Title:
MODIFIED CONJUGATED DIENE-BASED POLYMER AND RUBBER COMPOSITION COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2021/085829
Kind Code:
A1
Abstract:
The present invention relates to a modified conjugated diene-based polymer, and a rubber composition comprising same. Provided is a modified conjugated diene-based polymer satisfying the following conditions: i) a Mooney viscosity of 75-100 (exclusive of 100) as measured at 110°C under the conditions of ASTM D1646; ii) a Mooney stress relaxation rate of at most 0.4 as measured at 110°C; iii) a weight average molecular weight of at least 750,000 g/mol; and iv) a molecular weight distribution (PDI; MWD) of 1.0-2.0.
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Inventors:
MUN MIN SIK (KR)
LEE RO MI (KR)
KIM HYUN JUN (KR)
KIM NO MA (KR)
LEE RO MI (KR)
KIM HYUN JUN (KR)
KIM NO MA (KR)
Application Number:
PCT/KR2020/011779
Publication Date:
May 06, 2021
Filing Date:
September 02, 2020
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08F236/04; B60C1/00; C08K3/04; C08K3/36; C08L9/00
Domestic Patent References:
| WO2016133202A1 | 2016-08-25 | |||
| WO2013077018A1 | 2013-05-30 |
Foreign References:
| KR101321316B1 | 2013-10-23 | |||
| KR20180084603A | 2018-07-25 | |||
| KR20190066573A | 2019-06-13 | |||
| KR101857392B1 | 2018-06-19 | |||
| KR20160172835A | 2016-12-16 |
Other References:
See also references of EP 3889194A4
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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