base de poliuretano Download PDF

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Publication number
PT97269A
PT97269A PT97269A PT9726991A PT97269A PT 97269 A PT97269 A PT 97269A PT 97269 A PT97269 A PT 97269A PT 9726991 A PT9726991 A PT 9726991A PT 97269 A PT97269 A PT 97269A
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Portugal
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groups
alpha
weight
polyurethane
mixture
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PT97269A
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English (en)
Inventor
Wolfgang Klauck
Gerhard Gierenz
Wolfgang Maier
Rainer Hofer
Roland Grutzmacher
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Henkel Kgaa
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Publication of PT97269A publication Critical patent/PT97269A/pt

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K14/00Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/475Growth factors; Growth regulators
    • C07K14/50Fibroblast growth factor [FGF]
    • C07K14/501Fibroblast growth factor [FGF] acidic FGF [aFGF]
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/0804Manufacture of polymers containing ionic or ionogenic groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/0804Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0819Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
    • C08G18/0823Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/48Polyethers
    • C08G18/4825Polyethers containing two hydroxy groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • C08G18/74Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7614Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
    • C08G18/7628Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring containing at least one isocyanate or isothiocyanate group linked to the aromatic ring by means of an aliphatic group
    • C08G18/765Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring containing at least one isocyanate or isothiocyanate group linked to the aromatic ring by means of an aliphatic group alpha, alpha, alpha', alpha', -tetraalkylxylylene diisocyanate or homologues substituted on the aromatic ring
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J175/00Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
    • C09J175/04Polyurethanes
    • C09J175/08Polyurethanes from polyethers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2170/00Compositions for adhesives
    • C08G2170/80Compositions for aqueous adhesives

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Molecular Biology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Toxicology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Materials For Medical Uses (AREA)
  • Adhesive Tapes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Claims (14)

