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RU2002113170A - Able to expand olefin polymers in the form of granules - Google Patents

Able to expand olefin polymers in the form of granules

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Publication number
RU2002113170A
RU2002113170A RU2002113170/04A RU2002113170A RU2002113170A RU 2002113170 A RU2002113170 A RU 2002113170A RU 2002113170/04 A RU2002113170/04 A RU 2002113170/04A RU 2002113170 A RU2002113170 A RU 2002113170A RU 2002113170 A RU2002113170 A RU 2002113170A
Authority
RU
Russia
Prior art keywords
olefin
polymerizates
propylene
glass transition
mixed
Prior art date
Application number
RU2002113170/04A
Other languages
Russian (ru)
Other versions
RU2290417C2 (en
Inventor
Кристиан МАЛЕЦКО
Клаус Хан
ГРАВЕ Изидор ДЕ
Герд ЭРМАНН
Франц-Йозеф ДИТЦЕН
Original Assignee
Басф Акциенгезельшафт
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
Priority claimed from DE19950420A external-priority patent/DE19950420A1/en
Application filed by Басф Акциенгезельшафт filed Critical Басф Акциенгезельшафт
Publication of RU2002113170A publication Critical patent/RU2002113170A/en
Application granted granted Critical
Publication of RU2290417C2 publication Critical patent/RU2290417C2/en

Links

Claims (11)

