RU2001129151A - TRANSPARENT (AS GLASS), IMPACT RESISTANT POLYSTYRENE ON THE BASIS OF BUTADIENE-STYROL BLOCK POLYMERS - Google Patents

TRANSPARENT (AS GLASS), IMPACT RESISTANT POLYSTYRENE ON THE BASIS OF BUTADIENE-STYROL BLOCK POLYMERS

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Publication number
RU2001129151A
RU2001129151A RU2001129151/04A RU2001129151A RU2001129151A RU 2001129151 A RU2001129151 A RU 2001129151A RU 2001129151/04 A RU2001129151/04 A RU 2001129151/04A RU 2001129151 A RU2001129151 A RU 2001129151A RU 2001129151 A RU2001129151 A RU 2001129151A
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block
blocks
copolymers according
branch
sequence
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RU2001129151/04A
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Russian (ru)
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RU2256670C2 (en
Inventor
Конрад КНОЛЬ
Вольфганг ФИШЕР
Херманн ГАУЗЕПОЛЬ
Йюрген КОХ
Йозеф ВЮНШ
Пауль НАЭГЕЛЕ
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Басф Акциенгезельшафт
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Priority claimed from DE19914075A external-priority patent/DE19914075A1/en
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Publication of RU2256670C2 publication Critical patent/RU2256670C2/en

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Claims (16)

1. Блоксополимеры, содержащие по меньшей мере два жестких блока S1 и S2 из винилароматических мономеров и по меньшей мере один лежащий между ними, статистический, мягкий блок B/S из винилароматических мономеров и диенов и с содержанием 1,2-винила в мягком блоке B/S менее 20%, отличающиеся тем, что доля жестких блоков составляет более 40 вес.% и более 40 об.%, в пересчете на весь блоксополимер.1. Block copolymers containing at least two rigid blocks S 1 and S 2 of vinyl aromatic monomers and at least one lying between them, a statistical, soft B / S block of vinyl aromatic monomers and dienes and with a content of 1,2-vinyl in soft block B / S less than 20%, characterized in that the share of hard blocks is more than 40 wt.% and more than 40 vol.%, in terms of the entire block copolymer. 2. Блоксополимеры по п.1, отличающиеся тем, что доля жестких блоков составляет от 54 - 74,35 вес.%, в пересчете на весь блоксополимер.2. The block copolymers according to claim 1, characterized in that the proportion of hard blocks is from 54 - 74.35 wt.%, In terms of the entire block copolymer. 3. Боксополимеры по п.1 или 2, отличающиеся тем, что они свободны от гомополимерного блока В из диенов.3. The box copolymers according to claim 1 or 2, characterized in that they are free from homopolymer block B from dienes. 4. Боксополимеры по одному из пп.1 - 3, отличающиеся тем, что молекулярный вес блока S1 лежит в пределах от 5000 до 30000 г/моль и молекулярный вес блока S2 составляет более 35000 г/моль.4. Box copolymers according to one of claims 1 to 3, characterized in that the molecular weight of the S 1 block is in the range from 5,000 to 30,000 g / mol and the molecular weight of the S 2 block is more than 35,000 g / mol. 5. Боксополимеры по одному из пп.1 - 4, отличающиеся тем, что по меньшей мере два статистических мягких блока (B/S)1 или (B/S)2 с различными относительными долями винилароматических мономеров расположены между жесткими блоками S1 и S2.5. Box copolymers according to one of claims 1 to 4, characterized in that at least two statistical soft blocks (B / S) 1 or (B / S) 2 with different relative proportions of vinyl aromatic monomers are located between the hard blocks S 1 and S 2 . 6. Боксополимеры по одному из пп.1 - 4, отличающиеся тем, что блоксополимеры имеют звездообразную структуру с по меньшей мере одной ветвью с последовательностью блоков S1-(B/S) и одной ветвью с последовательностью блоков S2-(B/S).6. Box copolymers according to one of claims 1 to 4, characterized in that the block copolymers have a star-shaped structure with at least one branch with a sequence of blocks S 1 - (B / S) and one branch with a sequence of blocks S 2 - (B / S ) 7. Боксополимеры по одному из пп.1 - 4, отличающиеся тем, что блоксополимеры имеют звездообразную структуру с по меньшей мере одной ветвью с последовательностью блоков S1-(B/S)-S3 и по меньшей мере одной ветвью с последовательностью блоков S2-(В/S)-S3, причем S3 представляет собой еще один жесткий блок из винилароматических мономеров.7. Box copolymers according to one of claims 1 to 4, characterized in that the block copolymers have a star-shaped structure with at least one branch with a sequence of blocks S 1 - (B / S) -S 3 and at least one branch with a sequence of blocks S 2 - (B / S) -S 3 , wherein S 3 is another rigid block of vinyl aromatic monomers. 8. Боксополимеры по одному из пп.1 - 5, отличающиеся тем, что блоксополимеры имеют звездообразную структуру с по меньшей мере одной ветвью с последовательностью блоков S1-(B/S)1-(B/S)2 и по меньшей мере одной ветвью с последовательностью блоков S2-(B/S)1-(B/S)2 и молярное соотношение винилароматического мономера к диену S/B в блоке (B/S)1 лежит в диапазоне от 0,5 до 2 и в блоке (В/S)2 оно составляет менее 0,5.8. Box copolymers according to one of claims 1 to 5, characterized in that the block copolymers have a star-shaped structure with at least one branch with a sequence of blocks S 1 - (B / S) 1 - (B / S) 2 and at least one a branch with a sequence of blocks S 2 - (B / S) 1 - (B / S) 2 and the molar ratio of vinyl aromatic monomer to diene S / B in block (B / S) 1 lies in the range from 0.5 to 2 and in block (B / S) 2 it is less than 0.5. 9. Боксополимеры по одному из пп.1 - 5, отличающиеся тем, что они имеют звездообразную структуру с по меньшей мере одной ветвью с последовательностью блоков S1-(B/S)1-(B/S)2-S3 и по меньшей мере одной ветвью с последовательностью блоков S2-(B/S)1-(B/S)2-S3 и молярное соотношение винилароматического блока к диену S/B в блоке (B/S)1 лежит в пределах от 0,5 до 2 и в блоке (В/S)2 ниже 0,5.9. Box copolymers according to one of claims 1 to 5, characterized in that they have a star-shaped structure with at least one branch with a sequence of blocks S 1 - (B / S) 1 - (B / S) 2 -S 3 and at least one branch with a sequence of blocks S 2 - (B / S) 1 - (B / S) 2 -S 3 and the molar ratio of vinyl aromatic block to diene S / B in the block (B / S) 1 lies in the range from 0, 5 to 2 and in block (B / S) 2 below 0.5. 10. Боксополимеры по одному из пп.1 - 5, отличающиеся тем, что блоксополимеры имеют линейную структуру S1(B/S)1-(B/S)2-S2 и молярное соотношение винилароматического мономера к диену S/B в блоке (B/S)1 составляет менее 0,25 и в блоке (В/S)2 оно лежит в пределах от 0,5 до 2.10. Box copolymers according to one of claims 1 to 5, characterized in that the block copolymers have a linear structure S 1 (B / S) 1 - (B / S) 2 -S 2 and a molar ratio of vinyl aromatic monomer to S / B diene in the block (B / S) 1 is less than 0.25 and in the (B / S) 2 block it is in the range of 0.5 to 2. 11. Полимерная смесь из блоксополимеров по одному из пп.1 - 10 и других стирольных полимеров.11. The polymer mixture of block copolymers according to one of claims 1 to 10 and other styrene polymers. 12. Способ получения блоксополимеров по одному из пп.1 - 10, отличающийся тем, что блоксополимеры образуют последовательной анионной полимеризацией, причем по меньшей мере полимеризацию мягкого блока (B/S) осуществляют в присутствии соли калия.12. The method of producing block copolymers according to one of claims 1 to 10, characterized in that the block copolymers form sequential anionic polymerization, at least the polymerization of the soft block (B / S) is carried out in the presence of a potassium salt. 13. Способ получения блоксополимеролв по п.12, отличающийся тем, что молярное соотношение анионного инициатора полимеризации к соли калия выбирают в пределах от 10:1 до 100:1.13. The method of producing block copolymer according to claim 12, characterized in that the molar ratio of the anionic polymerization initiator to the potassium salt is selected in the range from 10: 1 to 100: 1. 14. Способ получения блоксополимеров по п.12, отличающийся тем, что в качестве соли калия применяют алкоголят калия третичного спирта с по меньшей мере 5 атомами углерода.14. The method of producing block copolymers according to claim 12, characterized in that a potassium alcoholate of tertiary alcohol with at least 5 carbon atoms is used as the potassium salt. 15. Способ получения блоксополимеров по одному из пп.12 - 14, отличающийся тем, что в качестве соли калия применяют 2-метилбутанолят калия, 2,2-диметил-1-пропанолят калия, 2,3-диметил-3-пентанолят калия, 3,7-диметил-3-октанолят калия или 3-этил-3-пентанолят калия.15. The method of producing block copolymers according to one of paragraphs.12 to 14, characterized in that the potassium salt used is potassium 2-methylbutanolate, potassium 2,2-dimethyl-1-propanolate, potassium 2,3-dimethyl-3-pentanolate, Potassium 3,7-dimethyl-3-octanolate or potassium 3-ethyl-3-pentanolate. 16. Применение блоксополимеров или полимерных смесей по пп.1 - 11 для получения волокон, пленок и формованных элементов.16. The use of block copolymers or polymer mixtures according to claims 1 to 11 for the production of fibers, films and molded elements.
RU2001129151/04A 1999-03-27 2000-03-23 Transparent (like glass) high-impact polysterene on base of butadiene-styrene block copolymers RU2256670C2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19914075.8 1999-03-27
DE19914075A DE19914075A1 (en) 1999-03-27 1999-03-27 Transparent high-impact styrene-butadiene block copolymers comprises at least two hard blocks and a soft block with a low 1,2-vinyl content for improved thermal stability
US09/471,288 1999-12-23
US09/471,288 US6521712B1 (en) 1999-03-27 1999-12-23 Glass-clear impact-modified polystyrene based on styrene-butadiene block copolymers

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RU2001129151A true RU2001129151A (en) 2003-12-27
RU2256670C2 RU2256670C2 (en) 2005-07-20

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DE (3) DE19914075A1 (en)
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