US20030104284A1 - Electrolyte solution absorber and method of manufacturing the absorer - Google Patents

Electrolyte solution absorber and method of manufacturing the absorer Download PDF

Info

Publication number
US20030104284A1
US20030104284A1 US10/276,125 US27612502A US2003104284A1 US 20030104284 A1 US20030104284 A1 US 20030104284A1 US 27612502 A US27612502 A US 27612502A US 2003104284 A1 US2003104284 A1 US 2003104284A1
Authority
US
United States
Prior art keywords
electrolyte solution
aqueous electrolyte
group
form salts
water insoluble
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US10/276,125
Other languages
English (en)
Inventor
Yasuhito Inagaki
Haruo Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2001071221A external-priority patent/JP2002275854A/ja
Priority claimed from JP2001071075A external-priority patent/JP2002265632A/ja
Priority claimed from JP2001071223A external-priority patent/JP4821049B2/ja
Priority claimed from JP2001071076A external-priority patent/JP2002265807A/ja
Application filed by Sony Corp filed Critical Sony Corp
Assigned to SONY CORPORATION reassignment SONY CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WATANABE, HARUO, INAGAKI, YASUHITO
Publication of US20030104284A1 publication Critical patent/US20030104284A1/en
Priority to US11/197,857 priority Critical patent/US7838155B2/en
Abandoned legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1303—Paper containing [e.g., paperboard, cardboard, fiberboard, etc.]
    • Y10T428/1307—Bag or tubular film [e.g., pouch, flexible food casing, envelope, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y10T428/2998—Coated including synthetic resin or polymer

