WO1999012418A1 - VERWENDUNG VON β-HYDROXYALKYLVINYLAMIN-EINHEITEN ENTHALTENDEN POLYMERISATE ALS BIOZIDE - Google Patents
VERWENDUNG VON β-HYDROXYALKYLVINYLAMIN-EINHEITEN ENTHALTENDEN POLYMERISATE ALS BIOZIDE Download PDFInfo
- Publication number
- WO1999012418A1 WO1999012418A1 PCT/EP1998/005623 EP9805623W WO9912418A1 WO 1999012418 A1 WO1999012418 A1 WO 1999012418A1 EP 9805623 W EP9805623 W EP 9805623W WO 9912418 A1 WO9912418 A1 WO 9912418A1
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- WO
- WIPO (PCT)
- Prior art keywords
- polymers
- units
- vinyl
- formula
- polymers containing
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/02—Amines; Quaternary ammonium compounds
- A01N33/08—Amines; Quaternary ammonium compounds containing oxygen or sulfur
Definitions
- the invention relates to the use of polymers containing ⁇ -hydroxyalkylvinylamine units which are obtainable as biocides by reaction of polymers containing vinylamine units with epoxides.
- Polymers containing vinylamine units are known to be prepared by polymerizing acyclic N-vinylcarboxamides, preferably N-vinylformamide, and then hydrolysing the polymers by the action of acids or bases, cf. US-A-4 421 602, US-A-3 597 314, US-A-4 578 515 and US-A-4 255 548.
- modified polyvinylamines are also known from the literature.
- the water solubility of polyvinylamines is improved by grafting ethylene oxide or propylene oxide onto polyvinylamine, cf. Ikemura, Kobunshi Kagaku, 26 (288), 306-310 (1969).
- Modified polyvinylamines are known from US Pat. No. 5,324,787, which can be obtained by reacting at least 0.1 mol% of the amine units of polyvinylamine with a glycidyl ether compound. The reaction gives hydrophobicized polyvinylamines which are used as retention aids in papermaking.
- N-containing polymers are written as biocides be ⁇ . However, the nitrogen atoms are in the main polymer chain. Similar polymer structures are also described in US-A-3,714,259.
- the object of the present invention was to provide new biocidal agents.
- polymers containing ⁇ -hydroxyalkylvinylamine units which are obtainable by reacting polymers containing vinylamine units with epoxides of the formula
- R C - to C o, -alkyl, phenyl, C] _- to Cis -alkylphenyl or C 2 - to Ci 8 -alkenyl.
- Polymers containing vinylamine units are known, cf. for example US-A-4 217 214, EP-A-0 071 050 and EP-A-0 216 387. These polymers are obtainable by copolymerizing open-chain N-vinylcarboxamides alone or together with other monoethylenically unsaturated monomers and then acid amide units from the copolymerized open-chain N-formyl Vinylcarbonkla- - cleaves or alkylcarbonyl group by a ⁇ action of acids, bases or enzymes with formation of vinylamine units.
- the polymers containing vinylamine units are prepared, for example, from open-chain N-vinylcarboxamides - of the formula
- R 1 and R 2 may be the same or different and represent hydrogen and C 1 -C 6 -alkyl.
- the said mono mers can ⁇ either alone, in mixture with one another or together are polymerized with other monoethylenically unsaturated monomers. It is preferable to start from polymers of N-vinylformamide.
- Suitable monoethylenically unsaturated monomers are all compounds which can be copolymerized with the open-chain vinylcarboxamides.
- Examples include vinyl esters of saturated carboxylic acids of 1 to 6 carbon atoms, such as vinyl formate, vinyl acetate, vinyl propionate and vinyl butyrate.
- Suitable comonomers are ethylenically unsaturated C 3 - to C ß- carboxylic acids, for example acrylic acid, methacrylic acid, maleic acid, crotonic acid, itaconic acid and vinyl acetic acid and their alkali metal and alkaline earth metal salts, esters, amides and nitriles, for example methyl acrylate, methyl methacrylate, ethyl acrylate and ethyl methacrylate .
- carboxylic acids for example acrylic acid, methacrylic acid, maleic acid, crotonic acid, itaconic acid and vinyl acetic acid and their alkali metal and alkaline earth metal salts, esters, amides and nitriles, for example methyl acrylate, methyl methacrylate, ethyl acrylate and ethyl methacrylate .
