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polyacrylamide water absorption thailand

  • Synthesis and characterization of highly elastic ...

    2021-4-1u2002·u2002The water absorption capacity of a hydrogel with 30 wt% of NR (30NR) was 15,200%. The compressive modulus of 30NR was 106.5 kPa, 650% higher than that of a pure PAM hydrogel. The formation of the semi-IPN structure improved mechanical properties while maintaining the adsorption performances of the hydrogels.

    Get Price
  • Effect of dose rate on water absorption of partially ...

    1998-6-1u2002·u2002Effect of dose rate and total dose on conversion* and water absorption Dose Rate Total Dose Conversion Water absorption 10-3 Gy/hkGy % g/g 3.6 10 69 890 5.3 10 71 940 11.9 10 79 950 11.9 8 37 801 11.9 9 59 896 11.9 11 75 755 11.9 12 72 730 *5 gm of HPAM and 0.94 M NVP were used for this investigation.

    Get Price
  • Effect of total dose on water absorption of partially ...

    1997-12-1u2002·u2002Effect of the degree of hydrolysis of the polyacrylamide and its copolymer on water absorption Water absorption in distilled deionized water (g g- ~) Degree of hydrolysis Copolymer of (%) HPAM* HPAM NVP 64 21 815 71 24 950 72 24 750 76 24 389 77 24 352 80 24 255 84 20 176 *Water absorption of the unhydrolyzed polyacrylamide was 18gg i Effect of ...

    Get Price
  • Effect of Polyacrylamide on Absorption Rate of Carbon ...

    2007-1-25u2002·u2002Effect of Polyacrylamide on Absorption Rate of Carbon Dioxide in ... where RAo is the absorption rate of CO2 in water. Experimental Chemicals All chemicals in this study were of reagent grade and used without further purification. The purity of both CO2 and N2 was above 99.9 %. The polymer used in this

    Get Price
  • IR spectra of polyacrylamide-based hydrogel.

    2021-12-15u2002·u2002Characterization of the hydrogel 3.1.1. IR spectra IR spectra of the polyacrylamide-based hydrogel ( Fig. 2) show the presence of absorption bands characteristic to …

    Get Price
  • Superabsorbent polymers used for agricultural water ...

    2021-2-1u2002·u2002KGM-g-P(AA-co-AM) achieved maximum water absorption rate of 650 g/g in distilled water and 70 g/g in 0.9 wt% NaCl solution . Moreover, the water absorption rate in distilled water of KGM-AA polymers can reach to 1941 g/g by adding kaolin as fillers, which indicates kaolin is a potential material to enhance water absorbency .

    Get Price
  • POLYACRYLAMIDE BASED HYDROGELS: SYNTHESIS ...

    2021-5-31u2002·u2002Polyacrylamide hydrogel is widely used in ophthalmic operations, drug treatment, food packaging products, and water purification.This review describes the various methods of synthesis of polyacrylamide based hydrogel; characterization of polyacrylamide based hydrogel by D.S.C

    Get Price
  • Properties of Polyacrylamides - polymerdatabase.com

    2021-8-6u2002·u2002Polyacylamides are high molecular weight water soluble or swellable polymers formed from acrylamide or its derivatives. Their glass transition temperature is well above room temperature (> 400 K). The only commercially important polyacrylamide is poly(2-propenamide) which is simply called polyacrylamide or PAM [-CH 2 CH(CONH 2)-]. It is a non ...

    Get Price
  • Wet Strength Improvement of Pineapple Leaf Paper for ...

    2019-2-4u2002·u2002good water absorption, high antimicrobial strength, good weathering resistance, and high wet strength. At present, wet media can be made of varieties of materials such as paper, plastic, or glass fiber. All above mentioned, paper is the best due to its good water absorption. Major raw material for paper

    Get Price
  • Alginate: properties and biomedical applications

    Water soluble, amphiphilic alginate derivatives grafted with cholesteryl groups were also synthesized using N,N'-dicyclohexylcarbodiimide as a coupling agent and 4-(N,N'-dimethylamino)pyridine as a catalyst at room temperature. The derivatives formed self-aggregates with a mean diameter of 136 nm in an aqueous sodium chloride solution .

