Title:
BIODEGRADABLE RESIN COMPOSITION AND BIODEGRADABLE ARTICLE MANUFACTURED THEREFROM
Document Type and Number:
WIPO Patent Application WO/2018/056539
Kind Code:
A1
Abstract:
The present invention relates to a biodegradable resin composition and a biodegradable article manufactured therefrom, the biodegradable resin composition comprising: a base resin composition; a plasticizer; and a compatibilizer, the base resin composition comprising (a) 20-30 wt% of poly lactic acid (PLA), (b) 60-70 wt% of at least one biodegradable polyester resin selected from the group consisting of aliphatic polyester resins, excluding the PLA, and aliphatic/aromatic polyester resins, (c) 3-10 wt% of calcium carbonate (CaCO3), and (d) 3-10 wt% of titanium dioxide (TiO2), wherein (e) the sum of the contents of calcium carbonate and titanium dioxide is 10-20 wt%. The biodegradable resin composition comprising polylactic acid according to the present invention can produce a biodegradable article which has improved whiteness and hiding power and reduced gloss while having excellent tensile strength, tensile elongation, and tearing strength.
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Inventors:
KIM HEE SOO (KR)
KANG GYUNG DON (KR)
KIM YE JIN (KR)
CHUN JONG PIL (KR)
YOON KI CHULL (KR)
KANG GYUNG DON (KR)
KIM YE JIN (KR)
CHUN JONG PIL (KR)
YOON KI CHULL (KR)
Application Number:
PCT/KR2017/003780
Publication Date:
March 29, 2018
Filing Date:
April 06, 2017
Export Citation:
Assignee:
LOTTE FINE CHEMICAL CO LTD (KR)
International Classes:
C08L67/04; C08G63/08; C08J5/18; C08K3/22; C08K3/26; C08K5/00; C08L67/02
Foreign References:
| KR20140058575A | 2014-05-14 | |||
| KR20160092865A | 2016-08-05 | |||
| KR20110081235A | 2011-07-13 | |||
| KR20110103898A | 2011-09-21 | |||
| KR20150023001A | 2015-03-04 |
Attorney, Agent or Firm:
TNI IP LAW FIRM (KR)
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