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1. (WO2018222284) METHOD FOR COATING A PIPELINE FIELD JOINT

Pub. No.:    WO/2018/222284    International Application No.:    PCT/US2018/027850
Publication Date: Fri Dec 07 00:59:59 CET 2018 International Filing Date: Wed Apr 18 01:59:59 CEST 2018
IPC: B29C 63/18
Applicants: DOW GLOBAL TECHNOLOGIES LLC
Inventors: MEHTA, Rujul M.
BROWN II, Mark W.
GOODMAN, Amanda M.
KUMAR, Bhawesh
WAN, Qichun
Title: METHOD FOR COATING A PIPELINE FIELD JOINT
Abstract:
The present invention relates to a method of coating a pipeline field joint comprising the steps of (1) applying a layer of a first coating material comprising a substantially linear ethylene polymer, a linear ethylene polymer, or an olefin block copolymer to the uncoated region of the field joint and (2) subsequently applying a layer of a second coating material comprising a polyurethane, an epoxy, or a cross linked polyethylene to the field joint.