    Get Price
  • Synthesis and characterization of highly elastic ...

    2021-4-1u2002·u2002The water absorption capacity of a hydrogel with 30 wt% of NR (30NR) was 15,200%. The compressive modulus of 30NR was 106.5 kPa, 650% higher than that of a pure PAM hydrogel. The formation of the semi-IPN structure improved mechanical properties while maintaining the adsorption performances of the hydrogels.

    Get Price
  • Effect of dose rate on water absorption of partially ...

    1998-6-1u2002·u2002Effect of dose rate and total dose on conversion* and water absorption Dose Rate Total Dose Conversion Water absorption 10-3 Gy/hkGy % g/g 3.6 10 69 890 5.3 10 71 940 11.9 10 79 950 11.9 8 37 801 11.9 9 59 896 11.9 11 75 755 11.9 12 72 730 *5 gm of HPAM and 0.94 M NVP were used for this investigation.

    Get Price
  • Effect of total dose on water absorption of partially ...

    1997-12-1u2002·u2002Effect of the degree of hydrolysis of the polyacrylamide and its copolymer on water absorption Water absorption in distilled deionized water (g g- ~) Degree of hydrolysis Copolymer of (%) HPAM* HPAM NVP 64 21 815 71 24 950 72 24 750 76 24 389 77 24 352 80 24 255 84 20 176 *Water absorption of the unhydrolyzed polyacrylamide was 18gg i Effect of ...

    Get Price
  • Effect of Polyacrylamide on Absorption Rate of Carbon ...

    2007-1-25u2002·u2002Effect of Polyacrylamide on Absorption Rate of Carbon Dioxide in ... where RAo is the absorption rate of CO2 in water. Experimental Chemicals All chemicals in this study were of reagent grade and used without further purification. The purity of both CO2 and N2 was above 99.9 %. The polymer used in this

    Get Price
  • IR spectra of polyacrylamide-based hydrogel.

    2021-12-15u2002·u2002Characterization of the hydrogel 3.1.1. IR spectra IR spectra of the polyacrylamide-based hydrogel ( Fig. 2) show the presence of absorption bands characteristic to …

    Get Price
  • Superabsorbent polymers used for agricultural water ...

    2021-2-1u2002·u2002KGM-g-P(AA-co-AM) achieved maximum water absorption rate of 650 g/g in distilled water and 70 g/g in 0.9 wt% NaCl solution . Moreover, the water absorption rate in distilled water of KGM-AA polymers can reach to 1941 g/g by adding kaolin as fillers, which indicates kaolin is a potential material to enhance water absorbency .

    Get Price
  • POLYACRYLAMIDE BASED HYDROGELS: SYNTHESIS ...

    2021-5-31u2002·u2002Polyacrylamide hydrogel is widely used in ophthalmic operations, drug treatment, food packaging products, and water purification.This review describes the various methods of synthesis of polyacrylamide based hydrogel; characterization of …

    Get Price
  • Properties of Polyacrylamides - polymerdatabase.com

    2021-8-6u2002·u2002Polyacylamides are high molecular weight water soluble or swellable polymers formed from acrylamide or its derivatives. Their glass transition temperature is well above room temperature (> 400 K). The only commercially important polyacrylamide is poly(2-propenamide) which is simply called polyacrylamide or PAM [-CH 2 CH(CONH 2)-]. It is a non ...

    Get Price
  • Wet Strength Improvement of Pineapple Leaf Paper for ...

    2019-2-4u2002·u2002good water absorption, high antimicrobial strength, good weathering resistance, and high wet strength. At present, wet media can be made of varieties of materials such as paper, plastic, or glass fiber. All above mentioned, paper is the best due to its good water absorption. Major raw material for paper

    Get Price
  • Alginate: properties and biomedical applications

    Water soluble, amphiphilic alginate derivatives grafted with cholesteryl groups were also synthesized using N,N'-dicyclohexylcarbodiimide as a coupling agent and 4-(N,N'-dimethylamino)pyridine as a catalyst at room temperature. The derivatives formed self-aggregates with a mean diameter of 136 nm in an aqueous sodium chloride solution .

