CA1213260A - Amidons modifies, diluants pour polymeres absorbants - Google Patents

Amidons modifies, diluants pour polymeres absorbants

Info

Publication number: CA1213260A
Authority: CA; Canada
Prior art keywords: starch; range; dextrin; molecular weight; low molecular
Prior art date: 1984-02-07
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

Application number

CA000446926A

Other languages

English (en)

Inventor

Edward I. Stout

William M. Doane

George F. Fanta

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.)

Individual

Original Assignee

Individual

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.)

1984-02-07

Filing date

1984-02-07

Publication date

1986-10-28

1984-02-07 Application filed by Individual filed Critical Individual

1984-02-07 Priority to CA000446926A priority Critical patent/CA1213260A/fr

1986-10-28 Application granted granted Critical

1986-10-28 Publication of CA1213260A publication Critical patent/CA1213260A/fr

Status Expired legal-status Critical Current

Links

239000004606 Fillers/Extenders Substances 0.000 title claims description 21
239000002250 absorbent Substances 0.000 title description 23
230000002745 absorbent Effects 0.000 title description 22
229920000881 Modified starch Polymers 0.000 title description 8
229920000642 polymer Polymers 0.000 title description 8
235000019426 modified starch Nutrition 0.000 title description 5
229920002472 Starch Polymers 0.000 claims abstract description 26
239000000203 mixture Substances 0.000 claims abstract description 26
235000019698 starch Nutrition 0.000 claims abstract description 25
239000008107 starch Substances 0.000 claims abstract description 21
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
238000002156 mixing Methods 0.000 claims abstract description 7
229920001353 Dextrin Polymers 0.000 claims description 18
239000004375 Dextrin Substances 0.000 claims description 18
235000019425 dextrin Nutrition 0.000 claims description 18
239000000047 product Substances 0.000 claims description 13
238000000034 method Methods 0.000 claims description 10
229920000578 graft copolymer Polymers 0.000 claims description 9
239000006185 dispersion Substances 0.000 claims description 7
238000007127 saponification reaction Methods 0.000 claims description 4
238000001035 drying Methods 0.000 claims description 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 6
239000000463 material Substances 0.000 claims 6
239000007795 chemical reaction product Substances 0.000 claims 4
239000000499 gel Substances 0.000 abstract description 10
239000002562 thickening agent Substances 0.000 abstract description 4
238000010790 dilution Methods 0.000 abstract description 3
239000012895 dilution Substances 0.000 abstract description 3
230000009467 reduction Effects 0.000 abstract description 3
239000012530 fluid Substances 0.000 abstract description 2
238000010521 absorption reaction Methods 0.000 abstract 1
NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 6
239000011541 reaction mixture Substances 0.000 description 6
239000004368 Modified starch Substances 0.000 description 4
235000013312 flour Nutrition 0.000 description 4
238000012986 modification Methods 0.000 description 4
230000004048 modification Effects 0.000 description 4
229920002261 Corn starch Polymers 0.000 description 3
239000002253 acid Substances 0.000 description 3
239000008120 corn starch Substances 0.000 description 3
238000007865 diluting Methods 0.000 description 3
230000000694 effects Effects 0.000 description 3
229920002239 polyacrylonitrile Polymers 0.000 description 3
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
102000004190 Enzymes Human genes 0.000 description 2
108090000790 Enzymes Proteins 0.000 description 2
KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
208000004210 Pressure Ulcer Diseases 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
150000004676 glycans Chemical class 0.000 description 2
239000000178 monomer Substances 0.000 description 2
229920001282 polysaccharide Polymers 0.000 description 2
239000005017 polysaccharide Substances 0.000 description 2
230000008569 process Effects 0.000 description 2
239000007787 solid Substances 0.000 description 2
239000000126 substance Substances 0.000 description 2
238000012360 testing method Methods 0.000 description 2
PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
108010010803 Gelatin Proteins 0.000 description 1
240000005979 Hordeum vulgare Species 0.000 description 1
235000007340 Hordeum vulgare Nutrition 0.000 description 1
240000003183 Manihot esculenta Species 0.000 description 1
235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 1
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
240000007594 Oryza sativa Species 0.000 description 1
235000007164 Oryza sativa Nutrition 0.000 description 1
244000061456 Solanum tuberosum Species 0.000 description 1
235000002595 Solanum tuberosum Nutrition 0.000 description 1
241000209140 Triticum Species 0.000 description 1
235000021307 Triticum Nutrition 0.000 description 1
241000609666 Tuber aestivum Species 0.000 description 1
208000027418 Wounds and injury Diseases 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
229960000583 acetic acid Drugs 0.000 description 1
239000003463 adsorbent Substances 0.000 description 1
239000003513 alkali Substances 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
238000010533 azeotropic distillation Methods 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
210000001124 body fluid Anatomy 0.000 description 1
239000010839 body fluid Substances 0.000 description 1
235000014633 carbohydrates Nutrition 0.000 description 1
150000001720 carbohydrates Chemical class 0.000 description 1
239000004464 cereal grain Substances 0.000 description 1
235000013339 cereals Nutrition 0.000 description 1
238000000576 coating method Methods 0.000 description 1
235000005822 corn Nutrition 0.000 description 1
238000007598 dipping method Methods 0.000 description 1
239000012153 distilled water Substances 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000002708 enhancing effect Effects 0.000 description 1
239000000706 filtrate Substances 0.000 description 1
238000001914 filtration Methods 0.000 description 1
229920000159 gelatin Polymers 0.000 description 1
239000008273 gelatin Substances 0.000 description 1
235000019322 gelatine Nutrition 0.000 description 1
235000011852 gelatine desserts Nutrition 0.000 description 1
230000035784 germination Effects 0.000 description 1
239000012362 glacial acetic acid Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
230000002401 inhibitory effect Effects 0.000 description 1
229920005615 natural polymer Polymers 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
230000000379 polymerizing effect Effects 0.000 description 1
239000000843 powder Substances 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
239000002243 precursor Substances 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000035484 reaction time Effects 0.000 description 1
235000009566 rice Nutrition 0.000 description 1
238000000926 separation method Methods 0.000 description 1
230000035939 shock Effects 0.000 description 1
239000002002 slurry Substances 0.000 description 1
239000002689 soil Substances 0.000 description 1
239000000243 solution Substances 0.000 description 1
238000010561 standard procedure Methods 0.000 description 1
239000013589 supplement Substances 0.000 description 1
230000002195 synergetic effect Effects 0.000 description 1
238000003786 synthesis reaction Methods 0.000 description 1
238000001238 wet grinding Methods 0.000 description 1
229940100445 wheat starch Drugs 0.000 description 1

