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    Articles produced by thermoforming
    1.
    发明授权
    Articles produced by thermoforming 有权

    公开(公告)号：US09914832B2

    公开(公告)日：2018-03-13

    申请号：US15309711

    申请日：2015-04-29

    Applicant: BASF SE

    Inventor： Maximilian Lehenmeier ,  Gabriel Skupin ,  Martin Bussmann

    IPC: C08L67/02 ,  B65D43/00 ,  B65D75/36

    CPC classification number: C08L67/02 ,  B65D43/00 ,  B65D75/36 ,  C08K3/013 ,  C08L67/04 ,  C08L2201/08 ,  C08L2203/30 ,  C08L2205/025 ,  C08L2205/03

    Abstract: The present invention relates to an item produced by thermoforming, comprising: i) from 45 to 59% by weight, based on the total weight of components i to iv, of a biodegradable polyester comprising: i-a) from 90 to 100 mol %, based on components i-a to i-b, of succinic acid; i-b) from 0 to 10 mol %, based on components i-a to i-b, of one or more C6-C20 dicarboxylic acids; i-c) from 98 to 102 mol %, based on components i-a to i-b, of 1,3-propanediol or 1,4-butanediol; i-d) from 0.05 to 1% by weight, based on components i-a to i-c, of a chain extender or branching agent; ii) from 5 to 14% by weight, based on the total weight of components i to iv, of an aliphatic-aromatic polyester comprising: ii-a) from 30 to 70 mol %, based on components ii-a to ii-b, of a C6-C18-dicarboxylic acid; ii-b) from 30 to 70 mol %, based on components ii-a to ii-b, of terephthalic acid; ii-c) from 98 to 100 mol %, based on components ii-a to ii-b, of 1,3-propanediol or 1,4-butanediol; ii-d) from 0.05 to 1% by weight, based on components ii-a to ii-c, of a chain extender or branching agent; iii) from 15 to 24% by weight, based on the total weight of components i to iv, of polylactic acid; iv) from 10 to 35% by weight, based on the total weight of components i to iv, of at least one mineral filler; where the following applies to the compounded material comprising components i to iv: the ratio of component i to component iii in the compounded material is from 2.2 to 3.2, and the MVR of the compounded material is from 1 to 10 cm3/10 min in accordance with DIN EN 1133-1 of Mar. 1, 2012 (190° C., 2.16 kg).

    BIODEGRADABLE POLYESTER MIXTURE
    2.
    发明申请
    BIODEGRADABLE POLYESTER MIXTURE 有权
    可生物降解聚酯混合物

    公开(公告)号：US20140134363A1

    公开(公告)日：2014-05-15

    申请号：US14074772

    申请日：2013-11-08

    Applicant: BASF SE

    Inventor： Xin Yang ,  Jörg Auffermann ,  Carsten Sinkel ,  Jerome Lohmann ,  Robert Loos ,  Gabriel Skupin ,  Andreas Künkel ,  Lars Börger

    IPC: C08L67/03

    CPC classification number: C08L67/02 ,  B29C65/00 ,  B29D22/00 ,  B29D23/00 ,  B32B1/08 ,  C08G63/00 ,  C08J5/18 ,  C08K3/00 ,  C08K3/26 ,  C08K3/34 ,  C08L67/00 ,  C08L67/03 ,  Y10T428/1345 ,  Y10T428/1397 ,  Y10T428/24314 ,  Y10T428/249921 ,  Y10T442/10 ,  Y10T442/3171 ,  Y10T442/642

    Abstract: Disclosed is a biodegradable polyester mixture comprising 45 to 95 wt %, based on the total weight of polyester I and II, of a polyester I constructed from an aliphatic C9-C18 dicarboxylic acid or a C9-C18 dicarboxylic acid derivative; terephthalic acid or a terephthalic acid derivative; a C3-C6 diol; an at least trihydric alcohol; and a chain extender. The biodegradable polyester mixture further comprises 5 to 55 wt %, based on the total weight of polyester I and II, of a polyester II constructed from an aliphatic C4-C6 dicarboxylic acid or a C4-C6 dicarboxylic acid derivative; terephthalic acid or a terephthalic acid derivative; a C3-C6 diol; an at least trihydric alcohol; and a chain extender. The biodegradable polyester mixture further comprises 10 to 25 wt %, based on the total weight, of calcium carbonate; and 3 to 15 wt %, based on the total weight, of talc.

