US Patent 11180632 Unsaturated polyester resin system for cured in-place piping
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Patent abstract
A process to use an unsaturated polyester resin system comprising preparing a curable cumene-quat curing system. The cumene-quat curing system can comprise an unsaturated polyester resin, a peroxide initiator, a quaternary ammonium salt component, a 2,4-pentanedione component, and an inhibitor component. The peroxide initiator can comprise a cumene hydroperoxide component. The process can further comprise applying the curable cumene-quat curing system in a cured-in-place pipe rehabilitation process.
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Patent Inventor Names
Benjamin R. Hazen0
David J. Herzog0
Joel R. Weber0
Louis R. Ross0
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Patent Applicant
Patent Jurisdiction
Patent Number
111806320
Date of Patent
November 23, 2021
0Patent Application Number
161631390
Date Filed
October 17, 2018
0Official Website
Patent Primary Examiner
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US Patent 11180632 Unsaturated polyester resin system for cured in-place piping
Infobox
Is a
Patent applicant
Patent jurisdiction
Patent number
11180632
Date of patent
November 23, 2021
Patent application number
16163139
Date Filed
October 17, 2018
Patent primary examiner
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