NZ201483A - Particulate compositions useful as plant growing media additives - Google Patents
Particulate compositions useful as plant growing media additivesInfo
- Publication number
- NZ201483A NZ201483A NZ201483A NZ20148382A NZ201483A NZ 201483 A NZ201483 A NZ 201483A NZ 201483 A NZ201483 A NZ 201483A NZ 20148382 A NZ20148382 A NZ 20148382A NZ 201483 A NZ201483 A NZ 201483A
- Authority
- NZ
- New Zealand
- Prior art keywords
- gel
- process according
- weight
- water
- particulate
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 55
- 239000000654 additive Substances 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 229920000642 polymer Polymers 0.000 claims abstract description 26
- 239000002689 soil Substances 0.000 claims abstract description 20
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical class OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 19
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229920001577 copolymer Polymers 0.000 claims abstract description 7
- 239000006260 foam Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 32
- 239000003795 chemical substances by application Substances 0.000 claims description 24
- 239000000178 monomer Substances 0.000 claims description 19
- 239000007863 gel particle Substances 0.000 claims description 15
- 235000015097 nutrients Nutrition 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 15
- 239000000376 reactant Substances 0.000 claims description 15
- 239000003431 cross linking reagent Substances 0.000 claims description 14
- 239000002361 compost Substances 0.000 claims description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- 230000000996 additive effect Effects 0.000 claims description 9
- 239000004088 foaming agent Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 239000003415 peat Substances 0.000 claims description 8
- 239000005995 Aluminium silicate Substances 0.000 claims description 7
- 235000012211 aluminium silicate Nutrition 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 7
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical group O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 7
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 7
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 238000005187 foaming Methods 0.000 claims description 5
- 238000004382 potting Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 4
- 239000011541 reaction mixture Substances 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 239000011837 N,N-methylenebisacrylamide Substances 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical class CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims 5
- 229910000286 fullers earth Inorganic materials 0.000 claims 2
- 239000004520 water soluble gel Substances 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract 1
- 239000000499 gel Substances 0.000 description 76
- 239000000047 product Substances 0.000 description 61
- 241000196324 Embryophyta Species 0.000 description 37
- 239000000463 material Substances 0.000 description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 11
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 8
- 239000010408 film Substances 0.000 description 7
- -1 loam Substances 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- BQZJOQXSCSZQPS-UHFFFAOYSA-N 2-methoxy-1,2-diphenylethanone Chemical compound C=1C=CC=CC=1C(OC)C(=O)C1=CC=CC=C1 BQZJOQXSCSZQPS-UHFFFAOYSA-N 0.000 description 5
- 238000005273 aeration Methods 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 5
- 239000003337 fertilizer Substances 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 5
- 241000219496 Alnus Species 0.000 description 4
- 241000219492 Quercus Species 0.000 description 4
- 239000000440 bentonite Substances 0.000 description 4
- 229910000278 bentonite Inorganic materials 0.000 description 4
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000010419 fine particle Substances 0.000 description 4
- 238000006386 neutralization reaction Methods 0.000 description 4
- 229910000027 potassium carbonate Inorganic materials 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 230000036571 hydration Effects 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000010902 straw Substances 0.000 description 3
- QMYCJCOPYOPWTI-UHFFFAOYSA-N 2-[(1-amino-1-imino-2-methylpropan-2-yl)diazenyl]-2-methylpropanimidamide;hydron;chloride Chemical compound Cl.NC(=N)C(C)(C)N=NC(C)(C)C(N)=N QMYCJCOPYOPWTI-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 244000046052 Phaseolus vulgaris Species 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 235000010980 cellulose Nutrition 0.000 description 2
- 238000013270 controlled release Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229920000578 graft copolymer Polymers 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003898 horticulture Methods 0.000 description 2
- 239000003999 initiator Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002362 mulch Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 238000009331 sowing Methods 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 241000219498 Alnus glutinosa Species 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 241001633942 Dais Species 0.000 description 1
