C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 20/06 (2006.01) C08F 8/44 (2006.01)
Patent
CA 2075925
The invention relates to a process for producing polyacrylic acids and copolymerizates of acrylic acid with up to 50 mol % of comonomers. These compounds have a molecular weight less than 100 000, measured at a pH of 8, and 10 to 60 mol % is neu- tralized with calcium hydroxide. The invention also relates to the use of these products as grinding and dispersing aids for cal- cium carbonate.
Gebauer Andreas
Landscheidt Alfons
Ashland Licensing And Intellectual Property Llc
Gowling Lafleur Henderson Llp
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