AU774764B2 - Glass-like polysaccharide useful as absorbent for liquids - Google Patents
Glass-like polysaccharide useful as absorbent for liquids Download PDFInfo
- Publication number
- AU774764B2 AU774764B2 AU47377/00A AU4737700A AU774764B2 AU 774764 B2 AU774764 B2 AU 774764B2 AU 47377/00 A AU47377/00 A AU 47377/00A AU 4737700 A AU4737700 A AU 4737700A AU 774764 B2 AU774764 B2 AU 774764B2
- Authority
- AU
- Australia
- Prior art keywords
- glass
- particles
- absorbent
- liquids
- particulate absorbent
- 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.)
- Expired
Links
- 230000002745 absorbent Effects 0.000 title claims abstract description 136
- 239000002250 absorbent Substances 0.000 title claims abstract description 136
- 229920001282 polysaccharide Polymers 0.000 title claims abstract description 79
- 239000005017 polysaccharide Substances 0.000 title claims abstract description 79
- 150000004676 glycans Chemical class 0.000 title claims abstract description 78
- 239000007788 liquid Substances 0.000 title claims abstract description 49
- 239000002245 particle Substances 0.000 claims abstract description 82
- 239000004094 surface-active agent Substances 0.000 claims abstract description 29
- 238000010521 absorption reaction Methods 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims description 68
- 229920002472 Starch Polymers 0.000 claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 42
- 235000019698 starch Nutrition 0.000 claims description 39
- 239000008107 starch Substances 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 32
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 26
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 26
- 239000012530 fluid Substances 0.000 claims description 24
- 239000011159 matrix material Substances 0.000 claims description 23
- 239000011358 absorbing material Substances 0.000 claims description 20
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 20
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 20
- 238000001035 drying Methods 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 229920002907 Guar gum Polymers 0.000 claims description 8
- 239000012153 distilled water Substances 0.000 claims description 8
- 239000008187 granular material Substances 0.000 claims description 8
- 239000000665 guar gum Substances 0.000 claims description 8
- 229960002154 guar gum Drugs 0.000 claims description 8
- 235000010417 guar gum Nutrition 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 229920003043 Cellulose fiber Polymers 0.000 claims description 7
- 235000013305 food Nutrition 0.000 claims description 7
- 206010021639 Incontinence Diseases 0.000 claims description 6
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 6
- 230000000052 comparative effect Effects 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 229920002994 synthetic fiber Polymers 0.000 claims description 6
- 229920001131 Pulp (paper) Polymers 0.000 claims description 5
- 238000001356 surgical procedure Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 239000001103 potassium chloride Substances 0.000 claims description 3
- 235000011164 potassium chloride Nutrition 0.000 claims description 3
- 239000012266 salt solution Substances 0.000 claims description 3
- 230000009974 thixotropic effect Effects 0.000 claims description 3
- 229940100445 wheat starch Drugs 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000002563 ionic surfactant Substances 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 210000002966 serum Anatomy 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 239000011593 sulfur Substances 0.000 claims description 2
- 210000002700 urine Anatomy 0.000 claims description 2
- 239000003021 water soluble solvent Substances 0.000 claims description 2
- 210000000481 breast Anatomy 0.000 claims 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 230000000774 hypoallergenic effect Effects 0.000 abstract description 5