Definitions

  • the present invention relates to an absorber capable of absorbing various kinds of aqueous electrolyte solution and more particularly to an aqueous electrolyte solution absorber hardly getting out of shape upon its transportation or storage and a method for producing the absorber and further to a method for transporting the aqueous electrolyte solution absorber.
  • the water absorbers having the functions of the sandbags need to be rapidly applied to necessary positions at a necessary time, however, the sandbags have been prevented from being rapidly and sufficiently applied due to an inferior transportation property as described above.
  • the sandbags cannot be inconveniently disposed on risky positions for the persons to convey the sandbags to.
  • the inventors of the present invention earnestly and continuously studied for the purpose of achieving the above-described objects, so that they obtained a knowledge that an aqueous electrolyte solution absorbent polymer formed by introducing a hydrophilic polar group to a water insoluble polymer was used to obtain an aqueous electrolyte solution absorber having a high safety and a broad applicable range. Further, they recognized that used polymers or wastes were used especially as the water insoluble polymers for raw materials so that these materials could be effectively reused to contribute to the global environment and supply inexpensive products.
  • the inventors had a knowledge that the absorber was provided with a supporter so that the absorber scarcely got out of shape during its transportation or storage. Especially, the inventors also obtained a knowledge that the aqueous electrolyte solution absorbent polymer was supported by the supporter to more prevent the absorber from getting out of shape during its transportation or storage.
  • the inventors of the present invention found an advantage that, as the materials to be sucked, when the inorganic solid wastes such as the metals or the ceramics were made resources and employed, these materials could contribute to the global environment, since these materials were hardly treated in dismantling the parts of electronic devices.
  • the aqueous electrolyte solution absorbent polymer obtained by introducing the hydrophilic polar group to the water insoluble polymer was used to provide an electrolyte absorber whose weight and volume were small during its transportation and which absorbed water during its use to completely satisfy the weight and volume and a function of a form traceability of an outline.
  • the aqueous electrolyte solution absorber containing the aqueous electrolyte solution absorbent polymer advantageously and effectively acts on the electrolytes eluted from the components of soil in sandbags, sea water originally containing electrolytes or water leaking from a factory or the like.
  • the aqueous electrolyte solution absorber also advantageously contributes to the global environment by making resources from the polymer wastes such as polymers which have been disposed as waste with difficulty and using the polymer wastes as the resources.
  • An aqueous electrolyte solution absorber includes an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic polar group to a water insoluble polymer.
  • the hydrophilic polar group are used at least one or more kinds of hydrophilic polar groups selected from a group having a sulfonic group which may form salts, a sulfate group which may form salts, a carboxyl group which may form salts, an amide group, a nitro group, a —PO(OH) 2 group which may form salts, a —OPO(OH) 2 group which may form salts, a hydroxyl group which may form salts, and an amine base which may form salts.
  • the hydrophilic polar group is set to 0.1 to 99 mole % based on total monomer units of the water insoluble polymer.
  • the water insoluble polymer includes at least one or more kinds of aromatic rings and/or conjugated dienes in a principal chain and/or a side chain. At least one or more kinds of aromatic rings and/or conjugated dienes of 1 to 100 mole % in the water insoluble polymer are included based on total monomer units of the water insoluble polymer.
  • the aqueous electrolyte solution absorber according to the present invention further includes a solid material of specific gravity not lower than 1.
  • the solid material of specific gravity of 1 or higher is composed of any of natural mineral, waste, a material formed by binding waste, and waste having magnetism.
  • the aqueous electrolyte solution absorber contains the aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic polar group to a used water insoluble polymer.
  • the hydrophilic polar group used herein includes at least one or more kinds of hydrophilic polar groups selected from a group having a sulfonic group which may form salts, a sulfate group which may form salts, a carboxyl group which may form salts, an amide group, a nitro group, a —PO(OH) 2 group which may form salts, a —OPO(OH) 2 group which may form salts, a hydroxyl group which may form salts, and an amine base which may form salts.
  • the hydrophilic polar group of 0.1 to 99 mole % is included based on total monomer units of the water insoluble polymer.
  • the water insoluble polymer includes at least one or more kinds of aromatic rings and/or conjugated dienes in a principal chain and/or a side chain. At least one or more kinds of aromatic rings and/or conjugated dienes of 1 to 100 mole % in the water insoluble polymer are included based on total monomer units of the water insoluble polymer.
  • the aqueous electrolyte solution absorber according to the present invention further includes a solid material of specific gravity not lower than 1.
  • the solid material of specific gravity not lower than 1 is composed of any of natural mineral, waste, a material formed by binding the waste, and waste having magnetism.
  • the present invention concerns a method for producing an aqueous electrolyte solution absorber comprising a step of placing, in a water permeable bag type member, an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic group to a water insoluble polymer.
  • the hydrophilic polar group includes at least one or more kinds of groups selected from a sulfonic group which may form salts, a sulfate group which may form salts, a carboxyl group which may form salts, an amide group, a nitro group, a —PO(OH) 2 group which may form salts, a —OPO(OH) 2 group which may form salts, a hydroxyl group which may form salts, and an amine base which may form salts.
  • the hydrophilic polar group of 0.1 to 99 mole % is included based on total monomer units of the water insoluble polymer.
  • the water insoluble polymer includes at least one or more kinds of aromatic rings and/or conjugated dienes in a principal chain and/or a side chain. At least one or more kinds of aromatic rings and/or conjugated dienes of 1 to 100 mole % in the water insoluble polymer are included based on total monomer units of the water insoluble polymer.
  • a water permeable bag type member is filled with a solid material of specific gravity of 1 or higher.
  • the solid material of specific gravity not lower than 1 employed here is composed of any of natural mineral, waste, a material formed by binding waste, and waste having magnetism.
  • the present invention relates to a method for producing an aqueous electrolyte solution absorber comprising a step of placing, in a water permeable bag type member, an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic group to a used water insoluble polymer.
  • the hydrophilic polar group includes at least one or more kinds of hydrophilic polar groups selected from a group having a sulfonic group which may form salts, a sulfate group which may form salts, a carboxyl group which may form salts, an amide group, a nitro group, a —PO(OH) 2 group which may form salts, a —OPO(OH) 2 group which may form salts, a hydroxyl group which may form salts, and an amine base which may form salts.
  • the hydrophilic polar group of 0.1 to 99 mole % is included based on total monomer units of the water insoluble polymer.
  • the water insoluble polymer includes at least one or more kinds of aromatic rings and/or conjugated dienes in a principal chain and/or a side chain. At least one or more kinds of aromatic rings and/or conjugated dienes of 1 to 100 mole % in the water insoluble polymer are included based on total monomer units of the water insoluble polymer.
  • a water permeable bag type member is filled with a solid material of specific gravity not lower than 1.
  • the solid material of specific gravity not lower than 1 employed here is composed of any of natural mineral, waste, a material formed by binding waste, and waste having magnetism.
  • the present invention relates to an aqueous electrolyte solution absorber including an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic polar group to a water insoluble polymer and a supporter.
  • a supporter a network member having a flexibility is used.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • the aqueous electrolyte solution absorber includes a solid material of specific gravity not lower than 1.
  • the solid material of specific gravity not lower than 1 is composed of waste having magnetism.
  • the aqueous electrolyte solution absorber according to the present invention includes an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic polar group to a used water insoluble polymer and a supporter.
  • a supporter a network member having a flexibility is used.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • the aqueous electrolyte solution absorber includes a solid material of specific gravity not lower than 1.
  • the solid material of specific gravity not lower than 1 is composed of waste having magnetism.
  • the present invention concerns a method for producing an aqueous electrolyte solution absorber comprising a step of placing, in which a water permeable bag type member, an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic group to a water insoluble polymer and a supporter.
  • a supporter a network member having a flexibility is used.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • the water permeable bag type member is further filled with a solid material of specific gravity of 1 or higher.
  • the solid material of specific gravity of 1 or higher is composed of waste having magnetism.
  • the present invention concerns a method for producing an aqueous electrolyte solution absorber comprising a step of placing, in a water permeable bag type member, an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic group to a used water insoluble polymer and a supporter.
  • a supporter a network member having a flexibility is employed.
  • the water permeable bag member is filled with a solid material of specific gravity of 1 or higher.
  • the solid material of specific gravity 1 or higher is composed of waste having magnetism.
  • the present invention relates to an aqueous electrolyte solution absorber including an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic polar group to a water insoluble polymer and a material to be sucked.
  • the material to be sucked is a magnetic material composed of waste or a material formed by binding waste.
  • the aqueous electrolyte solution absorber according to the present invention further includes a supporter.
  • a supporter a network member having a flexibility is used.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • the aqueous electrolyte solution absorber includes an aqueous electrolyte solution absorbent polymer and a material to be sucked, the aqueous electrolyte solution absorbent polymer being obtained by introducing a hydrophilic polar group to a used water insoluble polymer.
  • the material to be sucked is a magnetic material.
  • the aqueous electrolyte solution absorber according to the present invention further includes a supporter.
  • a network member having a flexibility is used for the supporter.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • the present invention relates to a method for producing an aqueous electrolyte solution absorber comprising a step of placing, in a water permeable bag type member, an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic group to a water insoluble polymer and a material to be sucked.
  • the material to be sucked is a magnetic material.