- carboxylic acid esters are derived from glycols or polyalkylene glycols, only one OH group being esterified in each case, for example hydroxyethyl acrylate, hydroxyethyl methacrylate, hydroxypropyl acrylate, hydroxybutyl acrylate, hydroxypropyl methacrylate, hydroxybutyl methacrylate and acrylic acid monoester from polyalkylene glycols 10,000 in a molar mass
- Further suitable comonomers are esters of ethylenically unsaturated carboxylic acids with amino alcohols, such as, for example, dimethylaminoethyl acrylate, wench hylaminoethyl methacrylate, diethylaminoethyl acrylate, diethylaminomethyl methacrylate, dimethylaminopropyl acrylate, dimethylaminopropyl methacrylate, diethylaminopropylacrylate acrylate, eth
- Suitable comonomers are amides of ethylenically unsaturated carboxylic acids such as acrylamide, methacrylamide and N-alkyl mono- and diamides of monoethylenically unsaturated carboxylic acids with alkyl radicals of 1 to 6 carbon atoms, e.g. N-methyl acrylamide, N, N-dimethylacrylamide, N-methyl methacrylamide, N-ethyl acrylamide, N-propylacrylamide and tert.
- Butylacrylamide and basic (meth) acrylamides e.g.
- N-vinylpyrrolidone N-vinylcaprolactam
- acrylonitrile methacrylonitrile
- N-vinylimidazole substituted N-vinylimidazoles
- N-vinyl-2-methylimidazole N-vinyl-4-methylimidazole
- N-vinyl-5-methylimidazole N-vinyl-2-ethylimidazole
- N-vinylimidazolines such as e.g. Vinyl - imidazoline, N-vinyl-2-methylimidazoline, and N-vinyl-2-ethyl - imidazoline.
- N-vinylimidazoles and N-vinylimidazolines are also used in neutralized or in quaternized form with mineral acids or organic acids, the quaternization preferably being carried out with dimethyl sulfate, diethyl sulfate, methyl chloride or benzyl chloride.
- Monomers containing sulfo groups such as, for example, vinylsulfonic acid, allylsulfonic acid, methallylsulfonic acid, styrene sulfonic acid, the alkali metal or ammonium salts of these acids or 3-sulfopropyl acrylic acid are also suitable as comonomers.
- the copolymers also include terpolymers and those polymers which additionally contain at least one further monomer in copolymerized form.
- copolymers containing vinylamine units it is preferable to start from homopolymers of N-vinylformamide or from copolymers which
- copolymers contain, for example
- the homopolymers of the N-vinylcarboxamides of the formula I and their copolymers can be hydrolyzed to 0.1 to 100, preferably 10 to 100, mol%. In most cases, the degree of hydrolysis of the homopolymers and copolymers is 50 to 90 mol%.
- the degree of hydrolysis of the polymers is synonymous with the content of vinylamine units in the polymers.
- hydrolysis of the ester groups can occur with formation of vinyl alcohol units. This is particularly the case when the copolymers are hydrolysed in the presence of sodium hydroxide solution. Polymerized acrylonitrile is also chemically changed during the hydrolysis. This creates, for example, amide groups or carboxyl groups.
- the polymers to be used according to the invention are obtained by reacting polymers containing vinylamine units with epoxides of the formula 0
- R C - to C 8 "denotes alkyl, phenyl, Ci to C ⁇ 8 alkylphenyl or C 2 - to Ci 8 alkenyl.
- the epoxides given above are known. If the substituent R 10 in the formula given for the epoxides represents an alkyl group, the alkyl group can be a straight-chain, branched or cyclic alkyl group. When the substituent R is an alkenyl, it includes both straight-chain and branched alkenyl groups. It is preferred to use 15 epoxides of the formula given above which contain 12 to 20 C atoms.
- the reaction is preferably carried out in a solvent.
- suitable solvents are Ci to C 4 alcohols, tetrahydrofuran, dioxane, dimethylformamide and water.
- the reaction is preferably carried out in aqueous solution.
- the temperatures during the reaction are, for example, 70 to
- reaction is preferably carried out in aqueous solution at pH values above 7, e.g. in the range from 8 to 13, in particular 9 to 11.
- concentration of the reactants in the aqueous solution or in another suitable solvent is preferably carried out in aqueous solution at pH values above 7, e.g. in the range from 8 to 13, in particular 9 to 11.
- 30 medium is 1 to 60, preferably 10 to 40% by weight.
- the reaction is complete in the temperature range from 80 to 95 ° C., for example after 30 to 180 minutes. If the reaction is carried out in aqueous solution at temperatures above 100 ° C., the apparatus is operated in pressure-tightly sealed apparatus.
- Modified polyvinylamines the ⁇ -hydroxyalkylvinylamine units of the structure, are obtained as reaction products
- R C - to C 28 "alkyl, phenyl, Ci to Cig-alkylphenyl or C 2 - to Cis-alkenyl and
- R 2 H, Ci to C 6 alkyl
- At least 0.1 mol% of the NH groups of the polymers containing vinylamine units have been reacted with epoxides of the formula IV, so that the polymers to be used according to the invention contain at least 0.1 mol% of units of the formula V.
