2results about How to "Oil resistant" patented technology

The utility model relates to cable technical field, concretely is a kind of low-temperature-resistant bending-resistant cable for plateau drilling device, including outer sheath, the inner sheath is arranged in outer sheath, fiber+tin-plated copper wire braiding reinforcing layer is arranged between the inner sheath with the outer sheath, the inner sheath is arranged in cable core, the cable core includes multiple control line core, each control line core includes conductor that is paired twisted distribution and is coated with insulating layer outside, and the screen shielding layer that is coated in paired conductor outside.The utility model provides a kind of low-temperature-resistant bending-resistant cable for plateau drilling device, is arranged by the outer sheath, insulating layer, paired twisted wire core, fiber+tin-plated copper wire braiding reinforcing layer, so that the cable has oil resistance, high strength, low-temperature resistance and good flexibility simultaneously, greatly increase the bending resistance of the cable.

This invention discloses a nano-deposited, heavy-duty anti-corrosion graphene composite nano-coating, which is composed of the following components by weight: 66-82 parts of a polyimide-toughened polyphthalonitrile resin composition solution; 1-2 parts of nano-calcium silicate; 1-2 parts of nano-silicon nitride; 1-2 parts of graphene; 3-5 parts of 1,3,5-tris(trimethoxysilylpropyl)isocyanurate; 2-3 parts of lead powder; 1-2 parts of chromium carbide powder; 1-2 parts of tungsten powder; 1-2 parts of cobalt powder; 1-2 parts of silicon carbide; 1-2 parts of tungsten carbide powder; 1-2 parts of nickel powder; 1-2 parts of boron powder; 1-2 parts of rhenium powder; 1-2 parts of zirconium carbide powder; and 1-2 parts of zirconium oxide powder. After baking, cross-linking, and curing, the coating forms a powder coating with properties such as high temperature resistance, resistance to rapid heating and cooling, fire resistance and scorching prevention, heat insulation and heat dissipation, resistance to damp heat, salt spray resistance, impact resistance, and low friction.