PT85004A - Relief printing on thermoplastics - by prepn. of metallic reverse copy, application of inks or dyes and transfer in press under heat and pressure
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Relief printing on thermoplastics - by prepn. of metallic reverse copy, application of inks or dyes and transfer in press under heat and pressure
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The process consists of (a) prepg. a reverse mould in special plastics material from the original: (b) copying the reverse mould to obtain a metal printing mould; (c) depositing inks or dyes in the recess of the printing mould, which is heated and cooled for each colour deposited; (d) depositing inks or dyes or the flat parts of the printing mould, heating and cooling the mould for each colour deposited; and (e) transfer onto the material or surface to be printed, using presses with suitable pressure and temp. conditions.
PT8500487A1987-06-031987-06-03Relief printing on thermoplastics - by prepn. of metallic reverse copy, application of inks or dyes and transfer in press under heat and pressure
PT85004A
(en)
Colour printing in one operation - uses sublimable ink on reverse image plate and transferred direct to surface by heating too temp. of 200-300 degrees Celsius