    Abstract translation: 公开了一种可生物降解的聚酯混合物，其包含基于聚酯I和II的总重量的45至95重量％的由脂族C 9 -C 18二羧酸或C 9 -C 18二羧酸衍生物构成的聚酯I; 对苯二甲酸或对苯二甲酸衍生物; C3-C6二醇; 至少三元醇; 和扩链剂。 基于聚酯I和II的总重量，可生物降解的聚酯混合物还包含5至55重量％的由脂族C 4 -C 6二羧酸或C 4 -C 6二羧酸衍生物构成的聚酯II; 对苯二甲酸或对苯二甲酸衍生物; C3-C6二醇; 至少三元醇; 和扩链剂。 可生物降解的聚酯混合物还包含基于总重量的10至25重量％的碳酸钙; 和基于总重量的3至15重量％的滑石。

    Injection-moulded article
    3.
    发明授权
    Injection-moulded article 有权

    公开(公告)号：US09914831B2

    公开(公告)日：2018-03-13

    申请号：US15309696

    申请日：2015-04-29

    Applicant: BASF SE

    Inventor： Maximillian Lehenmeier ,  Gabriel Skupin ,  Martin Bussmann

    IPC: C08L67/02 ,  B65D43/00 ,  B65D75/36

    CPC classification number: C08L67/02 ,  B65D43/00 ,  B65D75/36 ,  C08K3/013 ,  C08L67/04 ,  C08L2201/08 ,  C08L2205/025 ,  C08L2205/03

    Abstract: The present invention relates to an injection-molded item with HDT-B temperature of from 80 to 105° C. in accordance with DIN EN ISO 75-2:2004-09, comprising: i) from 47 to 59% by weight, based on the total weight of components i to iv, of a biodegradable aliphatic polyester; ii) from 3 to 14% by weight, based on the total weight of components i to iv, of an aliphatic-aromatic polyester; iii) from 15 to 24% by weight, based on the total weight of components i to iv, of polylactic acid; iv) from 10 to 35% by weight, based on the total weight of components i to iv, of at least one mineral filler; where the following applies to the compounded material comprising components i to iv: the ratio of component i to component iii in the compounded material is from 2.2 to 3.2, and the MVR of the compounded material is from 8 to 50 cm3/10 min in accordance with DIN EN 1133-1 of Mar. 1, 2012 (190° C., 2.16 kg).

    Aliphatic Polyester
    7.
    发明申请
    Aliphatic Polyester 有权
    脂肪族聚酯

    公开(公告)号：US20130214455A1

    公开(公告)日：2013-08-22

    申请号：US13848961

    申请日：2013-03-22

    Applicant: BASF SE

    Inventor： Kai Oliver Siegenthaler ,  Andreas Füßl ,  Gabriel Skupin ,  Motonori Yamamoto

    IPC: C08G63/16

    CPC classification number: C08G63/16 ,  C08G63/20 ,  C08G63/916 ,  C08K3/01 ,  C08K3/013 ,  C08K5/0008 ,  C08K5/0016 ,  C08L67/00 ,  C08L67/02 ,  C08L67/04 ,  C08L69/00 ,  C08L2666/02 ,  C08L2666/18 ,  C08L2666/14

    Abstract: A copolymer obtained by condensation of i) 90 to 99.5 mol %, based on components i) to ii), of succinic acid; ii) 0.5 to 10 mol %, based on components i) to ii), of azelaic acid, sebacic acid and/or brassylic acid; iii) 98 to 102 mol %, based on components i) to ii), of 1,3-propanediol or 1,4 butanediol, and iv) 0.01% to 5% by weight, based on the total weight of the components i) to ii), of a chain extender and/or crosslinker selected from the group consisting of an at least trihydric alcohol or an at least tribasic carboxylic acid.