- 238000012360 testing method Methods 0.000 description 31
- 239000000463 material Substances 0.000 description 20
- 239000000047 product Substances 0.000 description 16
- 230000014759 maintenance of location Effects 0.000 description 15
- -1 poly(acrylic acid) Polymers 0.000 description 14
- 206010015150 Erythema Diseases 0.000 description 10
- 231100000321 erythema Toxicity 0.000 description 10
- 239000003349 gelling agent Substances 0.000 description 9
- 230000007794 irritation Effects 0.000 description 8
- 229920000247 superabsorbent polymer Polymers 0.000 description 8
- 244000303965 Cyamopsis psoralioides Species 0.000 description 7
- 230000000717 retained effect Effects 0.000 description 7
- 206010030113 Oedema Diseases 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 6
- 230000006698 induction Effects 0.000 description 6
- 206010040914 Skin reaction Diseases 0.000 description 4
- 238000001033 granulometry Methods 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 230000035483 skin reaction Effects 0.000 description 4
- 231100000430 skin reaction Toxicity 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- RYYKJJJTJZKILX-UHFFFAOYSA-M sodium octadecanoate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC([O-])=O RYYKJJJTJZKILX-UHFFFAOYSA-M 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000004583 superabsorbent polymers (SAPs) Substances 0.000 description 4
- 206010016807 Fluid retention Diseases 0.000 description 3
- 206010070834 Sensitisation Diseases 0.000 description 3
- 230000000172 allergic effect Effects 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 208000010668 atopic eczema Diseases 0.000 description 3
- 235000012970 cakes Nutrition 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 235000010980 cellulose Nutrition 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002657 fibrous material Substances 0.000 description 3
- 230000000474 nursing effect Effects 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 230000008313 sensitization Effects 0.000 description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- 229920000945 Amylopectin Polymers 0.000 description 2
- 229920000856 Amylose Polymers 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 206010020751 Hypersensitivity Diseases 0.000 description 2
- 229920002125 Sokalan® Polymers 0.000 description 2
- 208000025865 Ulcer Diseases 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 208000002352 blister Diseases 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000002054 inoculum Substances 0.000 description 2
- 125000000311 mannosyl group Chemical group C1([C@@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000013112 stability test Methods 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 230000036269 ulceration Effects 0.000 description 2
- 206010067484 Adverse reaction Diseases 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 241000195940 Bryophyta Species 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 125000002353 D-glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 description 1
- WQZGKKKJIJFFOK-QTVWNMPRSA-N D-mannopyranose Chemical compound OC[C@H]1OC(O)[C@@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-QTVWNMPRSA-N 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- IAJILQKETJEXLJ-UHFFFAOYSA-N Galacturonsaeure Natural products O=CC(O)C(O)C(O)C(O)C(O)=O IAJILQKETJEXLJ-UHFFFAOYSA-N 0.000 description 1
- 240000005979 Hordeum vulgare Species 0.000 description 1
- 235000007340 Hordeum vulgare Nutrition 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 206010022998 Irritability Diseases 0.000 description 1
- 235000014647 Lens culinaris subsp culinaris Nutrition 0.000 description 1
- 244000043158 Lens esculenta Species 0.000 description 1
- 240000003183 Manihot esculenta Species 0.000 description 1
