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US 2019/0292422 A1Published application
Pressure sensitive adhesive compositions
AssigneeHenkel AG & Co. KGaA
InventorPeter Ullrich
Life of this patent
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Abstract
A pressure sensitive adhesive having improved flame retardancy properties, methods for making same and applications thereof are described. The pressure sensitive adhesive comprises an aqueous based acrylic emulsion and a mixture of halogenated and non-halogenated flame retardants.
Claims12
A pressure sensitive adhesive composition comprising:
- (a) an acrylic emulsion;
- (b) non-halogenated flame retardants comprising:
- melamine cyanurate and ammonium polyphosphate;
- and
- (c) halogenated flame retardants comprising at least one brominated organic compound;
- where the total amount of melamine cyanurate is from 0.5 wt % to 2.5 wt % based on the total weight of the composition;
- the total amount of ammonium polyphosphate is from 4 wt % to 9 wt % based on the total weight of the composition;
- and
- the total amount of brominated organic compound is at least 14.5 wt % based on the total weight of the composition.
6 more elements
Dependencies are inferred from the claim text.