ALTERING A COMPOSITION AT A LOCATION ACCESSED THROUGH AN ELONGATE CONDUIT

A composition flowing along an elongate conduit to a location accessed by that conduit contains a precursor substance which, arriving at the location, is converted electrochemically to chemically reactive intermediate. This intermediate reacts with another constituent of the composition, thereby bri...

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Bibliographische Detailangaben
Hauptverfasser: LAWRENCE NATHAN, HARTSHORNE ROBERT SETH, MEREDITH ANDREW
Format: Patent
Sprache:eng
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Zusammenfassung:A composition flowing along an elongate conduit to a location accessed by that conduit contains a precursor substance which, arriving at the location, is converted electrochemically to chemically reactive intermediate. This intermediate reacts with another constituent of the composition, thereby bringing about a change in the composition. The reactive intermediate may be a cross-linking agent for a polymeric constituent of the composition so that the electrochemical reaction and subsequent cross-linking increases the viscosity of the composition as it arrives at the location where it is required.