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RU2013105804A - Слабо модифицированные форполимеры и их применение - Google Patents

Слабо модифицированные форполимеры и их применение Download PDF

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Publication number
RU2013105804A
RU2013105804A RU2013105804/04A RU2013105804A RU2013105804A RU 2013105804 A RU2013105804 A RU 2013105804A RU 2013105804/04 A RU2013105804/04 A RU 2013105804/04A RU 2013105804 A RU2013105804 A RU 2013105804A RU 2013105804 A RU2013105804 A RU 2013105804A
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Prior art keywords
polyurethane
component
prepolymer
reaction
polyisocyanurate polymer
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RU2013105804/04A
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English (en)
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RU2587302C2 (ru
Inventor
Ханс-Георг ПИРКЛЬ
Манфред Шмидт
Райнхард АЛЬБЕРС
ДЕ БРААК Йоханнес ВАН
Рольф РОЭРС
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Байер Интеллектуэль Проперти Гмбх
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Priority claimed from DE102010027052A external-priority patent/DE102010027052A1/de
Priority claimed from DE102011050220A external-priority patent/DE102011050220A1/de
Application filed by Байер Интеллектуэль Проперти Гмбх filed Critical Байер Интеллектуэль Проперти Гмбх
Publication of RU2013105804A publication Critical patent/RU2013105804A/ru
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Publication of RU2587302C2 publication Critical patent/RU2587302C2/ru

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    • 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
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    • C08G18/4208—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups
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    • C08G18/4216—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols from mixtures or combinations of aromatic dicarboxylic acids and aliphatic dicarboxylic acids and dialcohols
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Abstract

1. Форполимер С с терминальными изоцианатными группами с содержанием NCO-групп от ≥26,0 до ≤31,0% в пересчете на массу этого форполимера С, получаемый из реакции(i) изоцианатной композиции А с вязкостью при 25°C от ≥60 до ≤800 мПа·с, включающейот ≥25 до ≤60 мас.% мономерного дифенилметандиизоцианата А1 иот ≥40 до ≤75 мас.% полимерного дифенилметандиизоцианата А2,причем сумма долей компонентов А1 и А2 составляет ≤100 мас.%,с(ii) полиэфирполиолом В со сложными и простыми полиэфирными группами со средней функциональностью от ≥1,9 до ≤2,1 и ОН-числом от ≥200 до ≤500 мг(КОН)/г,полученным из реакции дикарбоновой кислоты и/или производного дикарбоновой кислоты В1 по меньшей мере с одним полиолом В2, а также эпоксидом B3,причем этот полиэфирполиол В со сложными и простыми полиэфирными группами используется в количествах от ≥1,5 до ≤6,0% в пересчете на сумму масс А и В.2. Форполимер по п.1 с вязкостью при 25°C от ≥300 до 1600 мПа·с.3. Форполимер по п.1, причем компонент А имеет вязкость при 25°C от ≥90 до ≤300 мПа·с и содержание NCO-групп от ≥30 до ≤33 мас.%.4. Форполимер по п.1, причем полиэфирполиол В со сложными и простыми полиэфирными группами получают из реакции ангидрида фталевой кислоты в качестве компонента В1, диэтиленгликоля в качестве компонента В2 и этиленоксида в качестве компонента B3.5. Полиуретановый/полиизоциануратный полимер, получаемый из реакции форполимера С по одному из пп.1-4 с реакционноспособным по отношению к изоцианатам компонентом D.6. Полиуретановый/полиизоциануратный полимер по п.5, причем в реакционной смеси компонентов С и D мольное соотношение изоцианатных групп и гидроксильных групп составляет от ≥1:1 до ≤5:1.7. Полиуретановый/полиизоци�

Claims (14)

