RU2013150680A - Способ получения жестких пенополиуретанов - Google Patents

Способ получения жестких пенополиуретанов Download PDF

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RU2013150680A
RU2013150680A RU2013150680/04A RU2013150680A RU2013150680A RU 2013150680 A RU2013150680 A RU 2013150680A RU 2013150680/04 A RU2013150680/04 A RU 2013150680/04A RU 2013150680 A RU2013150680 A RU 2013150680A RU 2013150680 A RU2013150680 A RU 2013150680A
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parts
weight
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koh
polyether polyols
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Зелийко ТОМОВИЦ
Олаф ЯКОБМАЙЕР
Гуннар КАМПФ
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Басф Се
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Abstract

1. Способ получения жестких пенополиуретанов путем взаимодействия:a) органических полиизоцианатов сb) соединениями по меньшей мере с двумя атомами водорода, реакционноспособными по отношению к изоцианатным группам, в присутствииc) порообразователей,d) катализаторов, а также при необходимостиe) вспомогательных компонентов и добавок,отличающийся тем, что в качестве компонента b) используют смесь:b1) от 20 до 60 мас.ч. одного или нескольких высокофункциональных простых полиэфирполиолов с функциональностью от 3,9 до 5,0, гидроксильным числом от 400 до 500 мг КОН/г и содержащими гидроксильные группы высокофункциональными соединениями в качестве инициирующих веществ,b2) от 5 до 25 мас.ч. одного или нескольких простых полиэфирполиолов на основе ароматических и/или алифатических аминов с функциональностью от 3,5 до 4,5 и гидроксильным числом от 350 до 500 мг КОН/г,b3) от 5 до 25 мас.ч. одного или нескольких простых полиэфирполиолов с функциональностью от 3 до 4 и гидроксильным числом от 150 до 200 мг КОН/г,b4) от 1 до 15 мас.ч. одного или нескольких низкомолекулярных удлинителей цепей и/или сшивающих агентов с функциональностью от 2 до 3 и молекулярной массой M<400 г/моль, и при необходимостиb5) от 1 до 5 масс.ч. воды,причем сумма массовых частей компонентов b1)-b5) полиола b) не превышает 100 мас.ч..2. Способ по п.1, отличающийся тем, что используют простые полиэфирполиолы b2) на основе ароматических аминов с функциональностью от 3,7 до 4,1 и гидроксильным числом от 360 до 420 мг КОН/г.3. Способ по п.1 или 2, отличающийся тем, что простые полиэфирполиолы b3) на основе ароматических аминов обладают функциональностью от 3,8 до 4 и гидроксильным числом от 150 до 200 мг КОН/г.4. Способ по п

Claims (9)

1. Способ получения жестких пенополиуретанов путем взаимодействия:
a) органических полиизоцианатов с
b) соединениями по меньшей мере с двумя атомами водорода, реакционноспособными по отношению к изоцианатным группам, в присутствии
c) порообразователей,
d) катализаторов, а также при необходимости
e) вспомогательных компонентов и добавок,
отличающийся тем, что в качестве компонента b) используют смесь:
b1) от 20 до 60 мас.ч. одного или нескольких высокофункциональных простых полиэфирполиолов с функциональностью от 3,9 до 5,0, гидроксильным числом от 400 до 500 мг КОН/г и содержащими гидроксильные группы высокофункциональными соединениями в качестве инициирующих веществ,
b2) от 5 до 25 мас.ч. одного или нескольких простых полиэфирполиолов на основе ароматических и/или алифатических аминов с функциональностью от 3,5 до 4,5 и гидроксильным числом от 350 до 500 мг КОН/г,
b3) от 5 до 25 мас.ч. одного или нескольких простых полиэфирполиолов с функциональностью от 3 до 4 и гидроксильным числом от 150 до 200 мг КОН/г,
b4) от 1 до 15 мас.ч. одного или нескольких низкомолекулярных удлинителей цепей и/или сшивающих агентов с функциональностью от 2 до 3 и молекулярной массой Mw<400 г/моль, и при необходимости
b5) от 1 до 5 масс.ч. воды,
причем сумма массовых частей компонентов b1)-b5) полиола b) не превышает 100 мас.ч..
2. Способ по п.1, отличающийся тем, что используют простые полиэфирполиолы b2) на основе ароматических аминов с функциональностью от 3,7 до 4,1 и гидроксильным числом от 360 до 420 мг КОН/г.
3. Способ по п.1 или 2, отличающийся тем, что простые полиэфирполиолы b3) на основе ароматических аминов обладают функциональностью от 3,8 до 4 и гидроксильным числом от 150 до 200 мг КОН/г.
4. Способ по п.1 или 2, отличающийся тем, что простые полиэфирполиолы b3) обладают функциональностью 3 и гидроксильным числом от 150 до 200 мг КОН/г.
5. Способ по п.1 или 2, отличающийся тем, что используют от 2 до 10 мас.% агента удлинения цепей и/или сшивающего агента b4).
6. Способ по п.1 или 2, отличающийся тем, что в качестве низкомолекулярного агента удлинения цепей b4) используют 1,2-пропиленгликоль.
7. Способ по п.1 или 2, отличающийся тем, что превращение осуществляют при изоцианатном показателе от 100 до 150.
8. Способ по п.1 или 2, отличающийся тем, что в качестве порообразователя используют н-пентан и/или изопентан.
9. Полиольный компонент b), который является смесью из:
b1) от 20 до 60 мас.ч. одного или нескольких высокофункциональных простых полиэфирполиолов с функциональностью от 3,9 до 5,0, гидроксильным числом от 400 до 500 мг КОН/г и содержащими гидроксильные группы высокофункциональными соединениями в качестве инициирующих веществ,
b2) от 5 до 25 мас.ч. одного или нескольких простых полиэфирполиолов на основе ароматических и/или алифатических аминов с функциональностью от 3,5 до 4,5 и гидроксильным числом от 350 до 500 мг КОН/г,
b3) от 5 до 25 мас.ч. одного или нескольких простых полиэфирполиолов с функциональностью от 3 до 4 и гидроксильным числом от 150 до 200 мг КОН/г,
b4) от 1 до 15 масс.ч. одного или нескольких низкомолекулярных удлинителей цепей и/или сшивающих агентов с функциональностью от 2 до 3 и молекулярной массой Mw<400 г/моль, и при необходимости
b5) от 1 до 5 мас.ч. воды,
причем сумма массовых частей компонентов b1)-b5) полиола b) не превышает 100 мас.ч.
RU2013150680/04A 2011-04-15 2012-04-12 Способ получения жестких пенополиуретанов RU2013150680A (ru)

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