RU2014141378A - Жесткий пенополиуретан с низкой плотностью, вспениваемый только под действием воды - Google Patents

Жесткий пенополиуретан с низкой плотностью, вспениваемый только под действием воды Download PDF

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RU2014141378A
RU2014141378A RU2014141378A RU2014141378A RU2014141378A RU 2014141378 A RU2014141378 A RU 2014141378A RU 2014141378 A RU2014141378 A RU 2014141378A RU 2014141378 A RU2014141378 A RU 2014141378A RU 2014141378 A RU2014141378 A RU 2014141378A
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Сесилия ДЖИРОТТИ
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ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи
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    • 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
    • C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
    • C—CHEMISTRY; METALLURGY
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
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    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid
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Abstract

1. Композиция, включающая:состав для получения жесткого пенополиуретана, при этом состав содержит(1) по меньшей мере, один изоцианатный компонент;(2) по меньшей мере, один компонент, реакционноспособный по отношению к изоцианату, содержащий(a) от 30 до 50% масс., в расчете на общий вес компонентов 2-6, первого полиэфирполиола, характеризующегося величиной гидроксильного числа в интервале 350-550 миллиграмм гидроксида калия на грамм полиола и функциональностью более 5;(b) от 5 до 25% масс., в расчете на общий вес компонентов 2-6, по меньшей мере, один диол, характеризующийся величиной гидроксильного числа в интервале 100-300 миллиграмм гидроксида калия на грамм диола; и(c) от 15 до 35% масс., в расчете на общий вес компонентов 2-6, по меньшей мере, второй полиэфирполиол, характеризующийся функциональностью в интервале 3-5;(3) от 1,5-5% масс., в расчете на общий вес компонентов 2-6, катализатора, выбираемого из диметилбензиламина, 1,2-диметилимидазола, а также их сочетаний;(4) от более 0 до 1% масс., в расчете на общий вес компонентов 2-6, катализатора, выбираемого из соли глицина, трис-(диметиламинометил)фенола, а также их сочетаний;(5) более чем 4,1% масс. в расчете на общий вес компонентов 2-6, воды, в качестве вспенивающего агента; и, необязательно,(6) любое дополнительное составляющее или составляющие;при условии, что вес компонентов 2-6 составляет в общем 100 вес.% и, при отсутствии, по меньшей мере, одного изоцианатного компонента (1), данный состав характеризуется величиной динамической вязкости в интервале 540-864 миллипаскаль·секунда при 20 градусах Цельсия;которая при взаимодействии в условиях одностадийного режима образует жесткий пенополиуретан, характеризующийся отношением молекулярной массы к сшивке в интервале 380-420.2. Композиция соглас

Claims (9)

