Adhesive compositions with zwitterionic tackifiers and plasticiz

Details Adhesive compositions with zwitterionic tackifiers and plasticiz Adhesive compositions with zwitterionic tackifiers and plasticiz

1998-03-17

2000-08-22

Seidleck, James J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Adhesive outermost layer

524236, B32B 712, B32B 1504

Patent

active

06106940&

ABSTRACT:
The invention relates to adhesive compositions, preferably those for pressure-sensitive adhesive tapes, comprising an adhesive polymer and, as tackifier or plasticizer, a zwitterionic compound. The zwitterionic compounds include those of formula I ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are each alkyl, hydroxyalkyl, aminoalkyl or aryl which may be interrupted in the alkyl chain by one or more oxygen atoms, R.sup.4 is H or OH,

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