RU97120760A - NEW FLEXIBLE FOAM FOAM - Google Patents

NEW FLEXIBLE FOAM FOAM

Info

Publication number
RU97120760A
RU97120760A RU97120760/04A RU97120760A RU97120760A RU 97120760 A RU97120760 A RU 97120760A RU 97120760/04 A RU97120760/04 A RU 97120760/04A RU 97120760 A RU97120760 A RU 97120760A RU 97120760 A RU97120760 A RU 97120760A
Authority
RU
Russia
Prior art keywords
foam
weight
compound
polyol
flexible
Prior art date
Application number
RU97120760/04A
Other languages
Russian (ru)
Other versions
RU2144546C1 (en
Inventor
Каннингэм Энтони
Виллем Линслэг Ян
Элинг Беренд
Original Assignee
Империал Кемикал Индастриз ПЛС
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
Application filed by Империал Кемикал Индастриз ПЛС filed Critical Империал Кемикал Индастриз ПЛС
Priority claimed from PCT/EP1996/001594 external-priority patent/WO1996035744A1/en
Publication of RU97120760A publication Critical patent/RU97120760A/en
Application granted granted Critical
Publication of RU2144546C1 publication Critical patent/RU2144546C1/en

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Claims (18)

1. Способ получения жесткого пенополиуретана путем взаимодействия полиизоцианата (1), соединения (2), реакционноспособного по отношению к изоцианату, имеющего средний эквивалентный вес не больше 374 и среднее число атомов водорода, реакционноспособных по отношению к изоцианату, от 2 до 8, соединения (3), реакционноспособного по отношению к изоцианату, имеющего средний эквивалентный вес больше 374 и среднее число атомов водорода, реакционноспособных по отношению к изоцианату, от 2 до 6, и воды, отличающийся тем, что количество соединения (2), соединения (3) и воды (на 100 вес.ч. полиизоцианата, соединения (2), соединения (3) и воды) составляет от 2-20 мас.ч., 5-35 мас. ч. и 1-17 мас.ч., соответственно, при условии, что соединение (3) не состоит из полиоксиалкиленполиола, имеющего функциональность 2-3,5, гидроксильное число 28-90 мг КОН/г и содержание полиоксиэтиленовых звеньев не больше 5 вес.%.1. A method of producing a rigid polyurethane foam by reacting a polyisocyanate (1), a compound (2) reactive with an isocyanate having an average equivalent weight of not more than 374 and an average number of hydrogen atoms reactive with an isocyanate of 2 to 8, compounds ( 3), reactive with respect to isocyanate, having an average equivalent weight of more than 374 and an average number of hydrogen atoms reactive with isocyanate from 2 to 6, and water, characterized in that the amount of compound (2), compound (3) and water (per 100 parts by weight of polyisocyanate, compound (2), compound (3) and water) is from 2-20 parts by weight, 5-35 parts by weight. hours and 1-17 parts by weight, respectively, provided that the compound (3) does not consist of a polyoxyalkylene polyol having a functionality of 2-3.5, a hydroxyl number of 28-90 mg KOH / g and a content of polyoxyethylene units of not more than 5 weight.%. 2. Способ получения жесткого пенополиуретана путем взаимодействия полиизоцианата (1), полиола (2), имеющего гидроксильное число по меньшей мере 150 мг КОН/г и среднюю условную гидроксильную функциональность от 2 до 8, полиола (3), имеющего гидроксильное число от 10 до меньше, чем 150, и среднюю условную гидроксильную функциональность от 2 до 6 и воды, отличающийся тем, что количество полиола (2), полиола (3) и воды (на 100 мас.ч. полиизоцианата, полиола (2), полиола (3) и воды) составляет от 2-20 мас.ч., 5-35 мас. ч. и 1-17 мас.ч., соответственно, при условии, что полиол (3) не состоит из полиоксиалкиленполиола, имеющего функциональность 2-3,5, гидроксильное число 28-90 мг КОН/г и содержание полиоксиэтиленовых звеньев не больше 5 вес.%. 2. A method of obtaining a rigid polyurethane foam by reacting a polyisocyanate (1), a polyol (2) having a hydroxyl number of at least 150 mg KOH / g and an average conditional hydroxyl functionality of 2 to 8, a polyol (3) having a hydroxyl number of 10 to less than 150, and the average conditional hydroxyl functionality from 2 to 6 and water, characterized in that the amount of polyol (2), polyol (3) and water (per 100 parts by weight of polyisocyanate, polyol (2), polyol (3 ) and water) is from 2-20 wt.h., 5-35 wt. hours and 1-17 parts by weight, respectively, provided that the polyol (3) does not consist of a polyoxyalkylene polyol having a functionality of 2-3.5, a hydroxyl number of 28-90 mg KOH / g and a content of polyoxyethylene units of not more than 5 weight.%. 3. Способ по пп. 1 и 2, отличающийся тем, что весовое отношение соединение (2):соединение (3) составляет 0,1-4:1. 3. The method according to PP. 1 and 2, characterized in that the weight ratio of compound (2): compound (3) is 0.1-4: 1. 4. Способ по пп. 1-3, отличающийся тем, что плотность сердцевины пены при свободном подъеме составляет 3-27 кг/м3.4. The method according to PP. 1-3, characterized in that the density of the foam core with a free rise is 3-27 kg / m 3 . 5. Способ по пп. 1-3, отличающийся тем, что плотность сердцевины пены при свободном подъеме составляет 3-18 кг/м3.5. The method according to PP. 1-3, characterized in that the density of the foam core with a free rise is 3-18 kg / m 3 . 6. Способ получения гибкого пенополиуретана, отличающийся тем, что включает раздавливание жесткой пены, полученной по пп. 1-5. 6. A method of obtaining a flexible polyurethane foam, characterized in that it includes crushing of the rigid foam obtained according to paragraphs. 1-5. 7. Реакционная система, отличающаяся тем, что содержит полиизоцианат (1), соединение (2), соединение (3) и воду, как описано в пп. 1-3 в количествах, описанных в них. 7. The reaction system, characterized in that it contains polyisocyanate (1), compound (2), compound (3) and water, as described in paragraphs. 1-3 in the amounts described therein. 8. Пена, полученная по пп. 1-5. 8. The foam obtained according to paragraphs. 1-5. 9. Пена, полученная по п. 6. 9. The foam obtained according to claim 6. 10. Гибкий пенополиуретан, не имеющий основного перехода из стеклообразного состояния в высокоэластическое между -100 и +25°С. 10. Flexible polyurethane foam that does not have a basic transition from a glassy state to a highly elastic state between -100 and + 25 ° C. 11. Гибкий пенополиуретан, имеющий отношение E'-1001C/E'+251C1,3-1,5.11. Flexible polyurethane foam having a ratio of E ' -1001C / E' + 251C 1.3-1.5. 12. Гибкая пена по пп. 10 и 11, отличающаяся тем, что имеет плотность сердцевины при свободном подъеме 4-30 кг/см3.12. Flexible foam according to claims. 10 and 11, characterized in that it has a core density with a free lift of 4-30 kg / cm 3 . 13. Гибкая пена по пп. 10-12, отличающаяся тем, что имеет содержание бензольных колец 30-70 всс.% в расчете на вес пены. 13. Flexible foam according to claims. 10-12, characterized in that it has a content of benzene rings of 30-70 all percent by weight, based on the weight of the foam. 14. Гибкая пена по пп. 10-13, отличающаяся тем, что имеет индекс твердости 4,5-10. 14. Flexible foam according to claims. 10-13, characterized in that it has a hardness index of 4.5-10. 15. Гибкая пена по пп. 10-14, отличающаяся тем, что имеет модуль накопления Юнга при 25°С 10-200 кПа. 15. Flexible foam according to claims. 10-14, characterized in that it has a Young's storage modulus at 25 ° C of 10-200 kPa. 16. Гибкая пена по пп. 10-15, отличающаяся тем, что имеет упругость по отскоку шарика по меньшей мере 50%. 16. Flexible foam according to claims. 10-15, characterized in that it has a ball rebound elasticity of at least 50%. 17. Гибкая пена по пп. 10-16, отличающаяся тем, что имеет упругость по отскоку шарика 55-85%. 17. Flexible foam according to claims. 10-16, characterized in that it has an elasticity on the rebound of the ball 55-85%. 18. Гибкая пена по пп. 10-17, отличающаяся тем, что пена имеет гистерезис при ДСН ниже 45%. 18. Flexible foam according to claims. 10-17, characterized in that the foam has a hysteresis at the SDS below 45%.
RU97120760A 1995-05-12 1996-04-16 New flexible polyurethane foams RU2144546C1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP95201246.6 1995-05-12
EP95201246 1995-05-12
PCT/EP1996/001594 WO1996035744A1 (en) 1995-05-12 1996-04-16 New flexible polyurethane foams