  • the water permeable bag type member is further filled with a supporter.
  • a network member having a flexibility is used for the supporter.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • the present invention relates to a method for producing an aqueous electrolyte solution absorber comprising a step of placing, in a water permeable bag type member, an aqueous electrolyte solution absorbent polymer obtained by introducing a hydrophilic group to a used water insoluble polymer and a material to be sucked.
  • the material to be sucked is a magnetic material.
  • the water permeable bag type member is further filled with a supporter.
  • a network member having a flexibility is used for the supporter.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • the present invention relates to a method for conveying an aqueous electrolyte solution absorber comprising a step of sucking the aqueous electrolyte solution absorber including an aqueous electrolyte solution absorbent polymer and a material to be sucked, the aqueous electrolyte solution absorbent polymer being obtained by introducing a hydrophilic polar group to a water insoluble polymer.
  • the aqueous electrolyte solution absorber includes the aqueous electrolyte solution absorbent polymer and a magnetic material, the absorber being magnetically sucked; the aqueous electrolyte solution absorbent polymer being obtained by introducing the hydrophilic polar group to the water insoluble polymer.
  • the aqueous electrolyte solution absorber further includes a supporter.
  • a network member having a flexibility is used for the supporter.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • a method for conveying an aqueous electrolyte solution absorber comprises a step of sucking the aqueous electrolyte solution absorber containing an aqueous electrolyte solution absorbent polymer a material to be sucked, the aqueous electrolyte solution absorbent polymer being obtained by introducing a hydrophilic polar group to a used water insoluble polymer.
  • the aqueous electrolyte solution absorber includes the aqueous electrolyte solution absorbent polymer and a magnetic material, the absorber being magnetically sucked; the aqueous electrolyte solution absorbent polymer being obtained by introducing a hydrophilic polar group to a used water insoluble polymer.
  • the aqueous electrolyte solution absorber further includes a supporter.
  • a network member having a flexibility is used for the supporter.
  • the aqueous electrolyte solution absorbent polymer is supported by the supporter.
  • FIG. 1 is a sectional view of an aqueous electrolyte solution absorber according to the present invention when the absorber is dried.
  • FIG. 2 is a sectional view of the aqueous electrolyte solution absorber according to the present invention when the absorber absorbs liquid to swell.
  • FIG. 3 is a sectional view of an aqueous electrolyte solution absorber according to the present invention when the absorber is dried.
  • FIG. 4 is a sectional view of the aqueous electrolyte solution absorber according to the present invention when the absorber absorbs liquid to swell.
  • FIG. 5 is a sectional view of an aqueous electrolyte solution absorber according to the present invention including soil and/or a solid material of specific gravity of 1 or higher when the absorber is dried.
  • FIG. 6 is a sectional view of the aqueous electrolyte solution absorber according to the present invention including the soil and/or the solid material of specific gravity of 1 or higher when the absorber absorbs liquid to swell.
  • FIG. 7 is a view showing a conveying manner when an aqueous electrolyte solution absorber according to the present invention is magnetically sucked and conveyed.
  • FIG. 8 is a view showing a conveying manner when an aqueous electrolyte solution absorber according to the present invention is magnetically sucked and conveyed.
  • an aqueous electrolyte solution absorber 1 as shown in FIGS. 1 and 2 will be described below.
  • the “aqueous electrolyte solution absorber” described herein there is exemplified a member having a function as a sandbag employed for raising an embankment or preventing the collapse of the embankment and restoring it in the overflow of the sea and rivers, or a member having a function for removing unnecessary water remaining in a water leakage or a flood and so on.
  • the aqueous electrolyte solution absorber 1 is provided with a water permeable bag type member 2 and aqueous electrolyte solution absorbent polymers 3 a and 3 b contained in the water permeable bag type member 2 .
  • the aqueous electrolyte solution absorber 1 comprises, in its dried state, the aqueous electrolyte solution absorbent polymer 3 a under a dried state and the water permeable bag type member 2 as shown in the sectional view of FIG. 1, and, comprises in its liquid absorbing and swelling state, the aqueous electrolyte solution absorbent polymer 3 b and the water permeable bag type member 2 under the liquid absorbing and swelling state as shown in the sectional view of FIG. 2.
  • reference numeral 4 in FIGS. 1 and 2 designates soil or solid materials of specific gravity of 1 or higher except the soil.
  • the aqueous electrolyte solution absorbent polymer used in the present invention is ordinarily produced by introducing a hydrophilic group to a water insoluble polymer.
  • the aqueous electrolyte solution absorbent polymer used as a raw material is not especially limited to any specific raw material.
  • the water insoluble polymer obtained from inexpensive commodity monomers is preferably employed as the raw material.
  • commodity water insoluble polymers there are specifically exemplified the following polymers.
  • ABS acrylonitrile-butadiene-styrene
  • HIPS high impact polystyrene
  • SBC styrene-butadiene elastomer
  • SAN styrene-acrylonitrile
  • PAN polyacrylonitrile polymer
  • PS polystyrene
  • nylon polymer polyolefine (for instance, polyethylene, polypropylene, polyisoprene, etc.) polymer, polyvinyl chloride (PVC), polyphenylene ether (PPE), polyphenylene sulfide (PPS), polycarbonate (PC), polyethylene terephthalate (PET), polybutylene terephthalate (PBT), polysulfone, polyallyl sulfone, polyether sulfone, polythioether sulfone, polyether ketone, polyether im
  • aqueous electrolyte solution absorbent polymer used as the raw material such materials having aromatic ring or conjugated diene structures as mentioned below to which a hydrophilic polar group is easily introduced may be preferably employed among the above-described polymers.
  • the content of the aromatic ring and/or conjugated diene units in the water insoluble polymer is desirably located within a range of about 1 to 100 mole % based on total monomer units of the water insoluble polymer.
  • the above-described content is preferably about 1 mole % or higher.
  • the molecular weight (Mw) of the water insoluble polymer material is not especially limited to any specific value. However, weight average molecular weight (Mw) of about 1,000 to 20,000,000, and further of about 10,000 to 1,000,000 is ordinarily specified. When the molecular weight is higher than 1,000, an inconvenience that the water insoluble polymer material is completely dissolved in the aqueous electrolyte solution by introducing the hydrophilic polar group thereto so that the state of gel cannot be maintained after the absorption of the solution can be avoided. When the molecular weight is lower than 20,000,000, the introduction of the hydrophilic polar group is made more easily to improve a practicality.
  • These water insoluble polymers may be newly produced and unused granular polymers (virgin pellets) or used water insoluble polymers formed for the purpose of a specific use or wastes.
  • wastes there are exemplified, for example, waste products (incomplete products) in the process of production of resin materials or molded products, casings or various kinds of parts materials which have been already used for electric products, motor vehicles, etc. or tubes or hoses, various kinds of cushioning materials, etc.
  • the used water insoluble polymers mean water insoluble polymers recovered from the above-mentioned wastes, etc. Places where the wastes are provided may be any of factories, shops, homes, etc. Since most of the wastes (for instance, incomplete products, or the like) recovered from the factories or the shops have compositions relatively more uniform than general waste from the homes or the like, they are more desirable.
  • the water insoluble polymers may be alloy materials with other polymers, the wastes including addition agents such as a pigment, a stabilizer, a flame retarder, a plasticizer, a filler, a curing type adhesive, other adjuvants, or used water insoluble polymers. Further, the water insoluble polymer may be a mixture of the used water insoluble polymer or the waste and virgin materials.
  • the present invention is designed to convert the water insoluble polymer to the aqueous electrolyte solution absorbent polymer by introducing a hydrophilic polar group to the water insoluble polymer.
  • the hydrophilic polar group has an effect for increasing an absorptivity to the aqueous electrolyte solution.
  • hydrophobic parts in the water insoluble polymer principal chains, aromatic rings and parts to which the hydrophilic polar groups are not introduced have effects for preventing the water insoluble polymer from being dissolved in various types of aqueous electrolyte solutions.
  • hydrophilic polar groups there may be exemplified polar groups such as acidic groups, basic groups, etc.
  • the acidic groups or the basic groups may form salts.
  • these hydrophilic groups there may be specifically enumerated a sulfonic group which may form salts expressed by a formula —SO 3 M (in the formula, M designates a hydrogen atom or cation of metal such as sodium, potassium, etc.), a sulfate group which may form salts expressed by a formula —OSO 3 M (in the formula, M designates the same meaning as the above), a phospho group which may form salts expressed by a formula —PO(OM 1 ) (OM 2 ) or a formula —OPO(OM 1 ) (OM 2 ) (in the formulas, M 1 and M 2 are the same or different from each other and have the same meaning as the above-described M), a hydroxyl group which may form salts expressed by a formula —OM 3 (in the
  • an amine base which may form salts such as an amino group, a secondary amino group (for instance, a methyl amino group), a tertiary amino group (for instance, dimethyl amino group), a quaternary ammonium group (for instance, trimethyl ammonium chloride group) etc.
  • an amide group for instance, a nitro group, etc.
  • the water insoluble polymer having aromatic rings is preferably made to directly react with a sulfonation agent such as concentrated sulfuric acid (the sulfuric acid of about 70 wt % or higher is more preferable), sulfuric anhydride, fuming sulfuric acid, chlorosulfonic acid, or the water insoluble polymer is made to react with the sulfonation agent while the polymer is dissolved or dispersed in an organic solvent to introduce the sulfonic group thereto, and the obtained material is subsequently neutralized by a basic compound (for instance, sodium hydroxide, potassium hydroxide, etc.) to be converted into sulfonate.
  • a basic compound for instance, sodium hydroxide, potassium hydroxide, etc.
  • Reaction temperature upon introducing the sulfonic group to the polymer is greatly different depending on whether or not the organic solvent is used.
  • the reaction temperature is generally located within a range of about 0° C. to 200° C. and preferably within a range of about 30° C. to 120° C.
  • reaction speed is sufficiently accelerated to obtain an aqueous electrolyte solution absorbent polymer having a better performance.
  • Reaction time is greatly different depending on the reaction temperature and generally 1 minute to 40 hours, and preferably, 5 minutes to 2 hours. This condition is preferable since a reaction is more satisfactorily advanced to obtain a good productive efficiency.
  • the water insoluble polymer having unsaturated bonds is firstly made to react with aqueous sulfuric acid solution of high temperature to first introduce the sulfate group thereto, and then, the obtained material is made to react with a basic compound (for instance, sodium hydroxide, potassium hydroxide, etc.) to obtain sulfate.