    Get Price
  • Synthesis and characterization of highly elastic ...

    2021-4-1u2002·u2002The water absorption capacity of a hydrogel with 30 wt% of NR (30NR) was 15,200%. The compressive modulus of 30NR was 106.5 kPa, 650% higher than that of a pure PAM hydrogel. The formation of the semi-IPN structure improved mechanical properties while maintaining the adsorption performances of the hydrogels.

    Get Price
  • Effect of dose rate on water absorption of partially ...

    1998-6-1u2002·u2002Effect of dose rate and total dose on conversion* and water absorption Dose Rate Total Dose Conversion Water absorption 10-3 Gy/hkGy % g/g 3.6 10 69 890 5.3 10 71 940 11.9 10 79 950 11.9 8 37 801 11.9 9 59 896 11.9 11 75 755 11.9 12 72 730 *5 gm of HPAM and 0.94 M NVP were used for this investigation.

    Get Price
  • Effect of total dose on water absorption of partially ...

    1997-12-1u2002·u2002Effect of the degree of hydrolysis of the polyacrylamide and its copolymer on water absorption Water absorption in distilled deionized water (g g- ~) Degree of hydrolysis Copolymer of (%) HPAM* HPAM NVP 64 21 815 71 24 950 72 24 750 76 24 389 77 24 352 80 24 255 84 20 176 *Water absorption of the unhydrolyzed polyacrylamide was 18gg i Effect of ...

    Get Price
  • Effect of Polyacrylamide on Absorption Rate of Carbon ...

    2007-1-25u2002·u2002Effect of Polyacrylamide on Absorption Rate of Carbon Dioxide in ... where RAo is the absorption rate of CO2 in water. Experimental Chemicals All chemicals in this study were of reagent grade and used without further purification. The purity of both CO2 and N2 was above 99.9 %. The polymer used in this

    Get Price
  • IR spectra of polyacrylamide-based hydrogel.

    2021-12-15u2002·u2002Characterization of the hydrogel 3.1.1. IR spectra IR spectra of the polyacrylamide-based hydrogel ( Fig. 2) show the presence of absorption bands characteristic to …

    Get Price
  • Superabsorbent polymers used for agricultural water ...

    2021-2-1u2002·u2002KGM-g-P(AA-co-AM) achieved maximum water absorption rate of 650 g/g in distilled water and 70 g/g in 0.9 wt% NaCl solution . Moreover, the water absorption rate in distilled water of KGM-AA polymers can reach to 1941 g/g by adding kaolin as fillers, which indicates kaolin is a potential material to enhance water absorbency .

    Get Price
  • POLYACRYLAMIDE BASED HYDROGELS: SYNTHESIS ...

    2021-5-31u2002·u2002Polyacrylamide hydrogel is widely used in ophthalmic operations, drug treatment, food packaging products, and water purification.This review describes the various methods of synthesis of polyacrylamide based hydrogel; characterization of …

    Get Price
  • Properties of Polyacrylamides - polymerdatabase.com

    2021-8-6u2002·u2002Polyacylamides are high molecular weight water soluble or swellable polymers formed from acrylamide or its derivatives. Their glass transition temperature is well above room temperature (> 400 K). The only commercially important polyacrylamide is poly(2-propenamide) which is simply called polyacrylamide or PAM [-CH 2 CH(CONH 2)-]. It is a non ...

    Get Price
  • Wet Strength Improvement of Pineapple Leaf Paper for ...

    2019-2-4u2002·u2002good water absorption, high antimicrobial strength, good weathering resistance, and high wet strength. At present, wet media can be made of varieties of materials such as paper, plastic, or glass fiber. All above mentioned, paper is the best due to its good water absorption. Major raw material for paper

    Get Price
  • Alginate: properties and biomedical applications

    Water soluble, amphiphilic alginate derivatives grafted with cholesteryl groups were also synthesized using N,N'-dicyclohexylcarbodiimide as a coupling agent and 4-(N,N'-dimethylamino)pyridine as a catalyst at room temperature. The derivatives formed self-aggregates with a mean diameter of 136 nm in an aqueous sodium chloride solution .