Publications (2)

Publication Number Publication Date
RU97120760A true RU97120760A (en) 1999-11-27
RU2144546C1 RU2144546C1 (en) 2000-01-20

Family

ID=8220290

Family Applications (1)

Application Number Title Priority Date Filing Date
RU97120760A RU2144546C1 (en) 1995-05-12 1996-04-16 New flexible polyurethane foams

Country Status (28)

Country Link
EP (1) EP0830419B1 (en)
JP (3) JP3883572B2 (en)
KR (1) KR100419820B1 (en)
CN (3) CN1239586C (en)
AR (2) AR002292A1 (en)
AT (1) ATE184297T1 (en)
AU (1) AU716966B2 (en)
BG (1) BG102049A (en)
BR (1) BR9608507A (en)
CA (1) CA2218288C (en)
CZ (1) CZ290765B6 (en)
DE (1) DE69604177T2 (en)
DK (1) DK0830419T3 (en)
ES (1) ES2138813T3 (en)
GR (1) GR3031569T3 (en)
HU (1) HUP9801690A3 (en)
MX (1) MX9708733A (en)
NO (1) NO975183D0 (en)
NZ (1) NZ305870A (en)
PL (1) PL187086B1 (en)
RO (1) RO115169B1 (en)
RU (1) RU2144546C1 (en)
SI (1) SI9620075B (en)
SK (1) SK150897A3 (en)
TR (1) TR199701345T1 (en)
TW (2) TW401428B (en)
WO (1) WO1996035744A1 (en)
ZA (1) ZA963238B (en)

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