  • a basic compound for instance, sodium hydroxide, potassium hydroxide, etc.
  • n-butyl lithium is added to the water insoluble polymer having aromatic rings, and then, the obtained material is made to react with dry ice to introduce the carboxyl group thereto. Then, the obtained material is made to react with a basic compound (for instance, sodium hydroxide, potassium hydroxide, etc.) to obtain carboxylate.
  • a basic compound for instance, sodium hydroxide, potassium hydroxide, etc.
  • the water insoluble polymer having a nitrile group is hydrolyzed by heated concentrated sulfuric acid or heated alkali (for instance, aqueous sodium hydroxide solution, aqueous potassium hydroxide solution, etc.) so that the amide group can be introduced.
  • heated concentrated sulfuric acid or heated alkali for instance, aqueous sodium hydroxide solution, aqueous potassium hydroxide solution, etc.
  • the water insoluble polymer having aromatic rings is preferably made to react with the mixed solution of fuming nitric acid or nitric acid and sulfuric acid so that the nitro group can be introduced.
  • phosphorus trichloride is added to the water insoluble polymer having aromatic rings and then hydrolyzed to firstly introduce the —PO(OH) 2 group thereto, and then, the obtained material is made to react with a basic compound (for instance, sodium hydroxide, potassium hydroxide, etc.) to obtain a salt of the —PO(OH) 2 group.
  • a basic compound for instance, sodium hydroxide, potassium hydroxide, etc.
  • phosphorus trichloride is preferably added to the water insoluble polymer having unsaturated bonds and then hydrolyzed to firstly introduce the —OPO(OH) 2 group thereto, and then, the obtained material is allowed to react with a basic compound (for instance, sodium hydroxide, potassium hydroxide, etc.) so that a salt of the —OPO(OH) 2 group can be obtained.
  • a basic compound for instance, sodium hydroxide, potassium hydroxide, etc.
  • the water insoluble polymer having unsaturated bonds is preferably made to react with aqueous sulfuric acid solution to firstly introduce the hydroxyl group thereto, and then, the obtained material is made to react with a basic compound (for instance, sodium hydroxide, potassium hydroxide, etc.) so that a salt of the hydroxyl group can be obtained.
  • a basic compound for instance, sodium hydroxide, potassium hydroxide, etc.
  • the water insoluble polymer having aromatic rings is preferably chloromethylated in accordance with the Friedel-Crafts reaction, and then, the obtained product is made to react with ammonia or various kinds of amine compounds so that tertiary or quaternary amine salts can be introduced as ionic groups.
  • the introduction of a primary amino group or a secondary amino group or the conversion of these amino groups into salts may be carried out by well-known methods.
  • the hydrophilic polar group introducing agents or the basic compounds may be virgin agents, waste liquid exhausted from factories, or regenerated products.
  • the waste liquid is more preferably used for producing the aqueous electrolyte solution absorbent polymer employed in the present invention from the viewpoint of effective use of resources.
  • hydrophilic polar groups may be introduced to the water insoluble polymer or two or more kinds of them may be introduced thereto. Further, the amount of these hydrophilic polar groups introduced to the water insoluble polymer is desirably located within a range of about 0.1 to 99 mole % based on total monomer units in the polymer. To suppress the dissolution of the polymer to which the hydrophilic polar groups are introduced in water and to improve an absorptivity to the aqueous electrolyte solution, the above-described range is preferable.
  • a well-known process may be further applied to the aqueous electrolyte solution absorbent polymer obtained by the above-described methods.
  • a reaction product which is ordinarily a gel material obtained by the above-described introduction and reaction of the hydrophilic polar group is preferably filtered, rinsed, and then dried or dehydrated, so that a polymer having various kinds of excellent absorbing powers can be obtained.
  • aqueous electrolyte solution absorbent polymer of the present invention may be produced by polymerizing monomers to which the hydrophilic polar groups are introduced with principal chains and/or side chains by well-known means.
  • aqueous electrolyte solution absorbent polymer used in the present invention may be further blended other component, for instance, a conventionally well-known aqueous electrolyte solution absorbent polymer (for instance, a material obtained by adding and polymerizing a cross-linking monomer), a stabilizer, a moisture absorbent, a curing type adhesive, etc. as desired.
  • a conventionally well-known aqueous electrolyte solution absorbent polymer for instance, a material obtained by adding and polymerizing a cross-linking monomer
  • a stabilizer for instance, a material obtained by adding and polymerizing a cross-linking monomer
  • a stabilizer for instance, a stabilizer, a moisture absorbent, a curing type adhesive, etc.
  • a polymer capable of various kinds of aqueous electrolyte solutions with high concentration can be obtained by preferably introducing the hydrophilic polar group to the water insoluble polymer in accordance with the above-described method, no matter which method may be used.
  • aqueous electrolyte solutions which can be absorbed by the aqueous electrolyte solution absorbent polymer thus obtained there may be exemplified, various kinds of inorganic salt compounds or organic salt compounds, inorganic acid or inorganic bases, and organic acid or organic bases. More specifically, sea water, waste water, muddy water, etc may be enumerated.
  • the aqueous electrolyte solution absorber according to the present invention has a more effective absorbing power for the aqueous electrolyte solution including sodium salt, calcium salt, magnesium salt, etc. especially contained in soil or sea water.
  • the aqueous electrolyte solution When the aqueous electrolyte solution is absorbed by the aqueous electrolyte solution absorber according to the present invention, the aqueous electrolyte solution may be in any of states of gas, liquid and solid with no trouble.
  • the aqueous electrolyte solution absorbent polymer When the aqueous electrolyte solution is in a state of liquid, the aqueous electrolyte solution absorbent polymer is directly added to the aqueous electrolyte solution to absorb the aqueous electrolyte solution.
  • the polymer When the aqueous electrolyte solution is in a state of gas, the polymer is made to come into contact with liquefied or gaseous electrolyte solution so that the aqueous electrolyte solution can be absorbed.
  • the aqueous electrolyte solution when the aqueous electrolyte solution is in a state of solid, the aqueous electrolyte solution dissolved in other aqueous electrolyte solution can be absorbed by the absorber.
  • the aqueous electrolyte solution is more preferably in a state of liquid.
  • a cloth composed of natural fibers or synthetic fibers is used as a material for the water permeable bag type member 2 .
  • natural fibers for instance, cotton, linen, silk, etc. may be exemplified.
  • synthetic fibers there may be exemplified, polyamide, polyimide, polyester, polyethylene, polypropylene, etc.
  • the material is preferably formed by independently knitting or weaving these fibers or the mixture of them.
  • the material may be made of a nonwoven fabric.
  • the material may be composed of a film type member having pores passing through the front and back thereof.
  • soil and/or solid materials of specific gravity of 1 or higher can be included in the water permeable bag type member except the aqueous electrolyte solution absorbent polymer.
  • the aqueous electrolyte solution absorber according to the present invention has an advantage that the absorber is hardly made to flow by water or the like especially during the initial stage of its installation.
  • the solid materials of specific gravity of 1 or higher there may be exemplified a solid material made of natural minerals, a solid material made of waste and a solid material formed by binding the waste.
  • materials of them there are exemplified plastic, metal, ceramics, glass, or the mixture of them.
  • polymer materials of specific gravity of 1 or lower can be used. The polymer materials used for binding are not especially limited to specific materials.
  • polystyrene polystyrene, styrene-propylene copolymer, styrene-butadiene copolymer, styrene-vinyl chloride copolymer, styrene-vinyl acetate copolymer, styrene-acrylic ester copolymer, styrene-methacrylic ester copolymer, polyester resin, polyvinyl alcohol, water soluble resins such as casein, sodium polyacrylate etc., alcohol soluble resins such as copolymer nylon, methoxymethylated nylon etc., curing type resins forming a three-dimensional network structure such as polyurethane, melamine resin, epoxy resin, etc.
  • the solid materials of specific gravity of 1 or higher materials having magnetism can be used.
  • the aqueous electrolyte solution absorber according to the present invention can be magnetically attracted and advantageously moved and transported by a crane or the like due to this magnetism. Further, the aqueous electrolyte solution absorber can be identified due to the magnetism.
  • the materials having the magnetism there may be exemplified materials having ferrimagnetism, ferromagnetism or parasitic magnetism. More specifically, as the ferromagnetic materials, there may be exemplified iron, nickel, cobalt or alloys of them, alloys including them, transition metals or alloys of them, and alloys including rare earth elements. Further, the ferrimagnetic materials include magnetite, maghemite, hematite, manganese zinc ferrite, manganese nickel ferrite, barium ferrite, strontium ferrite, etc. These materials may be composed of natural minerals, waste or materials formed by binding the waste.
  • These materials have specific gravity higher than those of ordinary inorganic materials to increase the weight of the aqueous electrolyte solution absorber, so that even the aqueous electrolyte solution absorber which absorbs liquid can effectively and relatively increase its weight. Further, these materials can be obtained from inductor elements or speakers of used electric devices, or the deflection yokes of televisions. Since these members are hardly treated in the dismantling step of electronic devices, they are serviceable in view of effective use of them.
  • the aqueous electrolyte solution absorber according to the present invention can be applied not only to deionized water but also to water including electrolytes such as sea water, waste water, muddy water, etc.
  • the absorber of the present invention can be applied to the raising an embankment in the seaside or the prevention and restoration of the collapse of the embankment, or to the water leakage from factories, especially, to the water leakage from tanks for storing aqueous electrolyte solution in the factories belonging to the field of a battery or plating industry.
  • the aqueous electrolyte solution absorber of the present invention has a liquid absorptivity higher than that of a conventional aqueous electrolyte solution absorber and can adequately meet an instance in which a large amount of aqueous electrolyte solution needs to be absorbed or an instance in which the solution needs to be rapidly absorbed.
  • the aqueous electrolyte solution absorber according to the present invention is low both in weight and volume upon its transportation and absorbs water upon its use so that the absorber of the present invention adequately satisfies a function of a form followability for its weight, volume and outline.
  • the aqueous electrolyte solution absorber according to the present invention can be manufactured by employing used polymers or wastes, and also manufactured by using contained solid materials of specific gravity of 1 or higher and members hardly treated in a dismantling step of electronic devices, as desired, these wastes or the like can be effectively reused and accordingly, the absorber of the present invention can advantageously contribute to a global environment.
  • an aqueous electrolyte solution absorber 1 as shown in FIGS. 3 and 4 will be described below.
