Patent ID: 11946204
Assignee: SUN CHEMICAL CORPORATION
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC D  A  B  C | IPC A  B  C  D

Claim 0:
1. A method of printing on cigarette tipping paper, the method comprising printing onto the cigarette tipping paper an ink or coating composition comprising:
a) 3-35 wt % of hollow polymeric microspheres, based on the total weight of the composition, wherein the microspheres have an outside diameter of 0.2 to 1.5 microns, said microspheres comprising one or more polymers surrounding a void, wherein one or more of the polymers comprise acrylate monomer units, styrene monomer units, or both acrylate and styrene monomer units;
b) 2-30 wt % of one or more resins, based on the total weight of the composition, wherein the resin comprises nitrocellulose or a mixture of nitrocellulose with one or more other resins; and
c) one or more solvents;, wherein the ink or coating composition contains no titanium dioxide, without diminishing opacity, and less than 2 wt % water, based on the total weight of the composition.