Polyurethane elastomer gel insulating composition and use...

Details Polyurethane elastomer gel insulating composition and use... Polyurethane elastomer gel insulating composition and use...

2006-04-11

2006-04-11

Niland, Patrick D. (Department: 1714)

Pipes and tubular conduits

Distinct layers

With intermediate insulation layer

C137S079000, C137S081200, C137S375000, C138S140000, C138S177000, C428S035900, C428S036800, C428S423100, C524S474000, C524S484000, C524S485000, C524S486000, C524S490000, C524S491000, C524S589000, C524S590000

Reexamination Certificate

active

07025093

ABSTRACT:
The invention relates to the use of a thermally insulating composition in the form of crosslinked polyurethane elastomer gel, obtained by reacting at least one polyol and at least one polyisocyanate in the presence of at least one inert organic filler, for the thermal insulation of pipeline systems present in a product-transfer conduit.

REFERENCES:
patent: RE30321 (1980-07-01), Brauer et al.
patent: 4824705 (1989-04-01), Persson et al.
patent: 5872183 (1999-02-01), Bonnet et al.
patent: 0 222 634 (1987-05-01), None
patent: 58196227 (1983-11-01), None

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