REMOVABLE PRESSURE-SENSITIVE ADHESIVE STRIP
    1.
    发明申请

    公开(公告)号:US20200010732A1

    公开(公告)日:2020-01-09

    申请号:US16488472

    申请日:2018-01-29

    Applicant: TESA SE

    Abstract: Disclosed is a pressure-sensitive adhesive strip comprising a carrier and a pressure-sensitive adhesive compound layer HS1 on one of the surfaces of said carrier, wherein (i) the carrier has a breaking elongation of at least 250% in the longitudinal direction and/or transverse direction, and (ii) the pressure-sensitive adhesive compound layer HS1 consists of a pressure-sensitive adhesive compound which contains, as the base polymer, at least one solid acrylonitrile-butadiene rubber as well as at least one adhesive resin, wherein the proportion of adhesive resin is in total 30 to 130 phr.

    FOAMED ADHESIVE MASS LAYER AND ADHESIVE TAPE COMPRISING THE FOAMED ADHESIVE MASS LAYER

    公开(公告)号:US20220380641A1

    公开(公告)日:2022-12-01

    申请号:US17773680

    申请日:2020-11-03

    Applicant: TESA SE

    Abstract: The invention relates to a foamed adhesive mass layer comprising a) 41.7 to 62.0 wt. % of an elastomer component, b) 37.7 to 58.0 wt. % of an adhesive resin component, c) 0 to 15 wt. % of a soft resin component, d) 0 to 18 wt. % further additives, and e) microballoons with a proportion of preferably 0.3 to 2.5 wt. %, preferably 0.5 to 2.0 wt. % and particularly preferably 0.7 to 1.7 wt. %, wherein the microballoons are at least partially expanded, wherein the elastomer component (a) consists of up to at least 90 wt. % polyvinyl aromatic compound polydine block copolymer, wherein the adhesive resin component (b) contains up to 4 to 100 wt. % of at least one type K1 if a rosin oligomer with a softening temperature (Ring & Ball, Test VI) of at least 90° C., and wherein the density (Text IX) of the foamed adhesive mass layer is at least 600 kg/m3 and max. 920 kg/m3.

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