  • aqueous electrolyte solution absorber a member having a function as a sandbag employed for raising an embankment or preventing the collapse of the embankment and restoring it in the overflow of the sea and rivers, or a member having a function for removing unnecessary water, which may include electrolytes, remaining in a water leakage or a flood and so on.
  • the aqueous electrolyte solution absorber 1 is provided with a water permeable bag type member 2 and an aqueous electrolyte solution absorbent polymer 3 and supporters 5 contained in the water permeable bag type member 2 as shown in FIGS. 3 and 4.
  • the aqueous electrolyte solution absorber 1 comprises, in its dried state, an aqueous electrolyte solution absorbent polymer 3 a under a dried state, the supporters 5 and the water permeable bag type member 2 as shown in the sectional view of FIG.
  • FIG. 3 a sectional view of the aqueous electrolyte solution absorber 1 according to the present invention in which soil or solid materials 4 of specific gravity of 1 or higher are included under its dried state is shown in FIG. 5 and a sectional view of the absorber under a liquid absorbing and swelling state is shown in FIG. 6.
  • a cloth composed of natural fibers or synthetic fibers is used as a material for the water permeable bag type member 2 .
  • natural fibers for instance, cotton, linen, silk, etc. may be exemplified.
  • synthetic fibers there may be exemplified, polyamide, polyimide, polyester, polyethylene, polypropylene, etc.
  • the material is preferably composed of a cloth formed by independently knitting or weaving these fibers or the mixture of them.
  • the material may be made of a nonwoven fabric.
  • the material may be composed of a film type member having pores passing through the front and back thereof.
  • the form or material of the supporter 5 in the present invention which can support the aqueous electrolyte solution absorbent polymer is not especially limited to a specific form or material.
  • the “support” indicates the adhesion or impregnation of modified polymer compounds to prevent the modified polymer compounds from being extremely inclined in the water permeable bag type member 2 .
  • a network member having a flexibility is specifically preferable.
  • the flexible network member 5 a cloth composed of natural fibers or synthetic fibers is used.
  • materials of them the same materials as those of the water permeable bag type member 2 can be used. That is, as natural fibers, for instance, cotton, linen, silk, etc. may be exemplified.
  • synthetic fibers there may be exemplified, polyamide, polyimide, polyester, polyethylene, polypropylene, etc.
  • the material is preferably composed of a cloth formed by independently knitting or weaving these fibers or the mixture of them. However, according to circumstances, the material may be made of a nonwoven fabric or paper. Further, according to circumstances, the material may be composed of a film type member having pores passing through the front and back thereof.
  • the supporter 5 preferably, the network member having a flexibility desirably has an occupation rate of through holes higher than that of the water permeable bag type member 2 . Accordingly, the aqueous electrolyte solution absorbent polymer is adhered to the supporter or the supporter is impregnated with the aqueous electrolyte solution absorbent polymer, so that the aqueous electrolyte solution absorbent polymer can be fixed to the supporter 5 .
  • the aqueous electrolyte solution absorbent polymer can be prevented from being biased to get out of shape in the aqueous electrolyte solution absorber.
  • the aqueous electrolyte solution absorbent polymer can be prevented from being biased to get out of shape in the aqueous electrolyte solution absorber.
  • the number of times of repeated uses can be advantageously increased.
  • a method for fixing the aqueous electrolyte solution absorbent polymer to the supporter in the present invention by adhering the aqueous electrolyte solution absorbent polymer to the supporter or impregnating the supporter with the aqueous electrolyte solution absorbent polymer may be exemplified a method for applying a water dispersion system of the aqueous electrolyte solution absorbent polymer in a liquid absorbing and swelling state to the supporter to dry it.
  • this method is preferably used in the present invention.
  • a still another method may be employed a method for impregnating the supporter with water or organic liquid, adhering the aqueous electrolyte solution absorbent polymer in a dried state to the supporter and drying the liquid.
  • a sheet type member fixed to the supporter by adhering the aqueous electrolyte solution absorbent polymer to the supporter or impregnating the supporter with the aqueous electrolyte solution absorbent polymer in accordance with the above-described methods is obtained by performing a compressing operation with a static pressure press or a roller.
  • the compressing operation can be carried out at room temperature, and more effectively carried out under a heated state at room temperature or higher.
  • soil and/or solid materials 4 of specific gravity of 1 or higher can be included in the water permeable bag type member except the aqueous electrolyte solution absorbent polymer.
  • the aqueous electrolyte solution absorber according to the present invention has an advantage that the absorber is hardly made to flow by water or the like especially during the initial stage of its installation.
  • the solid materials 4 of specific gravity of 1 or higher there may be exemplified a solid material made of natural minerals, a solid material made of waste and a solid material formed by binding the waste.
  • materials of them there are exemplified plastic, metal, ceramics, glass, or the mixture of them.
  • polymer materials of specific gravity of 1 or lower can be used. The polymer materials used for binding are not especially limited to specific materials.
  • polystyrene polystyrene, styrene-propylene copolymer, styrene-butadiene copolymer, styrene-vinyl chloride copolymer, styrene-vinyl acetate copolymer, styrene-acrylic ester copolymer, styrene-methacrylic ester copolymer, polyester resin, polyvinyl alcohol, water soluble resins such as casein, sodium polyacrylate etc., alcohol soluble resins such as copolymer nylon, methoxymethylated nylon etc., curing type resins forming three-dimensional network structures such as polyurethane, melamine resin, epoxy resin, etc.
  • the solid materials 4 of specific gravity of 1 or higher materials having magnetism can be used.
  • the aqueous electrolyte solution absorber according to the present invention can be magnetically attracted and advantageously moved and transported by a crane or the like due to this magnetism. Further, the aqueous electrolyte solution absorber can be identified due to the magnetism.
  • the materials having the magnetism there may be exemplified materials having ferrimagnetism, ferromagnetism or parasitic magnetism. More specifically, as the ferromagnetic materials, there may be exemplified iron, nickel, cobalt or alloys of them, alloys including them, transition metals or alloys of them, and alloys including rare earth elements. Further, the ferrimagnetic materials include magnetite, maghemite, hematite, manganese zinc ferrite, manganese nickel ferrite, barium ferrite, strontium ferrite, etc. These materials may be composed of natural minerals, waste or materials formed by binding the waste.
  • These materials have specific gravity higher than those of ordinary inorganic materials to increase the weight of a sandbag, so that even the sandbag which absorbs liquid can effectively and relatively increase its weight. Further, these materials can be obtained from inductor elements or speakers of used electric devices, or the deflection yokes of televisions. Since these members are hardly treated in the dismantling step of electronic devices, they are serviceable in view of effective use of them.
  • the aqueous electrolyte solution absorber according to the present invention is low both in weight and volume upon its transportation and absorbs water upon its use so that the absorber of the present invention adequately satisfies a function of a form followability for its weight, volume and outline. Further, the aqueous electrolyte solution absorber rarely gets out of shape during its transportation and storage.
  • the aqueous electrolyte solution absorber according to the present invention can be employed as an excellent substitute for the sandbag due to these features.
  • the aqueous electrolyte solution absorber can be applied not only to pure water, but also to water including electrolytes such as sea water, waste water, muddy water, etc.
  • the absorber of the present invention can be applied to the raising an embankment in the sea or rivers or the prevention and restoration of the collapse of the embankment, or to the water leakage from factories, especially, to the water leakage from tanks for storing aqueous electrolyte solution in the factories belonging to the field of a battery industry or a plating industry.
  • the aqueous electrolyte solution absorber of the present invention has an excellent liquid absorptivity and handling characteristics as compared with the conventional sandbag (for instance, a linen bag filled with soil).
  • the aqueous electrolyte solution absorber according to the present invention can be manufactured by employing used polymers or wastes, and solid materials of specific gravity of 1 or higher contained as desired can be also manufactured by using members hardly treated in a dismantling step of electronic devices, these wastes or the like can be effectively reused and accordingly, the absorber of the present invention can advantageously contribute to a global environment and to the provision of an inexpensive product.
  • an aqueous electrolyte solution absorber 1 as shown in FIG. 6 is used as an aqueous electrolyte solution absorber to which the present invention is applied.
  • This aqueous electrolyte solution absorber is the same as that described in the second embodiment.
  • aqueous electrolyte solution absorber As the “aqueous electrolyte solution absorber” described herein, there is exemplified as mentioned above, a member having a function as a sandbag employed for raising an embankment or preventing the collapse of the embankment and restoring it in the overflow of the sea and rivers, or a member having a function for removing unnecessary water remaining in a water leakage or a flood and so on.
  • the aqueous electrolyte solution absorber 1 is provided with a water permeable bag type member 2 and an aqueous electrolyte solution absorbent polymer 3 and a magnetic material 4 included in the water permeable bag type member 2 .
  • the aqueous electrolyte solution absorber I comprises, in its dried state, an aqueous electrolyte solution absorbent polymer 3 a under a dried state, the magnetic material 4 and the water permeable bag type member 2 as shown in the sectional view of FIG.
  • FIG. 1 a sectional view of the aqueous electrolyte solution absorber 1 according to the present invention in which the supporter 5 is included under its dried state is shown in FIG. 3 and a sectional view of the absorber under a liquid absorbing and swelling state is shown in FIG. 4.
  • the aqueous electrolyte solution absorbent polymer used in the present invention is ordinarily produced by introducing a hydrophilic group to the water insoluble polymer.
  • the aqueous electrolyte solution absorbent polymer used as a raw material is not especially limited to a specific material, however, a water insoluble polymer obtained from an inexpensive commodity monomer is preferably employed as a raw material.
  • the above-described commodity water insoluble polymer is described in the first embodiment.
  • a material 4 to be sucked is included as well as the aqueous electrolyte solution absorbent polymers 3 a and 3 b .
  • a magnetic material having magnetism is preferably used as the material 4 to be sucked.
  • the magnetic materials are included as described above, so that the aqueous electrolyte solution absorber 1 is magnetically sucked by using a magnetic suction means 6 as shown in FIGS. 7 and 8 and moved and conveyed by a conveyor or a crane or the like. Accordingly, the aqueous electrolyte solution absorber can be advantageously conveyed to a risky place for persons to move and rapidly conveyed upon emergency. Further, the aqueous electrolyte solution absorber can be advantageously identified due to the magnetism.