1. Форполимер С с терминальными изоцианатными группами с содержанием NCO-групп от ≥26,0 до ≤31,0% в пересчете на массу этого форполимера С, получаемый из реакции
(i) изоцианатной композиции А с вязкостью при 25°C от ≥60 до ≤800 мПа·с, включающей
от ≥25 до ≤60 мас.% мономерного дифенилметандиизоцианата А1 и
от ≥40 до ≤75 мас.% полимерного дифенилметандиизоцианата А2,
причем сумма долей компонентов А1 и А2 составляет ≤100 мас.%,
с
(ii) полиэфирполиолом В со сложными и простыми полиэфирными группами со средней функциональностью от ≥1,9 до ≤2,1 и ОН-числом от ≥200 до ≤500 мг(КОН)/г,
полученным из реакции дикарбоновой кислоты и/или производного дикарбоновой кислоты В1 по меньшей мере с одним полиолом В2, а также эпоксидом B3,
причем этот полиэфирполиол В со сложными и простыми полиэфирными группами используется в количествах от ≥1,5 до ≤6,0% в пересчете на сумму масс А и В.
2. Форполимер по п.1 с вязкостью при 25°C от ≥300 до 1600 мПа·с.
3. Форполимер по п.1, причем компонент А имеет вязкость при 25°C от ≥90 до ≤300 мПа·с и содержание NCO-групп от ≥30 до ≤33 мас.%.
4. Форполимер по п.1, причем полиэфирполиол В со сложными и простыми полиэфирными группами получают из реакции ангидрида фталевой кислоты в качестве компонента В1, диэтиленгликоля в качестве компонента В2 и этиленоксида в качестве компонента B3.
5. Полиуретановый/полиизоциануратный полимер, получаемый из реакции форполимера С по одному из пп.1-4 с реакционноспособным по отношению к изоцианатам компонентом D.
6. Полиуретановый/полиизоциануратный полимер по п.5, причем в реакционной смеси компонентов С и D мольное соотношение изоцианатных групп и гидроксильных групп составляет от ≥1:1 до ≤5:1.
7. Полиуретановый/полиизоциануратный полимер по п.5, причем реакция форполимера С с реакционноспособным по отношению к изоцианатам компонентом D происходит в присутствии вспенивающего агента Е.
8. Полиуретановый/полиизоциануратный полимер по п.5, причем реакционноспособный по отношению к изоцианатам компонент D включает в себя от ≥50 до ≤95%сложного полиэфирполиола D1 и от ≥5 до ≤50% простого полиэфирполиола D2 соответственно в пересчете на общую массу компонента D и, кроме того, сумма долей компонентов D1 и D2 составляет ≤100 мас.%.
9. Полиуретановый/полиизоциануратный полимер по п.8, причем сложный полиэфирполиол D1 имеет среднюю функциональность от ≥1,9 до ≤2,1 и ОН-число от ≥220 до ≤270 мг(КОН)/г и, кроме того, получается из реакции фталевой кислоты и/или фталевого ангидрида, а также адипиновой кислоты, диэтиленгликоля и этиленгликоля.
10. Полиуретановый/полиизоциануратный полимер по п.8, причем простой полиэфирполиол D2 представляет собой инициированный триметилолпропаном полиоксиэтилен- и/или полиоксипропиленполиол с ОН-числом от ≥200 до ≤300 мг(КОН)/г.
11. Композиционный элемент, включающий в себя слой, включающий полиуретановый/полиизоциануратный полимер по одному или нескольким пп.5-10, и покрывающий слой.
12. Композиционный элемент по п.11, причем материал покрывающего слоя представляет собой алюминий, сталь, битумы, бумагу, минеральный нетканый материал, нетканый материал, включающий органические волокна, плиту из синтетического материала, синтетическую пленку и/или древесную плиту.
13. Композиционный элемент по п.11, причем прочность адгезии между слоем, включающим полиуретановый/полиизоциануратный полимер по одному или нескольким пп.5-9, и покрывающим слоем составляет 0,20 Н/мм2.
14. Применение полиуретанового/полиизоциануратного полимера по одному или нескольким пп.5-10 в качестве изолирующего пеноматериала и/или в качестве средства, усиливающего адгезию, в композиционных элементах, причем эти композиционные элементы включают в себя слой, включающий полиуретановый/полиизоциануратный полимер по одному или нескольким пп.5-10, и покрывающий слой.
RU2013105804/04A 2010-07-13 2011-07-11 Слабо модифицированные форполимеры и их применение RU2587302C2 (ru)

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