Biobased hot-melt adhesive including lignin as a component
AssigneeTeknologian tutkimuskeskus VTT Oy
InventorsChristiane Laine, Tiina Liitiä, Jarmo Ropponen, Pia Willberg-Keyriläinen, Riku Talja
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Abstract
The present invention relates to an adhesive mixture, containing one or more cohesive polymers, one or more tackifiers and optionally one or more separate plasticizer, wherein at least one tackifier is selected from lignin or derivatized lignin. The invention also relates to the use of lignin or derivatized lignin as adhesion promoting components in particularly hot-melt or pressure-sensitive adhesives
Claims21
An adhesive mixture comprising one or more cohesive polymers, one or more tackifiers, and optionally one or more external plasticizers, wherein at least the one or more tackifiers comprise lignin or derivatized lignin, and wherein the one or more tackifiers are present in an amount of 10% or more by weight of the adhesive mixture.
(canceled)
Dependencies are inferred from the claim text.