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    • 51. 发明申请
    • COATING COMPOSITION
    • 涂料组合物
    • WO2015078966A1
    • 2015-06-04
    • PCT/EP2014/075812
    • 2014-11-27
    • PPG INDUSTRIES OHIO, INC.LOCK, KamWOODS, Richard
    • LOCK, KamWOODS, Richard
    • C08G63/20C08G63/52C09D167/00C09D167/06
    • C09D167/06B05D1/007B05D1/02B05D1/18B05D1/28B65D25/14B65D25/34C08G63/20C08G63/52C09D167/00C09D167/02
    • A coating composition for a food and/or beverage container comprising a polyester material, the polyester material comprising the reaction product of; (a)1,2-propanediol, (b) terephthalic acid, and (c) a molecular weight increasing agent, characterised in that the polyester material has a number-average molecular weight (Mn) of at least 6,100 Da and a glass transition temperature (Tg) of at least 80 °C, wherein the molecular weight increasing agent comprises a polyacid, a polyol or a combination thereof, the polyacid comprises a diacid of formula (I) wherein each R independently represents hydrogen or an alkyl, alkenyl, alkynyl, or aryl group; n = 0 or 1; X represents a bridging group selected from: an alkylene group; an alkenylene group; an alkynylene group; an arylene group; the bridge between the –COOR groups is C 1 or C 2 , and the hydroxyl groups of the polyol are connected by a C 1 to C 3 alkylene group.
    • 1.一种用于食品和/或饮料容器的涂料组合物,其包含聚酯材料,所述聚酯材料包含以下物质的反应产物; (a)1,2-丙二醇,(b)对苯二甲酸和(c)分子量增加剂,其特征在于,所述聚酯材料的数均分子量(Mn)为至少61,100Da,玻璃化转变温度 温度(Tg)为至少80℃,其中分子量增加剂包括多酸,多元醇或其组合,所述多酸包含式(I)的二酸,其中每个R独立地表示氢或烷基,烯基, 炔基或芳基; n = 0或1; X表示选自以下的桥连基团:亚烷基; 亚烯基; 亚炔基; 亚芳基; -COOR基团之间的桥是C1或C2,多元醇的羟基通过C1-C3亚烷基连接。
    • 60. 发明申请
    • MOLDING RESINS USING RENEWABLE RESOURCE COMPONENT
    • 使用可再生资源成分的模塑树脂
    • WO2008088501A1
    • 2008-07-24
    • PCT/US2007/025042
    • 2007-12-05
    • REICHHOLD, INC.NAVA, HildebertoCHEN, Lianzhou
    • NAVA, HildebertoCHEN, Lianzhou
    • C08G63/52
    • C08G63/48C08K5/32C08K5/3435C08L67/08
    • Unsaturated polyester compositions are disclosed that are obtainable by reacting: (i) plant and animal oil triglycerides, an alkyl ester of a saturated or unsaturated fatty acid or mixtures thereof; (ii) a difunctional, or polyfunctional glycol or mixtures thereof; (iii) a difunctional or polyfunctional acid, their anhydrides or alkyl esters and mixtures thereof; (iv) a strained cycloolefin; (v) a component(s) that function as a compound capable of initiating polymerization at high temperature and which is stable at room temperature; and (vi) low profile additives, fillers and reinforcements. Also disclosed are methods for the preparation of the polyesters and the use of the polyesters in closed and open mold compositions such as sheet molding compounding (SMC), bulk molding compounding (BMC), resin transfer molding (RTM), pultrusion, infusion, filament winding, and spray up.
    • 公开了不饱和聚酯组合物,其可通过以下方式获得:(i)植物和动物油甘油三酸酯,饱和或不饱和脂肪酸的烷基酯或其混合物; (ii)双官能或多官能二醇或其混合物; (iii)双官能或多官能酸,它们的酸酐或烷基酯及其混合物; (iv)应变环烯; (v)作为能够在高温下引发聚合并在室温下稳定的化合物起作用的组分; 和(vi)低调添加剂,填料和增强剂。 还公开了制备聚酯的方法以及聚合物在封闭和开放的模具组合物中的用途,所述组合物如片状模塑复合(SMC),大量模塑复合(BMC),树脂传递模塑(RTM),拉挤成型,输注,长丝 缠绕,喷雾。