1. Композиция, включающая:
состав для получения жесткого пенополиуретана, при этом состав содержит
(1) по меньшей мере, один изоцианатный компонент;
(2) по меньшей мере, один компонент, реакционноспособный по отношению к изоцианату, содержащий
(a) от 30 до 50% масс., в расчете на общий вес компонентов 2-6, первого полиэфирполиола, характеризующегося величиной гидроксильного числа в интервале 350-550 миллиграмм гидроксида калия на грамм полиола и функциональностью более 5;
(b) от 5 до 25% масс., в расчете на общий вес компонентов 2-6, по меньшей мере, один диол, характеризующийся величиной гидроксильного числа в интервале 100-300 миллиграмм гидроксида калия на грамм диола; и
(c) от 15 до 35% масс., в расчете на общий вес компонентов 2-6, по меньшей мере, второй полиэфирполиол, характеризующийся функциональностью в интервале 3-5;
(3) от 1,5-5% масс., в расчете на общий вес компонентов 2-6, катализатора, выбираемого из диметилбензиламина, 1,2-диметилимидазола, а также их сочетаний;
(4) от более 0 до 1% масс., в расчете на общий вес компонентов 2-6, катализатора, выбираемого из соли глицина, трис-(диметиламинометил)фенола, а также их сочетаний;
(5) более чем 4,1% масс. в расчете на общий вес компонентов 2-6, воды, в качестве вспенивающего агента; и, необязательно,
(6) любое дополнительное составляющее или составляющие;
при условии, что вес компонентов 2-6 составляет в общем 100 вес.% и, при отсутствии, по меньшей мере, одного изоцианатного компонента (1), данный состав характеризуется величиной динамической вязкости в интервале 540-864 миллипаскаль·секунда при 20 градусах Цельсия;
которая при взаимодействии в условиях одностадийного режима образует жесткий пенополиуретан, характеризующийся отношением молекулярной массы к сшивке в интервале 380-420.
2. Композиция согласно п. 1, отличающаяся тем, что композиция включает в качестве дополнительного компонента в интервале 5-15 вес.%, в расчете на вес компонентов 2-6, добавку, замедляющую горение, на основе фосфора, не содержащую галоген.
3. Композиция согласно п. 1, отличающаяся тем, что изоцианатный компонент выбирают из группы, состоящей из 4,4'-, 2,4'- и 2,2'-дифенил-метандиизоцианата и соответствующих изомерных смесей; 2,4- и/или 2,6-толуолдиизоцианата и соответствующих изомерных смесей; смесей дифенилметандиизоцианатов и полифенилполиметиленполиизоцианата; а также смеси толуолдиизоцианатов и полифенилполиметиленполиизоцианата; а также полифенилполиметиленполиизоцианата.
4. Композиция согласно п. 1, отличающаяся тем, что первый полиэфирполиол (2) (а), выбирают из группы, состоящей из полиолов, полученных из пропоксилированного сорбита, характеризующегося величиной молекулярной массы в интервале 450-900.
5. Композиция согласно п. 1, отличающаяся тем, что первый полиолполиэфир (2) (а) представляет собой полиол на основе сорбита, полученный под действием воды, выступающей в качестве совместно инициирующего вещества, которая также содержится в его составе.
6. Композиция согласно п. 1, отличающаяся тем, что диол (2) (б) выбирают из группы, состоящей из полигликолей, включая полиэтиленгликоли, полипропиленгликоли, полибутиленгликоли, полиолы на основе полиэфирных полигликолей, а также их сочетания.
7. Композиция согласно п. 1, отличающаяся тем, что количество воды, выступающей в качестве вспенивающего агента (5), составляет от более чем 4,1% масс до 5,0 вес.%, в расчете на общий вес компонентов 2-6.
8. Композиция согласно п. 7, отличающаяся тем, что количество воды, выступающей в качестве вспенивающего агента (5), составляет от 4,2 вес.% - 5,0 вес.%.
9. Способ получения жесткого пенополиуретана, включающий
(1) по меньшей мере, одного изоцианатного компонента;
(2) по меньшей мере, одного компонента, реакционноспособного по отношению к изоцианату, содержащий
(а) от 30 до 50% масс. в расчете на общий вес компонентов 2-6 первого полиэфирполиола, характеризующегося величиной гидроксильного числа в интервале 350-550 миллиграмм гидроксида калия на грамм полиола и функциональностью более чем 5;
(b) от 5 до 25% масс. в расчете на общий вес компонентов 2-6 по меньшей мере, один диол, характеризующийся величиной
гидроксильного числа в интервале 100-300 миллиграмм гидроксида калия на грамм диола; и
(с) от 15 до 35% масс., в расчете на общий вес компонентов 2-6, по меньшей мере, второй полиэфирполиол, характеризующийся функциональностью в интервале 3-5;
в присутствии
(3) от 1,5 до 5% масс. в расчете на общий вес компонентов 2-6 катализатора, выбранного из диметилбензиламина, 1,2-диметилимидазола, а также их сочетаний;
(4) от более чем 0 до 1% масс. в расчете на общий вес компонентов 2-6 катализатора, выбранного из соли глицина, трис-(диметиламинометил)фенола, а также их сочетаний;
(5) более чем 4,1% масс. в расчете на общий вес компонентов 2-6 воды, выступающей в качестве вспенивающего агента; и, необязательно,
(6) любого дополнительного составляющего или составляющих;
при том условии, что вес компонентов 2-6 в совокупности составляет 100% масс. и характеризуется величиной динамической вязкости в интервале 540-864 миллипаскаль·секунда при 20 градусах Цельсия;
которые при взаимодействии в условиях одностадийного режима приводят к образованию жесткого пенополиуретана, характеризующегося отношением величины молекулярного веса, приходящегося на сшивку, в интервале 380-420.
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US20150065592A1 (en) 2015-03-05
CN104169318B (zh) 2016-08-31
ES2657287T3 (es) 2018-03-02
RU2631250C2 (ru) 2017-09-20
BR112014018131A2 (ru) 2017-06-20
EP2825577B1 (en) 2017-11-29
JP2015511647A (ja) 2015-04-20
TR201802484T4 (tr) 2018-03-21
WO2013135746A1 (en) 2013-09-19
MX2014011088A (es) 2014-11-25
EP2825577A1 (en) 2015-01-21
JP6100289B2 (ja) 2017-03-22
US9266991B2 (en) 2016-02-23
PL2825577T3 (pl) 2018-05-30
CN104169318A (zh) 2014-11-26

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