Biodegradable sheet
    2.
    发明授权

    公开(公告)号:US11007758B2

    公开(公告)日:2021-05-18

    申请号:US16858738

    申请日:2020-04-27

    Applicant: Tipa Corp. LTD

    Abstract: Disclosed is a biodegradable sheet comprising at least one layer which is a direct contact layer, intended to successfully contact materials, such as liquids, while maintaining the mechanical properties of the sheet and to extend the biodegradable sheet shelf life. The direct contact layer may comprise a hydrophobic polymer selected from poly(epsilon-caprolactone) (PCL) polyhydroxybutyrate (PHB), Polydioxanone (PDO) polyglycolic acid (PGA), polybutylene succinate (PBS), polybutylene succinate adipate (PBSA), poly lactic acid (PLA), polybutylene adipate terphtalate (PBAT), polyhydroxyalkanoates (PHA), such as polyhydroxybutyrates (PHB), polyhydroxyvalerates (PHV), and polyhydroxybutyrate-hydroxyvalerate copolymers (PHBV) or any mixture thereof. The biodegradable sheet may further comprise surface treated nanoclay particles, PVOH grafted with a crosslinker and PBS or PBSA The first hydrophobic polymer is present in said at least one layer in an amount of about 30% w/w.

    BIODEGRADABLE SHEETS
    3.
    发明申请

    公开(公告)号:US20180281359A1

    公开(公告)日:2018-10-04

    申请号:US15521921

    申请日:2015-10-27

    Applicant: Tipa Corp. Ltd

    Abstract: The present invention relates to a biodegradable sheet comprising at least two polymer layers, wherein a first polymer layer comprises a mixture of at least two different biodegradable polymers selected from the group consisting of PLA, PCL, PBS and PBSA; and wherein a second polymer layer comprises a biodegradable polymer selected from the group consisting of PBS, PBSA, a mixture of PLA and PBS, and a mixture of PLA and PBSA.

    BIODEGRADABLE LAMINATED SHEETS
    4.
    发明公开

    公开(公告)号:US20230294348A1

    公开(公告)日:2023-09-21

    申请号:US18008977

    申请日:2021-06-10

    Applicant: TIPA CORP. LTD

    Inventor: Eli Lancry

    CPC classification number: B29C48/21 B29C48/022 B29K2067/046

    Abstract: Provided is a biodegradable laminated structure comprising a substrate and a tie layer, wherein said tie layer is selected from the group consisting of PBSA, PBS, PBAT and a mixture of PCL with PLA and combinations thereof. The laminated structure may comprise two, three, four, five or more layers and may be coated or uncoated.

    Biodegradable sheet
    5.
    发明授权

    公开(公告)号:US10239292B2

    公开(公告)日:2019-03-26

    申请号:US15030613

    申请日:2014-10-27

    Applicant: Tipa Corp. LTD

    Abstract: Disclosed is a biodegradable sheet comprising at least one layer which is a direct contact layer, intended to successfully contact materials, such as liquids, while maintaining the mechanical properties of the sheet and to extend the biodegradable sheet shelf life. The direct contact layer may comprise a hydrophobic polymer selected from poly(epsilon-caprolactone) (PCL) polyhydroxybutyrate (PHB), Polydioxanone (PDO) polyglycolic acid (PGA), polybutylene succinate (PBS), polybutylene succinate adipate (PBSA), poly lactic acid (PLA), polybutylene adipate terphtalate (PBAT), polyhydroxyalkanoates (PHA), such as polyhydroxybutyrates (PHB), polyhydroxyvalerates (PHV), and polyhydroxybutyrate-hydroxyvalerate copolymers (PHBV) or any mixture thereof. The biodegradable sheet may further comprise surface treated nanoclay particles, PVOH grafted with a crosslinker and PBS or PBSA The biodegradable sheet may further include at least one metalized, biodegradable, laminate layer.

    BIODEGRADABLE SHEETS
    8.
    发明申请

    公开(公告)号:US20200290328A1

    公开(公告)日:2020-09-17

    申请号:US16884072

    申请日:2020-05-27

    Applicant: Tipa Corp. Ltd

    Abstract: The present invention relates to a biodegradable sheet comprising at least two polymer layers, wherein a first polymer layer comprises a mixture of at least two different biodegradable polymers selected from the group consisting of PLA, PCL, PBS and PBSA; and wherein a second polymer layer comprises a biodegradable polymer selected from the group consisting of PBS, PBSA, a mixture of PLA and PBS, and a mixture of PLA and PBSA.

    BIODEGRADABLE SHEET
    9.
    发明申请
    BIODEGRADABLE SHEET 审中-公开

    公开(公告)号:US20200290327A1

    公开(公告)日:2020-09-17

    申请号:US16858738

    申请日:2020-04-27

    Applicant: Tipa Corp. LTD

    Abstract: Disclosed is a biodegradable sheet comprising at least one layer which is a direct contact layer, intended to successfully contact materials, such as liquids, while maintaining the mechanical properties of the sheet and to extend the biodegradable sheet shelf life. The direct contact layer may comprise a hydrophobic polymer selected from poly(epsilon-caprolactone) (PCL) polyhydroxybutyrate (PHB), Polydioxanone (PDO) polyglycolic acid (PGA), polybutylene succinate (PBS), polybutylene succinate adipate (PBSA), poly lactic acid (PLA), polybutylene adipate terphtalate (PBAT), polyhydroxyalkanoates (PHA), such as polyhydroxybutyrates (PHB), polyhydroxyvalerates (PHV), and polyhydroxybutyrate-hydroxyvalerate copolymers (PHBV) or any mixture thereof. The biodegradable sheet may further comprise surface treated nanoclay particles, PVOH grafted with a crosslinker and PBS or PBSA The first hydrophobic polymer is present in said at least one layer in an amount of about 30% w/w.

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