    Get Price
  • Synthesis and characterization of highly elastic ...

    2021-4-1u2002·u2002The water absorption capacity of a hydrogel with 30 wt% of NR (30NR) was 15,200%. The compressive modulus of 30NR was 106.5 kPa, 650% higher than that of a pure PAM hydrogel. The formation of the semi-IPN structure improved mechanical properties while maintaining the adsorption performances of the hydrogels.

    Get Price
  • Effect of dose rate on water absorption of partially ...

    1998-6-1u2002·u2002Effect of dose rate and total dose on conversion* and water absorption Dose Rate Total Dose Conversion Water absorption 10-3 Gy/hkGy % g/g 3.6 10 69 890 5.3 10 71 940 11.9 10 79 950 11.9 8 37 801 11.9 9 59 896 11.9 11 75 755 11.9 12 72 730 *5 gm of HPAM and 0.94 M NVP were used for this investigation.

    Get Price
  • Effect of total dose on water absorption of partially ...

    1997-12-1u2002·u2002Effect of the degree of hydrolysis of the polyacrylamide and its copolymer on water absorption Water absorption in distilled deionized water (g g- ~) Degree of hydrolysis Copolymer of (%) HPAM* HPAM NVP 64 21 815 71 24 950 72 24 750 76 24 389 77 24 352 80 24 255 84 20 176 *Water absorption of the unhydrolyzed polyacrylamide was 18gg i Effect of ...

    Get Price
  • Effect of Polyacrylamide on Absorption Rate of Carbon ...

    2007-1-25u2002·u2002Effect of Polyacrylamide on Absorption Rate of Carbon Dioxide in ... where RAo is the absorption rate of CO2 in water. Experimental Chemicals All chemicals in this study were of reagent grade and used without further purification. The purity of both CO2 and N2 was above 99.9 %. The polymer used in this

    Get Price
  • IR spectra of polyacrylamide-based hydrogel.

    2021-12-15u2002·u2002Characterization of the hydrogel 3.1.1. IR spectra IR spectra of the polyacrylamide-based hydrogel ( Fig. 2) show the presence of absorption bands characteristic to …

    Get Price
  • Superabsorbent polymers used for agricultural water ...

    2021-2-1u2002·u2002KGM-g-P(AA-co-AM) achieved maximum water absorption rate of 650 g/g in distilled water and 70 g/g in 0.9 wt% NaCl solution . Moreover, the water absorption rate in distilled water of KGM-AA polymers can reach to 1941 g/g by adding kaolin as fillers, which indicates kaolin is a potential material to enhance water absorbency .

    Get Price
  • POLYACRYLAMIDE BASED HYDROGELS: SYNTHESIS ...

    2021-5-31u2002·u2002Polyacrylamide hydrogel is widely used in ophthalmic operations, drug treatment, food packaging products, and water purification.This review describes the various methods of synthesis of polyacrylamide based hydrogel; characterization of …

    Get Price
  • Properties of Polyacrylamides - polymerdatabase.com

    2021-8-6u2002·u2002Polyacylamides are high molecular weight water soluble or swellable polymers formed from acrylamide or its derivatives. Their glass transition temperature is well above room temperature (> 400 K). The only commercially important polyacrylamide is poly(2-propenamide) which is simply called polyacrylamide or PAM [-CH 2 CH(CONH 2)-]. It is a non ...

    Get Price
  • Wet Strength Improvement of Pineapple Leaf Paper for ...

    2019-2-4u2002·u2002good water absorption, high antimicrobial strength, good weathering resistance, and high wet strength. At present, wet media can be made of varieties of materials such as paper, plastic, or glass fiber. All above mentioned, paper is the best due to its good water absorption. Major raw material for paper

    Get Price
  • Alginate: properties and biomedical applications

    Water soluble, amphiphilic alginate derivatives grafted with cholesteryl groups were also synthesized using N,N'-dicyclohexylcarbodiimide as a coupling agent and 4-(N,N'-dimethylamino)pyridine as a catalyst at room temperature. The derivatives formed self-aggregates with a mean diameter of 136 nm in an aqueous sodium chloride solution .

