NOVELTY - The ink or coating comprises a polysiloxane comprising pendant unsaturated groups that are radical polymerized, a pigment, a radical polymerization initiator, a carrier, and a polysiloxane that does not comprises pendant unsaturated groups. The pigment comprises a carbonaceous material, which comprises graphene sheets. The graphene sheets have a surface area of 300 m2/g, and a carbon to oxygen molar ratio of 75:1. The ink or coating has an electrical conductivity of 103 S/cm.    USE - The ink or coating is useful: to form an article in the form of a silicone contact pad or keypad (all claimed); for the passivation of surfaces such as metal (e.g. steel and aluminum) surfaces including exterior structures such as bridges and buildings; in packaging labels for marketing and advertisement, information gathering, inventory control and information display and a Faraday cage for packaging electronic components; in anti-counterfeiting applications (for pharmaceuticals), microdevices such as microelectromechanical systems; to manufacture housings, antennas and other components of portable electronic devices such as computers, cellular telephones, games, navigation systems, personal digital assistants, music players, games, calculators, radios, artificial paper and reading devices; to form thermally conductive channels on substrates, membranes and three-dimensional printed prototypes; to make printed electronic devices such as processors, memory chips, other microchips, batteries, resistors, diodes, capacitors and transistors; and in solar cell applications, solar energy capture applications, signage, flat panel displays, flexible displays including light-emitting diode, organic light-emitting diode and polymer light-emitting diode displays, backplanes and frontplanes for displays, lighting including electroluminescent and organic light-emitting diode lighting, passive and active devices and components, electrical and electronic circuitry, integrated circuits, flexible printed circuit boards, transistors, field-effect transistors, microwave circuits, diffraction gratings, indicators, chipless tags (e.g. for theft deterrence from stores and libraries), smart cards, sensors, electrodes, electronic connections made through hinges or other movable/bendable junctions in electronic devices, wearable electronics, and circuits in vehicles, medical devices and diagnostic devices, where the electronic devices is: radio frequency identification devices for tracking shipping containers; products in stores; and products in transit in manufacturing processes; passports; barcode replacement applications; inventory control applications; pet identification; livestock control; contactless smart cards; and automobile key fobs and/or components and/or radiofrequency communication device, radio frequency identification devices tags, chips and antennas and the coatings are UV radiation resistant coatings, abrasion resistant coatings, electrically conductive coatings, static dissipative coatings and blast and impact resistant coatings.    ADVANTAGE - The ink or coating has improved permeation resistance, desired flow properties and porosities and enhanced shielding properties, and can be economically manufactured with lightweight and high flexibility.    DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method of adhering a silicone ink or coating to a substrate.