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 235000007238 Secale cereale Nutrition 0.000 description 1
- 244000082988 Secale cereale Species 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 240000006394 Sorghum bicolor Species 0.000 description 1
- 235000011684 Sorghum saccharatum Nutrition 0.000 description 1
- 235000009430 Thespesia populnea Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 241000589636 Xanthomonas campestris Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000006838 adverse reaction Effects 0.000 description 1
- 238000010564 aerobic fermentation Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- IAJILQKETJEXLJ-QTBDOELSSA-N aldehydo-D-glucuronic acid Chemical compound O=C[C@H](O)[C@@H](O)[C@H](O)[C@H](O)C(O)=O IAJILQKETJEXLJ-QTBDOELSSA-N 0.000 description 1
- 125000005599 alkyl carboxylate group Chemical group 0.000 description 1
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 description 1
- 150000008052 alkyl sulfonates Chemical class 0.000 description 1
- 208000026935 allergic disease Diseases 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 229940125715 antihistaminic agent Drugs 0.000 description 1
- 239000000739 antihistaminic agent Substances 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 231100000209 biodegradability test Toxicity 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000012505 colouration Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000021463 dry cake Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 229930182830 galactose Natural products 0.000 description 1
- 229940097043 glucuronic acid Drugs 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 150000002704 mannoses Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000011929 mousse Nutrition 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical class CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000013558 reference substance Substances 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 208000017520 skin disease Diseases 0.000 description 1
- 230000036556 skin irritation Effects 0.000 description 1
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 description 1
- 235000010234 sodium benzoate Nutrition 0.000 description 1
- 239000004299 sodium benzoate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000003431 steroids Chemical class 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000820 toxicity test Toxicity 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/225—Mixtures of macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/48—Surfactants
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
- C08B30/12—Degraded, destructured or non-chemically modified starch, e.g. mechanically, enzymatically or by irradiation; Bleaching of starch
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
- C08B30/12—Degraded, destructured or non-chemically modified starch, e.g. mechanically, enzymatically or by irradiation; Bleaching of starch
- C08B30/14—Cold water dispersible or pregelatinised starch
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
- C08L3/02—Starch; Degradation products thereof, e.g. dextrin
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2303/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
- C08J2303/02—Starch; Degradation products thereof, e.g. dextrin
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Hematology (AREA)
- Biochemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Materials For Medical Uses (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002271423A CA2271423A1 (en) | 1999-05-11 | 1999-05-11 | Glass-like polysaccharides useful as absorbents |
| CA2271423 | 1999-05-11 | ||
| PCT/CA2000/000555 WO2000067809A1 (en) | 1999-05-11 | 2000-05-11 | Glass-like polysaccharide useful as absorbent for liquids |
Publications (2)
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| AU4737700A AU4737700A (en) | 2000-11-21 |
