Title:
RESIN GUARDRAIL
Document Type and Number:
WIPO Patent Application WO/2020/101201
Kind Code:
A2
Abstract:
The present invention relates to a resin guardrail which comprises a resin composition comprising polyvinyl chloride (PVC) and acrylonitrile-butadiene-styrene (ABS) and which is fixed to a vertical post, the resin guardrail being produced by extrusion-molding a resin composition comprising polyvinyl chloride (PVC) and acrylonitrile-butadiene-styrene (ABS), wherein the resin composition has, mixed therein, 1-10 parts by weight of microcapsules, containing acrylic acid (CH2=CHCOOH), hydrogen peroxide (H2O2), lithium nitrate trihydrate (LiNO3·3H2O), and acrylonitrile (CH2CHCN), relative to 100 parts by weight of a resin mixture obtained by mixing a PVC compound and an ABS compound at a weight ratio of 50:50 to 90:10, and thus the resin guardrail has improved durability and impact resistance.
Inventors:
YU CHEOL (KR)
Application Number:
PCT/KR2019/013925
Publication Date:
May 22, 2020
Filing Date:
October 23, 2019
Export Citation:
Assignee:
CARIS CO LTD (KR)
YU CHEOL (KR)
YU CHEOL (KR)
International Classes:
E01F15/04; C08K3/20; C08K3/28; C08K5/09; C08K5/20; C08K9/10; C08K13/02; C08L27/06; C08L55/02
Foreign References:
| KR100466411B1 | 2005-01-13 | |||
| KR100897583B1 | 2009-05-14 | |||
| KR101312933B1 | 2013-10-14 | |||
| KR20100109080A | 2010-10-08 | |||
| KR101796261B1 | 2017-11-10 | |||
| KR101796263B1 | 2017-11-10 |
Other References:
See also references of EP 3680389A4
Attorney, Agent or Firm:
KIM, Seong Dae (KR)
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