Patent ID: 11905462
Assignee: PFP INDUSTRIES LLC
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  E | IPC C  E

Claim 18:
19. The slurry composition of claim 11, wherein:
the one or more hydratable anionic acrylamide polymers comprise:
(a) sodium anionic acrylamide polymers containing CH2CH(CONH2) monomer units and CH2CH(COONa) monomer units;
(b) potassium anionic acrylamide polymers containing CH2CH(CONH2) monomer units and CH2CH(COOK) monomer units;
(c) rubidium anionic acrylamide polymers containing CH2CH(CONH2) monomer units and CH2CH(COORb) monomer units;
(d) cesium anionic acrylamide polymers containing CH2CH(CONH2) monomer units and CH2CH(COOCs) monomer units;
(e) acrylamide copolymers containing (1) CH2CH(CONH2) monomer units, (2) anionic monomer units including CH2CH(COONa) monomer units, CH2CH(COOK) monomer units, CH2CH(COORb) monomer units, CH2CH(COOCs) monomer units, or mixtures thereof, and (3) ethylenically unsaturated monomer units; or
(f) mixtures thereof.