FI124410B - Menetelmä biohajoavan pakkausmateriaalin valmistamiseksi, biohajoava pakkausmateriaali ja siitä valmistettu pakkaus tai astia - Google Patents

Menetelmä biohajoavan pakkausmateriaalin valmistamiseksi, biohajoava pakkausmateriaali ja siitä valmistettu pakkaus tai astia Download PDF

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Publication number
FI124410B
FI124410B FI20126113A FI20126113A FI124410B FI 124410 B FI124410 B FI 124410B FI 20126113 A FI20126113 A FI 20126113A FI 20126113 A FI20126113 A FI 20126113A FI 124410 B FI124410 B FI 124410B
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Prior art keywords
packaging material
coating
layer
melt index
weight
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FI20126113A
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English (en)
Swedish (sv)
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FI20126113A (fi
Inventor
Kimmo Nevalainen
Ville Ribu
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Stora Enso Oyj
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Priority to FI20126113A priority Critical patent/FI124410B/fi
Application filed by Stora Enso Oyj filed Critical Stora Enso Oyj
Priority to NZ707871A priority patent/NZ707871A/en
Priority to AU2013336508A priority patent/AU2013336508B2/en
Priority to KR1020157013872A priority patent/KR102270133B1/ko
Priority to US14/438,139 priority patent/US10167594B2/en
Priority to PCT/FI2013/051015 priority patent/WO2014064340A1/en
Priority to CN201380067786.2A priority patent/CN104884257B/zh
Priority to EP13848212.0A priority patent/EP2911878B1/en
Priority to ES13848212T priority patent/ES2702600T3/es
Priority to PL13848212T priority patent/PL2911878T3/pl
Publication of FI20126113A publication Critical patent/FI20126113A/fi
Application granted granted Critical
Publication of FI124410B publication Critical patent/FI124410B/fi
Priority to US16/202,416 priority patent/US11434605B2/en

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    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
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    • D21H19/00—Coated paper; Coating material
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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ceramic Engineering (AREA)
  • Wood Science & Technology (AREA)
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  • Laminated Bodies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)

Claims (15)

1. Menetelmä biohajoavan pakkausmateriaalin valmistamiseksi, jossa kuitupohjaiselle substraatille ekstrudoidaan yksi tai useampia polymeeripinnoitekerroksia, jotka sisältävät ainakin yhden kerroksen, joka on polymeeriseosta, joka koostuu (i) 20 - 95 paino- %:sta polylaktidia (PLA), jolla on korkea sulaindeksi, joka on yli 35 g/10 min (210 °C; 2,16 kg), (ii) 5-80 paino- %:sta polybutyleenisukkinaattia (PBS) tai sen biohajoavaa johdannaista ja (iii) 0-5 paino- %:sta yhtä tai useampaa polymeeristä lisäainetta, jolloin seoksen komponentit sulatetaan ja sekoitetaan ekstruusiovaiheen yhteydessä.
2. Patenttivaatimuksen 1 mukainen menetelmä, tunnettu siitä, että mainittu seos koostuu (i) 30 - 60 paino- %:sta mainittua korkean sulaindeksin polylaktidia, (ii) 40 - 70 paino-%:sta polybutyleenisukkinaattia tai sen biohajoavaa johdannaista ja (iii) 0-5 wt-%:sta akryylikopolymeeriä.
3. Patenttivaatimuksen 1 tai 2 mukainen menetelmä, tunnettu siitä, että mainitun korkean sulaindeksin polylaktidin sulaindeksi on 50 - 100, edullisesti 70 - 85 g/10 min (210 °C; 2,16 kg).
4. Jonkin edellä olevista patenttivaatimuksista mukainen menetelmä, tunnettu siitä, että mainittua seosta ekstrudoidaan monikerrospinnoitteen uloimmaksi kuumasaumauskerrokseksi.
5. Jonkin edellä olevista patenttivaatimuksista mukainen menetelmä, tunnettu siitä, että mainittua seosta ekstrudoidaan monikerrospinnoitteen sisimmäksi adhesiivikerrokseksi.
6. Patenttivaatimusten 4 ja 5 mukainen menetelmä, tunnettu monikerrospinnoitteen, joka käsittää patenttivaatimuksessa 1 määriteltyä seosta olevan sisimmän kerroksen, keskikerroksen, joka sisältää polylaktidia, jolla on matala sulaindeksi, joka on 5 - 35 g/10 min (210 °C; 2,16 kg), ja patenttivaatimuksessa 1 määriteltyä seosta olevan uloimman kerroksen, koekstruusiosta.
7. Patenttivaatimuksen 6 mukainen menetelmä, tunnettu siitä, että samaa seosta ekstrudoidaan monikerrospinnoitteen sisimmäksi ja uloimmaksi kerrokseksi.
8. Jonkin patenttivaatimuksista 1 - 3 mukainen menetelmä, tunnettu siitä, että yksikerrospinnoite ekstrudoidaan suoraan kosketukseen kuitupohjaisen substraatin kanssa.
9. Jonkin edellä olevista patenttivaatimuksista mukainen menetelmä, tunnettu siitä, että konenopeus ekstruusiossa on ainakin 100 m/min, edullisesti ainakin 150 m/min, edullisemmin ainakin 200 m/min ja edullisimmin ainakin 250 m/min.
10. Biohajoava pakkausmateriaali, joka on valmistettu jonkin edellä olevan patenttivaatimuksen mukaisella menetelmällä ja käsittää kuitupohjaisen substraatin ja yhden tai useamman ekstrudoidun polymeeripinnoitekerroksen, jotka sisältävät ainakin yhden kerroksen, joka on polymeeriseosta, joka koostuu (i) 20 - 95 paino- %:sta polylaktidia, jolla on korkea sulamindeksi, joka on yli 35 g/10 min (210 °C; 2,16 kg), (ii) 5-80 paino- %:sta polybutyleenisukkinaattia tai sen biohajoavaa johdannaista ja (iii) 0-5 paino-%:sta yhtä tai useampaa polymeeristä lisäainetta.
11. Patenttivaatimuksen 10 mukainen pakkausmateriaali, joka käsittää kuitupohjaisen substraatin ja ekstrudoidun monikerrospinnoitteen, joka sisältää sisimmän ja uloimman kerroksen, jotka ovat seosta, joka koostuu (i) 30 - 60 paino- %:sta polylaktidia, jolla on korkea sulamisindeksi, joka on 50 - 100 g/10 min (210 °C; 2,16 kg), (ii) 40 - 70 paino- %:sta polybutyleenisukkinaattia tai sen johdannaista ja (iii) 0-5 paino-%:sta akryylikopolymeeriä, ja keskikerroksen, joka on polylaktidia, jolla on matala sulaindeksi, joka on 5 - 35 g/10 min (210 °C; 2,16 kg).
12. Juomakuppi pakkausmateriaalista, joka on valmistettu jonkin patenttivaatimuksista 1-9 mukaisella menetelmällä, tai patenttivaatimuksen 10 tai 11 mukaisesta pakkausmateriaalista, jolloin polymeeripinnoite on kupin sisäsivulla, joka on kosketuksissa nesteen kanssa.
13. Suljettu nestepakkaus pakkausmateriaalista, joka on valmistettu jonkin patenttivaatimuksista 1-9 mukaisella menetelmällä tai patenttivaatimuksen 10 tai 11 mukaisesta pakkausmateriaalista, jolloin polymeeripinnoite on pakkauksen sisäsivulla, joka on kosketuksissa nesteen kanssa.
14. Suljettu kartonkipakkaus jonkin patenttivaatimuksista 1-9 mukaisella menetelmällä valmistetusta pakkausmateriaalista tai patenttivaatimuksen 10 tai 11 mukaisesta pakkausmateriaalista, jolloin polymeeripinnoite on pakkauksen ulkosivulla.
15. Valmisruokaa varten oleva vuokapakkaus, joka on tehty jonkin patenttivaatimuksista 1-9 mukaisella menetelmällä valmistetusta pakkausmateriaalista tai patenttivaatimuksen 10 tai 11 mukaisesta pakkausmateriaalista.
FI20126113A 2012-10-26 2012-10-26 Menetelmä biohajoavan pakkausmateriaalin valmistamiseksi, biohajoava pakkausmateriaali ja siitä valmistettu pakkaus tai astia FI124410B (fi)

