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    • 6. 发明授权
    • Method of adhering textiles with a polyamide melt adhesive
    • 用聚酰胺熔融粘合剂粘合纺织品的方法
    • US4045389A
    • 1977-08-30
    • US709116
    • 1976-07-27
    • Manfred DrawertEugen GriebschWolfgang Imoehl
    • Manfred DrawertEugen GriebschWolfgang Imoehl
    • C08G69/00C08G69/34C08G69/36C09J177/00D04H1/58D04H1/60D06M17/00C09J3/16
    • C08G69/34Y10T428/31739
    • A polyamide melt adhesive having a melt viscosity, measured at 220.degree. C., of 25-600 Pas and adaptable for the adhesion of textiles, said polyamide comprisingA. 1. dimerized fatty acid having a content of 70-100 percent by weight of dimeric fatty acid, and optionally comprising2. a monocarboxylic acid as a molecular-weight regulator (chain stopper), whereby up to 50 equivalent percent of the total carboxy groups of the mixture (a) (1) and (2) can be derived from the monocarboxylic acid; and comprisingB. one or more aliphatic straight chain co-dicarboxylic acids having 6-13 carbon atoms, wherein the ratio of carboxylic acids according to (a) (1) and (2) to carboxylic acid according to (b) is from 0.05:1 to 5:1, calculated on the carboxy groups; and further comprising in an amount approximately equivalent to the acids mentioned under (a) and (b) aboveC. an aliphatic straight chain diprimary diamine having 6-12 carbon atoms, andD. caprolactam and/or .epsilon.-aminocaproic acid, wherein from 0.5 to 1.5 mols of caprolactam and/or .epsilon.-aminocaproic acid are employed per mol of carboxy groups of the acids mentioned under (a) and (b) above.
    • 一种聚酰胺熔融粘合剂,其在220℃下测量的熔体粘度为25-600Pa·s,适用于纺织品的粘合,所述聚酰胺包括A. 1.二甲基脂肪酸,其含量为70-100重量% 二元脂肪酸,并且可选地包含2.作为分子量控制器(链停止剂)的单羧酸,由于混合物(A)(1)和(2)的总碳含量可达50等于或等于百分之一 来自单羟基酸; 并包含B.一种或多种具有6-13碳原子的直链链二碳酸,根据(A)(1)和(2)根据(B)的羧酸与羧酸的比例为0.05 :1至5:1,计算碳素组; 并进一步包含大量等同于上述(A)和(B)以上所述的酸。具有6-12碳原子的氨基酸直链链双键,以及D.卡培拉明和/或ε-氨基酸,从其中 根据(A)和(B)以上所述,0.5至1.5摩尔%的卡波铵和/或ε-氨基酸用量为每个羧酸基团的使用量。