Short description
This specification covers the evaluation of a legend and/or marking ink material for the determination of acceptability of use in a standard printed board system. IPC-4781 provides coverage for adhesion, material qualification and testing, resistances to solvents, requirements for resistance to lead-free solders, and electrical requirements. 17 pages. Released May 2008. Included in the IPC-C-105 and the IPC-C-1000 Collections.