1. Способные расширяться, имеющие форму гранулята олефиновые полимеризаты, причем олефиновый полимеризат является или гомополимеризатом пропилена или сополимеризатом пропилена с до 15мас.% сомономеров, выбранных из группы, включающей этилен, бутен-1 или их смеси, которые могут смешиваться с термопластом в количестве до 50% с температурой стеклования ниже 180°С, однако не содержащие термопластов с температурой стеклования выше 180°С, и которые содержат от 1 до 40 мас.% свободного от галогена органического вспенивающего агента с точкой кипения от -5 до 150°С в пересчете на их вес, отличающиеся тем, что невспененные гранулы имеют насыпную плотность более 400 г/л и после одночасового хранения при комнатной температуре в открытой атмосфере способны вспениваться посредством нагрева на температуру выше 100°С до насыпной плотности менее чем 200 г/л.1. Olefin polymerizates capable of expanding in the form of a granulate, the olefin polymerizate being either a propylene homopolymerizate or a propylene copolymerizate with up to 15 wt.% Comonomers selected from the group consisting of ethylene, butene-1 or mixtures thereof, which can be mixed with thermoplastic in an amount up to 50% with a glass transition temperature below 180 ° C, but not containing thermoplastics with a glass transition temperature above 180 ° C, and which contain from 1 to 40 wt.% Halogen-free organic blowing agent with a boiling point of -5 to 150 ° C in terms of their weight, characterized in that the non-foamed granules have a bulk density of more than 400 g / l and, after one-hour storage at room temperature in an open atmosphere, are able to foam by heating to a temperature above 100 ° C to a bulk density of less than than 200 g / l. 2. Способные расширяться олефиновые полимеризаты по п.1, отличающиеся тем, что они содержат от 0,001 до 10 мас.% зародышеобразователя, в пересчете на их вес.2. Olefin polymerizates capable of expanding according to claim 1, characterized in that they contain from 0.001 to 10 wt.% Nucleating agent, calculated on their weight. 3. Способные расширяться олефиновые полимеризаты по п.1, отличающиеся тем, что они не содержат примешанных термопластов.3. Able to expand olefin polymerizates according to claim 1, characterized in that they do not contain mixed thermoplastics. 4. Способные расширяться олефиновые полимеризаты по п.1, отличающиеся тем, что они смешаны с полиамидом в количестве от 5 до 40 мас.%.4. Able to expand olefin polymerizates according to claim 1, characterized in that they are mixed with polyamide in an amount of from 5 to 40 wt.%. 5. Способ получения способных расширяться, имеющих форму гранулята олефиновых полимеризатов, причем олефиновый полимеризат является или гомополимеризатом пропилена или сополимеризатом пропилена с до 15 мас.% сомономеров, выбранных из группы, включающей этилен, бутен-1 или их смеси, которые могут смешиваться с термопластом в количестве до 50% с температурой стеклования ниже 180°С, однако не содержащие термопластов с температурой стеклования выше 180°С, посредством импрегнирования полиолефинового гранулята посредством от 2 до 50 мас.% безгалогенного органического вспенивающего агента с точкой кипения от -5 до 150°С в суспензии в автоклаве с температурой по меньшей мере 120°С, снижения давления реакционной смеси, отделения и промывания импрегнированного гранулята, отличающийся тем, что реакционную смесь перед снижением давления охлаждают до температуры ниже 100°С.5. A method of producing expandable, granular olefin polymerizates, the olefin polymerizate being either a propylene homopolymerizate or a propylene copolymerizate with up to 15% by weight of comonomers selected from the group consisting of ethylene, butene-1, or mixtures thereof, which can be mixed with a thermoplastic in an amount of up to 50% with a glass transition temperature below 180 ° C, but not containing thermoplastics with a glass transition temperature above 180 ° C, by impregnating a polyolefin granulate with 2 to 50 wt.% halogen free organic blowing agent with a boiling point from -5 to 150 ° C in suspension in an autoclave with a temperature of at least 120 ° C, reducing the pressure of the reaction mixture, separating and washing the impregnated granulate, characterized in that the reaction mixture is cooled to a temperature before pressure reduction below 100 ° C. 6. Способ по п.5, отличающийся тем, что в качестве вспенивающего агента применяют алкан, аканол, кетон, простой эфир, сложный эфир или их смесь.6. The method according to claim 5, characterized in that as the foaming agent used alkane, acanol, ketone, ether, ester or a mixture thereof. 7. Способ по п.5, отличающийся тем, что в качестве вспенивающего агента применяют алкан, аканол, кетон, простой эфир, сложный эфир или их смесь.7. The method according to claim 5, characterized in that as the blowing agent used alkane, acanol, ketone, ether, ester or a mixture thereof. 8. Способ по п.6, отличающийся тем, что в качестве вспенивающего агента применяют пнетан, гексан, гептан, 3,3-диметил-2-бутанол или 4-метил-2-пентанон.8. The method according to claim 6, characterized in that pnetane, hexane, heptane, 3,3-dimethyl-2-butanol or 4-methyl-2-pentanone are used as the blowing agent. 9. Способ по п.5, отличающийся тем, что полиолефиновый гранулят содержит от 0,001 до 10 мас.% зародышеобразователя.9. The method according to claim 5, characterized in that the polyolefin granulate contains from 0.001 to 10 wt.% The nucleating agent. 10. Способ по п.9, отличающийся тем, что зародышеобразователем является воск и/или тальк.10. The method according to claim 9, characterized in that the nucleating agent is wax and / or talc. 11. Применение способных расширяться, имеющих форму гранулята полиолефиновых полимеризатов по п.1 для получения пенопластов.11. The use of expandable, granular polyolefin polymerizates according to claim 1 for the production of foams.
RU2002113170/04A 1999-10-20 2000-10-10 Granulated olefin polymer able for expanding and method for its preparing RU2290417C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19950420A DE19950420A1 (en) 1999-10-20 1999-10-20 Particulate expandable olefin polymerizate, useful in preparation of foamed materials, has specified properties and comprises halogen-free propellant
DE19950420.2 1999-10-20

Publications (2)

Publication Number Publication Date
RU2002113170A true RU2002113170A (en) 2003-11-10
RU2290417C2 RU2290417C2 (en) 2006-12-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2002113170/04A RU2290417C2 (en) 1999-10-20 2000-10-10 Granulated olefin polymer able for expanding and method for its preparing

Country Status (20)

Country Link
US (2) US6448300B1 (en)
EP (1) EP1228127B1 (en)
JP (1) JP4680461B2 (en)
KR (1) KR100661035B1 (en)
CN (1) CN1159369C (en)
AT (1) ATE304032T1 (en)
AU (1) AU7917500A (en)
BR (1) BR0014892B1 (en)
CA (1) CA2388134C (en)
CZ (1) CZ296408B6 (en)
DE (2) DE19950420A1 (en)
ES (1) ES2248132T3 (en)
HU (1) HU226798B1 (en)
MX (1) MXPA02003215A (en)
MY (1) MY125351A (en)
NO (1) NO327228B1 (en)
PL (1) PL202081B1 (en)
RU (1) RU2290417C2 (en)
TW (1) TW527387B (en)
WO (1) WO2001029119A1 (en)

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