Self-adhesive tape
    22.
    发明授权
    Self-adhesive tape 失效
    自粘胶带

    公开(公告)号:US6129983A

    公开(公告)日:2000-10-10

    申请号:US124144

    申请日:1998-07-29

    摘要: Pressure-sensitive double-sided self-adhesive tape comprising a backing which is coated on both sides with pressure-sensitive adhesive compositions and which is composeda) to a proportion of up to 50% by weight, in particular from 30 to 40% by weight, of a crosslinked, unfoamed polyurethanei) formed from hydroxyl-functionalized polybutadiene, polyesterdiol, polyestertriol, polyesterpolyol, polyetherdiol, polyethertriol or polyetherpolyol, polyetherdiamine, polyethertriamine, polyetherpolyamine and monohydric alcohol (monool), monofunctional amine (monoamine), polyethermonool, polyethermonoamine or from products derived from the four last-mentioned groupsii) and from diisocyanate or chemically derived isocyanate,iii) the polyurethane being free from plasticizer,b) to a proportion of from 50 to 70% by weight of fillers,c) and, if desired, further auxiliaries.

    摘要翻译: 压敏双面自粘胶带,其包含背衬,其背面用压敏粘合剂组合物涂覆在两侧,并且a)至多50重量%,特别是30至40重量%的比例由 重量的由羟基官能化聚丁二烯,聚酯二醇,聚酯三醇,聚酯多元醇,聚醚二醇,聚醚三醇或聚醚多元醇,聚醚二胺,聚醚三胺,聚醚多胺和一元醇(单醇),单官能胺(单胺),聚醚单醇,聚醚单胺 或来自衍生自四个最后提及的基团ii)的产物和来自二异氰酸酯或化学衍生的异氰酸酯的产物,iii)不含增塑剂的聚氨酯,b)占填料重量的50-70%的比例,c) 如果需要,还有其他助剂。