| AU774764B2 true AU774764B2 (en) | 2004-07-08 |
Family
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Family Applications (1)
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| AU47377/00A Expired AU774764B2 (en) | 1999-05-11 | 2000-05-11 | Glass-like polysaccharide useful as absorbent for liquids |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US6444653B1 (enExample) |
| EP (1) | EP1178843B1 (enExample) |
| JP (1) | JP4503861B2 (enExample) |
| AT (1) | ATE302031T1 (enExample) |
| AU (1) | AU774764B2 (enExample) |
| CA (2) | CA2271423A1 (enExample) |
| DE (1) | DE60022023T2 (enExample) |
| ES (1) | ES2261201T3 (enExample) |
| MX (1) | MX236054B (enExample) |
| WO (1) | WO2000067809A1 (enExample) |
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| CA2351253A1 (en) | 2000-11-10 | 2002-05-10 | Groupe Lysac Inc./Lysac Group Inc. | Crosslinked polysaccharide, obtained by crosslinking with substituted polyethylene glycol, as superabsorbent |
| CA2382419A1 (en) * | 2002-04-24 | 2003-10-24 | Le Groupe Lysac Inc. | Synergistic blends of polysaccharides as biodegradable absorbent materials or superabsorbents |
| CA2423712A1 (en) | 2003-03-26 | 2004-09-26 | Nicolas Nourry | Crosslinked amylopectin by reactive extrusion and its use as an absorbent or superabsorbent material |
| WO2004065514A1 (en) * | 2003-01-14 | 2004-08-05 | Archer-Daniels-Midland Company | Glass-like polysaccharides useful for treating manufactured parts |
| US8815008B2 (en) * | 2003-06-04 | 2014-08-26 | Archer Daniels Midland Company | Starch-based abrasive absorbent |
| CA2443059A1 (en) | 2003-09-29 | 2005-03-29 | Le Groupe Lysac Inc. | Polysaccharide-clay superabsorbent nanocomposites |
| CA2481491A1 (en) | 2004-09-14 | 2006-03-14 | Le Groupe Lysac Inc. | Amidinated or guanidinated polysaccharides, their use as absorbents and a process for producing same |
| US7560419B2 (en) * | 2004-11-03 | 2009-07-14 | Halliburton Energy Services, Inc. | Method and biodegradable super absorbent composition for preventing or treating lost circulation |
| US20060147689A1 (en) * | 2004-12-30 | 2006-07-06 | Raj Wallajapet | Absorbent composites containing biodegradable reinforcing fibers |
| CA2492884A1 (en) * | 2005-01-13 | 2006-07-13 | Stephane Chevigny | A high efficiency process for particle size reduction of glass-like polysaccharides |
| WO2007098932A2 (de) * | 2006-02-28 | 2007-09-07 | Evonik Stockhausen Gmbh | Biologisch abbaubare superabsorbierende polymerzusammensetzung mit guten absorptions- und retentionseigenschaften |
| US20070219521A1 (en) * | 2006-03-17 | 2007-09-20 | The Procter & Gamble Company | Absorbent article comprising a synthetic polymer derived from a renewable resource and methods of producing said article |
| US8815135B2 (en) * | 2006-06-20 | 2014-08-26 | Archer Daniels Midland Company | Process for the manufacture of unexpanded glass-like polysaccharides |
| JP5765884B2 (ja) | 2006-09-25 | 2015-08-19 | アーチャー−ダニエルズ−ミッドランド カンパニー | 超吸収性表面処理カルボキシアルキル化多糖類及びその製造方法 |
| US7645806B2 (en) * | 2006-10-02 | 2010-01-12 | Weyerhaeuser Nr Company | Methods for the preparation of superabsorbent particles containing carboxyalkyl cellulose |
| US20080078514A1 (en) * | 2006-10-02 | 2008-04-03 | Weyerhaeuser Co. | Methods for the preparation of cellulose fibers having superabsorbent particles adhered thereto |
| US7785710B2 (en) | 2006-10-02 | 2010-08-31 | Weyerhaeuser Nr Company | Superabsorbent particles containing carboxyalkyl cellulose and temporary metal crosslinks |
| US7717995B2 (en) * | 2006-10-02 | 2010-05-18 | Weyerhaeuser Nr Company | Methods for the preparation of mixed polymer superabsorbent fibers containing cellulose |
| US20080079188A1 (en) * | 2006-10-02 | 2008-04-03 | Weyerhaeuser Co. | Methods for the preparation of mixed polymer superabsorbent fibers |
