RU99113941A - NEW OLIGOMERIC ORGANOSILYLANPOLISULPHANES, THEIR APPLICATION IN RUBBER MIXTURES AND FOR THE MANUFACTURE OF FORMED PRODUCTS - Google Patents

NEW OLIGOMERIC ORGANOSILYLANPOLISULPHANES, THEIR APPLICATION IN RUBBER MIXTURES AND FOR THE MANUFACTURE OF FORMED PRODUCTS

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RU99113941A
RU99113941A RU99113941/04A RU99113941A RU99113941A RU 99113941 A RU99113941 A RU 99113941A RU 99113941/04 A RU99113941/04 A RU 99113941/04A RU 99113941 A RU99113941 A RU 99113941A RU 99113941 A RU99113941 A RU 99113941A
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denote
rubber
organosilane
oligomeric
paragraphs
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RU99113941/04A
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Russian (ru)
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RU2217446C2 (en
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Ханс-Детлеф Лугинсланд
Кристоф Батц-Зон
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Дегусса-Хюльс Акциенгезельшафт
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Claims (17)

1. Олигомерные органосиланполисульфаны, состоящие из структурных звеньев А, и/или В, и/или С, соединенных в любой линейной, разветвленной или циклической последовательности
Figure 00000001

где Y обозначает H, CN, -(CH2)nSiRR1R2;
n = 1-8,
R, R1, R2, R3 независимо друг от друга обозначают H, (C14)алкил, (C14)алкокси, галоген или OSiR1R2R3-группу,
x может обозначать среднестатистическое число 1-6;
z может обозначать среднестатистическое число 2-6;
o, p и q каждое могут обозначать целое положительное число в пределах 1-40 при o+p+q≥2<40, при условии, что в наличии имеется по меньшей мере одно структурное звено А или В.
1. Oligomeric organosilane polysulfanes, consisting of structural units A, and / or B, and / or C, connected in any linear, branched, or cyclic sequence
Figure 00000001

where Y denotes H, CN, - (CH 2 ) n SiRR 1 R 2 ;
n = 1-8,
R, R 1 , R 2 , R 3 independently of one another denote H, (C 1 -C 4 ) alkyl, (C 1 -C 4 ) alkoxy, halogen or OSiR 1 R 2 R 3 group,
x may denote the average number of 1-6;
z may denote an average number of 2-6;
o, p and q each can designate a positive integer in the range of 1-40 at o + p + q≥2 <40, provided that there is at least one structural unit A or B.
2. Олигомерные органосиланполисульфаны по п. 1, отличающиеся тем, что органосиланполисульфан содержит оба структурных звена А и В, когда Y обозначает -(CH2)nSiRR1R2, где R, R1 и R2 обозначают этокси, а n = 3, в количестве 50-85%, при этом x и z обозначают среднестатистическое число 2-4.2. Oligomeric organosilane polysulfanes according to claim 1, characterized in that organosilane polysulfan contains both structural units A and B when Y stands for - (CH 2 ) n SiRR 1 R 2 , where R, R 1 and R 2 denote ethoxy, and n = 3, in the amount of 50-85%, while x and z denote the average statistical number 2-4. 3. Олигомерные органосиланполисульфаны по п. 1 или 2, отличающиеся тем, что они состоят из структурных звеньев В и С, где R, R1, R2, R3, n, z, p и q имеют значение, указанное в п. 1.3. Oligomeric organosilane polysulfanes according to claim 1 or 2, characterized in that they consist of structural units B and C, where R, R 1 , R 2 , R 3 , n, z, p and q have the meaning specified in paragraph one. 4. Олигомерные органосиланполисульфаны по любому или нескольким предыдущим пунктам, отличающиеся тем, что они представляют собой смесь органосиланполисульфанов с различной длиной цепи. 4. Oligomeric organosilane polysulfanes according to any one or several preceding paragraphs, characterized in that they are a mixture of organosilane polysulfanes with different chain lengths. 5. Способ получения олигомерных органосиланполисульфанов по любому из предыдущих пп. 1-4, отличающийся тем, что соединение общей структурной формулы I
Figure 00000002

где Y обозначает H, CN, -(CH2)nSiRR1R2;
R, R1, R2 независимо друг от друга обозначают H, (С14)алкил, (С14)алкокси, галоген или OSiR1R2R3-группу,
а x может обозначать среднестатистическое число 1-6,
подвергают аутополимеризации необязательно в растворителе и/или необязательно в присутствии катализатора, при температуре реакции в интервале 0 - 150°С и с добавками воды или же в аналогичных условиях реакции сополимеризуют с соединением структурной формулы II
RR1R2R3Si
где R, R1, R2 и R3 независимо друг от друга обозначают H, (С14)алкил, (С14)алкокси, галоген или OSiR1R2R3-группу.
5. The method of obtaining oligomeric organosilane polysulfanes according to any one of the preceding paragraphs. 1-4, characterized in that the compound of general structural formula I
Figure 00000002

