HK13197A - Polyisocyanate compositions - Google Patents

Polyisocyanate compositions Download PDF

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Publication number
HK13197A
HK13197A HK13197A HK13197A HK13197A HK 13197 A HK13197 A HK 13197A HK 13197 A HK13197 A HK 13197A HK 13197 A HK13197 A HK 13197A HK 13197 A HK13197 A HK 13197A
Authority
HK
Hong Kong
Prior art keywords
isocyanate
imino
groups
reactive
prepolymer
Prior art date
Application number
HK13197A
Other languages
German (de)
English (en)
Inventor
Francis Cassidy Edward
Russell Gillis Herbert
Willem Leenslag Jan
Parfondry Alain
Original Assignee
Ici Americas Inc.
Imperial Chemical Industries Plc
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
Priority claimed from GB878724348A external-priority patent/GB8724348D0/en
Priority claimed from GB888821186A external-priority patent/GB8821186D0/en
Application filed by Ici Americas Inc., Imperial Chemical Industries Plc filed Critical Ici Americas Inc.
Publication of HK13197A publication Critical patent/HK13197A/en

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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
    • C08G18/8054—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/38
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • 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
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino 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
    • C08G18/28—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
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
    • C08G18/503—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups being in latent form
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6685—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
    • 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
    • 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
    • C08G18/77—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
    • 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
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • 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
    • C08G2115/00—Oligomerisation
    • C08G2115/02—Oligomerisation to isocyanurate 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
    • C08G2120/00—Compositions for reaction injection moulding processes

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

Claims (9)

  1. Prépolymère à terminaison isocyanate et modification allophanate, pouvant être obtenu par réaction d'un polyol polymérique possédant une fonctionnalité hydroxyle moyenne nominale de 2 à 3 et un poids équivalent d'hydroxyle moyen de 1000 à 3000 avec au moins 5 équivalents, par équivalent d'hydroxyle, d'un isomère de diisocyanate de diphénylméthane ou de mélanges de tels isomères facultativement en association avec une petite proportion de polyphénylène-polyméthylène-polyisocyanates de plus haute fonctionnalité, le produit contenant des groupes allophanate en un rapport de ces groupes aux groupes uréthanne au moins égal à 1:4.
  2. Prépolymère suivant la revendication 1, dans lequel le rapport est au moins égal à 1:1.
  3. Prépolymère suivant la revendication 1, dans lequel le polyol polymérique est un polyéther-polyol.
  4. Prépolymère suivant la revendication 2, dans lequel le polyéther-polyol est un polyoxypropylène-diol ou -triol ou un polyoxyéthylène-oxypropylène-diol ou -triol.
  5. Formulation réactionnelle pour la préparation d'un élastomère moulé par injection-réaction, ladite formulation comprenant les constituants suivants qui sont placés dans des récipients distincts :
    (A) un prépolymère répondant à la définition suivant la revendication 1, et
    (B) un constituant réactif avec les isocyanates.
  6. Formulation réactionnelle suivant la revendication 5, dans laquelle le constituant réactif avec les isocyanates comprend une polyamine aromatique.
  7. Formulation réactionnelle suivant les revendications 5 et 6, comprenant :
    (A) un prépolymère répondant à la définition suivant la revendication 1, et
    (B) une composition réactive avec les isocyanates, comprenant :
    (i) un agent d'allongement de chaîne du type polyamine aromatique possédant une fonctionnalité amine primaire et/ou secondaire à liaison aromatique de 2 à 3,0, un poids moléculaire moyen de 100 à 400, au moins 50 moles % des entités constituant ladite polyamine consistant en diamines, et
    (ii) un polyéther à fonctionnalité amino, imino, énamino et/ou hydroxyle, possédant un nombre moyen de 1,1 à 5 groupes réactifs avec les isocyanates par molécule et ayant un poids moléculaire moyen de 1000 à 10 000.
  8. Formulation réactionnelle suivant la revendication 5, comprenant :
    (A) un prépolymère répondant à la définition suivant la revendication 1, et
    (B) une composition réactive avec les isocyanates, comprenant :
    (i) un agent d'allongement de chaîne comprenant :
    (a) 0 à 100 % d'une polyamine aromatique possédant une fonctionnalité amine primaire et/ou secondaire à liaison aromatique de 2 à 3,0, un poids moléculaire moyen de 100 à 400, au moins 50 moles % des entités formant ladite polyamine consistant en diamines, et
    (b) 100 à 0 % d'un composé aliphatique à fonctionnalité imino et/ou énamino ayant 1 à 3 groupes imino et/ou énamino réactifs avec les isocyanates par molécule et un poids moléculaire inférieur à 1000, et
    (ii) un polyéther à fonctionnalité imino et/ou énamino ayant un nombre moyen de 1,1 à 5 groupes imino et/ou énamino réactifs avec les isocyanates par molécule et un poids moléculaire moyen de 1000 à 10 000, lesdits groupes imino et/ou énamino constituant au moins 50 moles % des groupes réactifs avec les isocyanates dans ledit polyéther, et au moins 50 moles % desdits polyéthers à fonctionnalité imino et/ou énamino contenant 2 ou plus de 2 groupes imino et/ou énamino par molécule.
  9. Utilisation d'un prépolymère suivant les revendications 1 à 4 pour la préparation d'un élastomère moulé par injection-réaction.
HK13197A 1987-10-16 1997-02-05 Polyisocyanate compositions HK13197A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878724348A GB8724348D0 (en) 1987-10-16 1987-10-16 Elastomers
GB888821186A GB8821186D0 (en) 1988-09-09 1988-09-09 Compositions of matter

