Title:
BIODEGRADABLE COMPOSITION AND BIODEGRADABLE FILM
Document Type and Number:
WIPO Patent Application WO/2023/239191
Kind Code:
A1
Abstract:
Provided in the present invention are a biodegradable composition comprising polybutylene adipate terephthalate (PBAT), thermoplastic starch, and polybutylene adipate terephthalate (PBAT) grafted with starch maleate, and a biodegradable film.
Inventors:
PARK HYUNWOO (KR)
SHIM HONG SHIK (KR)
JEON KWANG SEOUNG (KR)
YUN HAESUNG (KR)
CHO BEOMSHIN (KR)
KANG SUNAH (KR)
KIM GI HONG (KR)
JE HWAHEON (KR)
SHIM HONG SHIK (KR)
JEON KWANG SEOUNG (KR)
YUN HAESUNG (KR)
CHO BEOMSHIN (KR)
KANG SUNAH (KR)
KIM GI HONG (KR)
JE HWAHEON (KR)
Application Number:
PCT/KR2023/007910
Publication Date:
December 14, 2023
Filing Date:
June 09, 2023
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08L67/04; C08J5/18; C08L3/02; C08L67/02
Foreign References:
| KR20210111185A | 2021-09-10 |
Other References:
HABLOT ELODIE; DEWASTHALE SUDHANWA; ZHAO YANJIE; ZHIGUAN YANG; SHI XIANGKE; GRAIVER DAN; NARAYAN RAMANI: "Reactive extrusion of glycerylated starch and starch–polyester graft copolymers", EUROPEAN POLYMER JOURNAL, PERGAMON PRESS LTD OXFORD, GB, vol. 49, no. 4, 27 December 2012 (2012-12-27), GB , pages 873 - 881, XP029001342, ISSN: 0014-3057, DOI: 10.1016/j.eurpolymj.2012.12.005
RAQUEZ JEAN‐MARIE, NABAR YOGARAJ, NARAYAN RAMANI, DUBOIS PHILIPPE: "In situ compatibilization of maleated thermoplastic starch/polyester melt‐blends by reactive extrusion", POLYMER ENGINEERING AND SCIENCE, BROOKFIELD CENTER., US, vol. 48, no. 9, 1 September 2008 (2008-09-01), US , pages 1747 - 1754, XP093114712, ISSN: 0032-3888, DOI: 10.1002/pen.21136
LACKNER MAXIMILIAN, IVANIČ FRANTIŠEK, KOVÁČOVÁ MÁRIA, CHODÁK IVAN: "Mechanical properties and structure of mixtures of poly(butylene-adipate-co-terephthalate) (PBAT) with thermoplastic starch (TPS)", INTERNATIONAL JOURNAL OF BIOBASED PLASTICS, vol. 3, no. 1, 1 January 2021 (2021-01-01), pages 126 - 138, XP093114713, ISSN: 2475-9651, DOI: 10.1080/24759651.2021.1882774
WOOTTHIKANOKKHAN J., KASEMWANANIMIT P., SOMBATSOMPOP N., KOSITCHAIYONG A., ISARANKURA NA AYUTTHAYA S., KAABBUATHONG N.: "Preparation of modified starch‐grafted poly(lactic acid) and a study on compatibilizing efficacy of the copolymers in poly(lactic acid)/thermoplastic starch blends", JOURNAL OF APPLIED POLYMER SCIENCE, JOHN WILEY & SONS, INC., US, vol. 126, no. S1, 25 October 2012 (2012-10-25), US , pages E388 - E395, XP093114715, ISSN: 0021-8995, DOI: 10.1002/app.36896
RAQUEZ JEAN‐MARIE, NABAR YOGARAJ, NARAYAN RAMANI, DUBOIS PHILIPPE: "In situ compatibilization of maleated thermoplastic starch/polyester melt‐blends by reactive extrusion", POLYMER ENGINEERING AND SCIENCE, BROOKFIELD CENTER., US, vol. 48, no. 9, 1 September 2008 (2008-09-01), US , pages 1747 - 1754, XP093114712, ISSN: 0032-3888, DOI: 10.1002/pen.21136
LACKNER MAXIMILIAN, IVANIČ FRANTIŠEK, KOVÁČOVÁ MÁRIA, CHODÁK IVAN: "Mechanical properties and structure of mixtures of poly(butylene-adipate-co-terephthalate) (PBAT) with thermoplastic starch (TPS)", INTERNATIONAL JOURNAL OF BIOBASED PLASTICS, vol. 3, no. 1, 1 January 2021 (2021-01-01), pages 126 - 138, XP093114713, ISSN: 2475-9651, DOI: 10.1080/24759651.2021.1882774
WOOTTHIKANOKKHAN J., KASEMWANANIMIT P., SOMBATSOMPOP N., KOSITCHAIYONG A., ISARANKURA NA AYUTTHAYA S., KAABBUATHONG N.: "Preparation of modified starch‐grafted poly(lactic acid) and a study on compatibilizing efficacy of the copolymers in poly(lactic acid)/thermoplastic starch blends", JOURNAL OF APPLIED POLYMER SCIENCE, JOHN WILEY & SONS, INC., US, vol. 126, no. S1, 25 October 2012 (2012-10-25), US , pages E388 - E395, XP093114715, ISSN: 0021-8995, DOI: 10.1002/app.36896
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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