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Process and dispensing system for preparing liquid concentrates for plastics

  • US 6,719,453 B2
  • Filed: 06/18/2001
  • Issued: 04/13/2004
  • Est. Priority Date: 06/16/2000
  • Status: Expired due to Fees
First Claim
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1. A process for preparing a liquid concentrate for use in the manufacture of plastic parts comprising:

  • (a) preparing one or more liquid intermediates, wherein the liquid intermediates comprise a liquid vehicle and at least one additive;

    (b) standardizing the liquid intermediates;

    (c) transferring the standardized liquid intermediates to a remote location; and

    (d) dispensing the liquid intermediates to produce a liquid concentrate, wherein the quantity of each liquid intermediate dispensed is controlled according to a predetermined formula for the liquid concentrate, wherein the quantity of each liquid intermediate dispensed is controlled by a computer that contains the predetermined formula, wherein the dispensing of the liquid intermediates in step (d) is controlled by a computer, and wherein the liquid intermediates are dispensed in order of heaviest intermediate on a weight basis to smallest intermiate on a weight basis.

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