-
Carboxyethylated lignosulfonate
Carboxyethylated Lignosulfonate
It is an anionic and water soluble material. Its charge density and molecular weight are in the ranges of -2.7~ -3.5 meq/g and 32000 ~ 47900 g/mol, respectively. This material can be potentially applied in mining and oil as well as water based dispersion systems, as dispersant of industrial wastewaters and clay suspensions for instance.
-
Oxidized kraft lignin-1
Oxidized kraft lignin-1
Oxidized kraft lignin 1 is a water soluble low molecular weight (15000 g/mol), highly functionalized anionic (charge density of -2.2 meq/g) lignin-based macromolecules. This lignin-based organic polymer can be used as dispersant of industrial wastewaters and clay suspensions.
-
Oxidized kraft lignin-2
Oxidized kraft lignin-2
Oxidized kraft lignin-2 is an anionic lignin-based low molecular weight materials. Its charge density and molecular weight are in the ranges of -1.2~ -3.6 meq/g and 11600 ~ 83500 g/mol, respectively. This lignin-based organic polymer can be used as dispersant of industrial wastewaters and clay suspensions.
-
Carboxypropylated lignosulfonate
Carboxypropylated lignosulfonate
Carboxypropylated lignosulfonate is an anionic and water soluble material. Its charge density and molecular weight are in the ranges of -3.0~ -3.4 meq/g and 30500 ~ 88000 g/mol, respectively.
-
Lignin-glycidyl-trimethylammonium chloride
Lignin-glycidyl-trimethylammonium chloride
Lignin-glycidyl-trimethylammonium chloride is a cationic lignin-based macromolecule with solubility of 90 wt.%, molecular weight of 32700 g/mol and charge density of 1.10 meq/g produced by kraft lignin and glycidyl-trimethylammonium chloride monomers. These materials are lignin-based organic polymers used for a variety of water-based applications such as the clarification of industrial wastewaters, clay suspensions, and sludge conditioning.
-
Lignin-acrylic acid polymer
Lignin-acrylic acid polymer
Lignin-acrylic acid polymer is a high molecular weight anionic lignin-based polymer produced by kraft lignin and a acrylic acid monomers with potential applications in water and wastewater treatment systems. The molecular weight and carboxylate group content are in the range of 2.0 ⨯105 to 7.4 ⨯105 g/mol and 2 ~ 7 meq/g, respectively. This lignin-based organic polymers can be used as flocculant for the clarification of industrial wastewaters, clay suspensions, hazardous ion removals, and sludge conditioning.
-
Hydrolysis lignin-acrylic acid polymer
Hydrolysis lignin-acrylic acid polymer
Hydrolysis lignin-acrylic acid polymer is a medium molecular weight anionic lignin-based polymer produced by hydrolysis lignin and acrylic acid monomers. The molecular weight and carboxylate group content are in the range of 1.0 ⨯105 – 3.8 ⨯105 g/mol and 6-9 mmol/g, respectively. Its solubility and charge density are around 51% and -6 meq/g, respectively. This super functional lignin-based organic polymer can act as an adsorbent and coagulant for eliminating cationic dyes.
-
Lignin–poly (acrylamide)–poly (2‐methacryloyloxyethyl) trimethyl ammonium chloride copolymer
Lignin–poly (acrylamide)–poly (2‐methacryloyloxyethyl) trimethyl ammonium chloride copolymer
Lignin–poly (acrylamide)–poly (2‐methacryloyloxyethyl) trimethyl ammonium chloride copolymer is a cationic high molecular weight lignin-based polymer produced by kraft lignin with acrylamide and (2‐methacryloyloxyethyl) trimethyl ammonium chloride monomers with potential applications in wastewater treatment system, clay suspensions, and sludge conditioning. The molecular weight and charge density are in the range of 1.0 ⨯105 to 1.8 ⨯105 g/mol and 1.1 – 2.1 meq/g. Its solubility is 45-56 % in 1 wt.% water solution.
-
Lignin-[2- (methacryloyloxy)ethyl] trimethylammonium chloride polymer
Lignin-[2- (methacryloyloxy)ethyl] trimethylammonium chloride polymer
Lignin-[2- (methacryloyloxy)ethyl] trimethylammonium chloride polymer is a cationic high molecular weight lignin-based polymer produced by kraft lignin and [2- (methacryloyloxy)ethyl] trimethylammonium chloride monomers. It may be used for clarifying suspension systems, sludge conditioning and wastewater applications. The molecular weight and charge density are in the range of 0.5 ⨯106 -1.8 ⨯106 g/mol and 1.3 – 2.9 meq/g. Its solubility is 40-100 % in 1 wt.% water solution.
-
Lignin‐g‐poly (acrylamide)‐g‐poly (diallyldimethyl‐ammonium chloride)
Lignin‐g‐poly (acrylamide)‐g‐poly (diallyldimethyl‐ammonium chloride)
Lignin‐g‐poly (acrylamide)‐g‐poly (diallyldimethyl‐ammonium chloride) is a cationic high molecular weight lignin-based polymer produced by kraft lignin with acrylamide and diallyldimethyl‐ammonium chloride monomers. The copolymer had a charge density of 1.27 meq/g and a molecular weight of 1.33⨯106, It can be used for treating pulp and paper and other industrial effluents.
-
Carboxymethylated lignin
Carboxymethylated Lignin
Carboxymethylated lignin is an anionic lignin-based macromolecules with charge density of -1.2 ~ -1.8 meq/g and a molecular weight of 29900 g/mol. Its solubility is in the range of 80 % to 100% in 1 wt.% water solution. These lignin-based organic polymers can be used as dispersant of industrial wastewaters and clay suspensions.
-
Sulfomethylated lignin
Sulfomethylated Lignin
Sulfomethylated lignin is an anionic low molecular weight (around 53000 g/mol) lignin based macromolecule produced by functionalized by kraft lignin with potential applications in films, packaging, water-based applications, construction materials. Its charge density and solubility are in the ranges of -1.1~ -1.6 meq/g and 75% ~ 100%, respectively.
-
Lignin-acrylamide polymer
Lignin-acrylamide polymer
Lignin-acrylamide polymer is an anionic kraft lignin based polymer that can be used in a variety of water-based applications. It has a high molecular weight (2.4 ⨯104 to 9.7 ⨯104 g/mol) and negative charge density (-0.8 ~ -1.8 meq/g) with a water solubility of around 50 % in 1 wt.% water solution. This lignin-based organic polymers can be used for the clarification of industrial wastewaters, clay suspensions, and sludge conditioning.
