Method of producing coloured plastics or polymeric color particles
OwnerIan Christenseninventor
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Abstract
The present invention relates to a method of producing coloured plastics or polymeric colour particles, in which there is used the dye of formula (1), together with the dye of formula (2) and a UV absorber and, optionally, further dyes, especially in the colouring of beer bottles of polyethylene terephthalate (PET).
Claims21
A method of producing coloured plastics or polymeric colour particles, which method comprises the steps of admixing with a plastic or polymeric particles a dye of formula
- together with a dye of formula
- and a UV absorber
- and, optionally, further dyes, and
- processing the resulting mixture to obtain the coloured plastic's or polymeric particle's final form.
4-8. (canceled)
A container according to claim 22 which is a container for drinks.
A method of colouring beer bottles of polyethylene terephthalate or polyethylene naphthalate that have already been produced by spraying on or applying dyes of formulae (1) and (2) or a mixture comprising those dyes and a UV absorber.
Dependencies are inferred from the claim text.