  • the materials having the magnetism there may be exemplified materials having ferrimagnetism, ferromagnetism or parasitic magnetism. More specifically, as the ferromagnetic materials, there may be exemplified iron, nickel, cobalt or alloys of them, alloys including them, transition metals or alloys of them, and alloys including rare earth elements. Further, the ferrimagnetic materials include magnetite, maghemite, hematite, manganese zinc ferrite, manganese nickel ferrite, barium ferrite, strontium ferrite, etc. These materials may be composed of natural minerals, waste or materials formed by binding the waste.
  • these materials can be obtained from inductor elements or speakers of used electric devices, or the deflection yokes of televisions. Since these members are hardly treated in the dismantling step of electronic devices, they are serviceable in view of effective use of them. Further, a technique for obtaining the ferrite using used dry cells is developed, which can be effectively adapted to the present invention from the above described point of view.
  • These magnetic materials have specific gravity larger than those of ordinary inorganic materials to increase the weight of the aqueous electrolyte solution absorber, so that even the aqueous electrolyte solution absorber which absorbs aqueous electrolyte solution effectively and relatively increases its weight.
  • a cloth composed of natural fibers or synthetic fibers is used as a material for the water permeable bag type member 2 .
  • natural fibers for instance, cotton, linen, silk, etc. may be exemplified.
  • synthetic fibers there may be exemplified, polyamide, polyimide, polyester, polyethylene, polypropylene, etc.
  • the material is preferably composed of a cloth formed by independently knitting or weaving these fibers or the mixture of them.
  • the material may be made of a nonwoven fabric.
  • the material may be composed of a film type member having pores passing through the front and back thereof.
  • a supporter may be included in the water permeable bag type member 2 as well as the aqueous electrolyte solution absorbent polymer and the magnetic materials.
  • the form or material of the supporter 5 in the present invention which can support the aqueous electrolyte solution absorbent polymer is not especially limited to a specific form or material.
  • the “support” indicates the adhesion or impregnation of modified polymer compounds to prevent the modified polymer compounds from being extremely inclined in the water permeable bag type member 2 .
  • a network member having a flexibility is specifically preferable.
  • the flexible network member 5 a cloth composed of natural fibers or synthetic fibers is used. As materials of them, the same materials as those of the water permeable bag type member 2 can be used. That is, as natural fibers, for instance, cotton, linen, silk, etc. may be exemplified.
  • the synthetic fibers there may be exemplified, polyamide, polyimide, polyester, polyethylene, polypropylene, etc.
  • the material is preferably composed of a cloth formed by independently knitting or weaving these fibers or the mixture of them.
  • the material may be made of a nonwoven fabric or paper.
  • the material may be composed of a film type member having pores passing through the front and back thereof.
  • the supporter 5 preferably, the network member having a flexibility desirably has an occupation rate of through holes higher than that of the water permeable bag type member 2 . Accordingly, the aqueous electrolyte solution absorbent polymer is adhered to the supporter or the supporter is impregnated with the aqueous electrolyte solution absorbent polymer, so that the aqueous electrolyte solution absorbent polymer can be fixed to the supporter.
  • the aqueous electrolyte solution absorbent polymer can be prevented from being biased to get out of shape in the aqueous electrolyte solution absorber.
  • the aqueous electrolyte solution absorbent polymer can be prevented from being biased to get out of shape in the aqueous electrolyte solution absorber.
  • the number of times of repeated uses can be advantageously increased.
  • a method for fixing the aqueous electrolyte solution absorbent polymer to the supporter in the present invention by adhering the aqueous electrolyte solution absorbent polymer to the supporter or impregnating the supporter with the aqueous electrolyte solution absorbent polymer may be exemplified a method for applying a water dispersion system of the aqueous electrolyte solution absorbent polymer in a liquid absorbing and swelling state to the supporter to dry it.
  • soil and/or solid materials of specific gravity of 1 or higher can be included in the water permeable bag type member except the aqueous electrolyte solution absorbent polymer.
  • the aqueous electrolyte solution absorber according to the present invention has an advantage that the absorber is hardly made to flow by water or the like especially during the initial stage of its installation.
  • polystyrene polystyrene, styrene-propylene copolymer, styrene-butadiene copolymer, styrene-vinyl chloride copolymer, styrene-vinyl acetate copolymer, styrene-acrylic ester copolymer, styrene-methacrylic ester copolymer, polyester resin, polyvinyl alcohol, water soluble resins such as casein, sodium polyacrylate etc., alcohol soluble resins such as copolymer nylon, methoxymethylated nylon etc., curing type resins forming three-dimensional network structures such as polyurethane, melamine resin, epoxy resin, etc.
  • the aqueous electrolyte solution absorber according to the present invention is low both in weight and volume upon its transportation and includes the materials to be sucked, a large amount of absorbers can be rapidly transported by magnetically sucking them through suction means corresponding to the materials to be sucked, for instance, when the materials to be sucked are magnetic materials.
  • the aqueous electrolyte solution absorber absorbs water upon its use to adequately satisfy a function of a form followability for weight, volume and outline.
  • the aqueous electrolyte solution absorber according to the present invention can be employed as an excellent substitute for the sandbag due to these features.
  • the absorber can be applied not only to pure water, but also to water including electrolytes such as sea water, waste water, muddy water, etc.
  • the absorber of the present invention can be applied to the raising an embankment in the sea or rivers or the prevention and restoration of the collapse of the embankment, or to the water leakage from factories, especially, to the water leakage from tanks for storing aqueous electrolyte solution in the factories belonging to the field of a battery industry or a plating industry.
  • the aqueous electrolyte solution absorber of the present invention has an excellent liquid absorptivity and handling characteristics as compared with the conventional sandbag (for instance, a linen bag filled with soil).
  • the aqueous electrolyte solution absorber according to the present invention advantageously has an applicable range wider than that of the conventional aqueous electrolyte solution absorber, that is, is capable of absorbing many kinds of aqueous electrolyte solutions.
  • the aqueous electrolyte solution absorber according to the present invention can be manufactured by employing used polymers or wastes, and the solid materials of specific gravity of 1 or higher contained as desired can be manufactured by using members hardly treated in a dismantling step of electronic devices, these wastes or the like can be effectively reused and accordingly, the absorber of the present invention can advantageously contribute to an global environment and to the provision of inexpensive products.
  • a method for conveying an aqueous electrolyte solution absorber wherein the aqueous electrolyte solution absorber including an aqueous electrolyte solution absorbent polymer and materials to be sucked in a water permeable bag type member is sucked. More specifically, there is exemplified as a preferred embodiment, a method for magnetically sucking and conveying the aqueous electrolyte solution absorber 1 by using magnetic materials having magnetism illustrated as the materials 4 to be sucked in the embodiments 1 to 3 and a magnetic suction means 6 shown in FIGS. 7 and 8.
  • the absorber is sucked and conveyed by employing the materials to be sucked, so that a large amount of absorbers can be moved and conveyed at a time by, for instance, a conveyor, a crane, etc.
  • the absorbers can be transported to a risky place where persons must go with danger and can be rapidly transported upon emergency.
  • the aqueous electrolyte solution absorber can be advantageously identified due to its magnetism.
  • an aqueous electrolyte solution absorber suitable for the conveying method of the present invention will be described by referring to the drawings.
  • the aqueous electrolyte solution absorber 1 as shown in FIGS. 3 to 6 is employed as the aqueous electrolyte solution absorber 1 as shown in FIGS. 3 to 6 as shown in FIGS. 3 to 6 is employed.
  • the aqueous electrolyte solution absorber 1 comprises a water permeable bag type member 2 , an aqueous electrolyte solution absorbent polymer 3 and magnetic materials 4 included in the water permeable bag type member 2 .
  • the aqueous electrolyte solution absorber 1 is the same as those shown in the first to third embodiments.
  • the aqueous electrolyte solution absorber provided in the present invention is suitable for the above-described conveying method.
  • the aqueous electrolyte solution absorber is low both in weight and volume upon its transportation and absorbs water upon its use so that the absorber of the present invention adequately satisfies a function of a form followability for its weight, volume and outline.
  • the aqueous electrolyte solution absorber of the present invention can be advantageously applied to a broader range than that of a conventional aqueous electrolyte solution absorber, that is, the absorber of the present invention can absorb many kinds of aqueous electrolyte solutions.
  • the aqueous electrolyte solution absorber according to the present invention can be employed as an excellent substitute for a sandbag due to these features. That is, since the aqueous electrolyte solution absorber can be applied not only to pure water, but also to water including electrolytes such as sea water, waste water, muddy water, etc., the absorber of the present invention can be applied to the raising an embankment in the seaside or the prevention and restoration of the collapse of the embankment, or to the water leakage from factories, especially, to the water leakage from tanks for storing aqueous electrolyte solution in the factories belonging to the field of a battery industry or a plating industry. Thus, the aqueous electrolyte solution absorber of the present invention has an excellent liquid absorptivity and transportation characteristics (facility in transportation) as compared with the conventional sandbag (for instance, a linen bag filled with soil).
  • the aqueous electrolyte solution absorber according to the present invention can be manufactured by employing used polymers or wastes, and solid materials of specific gravity of 1 or higher contained as desired can be also manufactured by using members hardly treated in a dismantling step of electronic devices, these wastes or the like can be effectively reused and accordingly, the absorber of the present invention can advantageously contribute to a global environment and to the provision of an inexpensive product.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Analytical Chemistry (AREA)
  • Revetment (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Cell Separators (AREA)
US10/276,125 2001-03-13 2002-03-13 Electrolyte solution absorber and method of manufacturing the absorer Abandoned US20030104284A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US11/197,857 US7838155B2 (en) 2001-03-13 2005-08-05 Aqueous electrolyte solution absorber and method for producing it

