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US 5,565,027 AGranted
Cement composition
AssigneeArco Chemical Technology, L.P.
InventorsEdward T. Shawl, Jeffrey A. Klang
Life of this patent
Estimating the term…
Abstract
The invention relates to a cement composition containing a water reducing amount of the product formed by reaction of polyvinyl alcohol and an hydroxyaldehyde such as 4-hydroxybutanal.
Claims4
A cement composition comprising of cement and a water reducing amount of the polymeric product formed by reaction of polyvinyl alcohol and a hydroxyaldehyde.
Dependencies are inferred from the claim text.