Publications (1)

Publication Number Publication Date
HK13197A true HK13197A (en) 1997-02-14

Family

ID=26292912

Family Applications (1)

Application Number Title Priority Date Filing Date
HK13197A HK13197A (en) 1987-10-16 1997-02-05 Polyisocyanate compositions

Country Status (13)

Country Link
US (2) US4906674A (fr)
EP (2) EP0312366A3 (fr)
JP (2) JPH01245010A (fr)
KR (2) KR890006753A (fr)
AT (1) ATE109808T1 (fr)
AU (1) AU609197B2 (fr)
CA (1) CA1334235C (fr)
DE (1) DE3851032T2 (fr)
DK (2) DK574488A (fr)
ES (1) ES2056938T3 (fr)
HK (1) HK13197A (fr)
NZ (2) NZ226358A (fr)
PT (2) PT88774B (fr)

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DK574488D0 (da) 1988-10-14
NZ226357A (en) 1990-06-26
JPH01245010A (ja) 1989-09-29
JPH01252622A (ja) 1989-10-09
KR890006754A (ko) 1989-06-15
EP0312366A2 (fr) 1989-04-19
EP0312365A2 (fr) 1989-04-19
DE3851032D1 (de) 1994-09-15
AU609197B2 (en) 1991-04-26
EP0312365A3 (en) 1989-11-15
CA1334235C (fr) 1995-01-31
PT88774B (pt) 1992-12-31
KR970010750B1 (ko) 1997-06-30
ATE109808T1 (de) 1994-08-15
DK574488A (da) 1989-04-17
ES2056938T3 (es) 1994-10-16
KR890006753A (ko) 1989-06-15
US4906674A (en) 1990-03-06
NZ226358A (en) 1990-07-26
PT88773B (pt) 1992-12-31
DE3851032T2 (de) 1994-12-08
US4866103A (en) 1989-09-12
EP0312365B1 (fr) 1994-08-10
DK574388D0 (da) 1988-10-14
AU2376988A (en) 1989-04-20
EP0312366A3 (fr) 1989-07-26
DK574388A (da) 1989-04-17

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