Back to results
US 5,858,495 AGranted
Long-afterglow adhesive tape
AssigneeBeiersdorf AG
InventorsMarkus Eikmeier, Petra Lohmann, Arne Koops
Life of this patent
Estimating the term…
Abstract
Long-afterglow adhesive tape consisting of a) a first layer of aliphatic polyurethane acrylate or polyester acrylate in which a long-afterglow pigment is incorporated in a proportion of from 40% by weight to 80% by weight, preferably 75% by weight, b) a second layer containing a white pigment, c) a third layer comprising an ageing-resistant self-adhesive composition or a heat-activatable adhesive film, and d) if desired, a fourth layer comprising a release material with an antiadhesive coating.
Claims10
Long-afterglow adhesive tape consisting of
- a) a crosslinked first layer consisting of aliphatic polyurethane acrylate or polyester acrylate in which a long-afterglow pigment is incorporated in a proportion of from 40% by weight to 80% by weight,
- b) a second layer containing a white pigment, said second layer being selected from the group consisting of an aliphatic polyurethane, a primer and an opaque printing ink,
- c) a third layer comprising an ageing-resistant self-adhesive composition or a heat-activatable adhesive film, and
- d) optionally, a fourth layer comprising a release material with an antiadhesive coating.
1 more element
Long-afterglow adhesive tape consisting of
- a) a crosslinked first layer consisting of aliphatic polyurethane acrylate or polyester acrylate in which a long-afterglow pigment is incorporated in a proportion of from 40% by weight to 80% by weight,
- b) a single layer of an ageing resistant self-adhesive composition with a proportion of white pigment of from 0.05% by weight to 10% by weight, and
- c) optionally, a third layer comprising a release material with an antiadhesive coating.
Dependencies are inferred from the claim text.