PADS REMOVING LIGHT SURFACE

Brand Owner Address Description
3M 3M Company 3M Center, 2501 Hudson Road St. Paul MN 55144 pads for removing light surface rust from and scuffing the exterior surface of vehicle bodies;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. A method of manufacturing a package substrate includes forming a first copper plated layer on a base substrate having through holes and inner surfaces of the through hole, coating a first resist over the first copper plated layer, partially removing the first resist, forming a second copper plated layer on the first copper plated layer, stripping the first resist, coating a second resist over the resultant structure, and removing the second resist from regions where wire bonding pads and solder ball pads are to be formed, removing exposed portions of the first copper plated layer, forming the wire bonding pads and the solder ball pads, removing the second resist, removing exposed portions of the first copper plated layer, and coating a solder resist over all surfaces of the resultant structure, and removing portions of the solder resist respectively covering the wire bonding pads and the solder ball pads.