Landscapes

Absorbent Articles And Supports Therefor (AREA)

CA000446926A 1984-02-07 1984-02-07 Amidons modifies, diluants pour polymeres absorbants Expired CA1213260A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000446926A CA1213260A (fr)	1984-02-07	1984-02-07	Amidons modifies, diluants pour polymeres absorbants

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000446926A CA1213260A (fr)	1984-02-07	1984-02-07	Amidons modifies, diluants pour polymeres absorbants

Publications (1)

Publication Number	Publication Date
CA1213260A true CA1213260A (fr)	1986-10-28

Family

ID=4127127

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000446926A Expired CA1213260A (fr)	1984-02-07	1984-02-07	Amidons modifies, diluants pour polymeres absorbants

Country Status (1)

Country	Link
CA (1)	CA1213260A (fr)

1984
- 1984-02-07 CA CA000446926A patent/CA1213260A/fr not_active Expired

Legal Events

Date	Code	Title	Description
2004-02-07	MKEX	Expiry

Publication	Publication Date	Title
US4483950A (en)	1984-11-20	Modified starches as extenders for absorbent polymers
US6299907B1 (en)	2001-10-09	Reversibly swellable starch products
US4454055A (en)	1984-06-12	Absorbent composition of matter, process for preparing same and article prepared therefrom
Swinkels	1985	Composition and properties of commercial native starches
US7407912B2 (en)	2008-08-05	Supersuperabsorbent polymers
CA2308537C (fr)	2010-02-16	Polysaccharides cristallises utiles comme absorbant de liquide
Tharanathan	2005	Starch—value addition by modification
CA2337890C (fr)	2009-01-27	Composition d'adhesif derivee d'amidons a forte teneur en amylopectine, presents dans les racines et les parties tubulaires de plantes
EP2838939B2 (fr)	2025-01-08	Composites composés d'amidon carboxyalkylé-polyacrylate traités en surface
US20130296548A1 (en)	2013-11-07	Superabsorbent surface-treated carboxylated polysaccharides and process for producing same
JPH0796181A (ja)	1995-04-11	超吸収剤及びその製法及びそれを有する衛生品
NO783519L (no)	1979-04-19	Vann-svellbart, partikkelformig absorberende materiale, samt fremgangsmaate for det fremstilling
JPH0755130B2 (ja)	1995-06-14	高度アシル化ゲランゴムとデンプンとの混合物
Juliano et al.	1969	Properties of waxy and isogenic nonwaxy rices differing in starch gelatinization temperature
Fanta et al.	1978	Absorbent polymers from starch and flour through graft polymerization of acrylonitrile and comonomer mixtures
US4116899A (en)	1978-09-26	Increasing absorbency of polymeric compositions by curing
US5346892A (en)	1994-09-13	Absorbable dusting powder derived from reduced-protein modified starch
CA1213260A (fr)	1986-10-28	Amidons modifies, diluants pour polymeres absorbants
Sosulski et al.	1989	Chemical and enzymatic modifications of the pasting properties of legume starches
US5126334A (en)	1992-06-30	Absorbable dusting powder derived from starch
Kapri et al.	2017	Modified pearl millet starch: A review on chemical modification, characterization and functional properties
KR860001408B1 (ko)	1986-09-23	흡수중합체용 협력제로서의 변성녹말
FI81593B (fi)	1990-07-31	Foerfarande foer framstaellning av ett staerkelsebaserat superabsorptionsmaterial innehaollande dextrinutdrygningsmedel.
Fanta et al.	1982	Storage Stability of Saponified Starch‐g‐Polyacrylonitrile and Related Absorbents
Veelaert	1996	Properties and applications of dialdehyde starch