METHOD FOR PRODUCING POLYMER MIXTURES
    7.
    发明申请
    METHOD FOR PRODUCING POLYMER MIXTURES 审中-公开
    生产聚合物混合物的方法

    公开(公告)号:US20110309539A1

    公开(公告)日:2011-12-22

    申请号:US13254086

    申请日:2010-03-01

    IPC分类号: B29B9/10

    摘要: The present invention relates to a process for the production of polymer mixtures of i) polypropylene carbonate and ii) at least one further polymer, including the following steps: (a) reaction of propylene carbonate with carbon dioxide in the presence of a zinc catalyst, cobalt catalyst, or lanthanoid catalyst—in excess propylene carbonate or in an aprotic non-water-miscible solvent, (b) addition of an aqueous acidic solution to the reaction mixture after termination of the reaction, (c) removal of the aqueous phase, (d) optionally washing of the remaining organic phase with water, (e) addition of polymer component ii), (f) degassing and drying of the resultant polymer mixture and optionally removal of the aprotic, non-water-miscible solvent, and (g) pelletization of the polymer melt.

    摘要翻译: 本发明涉及一种制备i)聚丙烯碳酸酯和ii)至少一种其它聚合物的聚合物混合物的方法,包括以下步骤:(a)在锌催化剂存在下碳酸亚丙酯与二氧化碳的反应, 钴催化剂或镧系催化剂 - 过量碳酸亚丙酯或非质子非水混溶性溶剂中,(b)在反应终止后向反应混合物中加入酸性水溶液,(c)除去水相, (d)任选地用水洗涤剩余的有机相,(e)加入聚合物组分ii),(f)将所得聚合物混合物脱气和干燥,并任选地除去非质子非水混溶性溶剂,和 g)聚合物熔体的造粒。

    Biologically-degradable polyester mixture
    8.
    发明授权
    Biologically-degradable polyester mixture 有权
    生物降解聚酯混合物

    公开(公告)号:US08003731B2

    公开(公告)日:2011-08-23

    申请号:US11813600

    申请日:2005-12-31

    IPC分类号: C08L67/08

    摘要: The invention relates to biodegradable polyester mixture, comprising i) from 5 to 80% by weight, based on the total weight of components i to ii, of at least one polyester based on aliphatic and aromatic dicarboxylic acids and on aliphatic dihydroxy compounds, and ii) from 20 to 95% by weight, based on the total weight of components i to ii, of at least one biodegradable homo- or copolyester selected from the group consisting of polylactide, polycaprolactone, polyhydroxyalkanoates, and polyesters composed of aliphatic dicarboxylic acids and of aliphatic diols, and iii) from 0.1 to 15% by weight, based on the total weight of components i to ii, a) of a copolymer containing epoxy groups and based on styrene, acrylate, and/or methacrylate, b) of a bisphenol A epoxide, or c) of a fatty acid amide or fatty acid ester or natural oil containing epoxy groups; and iv) from 0 to 15% by weight of additive; and v) from 0 to 50% by weight of inorganic or organic filler, and also to processes for their preparation and a method for their use.

    摘要翻译: 本发明涉及可生物降解的聚酯混合物,其包含i)5-80重量%,基于组分i至ii的至少一种基于脂族和芳族二羧酸的聚酯和脂族二羟基化合物的组分i至ii的总重量,ii )20至95重量%,基于组分i至ii的至少一种可生物降解的均聚物或共聚酯的组分i至ii的总重量,其选自聚丙交酯,聚己内酯,聚羟基链烷酸酯和由脂族二羧酸组成的聚酯和 脂肪族二醇,和iii)0.1至15重量%,基于组分i至ii的总重量,a)包含环氧基并基于苯乙烯,丙烯酸酯和/或甲基丙烯酸酯的共聚物,b)双酚 脂肪酸酰胺或脂肪酸酯或环氧基的天然油的环氧化物或c); 和iv)0至15重量%的添加剂; 和v)0至50重量%的无机或有机填料,以及其制备方法及其使用方法。

    BIODEGRADABLE POLYMER MIXTURE
    9.
    发明申请
    BIODEGRADABLE POLYMER MIXTURE 有权
    生物可降解聚合物混合物