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JPP-2001-071076 2001-03-13
JPP2001-071075 2001-03-13
JPP-2001-071221 2001-03-13
JP2001071221A JP2002275854A (ja) 2001-03-13 2001-03-13 電解質水溶液吸収体の運搬方法
JP2001071075A JP2002265632A (ja) 2001-03-13 2001-03-13 電解質水溶液吸収体およびその製造方法
JP2001071223A JP4821049B2 (ja) 2001-03-13 2001-03-13 電解質水溶液吸収体
JP2001071076A JP2002265807A (ja) 2001-03-13 2001-03-13 電解質水溶液吸収体およびその製造方法
JPP2001-071223 2001-03-17

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2002/002382 A-371-Of-International WO2002077039A1 (en) 2001-03-13 2002-03-13 Electrolyte solution absorber and method of manufacturing the absorber

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US11/197,857 Division US7838155B2 (en) 2001-03-13 2005-08-05 Aqueous electrolyte solution absorber and method for producing it

Publications (1)

Publication Number Publication Date
US20030104284A1 true US20030104284A1 (en) 2003-06-05

Family

ID=27482110

Family Applications (2)

Application Number Title Priority Date Filing Date
US10/276,125 Abandoned US20030104284A1 (en) 2001-03-13 2002-03-13 Electrolyte solution absorber and method of manufacturing the absorer
US11/197,857 Active 2025-07-04 US7838155B2 (en) 2001-03-13 2005-08-05 Aqueous electrolyte solution absorber and method for producing it

Family Applications After (1)