| US20080081165A1 (en) * | 2006-10-02 | 2008-04-03 | Weyerhaeuser Co. | Fibrous superabsorbent composite containing cellulose |
| US7625463B2 (en) | 2006-10-02 | 2009-12-01 | Weyerhaeuser Nr Company | Methods for the preparation of fibrous superabsorbent composite containing cellulose |
| US20080200096A1 (en) * | 2007-02-15 | 2008-08-21 | Tyco Healthcare Retail Services Ag | Nursing pad |
| US7591891B2 (en) * | 2007-06-25 | 2009-09-22 | Weyerhaeuser Nr Company | Fibrous blend and methods of preparation |
| US7749317B2 (en) | 2007-06-25 | 2010-07-06 | Weyerhaeuser Nr Company | Fibrous blend and method of making |
| US7874266B2 (en) * | 2007-09-28 | 2011-01-25 | T.F.H. Publications, Inc. | Biodegradable waste pad or litter including nutrients for promoting microbial populations |
| US7833384B2 (en) * | 2008-06-30 | 2010-11-16 | Weyerhaeuser Nr Company | Method for making fiber having biodegradable superabsorbent particles attached thereto |
| US20090325797A1 (en) * | 2008-06-30 | 2009-12-31 | Weyerhaeuser Co. | Biodegradable Superabsorbent Particles |
| US20090326180A1 (en) * | 2008-06-30 | 2009-12-31 | Weyerhaeuser Co. | Biodegradable Superabsorbent Particles Containing Cellulose Fiber |
| US8641869B2 (en) * | 2008-06-30 | 2014-02-04 | Weyerhaeuser Nr Company | Method for making biodegradable superabsorbent particles |
| US7959762B2 (en) * | 2008-06-30 | 2011-06-14 | Weyerhaeuser Nr Company | Method for making biodegradable superabsorbent particles |
| US8101543B2 (en) * | 2008-06-30 | 2012-01-24 | Weyerhaeuser Nr Company | Biodegradable superabsorbent particles |
| US8084391B2 (en) * | 2008-06-30 | 2011-12-27 | Weyerhaeuser Nr Company | Fibers having biodegradable superabsorbent particles attached thereto |
| WO2011156878A1 (pt) * | 2010-06-14 | 2011-12-22 | Fatima Aparecida Do Amaral | "fralda descartável biodegradável (ecologicamente correta)". |
| BRMU9000890U2 (pt) * | 2010-06-14 | 2012-02-28 | Aparecida Do Amaral Fátima | absorvente feminino descartável e biodegradável (ecologicamente correto) |
| DE102011015889A1 (de) * | 2011-04-01 | 2012-10-04 | Karl Thews | Absorptionsartikel |
| EP2741600A4 (en) * | 2011-08-09 | 2015-07-08 | Rhodia Operations | Wettable, non-washable Torrefoos, process for the preparation and use thereof |
| WO2014032175A1 (en) | 2012-08-29 | 2014-03-06 | 7905122 Canada Inc. | Chromogenic absorbent material for animal litter and related chromogenic solution |
| JP6105947B2 (ja) * | 2013-01-18 | 2017-03-29 | ユニ・チャーム株式会社 | 保水助剤ならびにそれを含む吸収材、吸収体及び吸収性物品 |
| EP3019547B1 (en) * | 2013-03-05 | 2020-07-22 | The Penn State Research Foundation | Composite materials |
| US9850512B2 (en) | 2013-03-15 | 2017-12-26 | The Research Foundation For The State University Of New York | Hydrolysis of cellulosic fines in primary clarified sludge of paper mills and the addition of a surfactant to increase the yield |
| EP3835428B1 (en) | 2014-02-27 | 2023-09-27 | 7905122 Canada Inc. | Chromogenic absorbent material for animal litter |
| US9951363B2 (en) | 2014-03-14 | 2018-04-24 | The Research Foundation for the State University of New York College of Environmental Science and Forestry | Enzymatic hydrolysis of old corrugated cardboard (OCC) fines from recycled linerboard mill waste rejects |
| AU2015270839B2 (en) | 2014-06-02 | 2019-08-22 | Tethis, Inc. | Modified biopolymers and methods of producing and using the same |
| JP6727195B2 (ja) | 2014-10-01 | 2020-07-22 | ７９０５１２２ カナダ インコーポレイテッド | 吸水性材料の製造のためのプロセス |
| MX2018006309A (es) | 2015-11-23 | 2019-09-04 | Tethis Inc | Particulas recubiertas y metodos de fabricacion y uso de las mismas. |
| AU2016401104B2 (en) | 2016-04-01 | 2022-04-07 | 7905122 Canada Inc. | Water-absorbing material and uses thereof |
| US11931469B2 (en) | 2017-07-28 | 2024-03-19 | Kimberly-Clark Worldwide, Inc. | Absorbent article having a reduced humidity level |
| MX395018B (es) | 2017-07-28 | 2025-03-24 | Kimberly Clark Co | Particulas superabsorbentes nanoporosas |
