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US 12,709,664 B2Granted
Defoamer
AssigneePetroliam Nasional Berhad (Petronas)
InventorsNoorazlenawati Borhan, Suzalina Zainal, Khairulazhar Jumbri, Anita Ramli, Almila Hassan
Life of this patent
Estimating the term…
Abstract
Provided are defoamer compounds that have efficacy in the prevention of foam build-up and breakdown of built up foam in industrial processes.
Claims10
A compound selected from one of the following structures:
- wherein the central siloxane polymer moiety
- has a number average molecular weight of from 2,250 Daltons to 2,750 Daltons.
Dependencies are inferred from the claim text.