Application Number Title Priority Date Filing Date
US11/197,857 Active 2025-07-04 US7838155B2 (en) 2001-03-13 2005-08-05 Aqueous electrolyte solution absorber and method for producing it

Country Status (6)

Country Link
US (2) US20030104284A1 (zh)
EP (2) EP2256140A3 (zh)
KR (1) KR101011933B1 (zh)
CN (1) CN100354317C (zh)
DE (1) DE60239266D1 (zh)
WO (1) WO2002077039A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060141314A1 (en) * 2004-11-29 2006-06-29 Hee-Tak Kim Membrane-electrode assembly and fuel cell system comprising the same
US20060159972A1 (en) * 2003-06-30 2006-07-20 Sumitomo Chemical Company, Limited Polymer electrolyte composite film, method for production thereof and use thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5480953A (en) * 1992-09-29 1996-01-02 Toray Industries, Inc. Hydrophilic material and semipermeable membrane made therefrom
US5853867A (en) * 1995-09-14 1998-12-29 Nippon Shokubai Co., Ltd. Absorbent composite, method for production thereof, and absorbent article
US20010007898A1 (en) * 1997-01-10 2001-07-12 Yasuhito Inagakai Water-absorbing resin and manufacturing method

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2208126B1 (de) * 1972-02-22 1973-07-05 Vereinigte Papienverke Schickedanz & Co, 8500 Nürnberg Umhulltes Saugkissen fur hygienische Zwecke
SU517598A1 (ru) * 1974-02-12 1976-06-15 Институт химических наук АН Казахской ССР Способ получени водорастворимого полиэлектролита
US4102876A (en) * 1977-04-18 1978-07-25 Exxon Research & Engineering Co. Quaternary phosphonium ionomers
JPH0649605Y2 (ja) * 1988-10-11 1994-12-14 東京都 吸水性ゲル水のう
JPH02120339A (ja) * 1988-10-28 1990-05-08 Sakota Kagaku Kaihatsu Kenkyusho:Kk 吸水性樹脂の製造法
US5122812A (en) 1991-01-03 1992-06-16 Hewlett-Packard Company Thermal inkjet printhead having driver circuitry thereon and method for making the same
JP3454490B2 (ja) 1995-03-03 2003-10-06 キヤノン株式会社 インクジェットヘッド、インクジェットヘッド用基板及びインクジェット装置
DE69621665T2 (de) 1995-03-03 2003-03-06 Canon Kk Tintenstrahlkopf, Substrat für einen Tintenstrahlkopf und Tintenstrahlgerät
GB2307872A (en) * 1995-12-04 1997-06-11 Minnesota Mining & Mfg Star polymer binder for magnetic recording materials
JPH107829A (ja) * 1996-06-20 1998-01-13 Mitsubishi Chem Corp 高親水性ポリオレフィン素材の製造方法
EP0997438B1 (en) * 1996-07-08 2003-10-29 Sony Corporation Method of treating waste water
CN1180077A (zh) * 1996-07-08 1998-04-29 索尼株式会社 聚合物电解质、聚合物聚集剂和废水处理方法
DE69732199T2 (de) * 1996-07-08 2005-12-22 Sony Corp. Verfahren zur Herstellung von Polyelektrolyten
JP3937549B2 (ja) 1997-01-10 2007-06-27 ソニー株式会社 吸水性樹脂組成物の製造方法
JP3584752B2 (ja) 1998-10-06 2004-11-04 富士ゼロックス株式会社 液体噴射記録装置およびその製造方法
JP2001081752A (ja) * 1999-09-14 2001-03-27 Sony Corp 土 嚢
JP2001293370A (ja) * 2000-04-14 2001-10-23 Sony Corp 吸収体及びその製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5480953A (en) * 1992-09-29 1996-01-02 Toray Industries, Inc. Hydrophilic material and semipermeable membrane made therefrom
US5853867A (en) * 1995-09-14 1998-12-29 Nippon Shokubai Co., Ltd. Absorbent composite, method for production thereof, and absorbent article
US20010007898A1 (en) * 1997-01-10 2001-07-12 Yasuhito Inagakai Water-absorbing resin and manufacturing method
US6348545B2 (en) * 1997-01-10 2002-02-19 Sony Corporation Water-absorbing resin and manufacturing method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060159972A1 (en) * 2003-06-30 2006-07-20 Sumitomo Chemical Company, Limited Polymer electrolyte composite film, method for production thereof and use thereof
US20060141314A1 (en) * 2004-11-29 2006-06-29 Hee-Tak Kim Membrane-electrode assembly and fuel cell system comprising the same
US7625650B2 (en) * 2004-11-29 2009-12-01 Samsung Sdi Co., Ltd. Membrane-electrode assembly and fuel cell system comprising the same

Also Published As

Publication number Publication date
US20060199079A1 (en) 2006-09-07
CN100354317C (zh) 2007-12-12
US7838155B2 (en) 2010-11-23
KR20030001472A (ko) 2003-01-06
KR101011933B1 (ko) 2011-02-08
EP1375533A1 (en) 2004-01-02
WO2002077039B1 (fr) 2002-11-14
EP2256140A3 (en) 2011-02-16
EP1375533B1 (en) 2011-02-23
EP2256140A2 (en) 2010-12-01
EP1375533A4 (en) 2008-05-21
CN1461315A (zh) 2003-12-10
WO2002077039A1 (en) 2002-10-03
DE60239266D1 (de) 2011-04-07

Similar Documents

Publication Publication Date Title
US7258904B2 (en) Absorber and method for producing it
US7838155B2 (en) Aqueous electrolyte solution absorber and method for producing it
CN106543475B (zh) 一种改性石墨烯的制备及其在可发性聚苯乙烯中的应用
CN109206570B (zh) 一种柔性物理分相超分子动态聚合物及其应用
Zhu et al. Durable superhydrophobic melamine sponge based on polybenzoxazine and Fe3O4 for oil/water separation
US10751695B2 (en) Absorbent element, assembly and fabrication process
JP2002265807A (ja) 電解質水溶液吸収体およびその製造方法
CN101168575A (zh) 电解质水溶液吸收体及其制备方法
JP2002275854A (ja) 電解質水溶液吸収体の運搬方法
JP2001293370A (ja) 吸収体及びその製造方法
WO2002057323A1 (fr) Resine absorbant les solvants et procede de preparation de celle-ci
CN202187315U (zh) 一种防泄漏高效膨胀防洪堵漏袋
JP2002263483A (ja) 吸水体およびその製造方法
JP2005133375A (ja) 吸水体及びその製造方法
JP2002086624A (ja) 吸水体及びその製造方法
JP2001081752A (ja) 土 嚢
JP3971753B2 (ja) 保護管付地下埋設ケーブル用止水材及び止水方法
CN214074146U (zh) 一种阻燃抗菌牛津布复合尸体袋
CN215915278U (zh) 一种可快速降解的环保纸尿裤
JP2002096425A (ja) 吸水体およびその製造方法
Bdair et al. Transport of sodium chloride, urea, and creatinine through membranes derived from methylmethacrylate‐co‐methacrylic acid and its ionomers
KR200372742Y1 (ko) 수방 및 개, 보수용 주머니
CN2416552Y (zh) 手机、钱包双向防盗报警器
JPH06316023A (ja) 通信ケーブルコア用水膨脹性テープ
CN116731057A (zh) 一种疏水性复合聚电解质的制备方法及其在制备吸油性凝胶的中的应用

Legal Events

Date Code Title Description
AS Assignment

Owner name: SONY CORPORATION, JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:INAGAKI, YASUHITO;WATANABE, HARUO;REEL/FRAME:013770/0614;SIGNING DATES FROM 20021004 TO 20021007

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION