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    • 1. 发明授权
    • Isosorbide dinitrate-containing patch
    • 含硝酸异山梨酯的补片
    • US06319515B1
    • 2001-11-20
    • US09142492
    • 1998-09-08
    • Osafumi HidakaSatoshi MurakamiYoshifusa TachimoriMichisuke Ohe
    • Osafumi HidakaSatoshi MurakamiYoshifusa TachimoriMichisuke Ohe
    • A61F1300
    • A61K9/703A61K9/7053A61K9/7061A61K31/34Y10S514/947
    • The present invention relates to an isosorbide dinitrate-containing patch, in which an adhesive layer comprising an adhesive composition is formed on a flexible support, and the adhesive composition consists of an acrylic-based adhesive (A), a polyvinyl acetate-based adhesive (B), a plasticizing component (C) and isosorbide dinitrate (D), and satisfies the following weight ratios (1) through (3) of each of the components: (1) A:B=70:30 to 10:90, (2) the weight ratio of the component C based on the adhesive composition is 10 to 40% by weight, and (3) the weight ratio of the component D based on the adhesive composition is 20 to 35% by weight. Provided is a patch excellent in percutaneous absorption, handleability, resistance to skin irritation, sustained release, adhesivity, etc.
    • 本发明涉及含有硝酸异山梨酯的贴剂,其中在柔性载体上形成包含粘合剂组合物的粘合剂层,并且粘合剂组合物由丙烯酸类粘合剂(A),聚乙酸乙烯酯类粘合剂 B),增塑组分(C)和硝酸异山梨酯(D),并且满足下列各组分的重量比(1)至(3):(1)A:B = 70:30至10:90, (2)基于粘合剂组合物的组分C的重量比为10〜40重量%,(3)基于粘合剂组合物的组分D的重量比为20〜35重量%。提供的是 经皮吸收,操作性,抗皮肤刺激,持续释放,粘合等优异的贴剂
    • 5. 发明授权
    • Stretchable patch
    • 伸缩补丁
    • US07223418B2
    • 2007-05-29
    • US09959420
    • 2001-03-05
    • Osafumi HidakaAkiko Ohata
    • Osafumi HidakaAkiko Ohata
    • A61F2/00
    • A61K9/7053A61K9/7061
    • A stretch plaster comprising a support membrane having a thickness of 1 to 50 μm and a drug containing adhesive layer having a thickness of 3 to 400 μm, wherein(i) the support membrane comprising a copolymer of 0 to 90% by weight of vinyl acetate, 10 to 97% by weight of alkyl (meth)acrylate having 3 to 14 of a mean carbon number of alkyl group and 0 to 15% by weight of (meth)acrylic acid,(ii) the copolymer is cross-linked by polyvalent metal such as aluminum or a poly-functional chain compound, wherein the cross-linking ratio is 20% or more of the theoretical total number of carboxyl group of the copolymer when the polymer is cross-linked by the polyvalent metal such as aluminum, and is 1 to 10% expressed by copolymerized ratio of the poly-functional chain compound when the copolymer is cross-linked by poly-functional chain compound, (iii) the support membrane has 150 g or less of self adhesion shown by an adhesion between the support membranes and (iv) the support membrane has 70% or more of an elasticity recovery when it stretches 10% of itself.
    • 一种拉伸膏药,其特征在于,包括厚度为1〜50μm的支撑膜和厚度为3〜400μm的药物的粘合剂层,其中,(i)所述支撑膜包含0〜90重量%的乙酸乙烯酯 ,10〜97重量%的烷基平均碳数为3〜14的(甲基)丙烯酸烷基酯和(甲基)丙烯酸为0〜15重量%的(甲基)丙烯酸酯,(ii)共聚物通过多价交联而交联 金属如铝或多官能链化合物,其中当聚合物通过多价金属如铝交联时,交联比为共聚物的理论总羧基的20%或更多,并且 当通过多官能链化合物交联共聚物时,多官能链化合物的共聚比例为1〜10%,(iii)支撑膜具有150g以下的自粘合性, 支撑膜和(iv)支撑膜具有70% 或更多的弹性恢复,当它伸展自身的10%。