RU99128077A - HIGH STRENGTH POLYMER COMPOSITION - Google Patents

HIGH STRENGTH POLYMER COMPOSITION

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Publication number
RU99128077A
RU99128077A RU99128077/04A RU99128077A RU99128077A RU 99128077 A RU99128077 A RU 99128077A RU 99128077/04 A RU99128077/04 A RU 99128077/04A RU 99128077 A RU99128077 A RU 99128077A RU 99128077 A RU99128077 A RU 99128077A
Authority
RU
Russia
Prior art keywords
composition
copolymers
composition according
block
vinylarene
Prior art date
Application number
RU99128077/04A
Other languages
Russian (ru)
Other versions
RU2237687C2 (en
Inventor
Серджо КУСТРО
Клаудио Кавалло
Кристина ГОББИ
Original Assignee
ЭНИКЕМ С.п.А.
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 IT1998MI002769A external-priority patent/IT1304497B1/en
Application filed by ЭНИКЕМ С.п.А. filed Critical ЭНИКЕМ С.п.А.
Publication of RU99128077A publication Critical patent/RU99128077A/en
Application granted granted Critical
Publication of RU2237687C2 publication Critical patent/RU2237687C2/en

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Claims (1)

1. Высокопрозрачная композиция, по существу состоящая из:
(1) 30 - 95% полистирола,
(2) 70 - 5% композиции блоксополимеров виниларена и сопряженного диена,
причем сумма процентов (1) и (2) равна 100, высокопрозрачная композиция (2) по существу состоит из:
(2а) 30 - 60 мас.% сополимеров с линейной структурой;
(2б) 70 - 40 мас.% сополимеров с разветвленной структурой;
среднемассовая мол. мас. вышеописанной композиции (2) находится в интервале от 30000 до 400000, предпочтительно от 50000 до 200000.1. A highly transparent composition essentially consisting of:
(1) 30 to 95% polystyrene,
(2) 70 to 5% of the composition of block copolymers of vinylarene and conjugated diene,
wherein the sum of percent (1) and (2) is 100, the highly transparent composition (2) essentially consists of:
(2a) 30-60 wt.% Copolymers with a linear structure;
(2b) 70 to 40 wt.% Copolymers with a branched structure;
mass average mol. wt. the above composition (2) is in the range from 30,000 to 400,000, preferably from 50,000 to 200,000. 2. Композиция по п.1, в которой содержится от 50 до 90% полистирола (1) и от 50 до 10% полимерной композиции (2). 2. The composition according to claim 1, which contains from 50 to 90% polystyrene (1) and from 50 to 10% of the polymer composition (2). 3. Композиция по п.1, в которой композиция (2) по существу состоит из:
(2а) от 35 до 50% сополимеров с линейной структурой;
(2b) от 65 до 50% сополимеров с разветвленной структурой;
4. Композиция по п.1, в которой виниларен представляет собой стирол, а сопряженный диен представляет собой С4- или C5-диен.3. The composition according to claim 1, in which the composition (2) essentially consists of:
(2a) from 35 to 50% of linear copolymers;
(2b) from 65 to 50% of branched copolymers;
4. The composition of claim 1, wherein the vinylarene is styrene and the conjugated diene is a C 4 or C 5 diene. 5. Композиция по п.4, в которой сопряженный диен представляет собой бутадиен. 5. The composition according to claim 4, in which the conjugated diene is butadiene. 6. Композиция по п.1, в которой массовое содержание виниларена в композиции блоксополимеров (2) составляет от 50 до 70%. 6. The composition according to claim 1, in which the mass content of vinylarene in the composition of block copolymers (2) is from 50 to 70%. 7. Композиция по п.6, в которой массовое содержание виниларена в композиции блоксополимеров (2) составляет от 60 до 80%. 7. The composition according to claim 6, in which the mass content of vinylarene in the composition of block copolymers (2) is from 60 to 80%. 8. Композиция по п.1, в которой:
(i) Сополимеры с линейной структурой (2а) имеют структуру типа В-Т-А;
(ii) Сополимеры с разветвленной структурой (2b) имеют общую формулу (I):
Figure 00000001