    公开(公告)号:US20110178196A1

    公开(公告)日:2011-07-21

    申请号:US13121298

    申请日:2009-09-21

    IPC分类号: C08L63/00 C08L3/00

    摘要: The present invention relates to biodegradable polymer mixtures comprising i) 40% to 95% by weight, based on the total weight of components i to ii, of at least one polyester based on aliphatic or aliphatic and aromatic dicarboxylic acids and aliphatic dihydroxy compounds; ii) 5% to 60% by weight, based on the total weight of said components i to ii, of polyalkylene carbonate, particularly polypropylene carbonate; iii) 0% to 60% by weight, based on the total weight of said components i to iii, of at least one biodegradable homo- or copolyester selected from the group consisting of polylactic acid, polycaprolactone and polyhydroxyalkanoate, and/or of an inorganic or organic filler; iv) 0% to 10% by weight, based on the total weight of said components i to ii, of an epoxy-containing copolymer based on styrene, acrylic ester and/or methacrylic ester, and v) 0% to 15% by weight of an additive selected from the group consisting of lubricant, antiblocking agent, antistat, UV absorber, UV stabilizer, thermal stabilizer, dye, pigment, colorant, plasticizer, fertilizer and active crop protection ingredient. The present invention further relates to processes for producing biodegradable polymer mixtures, to the use of biodegradable polymer mixtures in the production of moldings, films or fibers and also moldings, films or fibers comprising biodegradable polymer mixtures.

    摘要翻译: 本发明涉及可生物降解的聚合物混合物,其包含i)基于脂族或脂族和芳族二羧酸和脂族二羟基化合物的至少一种聚酯的基于组分i至ii的总重量的40重量%至95重量% ii)5重量%至60重量%,基于所述组分i至ii的总重量,聚碳酸亚烷基酯,特别是聚碳酸丙烯酯; iii)基于所述组分i至iii的至少一种选自聚乳酸,聚己酸内酯和聚羟基链烷酸酯的至少一种可生物降解的均聚物或共聚酯的总重量为0重量%至60重量%,和/或无机 或有机填料; iv)基于苯乙烯,丙烯酸酯和/或甲基丙烯酸酯的基于环氧基的共聚物,基于所述组分i至ii的总重量,0重量%至10重量%,和v)0重量%至15重量% 选自润滑剂,防粘连剂,抗静电剂,UV吸收剂,UV稳定剂,热稳定剂,染料,颜料,着色剂,增塑剂,肥料和活性作物保护成分的添加剂。 本发明还涉及用于生产可生物降解的聚合物混合物的方法,在生产模制品,薄膜或纤维中使用可生物降解的聚合物混合物,以及包含可生物降解的聚合物混合物的模制品,薄膜或纤维。

    Biodegradable Polyester Mixture
    10.
    发明申请
    Biodegradable Polyester Mixture 审中-公开
    可生物降解聚酯混合物

    公开(公告)号:US20080161449A1

    公开(公告)日:2008-07-03

    申请号:US10567107

    申请日:2004-08-04

    IPC分类号: C08K5/10 C08L1/02 C08L3/02

    摘要: The present invention relates to biodegradable polyester mixtures comprising from 5% to 80% by weight, based on the total weight of components i to ii, of at least one polyester based on aliphatic and aromatic dicarboxylic acids and an aliphatic dihydroxy compound (component i) and from 20% to 95% by weight, based on the total weight of components i to ii, of at least one renewable raw material (component ii) and from 0.1% to 15% by weight, based on the total weight of components i to ii, of a component iii which is capable of forming covalent bonds with both component i and component ii. The present invention further relates to processes for producing biodegradable polyester mixtures, to the use of biodegradable polyester mixtures for producing blends, moldings, films, sheets or fibers and also to blends, moldings, films, sheets or fibers comprising biodegradable polyester mixtures.

    摘要翻译: 本发明涉及可生物降解的聚酯混合物,其包含基于组分i至ii的至少一种基于脂族和芳族二羧酸的聚酯和脂族二羟基化合物(组分i)的5重量%至80重量% 和基于组分i至ii的总重量的20重量%至95重量%的至少一种可再生原料(组分ii)和0.1至15重量%,基于组分i 至ii,能够与组分i和组分ii形成共价键的组分iii。 本发明还涉及用于生产可降解的聚酯混合物的方法,使用可生物降解的聚酯混合物来生产共混物,模制品,薄膜,片材或纤维,还涉及包含可生物降解的聚酯混合物的共混物,模制品,薄膜,片材或纤维。