Main > POLYMERS > Living (Controlled) Polymerization > Radical Polymerization > Block CoPolymers > Xanthate based Technology > DiBlock CoPolymers. > Amphiphilic DiBlock CoPolymers > Patent. > Claims > Claim 1: ViscoElastic Gel. Water > & Water-Soluble Block CoPolymer. > Hydrophilic Block Hydrophobic Block > has Hydrophilic Units (0-33%). > CoPolymer in Soln. in Water. > Claims 2,3: Hydrophobic Block Contg > Hydrophilic Units 1-33 & 2-15% resp > Claims 4 to 7: Hydrophilic Block > has Hydrophobic Units: <70; 50-25; > >1 & 0% resp. Claim 8: > Philic Block/Phobic B. = 95/5-20/80 > Claim 9: CoPol. Concn.=0.1-10%. > Claims 12,13: Hydrophilic Monomer: > Hydrolyzable Hydrophobic Monomer > Claim 14: Hydrophobic Monomer: > VinylAromatics; DiOlefins; or > 1-10C Alkyl (Meth)Acrylates. > Claim 15: Hydrophilic Monomer: > (Meth)Acrylic Acid (Meth)Acrylamide > N-Me-Acrylamide; N-IsoPr-Acrylamide > Claim 16: Hydrophilic Monomers by > Hydrolysis: Et Acrylate Me Acrylate > Hydroxy-Et (Meth)Acrylate or > Tert.-Butyl Acrylate. Claim 18:
Tert.-Butyl Acrylate. Claim 18:'s subsections
Hydrophilic Units: Acrylic Acid &
Tert.-Butyl Acrylate. Claim 18:'s products
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