    Abstract translation: 通过i）90至99.5mol％的缩合得到的共聚物，基于组分i）至ii）琥珀酸; ii）基于组分i）至ii）的0.5至10mol％的壬二酸，癸二酸和/或丁酸; iii）基于组分i）至ii）的98至102摩尔％的1,3-丙二醇或1,4-丁二醇，和iv）基于组分i）的总重量为0.01重量％至5重量％ 至ii），选自至少三元醇或至少三元羧酸的扩链剂和/或交联剂。

    Method for purifying an aliphatic polyester
    8.
    发明授权
    Method for purifying an aliphatic polyester 有权

    公开(公告)号：US11319407B2

    公开(公告)日：2022-05-03

    申请号：US16765857

    申请日：2018-11-15

    Applicant: BASF SE

    Inventor： Maximilian Lehenmeier ,  Norbert Effen ,  Gabriel Skupin ,  Rainer Naef

    IPC: C08G63/90 ,  C08G63/16

    Abstract: The present invention relates to a continuous process for purifying a chain-extended aliphatic polyester constructed from aliphatic dicarboxylic acids and aliphatic diols in a degassing apparatus, wherein the crude polyester is degassed for 3 to 30 minutes at a pressure of 0.01 to 5 mbar in the presence of 1% to 7% by weight, based on the total weight of the crude polyester, of an entraining agent.

    Nonwoven fabric
    9.
    发明授权
    Nonwoven fabric 有权

    公开(公告)号：US12134846B2

    公开(公告)日：2024-11-05

    申请号：US17436267

    申请日：2020-03-05

    Applicant: BASF SE

    Inventor： Gijsbrecht Jacobus Maria Habraken ,  Klaus Scheuermann ,  Gabriel Skupin ,  Jens-Uwe Schierholz

    IPC: D04H3/011 ,  D04H3/147 ,  D04H3/16

    Abstract: The present invention relates to a nonwoven fabric comprising continuous spunbonded bicomponent fibers which consist of: 0 to 95% by weight of an aromatic polyester (A) in a core; to 50% by weight of a polyester blend (B) containing a) 65 to 95% of an aromatic polyester (BA) and b) 5 to 35% by weight of an aliphatic-aromatic polyester (BB) with a glass temperature below 0° C. in a sheath surrounding the core; and 0 to 5% by weight of at least one additive (C); wherein the % by weight are based in each case on the total weight of the components (A) and (B) and optionally (C); and wherein the aromatic polyesters (A) and (BA) are selected from the group consisting of poly(ethylene terephthalate) and poly(butylene terephthalate).

    Biodegradable polyester mixture
    10.
    发明授权
    Biodegradable polyester mixture 有权

    公开(公告)号：US10526461B2

    公开(公告)日：2020-01-07

    申请号：US14441233

    申请日：2013-11-08

    Applicant: BASF SE

    Inventor： Xin Yang ,  Jörg Auffermann ,  Carsten Sinkel ,  Jerome Lohmann ,  Robert Loos ,  Gabriel Skupin ,  Andreas Künkel ,  Lars Börger

    IPC: C08J5/18 ,  C08L67/02 ,  C08K3/26 ,  C08K3/34 ,  C08L67/04 ,  C08K3/013

    Abstract: The invention relates to a biodegradable polyester mixture comprising: i) 71 to 91 wt %, based on the total weight of components i and ii, of a polyester I constructed from: a-1) 40 to 70 wt %, based on the total weight of components a and b, of an aliphatic C9-C16 dicarboxylic acid or of a C9-C16 dicarboxylic acid derivative; b-1) 30 to 60 wt %, based on the total weight of components a and b, of terephthalic acid or of a terephthalic acid derivative; c-1) 98 to 100 wt %, based on the total weight of components a and b, of a C3-C6 diol; d-1) 0 to 2 wt %, based on the total weight of components a and b, of an at least trihydric alcohol; e-1) 0 to 2 wt %, based on the total weight of components a to e, of a chain extender, and ii) 9 to 29 wt %, based on the total weight of components i and ii, of a polyester II constructed from: a-2) 40 to 70 wt %, based on the total weight of components a and b, of an aliphatic C4-C6 dicarboxylic acid or of a C4-C6 dicarboxylic acid derivative; b-2) 30 to 60 wt %, based on the total weight of components a and b, of terephthalic acid or of a terephthalic acid derivative; c-2) 98 to 100 wt %, based on the total weight of components a and b, of a C3-C6 diol; d-2) 0 to 2 wt %, based on the total weight of components a and b, of an at least trihydric alcohol; e-2) 0 to 2 wt %, based on the total weight of components a to e, of a chain extender.

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