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    • 28. 发明申请
    • MEDICAL ADHESIVE FOR STEMMING BLEEDING
    • 医用胶粘剂
    • US20140065091A1
    • 2014-03-06
    • US14112368
    • 2012-04-17
    • Heike HeckrothChristoph Eggert
    • Heike HeckrothChristoph Eggert
    • A61L24/04
    • A61L24/046A61L24/0015C08G18/10C08G18/12C08G18/73C08G18/3821C08L75/02
    • The present invention relates to a polyurea system comprising as component A) isocyanate-functional prepolymers obtainable by reaction of aliphatic isocyanates A1) with polyols A2), which in particular can have a number-average molecular weight of ≧400 g/mol and a mean OH functionality of from 2 to 6, as component B) an amino-functional compound of the general formula (I) in which X is an organic radical containing a secondary amino function, Y is an organic radical that contains a tertiary amino group and does not contain Zerewitinoff-active hydrogen, R1 is a CH2—COOR3 radical in which R3 is an organic radical that does not contain Zerewitinoff-active hydrogen, a linear or branched C1- to C4-alkyl radical, a cyclopentyl radical, a cyclohexyl radical or H, R2 is an organic radical that does not contain Zerewitinoff-active hydrogen, a is 1 or 2, b is 1 or 2, and a+b=2 or 3, for stemming the escape of blood, and to a metering system for the polyurea system according to the invention.
    • 本发明涉及包含作为组分A)的异氰酸酯官能的预聚物本发明涉及通过脂族异氰酸酯A1)与多元醇A2)的反应得到的异氰酸酯官能的预聚物,其特别是其数均分子量> 400g / mol, 平均OH官能度为2至6,作为组分B)通式(I)的氨基官能化合物,其中X为含有仲氨基官能团的有机基团,Y为含有叔氨基的有机基团, 不含Zerewitinoff活性氢,R1是CH2-COOR3基团,其中R3是不含有Zerewitinoff活性氢的有机基团,直链或支链C 1 -C 4烷基,环戊基,环己基 或H,R2是不含Zerewitinoff活性氢的有机基团,a是1或2,b为1或2,a + b = 2或3,用于阻止血液的逸出,并且计量系统 对于根据本发明的聚脲系统。