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 1
- 239000005905 Hydrolysed protein Substances 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
- 235000019738 Limestone Nutrition 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 240000008751 Quercus petraea Species 0.000 description 1
- 235000002913 Quercus petraea Nutrition 0.000 description 1
- 241000736285 Sphagnum Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 244000028419 Styrax benzoin Species 0.000 description 1
- 235000000126 Styrax benzoin Nutrition 0.000 description 1
- 235000008411 Sumatra benzointree Nutrition 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229920013820 alkyl cellulose Polymers 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 229960002130 benzoin Drugs 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- YYRMJZQKEFZXMX-UHFFFAOYSA-N calcium;phosphoric acid Chemical compound [Ca+2].OP(O)(O)=O.OP(O)(O)=O YYRMJZQKEFZXMX-UHFFFAOYSA-N 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- ISAOCJYIOMOJEB-UHFFFAOYSA-N desyl alcohol Natural products C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Chemical compound CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 150000002314 glycerols Chemical class 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 235000019382 gum benzoic Nutrition 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 239000000017 hydrogel Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 239000004069 plant analysis Substances 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000005297 pyrex Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- RYYKJJJTJZKILX-UHFFFAOYSA-M sodium octadecanoate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC([O-])=O RYYKJJJTJZKILX-UHFFFAOYSA-M 0.000 description 1
- ODFAPIRLUPAQCQ-UHFFFAOYSA-M sodium stearoyl lactylate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC(=O)OC(C)C(=O)OC(C)C([O-])=O ODFAPIRLUPAQCQ-UHFFFAOYSA-M 0.000 description 1
- 239000003724 sodium stearoyl-2-lactylate Substances 0.000 description 1
- 235000010956 sodium stearoyl-2-lactylate Nutrition 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
- C09K17/18—Prepolymers; Macromolecular compounds
- C09K17/20—Vinyl polymers
- C09K17/22—Polyacrylates; Polymethacrylates
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/30—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds
- A01G24/35—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds containing water-absorbing polymers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/40—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure
- A01G24/42—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure of granular or aggregated structure
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/40—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure
- A01G24/48—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure containing foam or presenting a foam structure
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/40—Fertilisers incorporated into a matrix
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
- C09K17/16—Soil-conditioning materials or soil-stabilising materials containing organic compounds only applied in a physical form other than a solution or a grout, e.g. as platelets or granules
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Environmental Sciences (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Pest Control & Pesticides (AREA)
- Cultivation Of Plants (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Fertilizers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Biological Depolymerization Polymers (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8124256 | 1981-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ201483A true NZ201483A (en) | 1985-08-30 |
Family
ID=10523796
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ201483A NZ201483A (en) | 1981-08-07 | 1982-08-03 | Particulate compositions useful as plant growing media additives |
| NZ201482A NZ201482A (en) | 1981-08-07 | 1982-08-03 | Cross-linked acrylamide/acrylic acid salt copolymer compositions for use as a plant growing media additive |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ201482A NZ201482A (en) | 1981-08-07 | 1982-08-03 | Cross-linked acrylamide/acrylic acid salt copolymer compositions for use as a plant growing media additive |
Country Status (16)
Families Citing this family (53)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10130427A1 (de) * | 2001-06-23 | 2003-03-27 | Reinmar Peppmoeller | Stabile, wasserquellbare und -saugende anionische Polymere mit Schwammstruktur sowie deren Herstellung und Verwendung |
| EP0101253B1 (en) * | 1982-08-17 | 1987-07-22 | Ciba Specialty Chemicals Water Treatments Limited | Water absorbing polymers |
| US4579578A (en) * | 1983-06-04 | 1986-04-01 | Chemical Discoveries S.A. | Plant growing media |
| JPS6078696A (ja) * | 1983-10-04 | 1985-05-04 | Shinryo Air Conditioning Co Ltd | 曝気槽内混合液のｓｖｉ改良方法 |
| FR2580462A2 (fr) * | 1985-04-22 | 1986-10-24 | Baron Gerard | Hydroretenteurs emballes dans des sacs ou sachets individuels, permeables, de stockage, de manutention, d'utilisation et procede d'utilisation |