где А - поливинилареновый блок;
b - мономерное звено сопряженного диена;
Т - статистический сополимер, состоящий из виниларена и сопряженного диена;
х - число мономерных звеньев, которые образуют полидиеновый блок В;
В - полидиеновый блок;
n и m - число разветвлений сополимера, причем сумма n+m находится в пределах от 1 до 5;
В-Т-А - это частично блочный сополимер, привитый на полидиеновую функциональную группу -(-b-)х- или на диеновые звенья статистического сополимера Т.8. The composition according to claim 1, in which:
(i) Copolymers with a linear structure (2a) have a structure of type B-T-A;
(ii) Branched copolymers (2b) have the general formula (I):
Figure 00000001

where A is a polyvinylarene block;
b is the monomer unit of the conjugated diene;
T is a statistical copolymer consisting of vinylarene and a conjugated diene;
x is the number of monomer units that form the polydiene block B;
B is a polydiene block;
n and m are the number of branches of the copolymer, and the sum of n + m is in the range from 1 to 5;
B-T-A is a partially block copolymer grafted onto the polydiene functional group - (- b-) x - or onto the diene units of statistical copolymer T. 9. Композиция по п.1, в которой полистирол представляет собой "кристаллический" полистирол. 9. The composition according to claim 1, in which the polystyrene is a "crystalline" polystyrene.
RU99128077A 1998-12-22 1999-12-22 Polymeric composition with high transparency RU2237687C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI98A002769 1998-12-22
IT1998MI002769A IT1304497B1 (en) 1998-12-22 1998-12-22 HIGH TRANSPARENCY POLYMERIC COMPOSITION.

Publications (2)

Publication Number Publication Date
RU99128077A true RU99128077A (en) 2001-09-27
RU2237687C2 RU2237687C2 (en) 2004-10-10

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RU99128077A RU2237687C2 (en) 1998-12-22 1999-12-22 Polymeric composition with high transparency

Country Status (18)

Country Link
US (1) US6867258B2 (en)
EP (1) EP1013712B1 (en)
JP (1) JP4672100B2 (en)
AT (1) ATE259859T1 (en)
BG (1) BG64287B1 (en)
CA (1) CA2292137C (en)
CZ (1) CZ300839B6 (en)
DE (1) DE69914869T2 (en)
ES (1) ES2215361T3 (en)
HR (1) HRP990390B1 (en)
HU (1) HU224707B1 (en)
IT (1) IT1304497B1 (en)
NO (1) NO321515B1 (en)
PL (1) PL196195B1 (en)
RU (1) RU2237687C2 (en)
SK (1) SK285482B6 (en)
TR (1) TR199903203A3 (en)
UA (1) UA69384C2 (en)

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EP2678400A4 (en) 2011-02-21 2015-11-18 Ross Technology Corp Superhydrophobic and oleophobic coatings with low voc binder systems
EP2791255B1 (en) 2011-12-15 2017-11-01 Ross Technology Corporation Composition and coating for superhydrophobic performance
BR112014032676A2 (en) * 2012-06-25 2017-06-27 Ross Tech Corporation elastomeric coatings that have hydrophobic and / or oleophobic properties
WO2015041326A1 (en) * 2013-09-20 2015-03-26 Ｐｓジャパン株式会社 Vinyl aromatic hydrocarbon polymer composition and method for producing vinyl aromatic hydrocarbon polymer composition
TW201527067A (en) * 2013-09-20 2015-07-16 Ps Japan Corp Extrude foam body and container
JP6258088B2 (en) * 2014-03-17 2018-01-10 Ｐｓジャパン株式会社 Biaxially stretched sheet
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