    Get Price
  • Synthesis and characterization of highly elastic ...

    2021-4-1u2002·u2002The water absorption capacity of a hydrogel with 30 wt% of NR (30NR) was 15,200%. The compressive modulus of 30NR was 106.5 kPa, 650% higher than that of a pure PAM hydrogel. The formation of the semi-IPN structure improved mechanical properties while maintaining the adsorption performances of the hydrogels.

    Get Price
  • Effect of dose rate on water absorption of partially ...

    1998-6-1u2002·u2002Effect of dose rate and total dose on conversion* and water absorption Dose Rate Total Dose Conversion Water absorption 10-3 Gy/hkGy % g/g 3.6 10 69 890 5.3 10 71 940 11.9 10 79 950 11.9 8 37 801 11.9 9 59 896 11.9 11 75 755 11.9 12 72 730 *5 gm of HPAM and 0.94 M NVP were used for this investigation.

    Get Price
  • Effect of total dose on water absorption of partially ...

    1997-12-1u2002·u2002Effect of the degree of hydrolysis of the polyacrylamide and its copolymer on water absorption Water absorption in distilled deionized water (g g- ~) Degree of hydrolysis Copolymer of (%) HPAM* HPAM NVP 64 21 815 71 24 950 72 24 750 76 24 389 77 24 352 80 24 255 84 20 176 *Water absorption of the unhydrolyzed polyacrylamide was 18gg i Effect of ...

    Get Price
  • Effect of Polyacrylamide on Absorption Rate of Carbon ...

    2007-1-25u2002·u2002Effect of Polyacrylamide on Absorption Rate of Carbon Dioxide in ... where RAo is the absorption rate of CO2 in water. Experimental Chemicals All chemicals in this study were of reagent grade and used without further purification. The purity of both CO2 and N2 was above 99.9 %. The polymer used in this

    Get Price
  • IR spectra of polyacrylamide-based hydrogel.

    2021-12-15u2002·u2002Characterization of the hydrogel 3.1.1. IR spectra IR spectra of the polyacrylamide-based hydrogel ( Fig. 2) show the presence of absorption bands characteristic to …

    Get Price
  • Superabsorbent polymers used for agricultural water ...

    2021-2-1u2002·u2002KGM-g-P(AA-co-AM) achieved maximum water absorption rate of 650 g/g in distilled water and 70 g/g in 0.9 wt% NaCl solution . Moreover, the water absorption rate in distilled water of KGM-AA polymers can reach to 1941 g/g by adding kaolin as fillers, which indicates kaolin is a potential material to enhance water absorbency .

    Get Price
  • POLYACRYLAMIDE BASED HYDROGELS: SYNTHESIS ...

    2021-5-31u2002·u2002Polyacrylamide hydrogel is widely used in ophthalmic operations, drug treatment, food packaging products, and water purification.This review describes the various methods of synthesis of polyacrylamide based hydrogel; characterization of …

    Get Price
  • Properties of Polyacrylamides - polymerdatabase.com

    2021-8-6u2002·u2002Polyacylamides are high molecular weight water soluble or swellable polymers formed from acrylamide or its derivatives. Their glass transition temperature is well above room temperature (> 400 K). The only commercially important polyacrylamide is poly(2-propenamide) which is simply called polyacrylamide or PAM [-CH 2 CH(CONH 2)-]. It is a non ...

    Get Price
  • Wet Strength Improvement of Pineapple Leaf Paper for ...

    2019-2-4u2002·u2002good water absorption, high antimicrobial strength, good weathering resistance, and high wet strength. At present, wet media can be made of varieties of materials such as paper, plastic, or glass fiber. All above mentioned, paper is the best due to its good water absorption. Major raw material for paper

    Get Price
  • Alginate: properties and biomedical applications

    Water soluble, amphiphilic alginate derivatives grafted with cholesteryl groups were also synthesized using N,N'-dicyclohexylcarbodiimide as a coupling agent and 4-(N,N'-dimethylamino)pyridine as a catalyst at room temperature. The derivatives formed self-aggregates with a mean diameter of 136 nm in an aqueous sodium chloride solution .

