Epoxy resin system for insitu rehabilitation of pipes

Details Epoxy resin system for insitu rehabilitation of pipes Epoxy resin system for insitu rehabilitation of pipes

1991-09-24

1992-04-14

Lusignan, Michael

Coating processes

Restoring or repairing

427230, 427336, 427386, B05D 302

Patent

active

051046911

ABSTRACT:
An epoxy resin/curing agent composition is provided comprising (i) at least one liquid epoxy resin, (ii) a reactive epoxy-functional diluent, (iii) a thixotroping agent, (iv) a polyamide resin, (v) a polyalkylenediamine, and (vi) 2-ethyl-4-methyl imidazole or derivatives thereof. The composition is suitable for use in in situ coating and rehabilitation processes and can withstand service at elevated temperatures.

REFERENCES:
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patent: 4110313 (1978-08-01), Schulze et al.
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patent: 4146700 (1979-03-01), Waddill et al.
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patent: 4528308 (1985-07-01), Waddill
patent: 4529537 (1985-07-01), Dockner et al.
patent: 4758454 (1988-07-01), Wood
patent: 5017258 (1991-05-01), Brown et al.
Lee & Neville, Epoxy Resins, pp. 223-224.

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