where Y denotes H, CN, - (CH 2 ) n SiRR 1 R 2 ;
R, R 1 , R 2 independently of one another denote H, (C 1 -C 4 ) alkyl, (C 1 -C 4 ) alkoxy, halogen or OSiR 1 R 2 R 3 group,
and x can denote the average number of 1-6,
subjected to autopolymerization, optionally in a solvent and / or optionally in the presence of a catalyst, at a reaction temperature in the range of 0-150 ° C and with water additives or, under similar reaction conditions, copolymerized with a compound of structural formula II
RR 1 R 2 R 3 Si
where R, R 1 , R 2 and R 3 independently of one another denote H, (C 1 -C 4 ) alkyl, (C 1 -C 4 ) alkoxy, halogen or OSiR 1 R 2 R 3 group.
6. Способ по п. 5, отличающийся тем, что в качестве серусодержащего кремнийорганического соединения бис (3-[триэтоксисилил]пропил)тетрасульфан сополимеризуют с пропилтриэтоксисиланом или диметилэтоксисиланом. 6. The method according to claim 5, characterized in that, as the sulfur-containing organosilicon compound, bis (3- [triethoxysilyl] propyl) tetrasulfan is copolymerized with propyltriethoxysilane or dimethylethoxysilane. 7. Олигомерные органосиланполисульфаны, получаемые по способу по п. 5 или 6. 7. Oligomeric organosilane polysulfan obtained by the method according to p. 5 or 6. 8. Применение олигомерных органосиланполисульфанов по любому или нескольким пп. 1-4 или 7 в каучуковых смесях. 8. The use of oligomeric organosilane polysulfanes according to any one or several paragraphs. 1-4 or 7 in rubber compounds. 9. Каучуковые смеси, содержащие в своем составе олигомерный органосиланполисульфан по любому из пп. 1-4 или 7. 9. Rubber mixture containing oligomeric organosilane polysulfan according to any one of paragraphs. 1-4 or 7. 10. Каучуковые смеси по п. 9, отличающиеся тем, что органосиланполисульфан применяют в количестве 0,1-15 мас.% в пересчете на количество используемого каучука. 10. Rubber mixtures according to claim. 9, characterized in that the organosilane polysulfan is used in an amount of 0.1-15 wt.%, Calculated on the amount of rubber used. 11. Каучуковые смеси по п. 9 или 10, отличающиеся тем, что органосиланполисульфан на 50-85% состоит из обоих структурных звеньев А и В, когда Y означает -(CH2)nSiRR1R2 где R, R1 и R2 означают этокси, а n = 3, при этом x и z обозначают среднестатистическое число 2-4.11. Rubber mixtures according to claim 9 or 10, characterized in that organosilane polysulfan is 50-85% composed of both structural units A and B, when Y means - (CH 2 ) n SiRR 1 R 2 where R, R 1 and R 2 means ethoxy, and n = 3, while x and z denote the average statistical number 2-4. 12. Каучуковые смеси по любому или нескольким предыдущим пп. 9-11, отличающиеся тем, что они содержат в своем составе синтетический каучук, кремниевую кислоту в качестве наполнителя и олигомерный органосиланполисульфан, получаемый полимеризацией бис(3-[триэтоксисилил]пропил)тетрасульфана или сополимеризацией бис(3-[триэтоксисилил]пропил)тетрасульфана и пропилтриэтоксисилана. 12. Rubber mixture according to any one or more of the preceding paragraphs. 9-11, characterized in that they contain synthetic rubber, silicic acid as a filler and oligomeric organosilane polysulfan obtained by polymerization of bis (3- [triethoxysilyl] propyl) tetrasulfan or by copolymerization of bis (3- [triethoxysilyl] propyl) tetrasulfane and propyl triethoxysilane. 13. Способ получения каучуковых смесей, содержащих в своем составе наряду с каучуком по меньшей мере еще один наполнитель, отличающийся тем, что используют один из олигомерных органосиланполисульфанов по любому из пп. 1-4 или 7. 13. The method of obtaining rubber mixtures containing in its composition along with rubber at least one more filler, characterized in that use one of the oligomeric organosilane polysulfanes according to any one of paragraphs. 1-4 or 7. 14. Формованные изделия, получаемые из каучуковой смеси по любому из пп. 9-12. 14. Molded products obtained from the rubber mixture according to any one of paragraphs. 9-12. 15. Формованные изделия по п. 14, отличающиеся тем, что они представляют собой пневматические шины. 15. Molded products according to claim 14, characterized in that they are pneumatic tires. 16. Формованные изделия по п. 14, отличающиеся тем, что они представляют собой беговые дорожки протекторов. 16. Molded products according to claim 14, characterized in that they are treadmills. 17. Применение каучуковых смесей по любому из пп. 9-12 для изготовления формованных изделий, прежде всего пневматических шин или беговых дорожек протекторов. 17. The use of rubber mixtures according to any one of paragraphs. 9-12 for the manufacture of molded products, especially pneumatic tires or treads treads.
RU99113941/04A 1998-06-10 1999-06-09 New oligomeric organosilanepolysulfanes, their application in rubber mixtures and for making molded articles RU2217446C2 (en)

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