| EP0165112A1 (fr) * | 1984-05-18 | 1985-12-18 | Gérard Baron | Hydrorétenteurs emballés dans des sacs ou sachets individuels, perméables, de stockage, de manutention, d'utilisation et procédé d'utilisation |
| FR2572414B1 (fr) * | 1984-10-31 | 1986-12-12 | Beck Sa Leon | Produits gonflants et retenteurs d'humidite a base de polyacrylamide micronisee |
| GB8428273D0 (en) * | 1984-11-08 | 1984-12-19 | Chemical Discoveries Sa | Identified polymeric substance |
| GB2167398B (en) * | 1984-11-08 | 1989-06-01 | Chemical Discoveries Sa | Supplemented polymeric substance for use in growing media |
| US4690971A (en) * | 1985-03-05 | 1987-09-01 | Allied Colloids Limited | Water absorbing polymers |
| US4880858A (en) * | 1985-03-05 | 1989-11-14 | Allied Colloids Limited | Water absorbing polymers |
| WO1987007851A1 (en) * | 1986-06-18 | 1987-12-30 | Honeyoak International Pty. Ltd. | Water absorbing composition |
| FR2614555B1 (fr) * | 1987-04-28 | 1989-06-09 | Coatex Sa | Composition polymere chargee en matiere minerale pulverulente a haute capacite d'absorption en eau |
| FR2623221B1 (fr) * | 1987-11-13 | 1991-11-29 | Bonier Sahuc Monique | Produit stabilisateur des sols en place et methode de mise en oeuvre |
| FR2624761B1 (fr) * | 1987-12-17 | 1993-10-08 | Roussel Uclaf | Granules a base de polymeres hydrophiles sur lesquels sont absorbes une formulation aqueuse renfermant un ou plusieurs principes actifs |
| GB8800578D0 (en) * | 1988-01-12 | 1988-02-10 | Fernandes P J F | Improvements relating to plant growth media |
| HU201582B (en) * | 1988-02-05 | 1990-11-28 | Vizepitoeipari Troeszt | Method for producing barrier layer improving the water and nutrient recycling of soils |
| WO1989007633A1 (en) * | 1988-02-18 | 1989-08-24 | John Kenneth Bethune | Absorbent polymer compositions |
| DE68908447T2 (de) * | 1988-03-28 | 1993-12-23 | Altalanos Iparfejlesztesi Rt B | Verfahren zur Herstellung von Gelen aus mineralischen Tonen und Polymeren, die auf reversible Weise Wasser aufnehmen können. |
| GB2217868A (en) * | 1988-04-06 | 1989-11-01 | Synthetic Technology Limited | Fibre optic cables |
| US5273066A (en) * | 1988-06-10 | 1993-12-28 | Graham Neil B | Control valves and method of plant growing using flow control |
| GB8813839D0 (en) * | 1988-06-10 | 1988-07-13 | Graham N B | Growing plants |
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| US2856380A (en) * | 1953-03-18 | 1958-10-14 | American Cyanamid Co | Soil stabilization |
| FR1458945A (fr) * | 1965-01-26 | 1966-11-18 | Progil | Compositions pour la consolidation des sols |
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| CA1134981A (en) * | 1976-08-24 | 1982-11-02 | Robert H. Eikhof | Amendment for modifying soil matrices |
| JPS5445262A (en) * | 1977-09-13 | 1979-04-10 | Dainippon Ink & Chemicals | Enhancing of water retaining property of soil |
| CH635126A5 (de) * | 1979-07-31 | 1983-03-15 | Isaflex Ag | Verfahren zur verbesserung des wasserhaushaltes und zur auflockerung von wuestenboeden und von topfkulturboeden und mittel zu dessen ausfuehrung. |
| JPS56133028A (en) * | 1980-03-25 | 1981-10-17 | Nippon Shokubai Kagaku Kogyo Co Ltd | Composition of water absorbent |
-
1982
- 1982-08-03 GR GR68947A patent/GR76279B/el unknown
- 1982-08-03 NZ NZ201483A patent/NZ201483A/en unknown
- 1982-08-03 ZA ZA825595A patent/ZA825595B/xx unknown
- 1982-08-03 NZ NZ201482A patent/NZ201482A/en unknown
- 1982-08-03 GR GR68945A patent/GR76888B/el unknown
- 1982-08-03 ZA ZA825596A patent/ZA825596B/xx unknown
- 1982-08-04 IE IE1874/82A patent/IE53134B1/en unknown
- 1982-08-04 PH PH27675A patent/PH19119A/en unknown
- 1982-08-05 WO PCT/GB1982/000243 patent/WO1983000498A1/en unknown
- 1982-08-05 AT AT82304145T patent/ATE22915T1/de not_active IP Right Cessation
- 1982-08-05 IN IN928/CAL/82A patent/IN156787B/en unknown
- 1982-08-05 EP EP82304144A patent/EP0072213B1/en not_active Expired
- 1982-08-05 WO PCT/GB1982/000244 patent/WO1983000482A1/en unknown
- 1982-08-05 GB GB08222580A patent/GB2109362B/en not_active Expired
- 1982-08-05 DE DE8282304145T patent/DE3273797D1/de not_active Expired
- 1982-08-05 EP EP82304145A patent/EP0072214B1/en not_active Expired
- 1982-08-05 DE DE8282304144T patent/DE3262427D1/de not_active Expired
- 1982-08-05 AU AU87661/82A patent/AU547744B2/en not_active Ceased
- 1982-08-05 JP JP57502371A patent/JPS58501233A/ja active Pending
- 1982-08-05 AU AU87662/82A patent/AU544848B2/en not_active Ceased
- 1982-08-05 IN IN929/CAL/82A patent/IN156248B/en unknown
- 1982-08-05 JP JP57502372A patent/JPS58501234A/ja active Pending
- 1982-08-05 AT AT82304144T patent/ATE11926T1/de not_active IP Right Cessation
- 1982-08-05 GB GB08222581A patent/GB2104532B/en not_active Expired
- 1982-08-06 ES ES514805A patent/ES8308347A1/es not_active Expired
- 1982-08-06 ES ES514804A patent/ES8308346A1/es not_active Expired
- 1982-08-06 CA CA000408905A patent/CA1216997A/en not_active Expired
- 1982-08-06 CA CA000408904A patent/CA1215850A/en not_active Expired
-
1983
- 1983-04-07 DK DK1546/83A patent/DK154683D0/da not_active IP Right Cessation
- 1983-04-07 DK DK154783A patent/DK154783A/da not_active IP Right Cessation
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