PRESSURE-SENSITIVE ADHESIVE SOLUTION COMPRISING POLYMERS WITH CATIONIC AND ANIONIC GROUPS

    公开(公告)号:EP3514213A1

    公开(公告)日:2019-07-24

    申请号:EP19151397.7

    申请日:2019-01-11

    Applicant: BASF SE

    Abstract: A description is given of a pressure-sensitive adhesive solution comprising one or polymers dissolved in an organic solvent of high relative permittivity. The polymers are capable of ionically crosslinking after removable of the organic solvent and are made from monomer mixtures comprising low Tg C4 to C20 alkyl (meth)acrylates, cationic monomers having at least one cationic group selected from amino groups and quaternary ammonium groups, and anionic monomers having at least one protonated or deprotonated acid group. The pressure-sensitive adhesive solutions can be used for producing pressure-sensitive hotmelts and self-adhesive articles such as adhesive tapes, adhesive labels or protective films.

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