  1. t
    E S: REIVINDICAÇÕ 1 - Processo para a preparação de um cola-tudo para fins
    domésticos, à base de poliuretano, nomeadamente à base de uma dispersão aquosa de poliuretano de um componente, substancialmente transparente e, pelo menos, preponderantemente isento de dissolvente, à base dos produtos da reacção de - uma mistura de polióis que consiste total ou parcialmente em polipropilenoglicol, com - uma mistura de isocianatos polifuncionais que consiste total ou parcialmente em alfa, alfa, alfa', alfa'-tetrametil-xileno-diisocianato (TMXDI), - um componente funcional susceptivel de formar sais en solução aquosa e, - caso se pretenda, com um agente de prolongamento dc cadeia,
    caracterizado pelo facto de a reacção para a obtenção dos produtos da reacção assim como a dispersão da fase de pré--polimero se realizar em ausência de um dissolvente inerte. cl
  2. 2 - Processo de acordo com a reivindicação 1, caracterizado pelo facto de se misturar os reagentes à temperatura ambientei e, em instalações de caldeiras de aquecimento dotadas dei mecanismo de agitação, se agitar a mistura reaccional a ume temperatura compreendida entre cerca de 70 e 110°C, eventualmente com adição de catalisadores até se obter o valor do teor de NCO pretendido e, em seguida, se efectuar i dispersão de acordo com o processo de 1 reactor ou de 2 reactores. r
    3
  3. 3 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de o polipropilenoglicol contido nas misturas de poliol possuir um peso molecular compreendido dentro do intervalo de 200 a 5000, de preferencia, dentro do intervalo de 300 a 3000. a
  4. 4 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de se empregar uma dispersão de poliuretano isento de dissolventes, em cuja preparação se não utilizam dissolventes. a
  5. 5 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de as misturas de poliol que servem de base às dispersões de poliuretano conterem pele menos 30% em peso, especialmente pelo menos cerca de 50% en peso e, de preferencia, mais do que 70% em peso de polipropilenoglicol.
  6. 6 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de, nas misturas de poliol que consistem parcialmente em polipropilenoglicol, c parte restante até perfazer 100 por cento em peso da misture consistir em politetra-hidrofuranos, polietilenoglicóis, poliacetais, policarbonatos e/ou poliésteres con. respectivamente em média 2 grupos OH e até o máximo de 4 grupos OH. cl
  7. 7 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de a mistura de isocianatos polifuncionais conter, pelo menos, 20% em peso, em especial, pelo menos 35% em peso e, de preferencia, pele menos 50% em peso de TMXDI. 4 τ 4 d
    a
  8. 8 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de, nas misturas de isocianato que consistem parcialmente em TMXDI, a parte restante até perfazer 100 por cento em peso da mistura de isocianatos consistir em isocianatos, especialmente isocianatos com em média 2 grupos OH até ao máximo de 4 grupos NCO. 3
  9. 9 - Processo de acordo com qualquer das reivindicações
    anteriores, caracterizado pelo facto de se escolherem as quantidades da mistura de polióis e da mistura de isocianatos polifuncionais serem escolhidos de tal maneira que se obtenha uma proporção de grupos NCO compreendida dentro do intervale de 1 : 1 a 1 : 2,5, especialmente de 1 : 1,05 a 1 : 2 e, preferivelmente de 1 : 1,1 a 1: 1,6. Q
  10. 10 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de os poliuretanos que servem de base para as dispersões de poliuretano, comc componentes com capacidade para formar sais em soluçãc aquosa, conterem condensados ácidos carboxilicos, ácidos sulfónicos ou compostos de amónio com 1 ou 2 grupos reactivos com isocianatos.
    a
  11. 11 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de os poliuretanos que servem de base para as dispersões de poliuretano conteren condensados ácidos carboxilicos ou ácidos sulfónicos que existem sob a forma de sal de metal alcalino, de sal de amónio ou de sal de amina primária, secundária ou terciária. a
  12. 12 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de, como ácidc carboxilico condensado, conter ácido dimetilolpropiónico. i
    g
  13. 13 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de as dimensões das particulas responsáveis pelo aspecto transparente das dispersões de poliuretano serem controladas pela quantidade de grupos com a capacidade de formar sais existentes em solução aquosa.
  14. 14 - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de os componentes coir capacidade para formar sais em solução aquosa estarem presentes numa quantidade compreendida dentro dum intervalo de 10 a 90% em moles, em especial, de 20 a 80% em moles e, de preferencia, entre 30 e 70% em moles, em relação à mistura de polióis e mais o agente de prolongamento da cadeia contido, caso assim se pretenda. 15a - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de os poliuretanos que servem como base para as dispersões de poliuretano, comc agentes de prolongamento da cadeia, conterem diaminas e/ot compostos de di-hidroxi reactivos com grupos isocianato. 16a - Processo de acordo com qualquer das reivindicações anteriores, caracterizado pelo facto de, nas dispersões de poliuretano utilizadas, as dimensões das particulas responsáveis pelo aspecto transparente serem reguladas pele quantidade de agente de neutralização adicionado pare neutralizar os grupos funcionais susceptiveis de formação de sal. Lisboa,5 de Abril de 1991 /o Agente Oficial da Propriedade Industrial : /02 {bui!;* cit··.·.-. ..............·« ·*·“·*-; Âdjunío
PT97269A 1990-04-09 1991-04-05 Processo para a preparacao de umcola-tudo para fins domesticos a base de poliuretano PT97269A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4011455A DE4011455A1 (de) 1990-04-09 1990-04-09 Haushaltsalleskleber auf polyurethanbasis

Publications (1)

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PT97269A true PT97269A (pt) 1992-01-31

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PT97269A PT97269A (pt) 1990-04-09 1991-04-05 Processo para a preparacao de umcola-tudo para fins domesticos a base de poliuretano

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Country Link
US (1) US5270433A (pt)
EP (1) EP0526472B1 (pt)
JP (1) JPH05505840A (pt)
AT (1) ATE121106T1 (pt)
AU (1) AU646250B2 (pt)
CA (1) CA2080369A1 (pt)
DE (2) DE4011455A1 (pt)
ES (1) ES2071304T3 (pt)
IE (1) IE911158A1 (pt)
NZ (1) NZ237707A (pt)
PT (1) PT97269A (pt)
WO (1) WO1991015529A1 (pt)
ZA (1) ZA912597B (pt)

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Also Published As

Publication number Publication date
AU646250B2 (en) 1994-02-17
JPH05505840A (ja) 1993-08-26
EP0526472A1 (de) 1993-02-10
AU7564191A (en) 1991-10-30
ES2071304T3 (es) 1995-06-16
EP0526472B1 (de) 1995-04-12
DE59105192D1 (de) 1995-05-18
NZ237707A (en) 1993-09-27
CA2080369A1 (en) 1991-10-10
ATE121106T1 (de) 1995-04-15
DE4011455A1 (de) 1991-10-10
ZA912597B (en) 1991-12-24
IE911158A1 (en) 1991-10-09
WO1991015529A1 (de) 1991-10-17
US5270433A (en) 1993-12-14

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