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FI20126113A FI124410B (fi) 2012-10-26 2012-10-26 Menetelmä biohajoavan pakkausmateriaalin valmistamiseksi, biohajoava pakkausmateriaali ja siitä valmistettu pakkaus tai astia
AU2013336508A AU2013336508B2 (en) 2012-10-26 2013-10-28 A method for manufacturing biodegradable packaging material, biodegradable packaging material and a package or a container made thereof
KR1020157013872A KR102270133B1 (ko) 2012-10-26 2013-10-28 생분해성 포장 재료의 제조방법, 생분해성 포장 재료 및 이로부터 제조된 패키지 또는 용기
US14/438,139 US10167594B2 (en) 2012-10-26 2013-10-28 Method for manufacturing biodegradable packaging material, biodegradable packaging material and a package or a container made thereof
NZ707871A NZ707871A (en) 2012-10-26 2013-10-28 A method for manufacturing biodegradable packaging material, biodegradable packaging material and a package or a container made thereof
PCT/FI2013/051015 WO2014064340A1 (en) 2012-10-26 2013-10-28 A method for manufacturing biodegradable packaging material, biodegradable packaging material and a package or a container made thereof
CN201380067786.2A CN104884257B (zh) 2012-10-26 2013-10-28 用于制造生物可降解包装材料的方法、生物可降解包装材料以及由其制成的包装或容器
EP13848212.0A EP2911878B1 (en) 2012-10-26 2013-10-28 A method for manufacturing biodegradable packaging material, biodegradable packaging material and a package or a container made thereof
ES13848212T ES2702600T3 (es) 2012-10-26 2013-10-28 Un método para fabricar material de envase biodegradable, material de envase biodegradable, y un envase o un recipiente hecho del mismo
PL13848212T PL2911878T3 (pl) 2012-10-26 2013-10-28 Sposób wytwarzania biodegradowalnego materiału opakowaniowego, biodegradowalny materiał opakowaniowy oraz wykonane z niego opakowanie lub pojemnik
US16/202,416 US11434605B2 (en) 2012-10-26 2018-11-28 Method for manufacturing biodegradable packaging material, biodegradable packaging material and a package or a container made thereof

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EP2911878A1 (en) 2015-09-02
WO2014064340A1 (en) 2014-05-01
KR20150082356A (ko) 2015-07-15
EP2911878B1 (en) 2018-10-10
KR102270133B1 (ko) 2021-06-29
US20190145049A1 (en) 2019-05-16
US11434605B2 (en) 2022-09-06
AU2013336508B2 (en) 2016-11-03
AU2013336508A1 (en) 2015-05-21
PL2911878T3 (pl) 2019-02-28
CN104884257A (zh) 2015-09-02
EP2911878A4 (en) 2016-06-29
CN104884257B (zh) 2018-04-20
FI20126113A (fi) 2014-04-27
US20150274367A1 (en) 2015-10-01
US10167594B2 (en) 2019-01-01
ES2702600T3 (es) 2019-03-04
NZ707871A (en) 2018-12-21

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