    Get Price
  • Synthesis and characterization of highly elastic ...

    2021-4-1u2002·u2002The water absorption capacity of a hydrogel with 30 wt% of NR (30NR) was 15,200%. The compressive modulus of 30NR was 106.5 kPa, 650% higher than that of a pure PAM hydrogel. The formation of the semi-IPN structure improved mechanical properties while maintaining the adsorption performances of the hydrogels.

    Get Price
  • Effect of dose rate on water absorption of partially ...

    1998-6-1u2002·u2002Effect of dose rate and total dose on conversion* and water absorption Dose Rate Total Dose Conversion Water absorption 10-3 Gy/hkGy % g/g 3.6 10 69 890 5.3 10 71 940 11.9 10 79 950 11.9 8 37 801 11.9 9 59 896 11.9 11 75 755 11.9 12 72 730 *5 gm of HPAM and 0.94 M NVP were used for this investigation.

    Get Price
  • Effect of total dose on water absorption of partially ...

    1997-12-1u2002·u2002Effect of the degree of hydrolysis of the polyacrylamide and its copolymer on water absorption Water absorption in distilled deionized water (g g- ~) Degree of hydrolysis Copolymer of (%) HPAM* HPAM NVP 64 21 815 71 24 950 72 24 750 76 24 389 77 24 352 80 24 255 84 20 176 *Water absorption of the unhydrolyzed polyacrylamide was 18gg i Effect of ...

    Get Price
  • Effect of Polyacrylamide on Absorption Rate of Carbon ...

    2007-1-25u2002·u2002Effect of Polyacrylamide on Absorption Rate of Carbon Dioxide in ... where RAo is the absorption rate of CO2 in water. Experimental Chemicals All chemicals in this study were of reagent grade and used without further purification. The purity of both CO2 and N2 was above 99.9 %. The polymer used in this

    Get Price
  • IR spectra of polyacrylamide-based hydrogel.

    2021-12-15u2002·u2002Characterization of the hydrogel 3.1.1. IR spectra IR spectra of the polyacrylamide-based hydrogel ( Fig. 2) show the presence of absorption bands characteristic to …

    Get Price
  • Superabsorbent polymers used for agricultural water ...

    2021-2-1u2002·u2002KGM-g-P(AA-co-AM) achieved maximum water absorption rate of 650 g/g in distilled water and 70 g/g in 0.9 wt% NaCl solution . Moreover, the water absorption rate in distilled water of KGM-AA polymers can reach to 1941 g/g by adding kaolin as fillers, which indicates kaolin is a potential material to enhance water absorbency .

    Get Price
  • POLYACRYLAMIDE BASED HYDROGELS: SYNTHESIS ...

    2021-5-31u2002·u2002Polyacrylamide hydrogel is widely used in ophthalmic operations, drug treatment, food packaging products, and water purification.This review describes the various methods of synthesis of polyacrylamide based hydrogel; characterization of …

    Get Price
  • Properties of Polyacrylamides - polymerdatabase.com

    2021-8-6u2002·u2002Polyacylamides are high molecular weight water soluble or swellable polymers formed from acrylamide or its derivatives. Their glass transition temperature is well above room temperature (> 400 K). The only commercially important polyacrylamide is poly(2-propenamide) which is simply called polyacrylamide or PAM [-CH 2 CH(CONH 2)-]. It is a non ...

    Get Price
  • Wet Strength Improvement of Pineapple Leaf Paper for ...

    2019-2-4u2002·u2002good water absorption, high antimicrobial strength, good weathering resistance, and high wet strength. At present, wet media can be made of varieties of materials such as paper, plastic, or glass fiber. All above mentioned, paper is the best due to its good water absorption. Major raw material for paper

    Get Price
  • Alginate: properties and biomedical applications

    Water soluble, amphiphilic alginate derivatives grafted with cholesteryl groups were also synthesized using N,N'-dicyclohexylcarbodiimide as a coupling agent and 4-(N,N'-dimethylamino)pyridine as a catalyst at room temperature. The derivatives formed self-aggregates with a mean diameter of 136 nm in an aqueous sodium chloride solution .

    Get Price