| WO2020005229A1 (en) | 2018-06-27 | 2020-01-02 | Kimberly-Clark Worldwide, Inc. | Nanoporous superabsorbent particles |
| CN112773928B (zh) * | 2021-01-05 | 2021-09-21 | 珠海原妙医学科技股份有限公司 | 一种淀粉基蓬松颗粒及其制备方法与应用 |
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| US3706598A (en) | 1970-07-15 | 1972-12-19 | Cpc International Inc | Solid,glass-like starch hydrolysates having high densities |
| JPS565137A (en) * | 1979-06-27 | 1981-01-20 | Sanyo Chem Ind Ltd | Water absorbing agent with excellent stability against salt |
| JPS5832641A (ja) * | 1981-08-20 | 1983-02-25 | Kao Corp | 吸水性組成物 |
| US5047023A (en) | 1986-07-18 | 1991-09-10 | The Procter & Gamble Company | Absorbent members having low density and basis weight acquisition zones |
| US5061259A (en) * | 1987-08-19 | 1991-10-29 | The Procter & Gamble Company | Absorbent structures with gelling agent and absorbent articles containing such structures |
| US4935022A (en) | 1988-02-11 | 1990-06-19 | The Procter & Gamble Company | Thin absorbent articles containing gelling agent |
| JPH0637521B2 (ja) * | 1989-01-19 | 1994-05-18 | 工業技術院長 | 多糖類、それより主としてなる吸水・吸湿・保湿・増粘剤およびその培養生産法 |
| US5066335A (en) * | 1989-05-02 | 1991-11-19 | Ogilvie Mills Ltd. | Glass-like polysaccharide abrasive grit |
| US5026363A (en) | 1989-12-27 | 1991-06-25 | Rmed International, Inc. | Flushable diaper device and method |
| DE4318094B4 (de) * | 1993-06-01 | 2004-03-04 | Stockhausen Gmbh & Co. Kg | Superabsorbentien, Verfahren zu ihrer Herstellung sowie ihre Verwendung |
| CA2140979A1 (en) * | 1994-02-15 | 1995-08-16 | Ian William Cottrell | Crosslinked polysaccharides useful as absorbent materials |
| US5743895A (en) | 1996-01-26 | 1998-04-28 | Rmed International, Inc. | Disposable diaper and method therefor |
| AU717286B2 (en) * | 1996-11-06 | 2000-03-23 | Sanyo Chemical Industries Ltd. | Water absorbing agent and absorbent material |
| US6015608A (en) | 1998-06-03 | 2000-01-18 | Koslow Technologies Corporation | Liquid absorbent pad with anti-gel-block laminate |
-
1999
- 1999-05-11 CA CA002271423A patent/CA2271423A1/en not_active Abandoned
-
2000
- 2000-05-11 MX MXPA01011526 patent/MX236054B/es active IP Right Grant
- 2000-05-11 EP EP00929165A patent/EP1178843B1/en not_active Expired - Lifetime
- 2000-05-11 ES ES00929165T patent/ES2261201T3/es not_active Expired - Lifetime
- 2000-05-11 CA CA2308537A patent/CA2308537C/en not_active Expired - Lifetime
- 2000-05-11 AU AU47377/00A patent/AU774764B2/en not_active Expired
- 2000-05-11 DE DE60022023T patent/DE60022023T2/de not_active Expired - Lifetime
- 2000-05-11 JP JP2000616834A patent/JP4503861B2/ja not_active Expired - Fee Related
- 2000-05-11 WO PCT/CA2000/000555 patent/WO2000067809A1/en not_active Ceased
- 2000-05-11 AT AT00929165T patent/ATE302031T1/de not_active IP Right Cessation
- 2000-05-11 US US09/569,275 patent/US6444653B1/en not_active Expired - Fee Related
-
2002
- 2002-04-03 US US10/115,412 patent/US6713460B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE60022023T2 (de) | 2006-03-30 |
| US6713460B2 (en) | 2004-03-30 |
| DE60022023D1 (de) | 2005-09-22 |
| CA2308537C (en) | 2010-02-16 |
| ATE302031T1 (de) | 2005-09-15 |
| CA2271423A1 (en) | 2000-11-11 |
| US6444653B1 (en) | 2002-09-03 |
| JP4503861B2 (ja) | 2010-07-14 |
| MX236054B (es) | 2006-04-20 |
| AU4737700A (en) | 2000-11-21 |
| US20020156048A1 (en) | 2002-10-24 |
| WO2000067809A1 (en) | 2000-11-16 |
| CA2308537A1 (en) | 2000-11-11 |
| MXPA01011526A (es) | 2003-09-10 |
| EP1178843A1 (en) | 2002-02-13 |
| JP2002543953A (ja) | 2002-12-24 |
| ES2261201T3 (es) | 2006-11-16 |
| EP1178843B1 (en) | 2005-08-17 |
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| Date | Code | Title | Description |
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| FGA | Letters patent sealed or granted (standard patent) | ||
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |