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RU2013150677A - Способ получения жестких пенополиуретанов - Google Patents

Способ получения жестких пенополиуретанов Download PDF

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RU2013150677A
RU2013150677A RU2013150677/05A RU2013150677A RU2013150677A RU 2013150677 A RU2013150677 A RU 2013150677A RU 2013150677/05 A RU2013150677/05 A RU 2013150677/05A RU 2013150677 A RU2013150677 A RU 2013150677A RU 2013150677 A RU2013150677 A RU 2013150677A
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parts
weight
koh
functionality
polyether polyols
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Желько ТОМОВИЧ
Олаф ЯКОБМАЙЕР
Гуннар КАМП
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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, состоящую из:b1) от 20 до 60 мас.ч. одного или нескольких высокофункциональных простых полиэфирполиолов с функциональностью от 3,5 до 5,5 и гидроксильным числом от 400 до 550 мг КОН/г и с содержащими гидроксильные группы высокофункциональными соединениями в качестве инициирующих веществ, b2) от 5 до 15 мас.ч. одного или нескольких простых полиэфирполиолов на основе алифатических аминов с функциональностью 4 и гидроксильным числом от 470 до 800 мг КОН/г,b3) от 10 до 30 мас.ч. одного или нескольких простых полиэфирполиолов с функциональностью от 2 до 3 и гидроксильным числом от 220 до 430 мг КОН/г, иb4) при необходимости от 1 до 5 мас.ч. воды.причем сумма массовых частей компонентов b1)-b4) полиольного компонента b) не превышает 100 мас.ч.2. Способ по п.1, отличающийся тем, что простые полиэфирполиолы b2) обладают функциональностью 4 и гидроксильным числом от 730 до 800 мг КОН/г.3. Способ по п.1 или 2, отличающийся тем, что простые полиэфирполиолы b3) обладают функциональностью 3 и гидроксильным числом от 380 до 420 мг КОН/г.4. Способ по п.1, отличающийся тем, что взаимодействие осуществляют при изоцианатном показателе от 100 до 150.5. Способ по п.1, отличающийся тем, что в качестве порообразователя используют н-пентан и/или изопентан.6. Полиольный компонент b), состоящий из смеси:b1) о

Claims (6)

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, состоящую из:
b1) от 20 до 60 мас.ч. одного или нескольких высокофункциональных простых полиэфирполиолов с функциональностью от 3,5 до 5,5 и гидроксильным числом от 400 до 550 мг КОН/г и с содержащими гидроксильные группы высокофункциональными соединениями в качестве инициирующих веществ, b2) от 5 до 15 мас.ч. одного или нескольких простых полиэфирполиолов на основе алифатических аминов с функциональностью 4 и гидроксильным числом от 470 до 800 мг КОН/г,
b3) от 10 до 30 мас.ч. одного или нескольких простых полиэфирполиолов с функциональностью от 2 до 3 и гидроксильным числом от 220 до 430 мг КОН/г, и
b4) при необходимости от 1 до 5 мас.ч. воды.
причем сумма массовых частей компонентов b1)-b4) полиольного компонента b) не превышает 100 мас.ч.
2. Способ по п.1, отличающийся тем, что простые полиэфирполиолы b2) обладают функциональностью 4 и гидроксильным числом от 730 до 800 мг КОН/г.
3. Способ по п.1 или 2, отличающийся тем, что простые полиэфирполиолы b3) обладают функциональностью 3 и гидроксильным числом от 380 до 420 мг КОН/г.
4. Способ по п.1, отличающийся тем, что взаимодействие осуществляют при изоцианатном показателе от 100 до 150.
5. Способ по п.1, отличающийся тем, что в качестве порообразователя используют н-пентан и/или изопентан.
6. Полиольный компонент b), состоящий из смеси:
b1) от 20 до 60 мас.ч. одного или нескольких высокофункциональных простых полиэфирполиолов с функциональностью от 3,5 до 5,5, гидроксильным числом от 400 до 550 мг КОН/г и с содержащими гидроксильные группы высокофункциональными соединениями в качестве инициирующих веществ,
b2) от 5 до 15 мас.ч. одного или нескольких простых полиэфирполиолов на основе алифатических аминов с функциональностью 4 и гидроксильным числом от 470 до 800 мг КОН/г,
b3) от 10 до 30 мас.ч. одного или нескольких простых полиэфирполиолов с функциональностью от 2 до 3 и гидроксильным числом от 220 до 430 мг КОН/г, и
b4) при необходимости от 1 до 5 мас.ч. воды,
причем сумма массовых частей компонентов b1)-b4) полиола b) не превышает 100 мас.ч.
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