- at least 10 mol% of the NH groups of the polymers containing vinylamine units are reacted with epoxides of the formula IV.
- Preferably 50 to 90 mol% of the NH groups of the polymers containing vinylamine units are reacted with epoxides of the formula IV.
- those epoxides are preferred which contain 12 to 20 carbon atoms in the molecule.
- R in the formulas V and VI is Cio to C 6 alkyl.
- the modified polyvinylamines contain units of formula VI e.g. in amounts up to about 50 mol%, preferably 5 to 20 25 mol%.
- 25 Structure VI contain units of unhydrolyzed vinyl carboxylic acid amides. If copolymers of, for example, N-vinylformamide and vinyl formate, vinyl acetate or vinyl propionate are used, depending on the hydrolysis conditions, copolymers are obtained which contain vinyl formate, vinyl acetate and vinyl propionate units.
- the content of units of the formula V in the polymers to be used according to the invention is at least 0.1 mol% and is usually in the range from 30 to 100, preferably 50 to 95 mol%.
- the polymers to be used according to the invention have molecular weights M w (determined by the light scattering method) of 500 to 50 million, preferably 10,000 to 2 million.
- the K values of the polymers according to the invention are 10 to 300, preferably 30 to 200. According to H. Fikentscher, the K values are in 5% aqueous saline solution at pH 7, a temperature of 25 ° C. and a polymer concentration of 0.5% . -% determined, cf. Cellulose-Chemie, Vol. 13, 58-64 and 71-74 (1932).
- the Po obtained according to the method described above ⁇ mers exhibit a strong microbicidal activity and can therefore be used for combating undesired microorganisms.
- the active ingredients and the formulations made from them are intended to chemically destroy, deter, harm, prevent harmful organisms or otherwise combat them.
- the polymers or their formulations to be used according to the invention prevent the microbial attack on technical materials, i.e. they can be used for in-can preservation. They are also used for the biocidal finishing of products, i.e. they can be used for film preservation.
- Technical materials are to be understood as non-living materials as they occur in technical / industrial processes.
- Technical materials that are to be protected against microbial change or destruction by the use of the polymers or formulations according to the invention are, for example:
- the polymers or formulations can also be used in water treatment.
- Water treatment is understood to mean the addition of the polymers or formulations to process water, for example to combat slime in the paper industry or to control harmful organisms in the sugar industry. They prevent or control the growth of microorganisms in cooling circuits, humidifiers, or in drilling and production fluids in the petroleum industry.
- the polymers and their formulations can also be used in disinfection.
- Bacteria, viruses, spores, yeasts, fungi, algae and slime organisms may be mentioned as examples of microorganisms which can break down or change technical materials.
- the polymers or their preparations to be used according to the invention preferably act against bacteria, yeasts and fungi.
- microorganisms The following genera may be mentioned as microorganisms:
- the polymers to be used according to the invention can be converted into customary formulations and preparations, such as e.g. Emulsions, suspensions, dispersions, solutions, powders, pastes or in combination with carrier materials.
- surface-active substances for example, anionic surfactants such as alkyl sulfonates, ether sulfates; nonionic surfactants such as fatty alcohol ethoxylates, fatty alcohol ester ethoxylates, sorbitan esters, polyalkylene glycols; amphoteric surfactants
- complexing agents e.g.
- ethylene diamine tetraacetic acid nitrilotriacetic acid acetic acid, methyl methacrylate, methylglyceryl acetic acid, methyl methacrylate
- alcohols such as ethanol, n-propanol, i-propanol, or glycols, e.g. propylene glycol, polypropylene glycol
- acids or bases e.g. phosphoric acid, sodium hydroxide solution
- inorganic salts and / or other additives e.g. corrosion inhibitors, Foam damper, straightening agents, dyes
- the effectiveness and spectrum of action of the polymers to be used according to the invention or of the agents or formulations which can be prepared therefrom can be increased if, if appropriate, tere microbicidally active compounds such as fungicides, bactericides and / or herbicides, insecticides and / or other active compounds are added to broaden the spectrum of action or to achieve special effects. In many cases, synergistic effects are obtained, ie the spectrum of action of the mixture exceeds that of the individual components. Such substances are known per se to the specialist and are described in the literature.
- Particularly preferred mixing partners are 5-aminoisothiazoles of the formula VII
- R represents hydrogen or C ⁇ -C 4 alkyl and X represents halogen, N0 2 , CN and SCN,
- R is C 1 -C 4 -alkyl, in particular methyl, are preferred.
- 3-methyl-4-rhodano-5-aminoisothiazole (formula VIIc) is used,
- aminoisothiazoles VII mentioned above are obtained using a reaction sequence known per se from EP-A-640 597, in which isothiazoles of the general formula VIII,
- microbicidal agents or concentrates used to protect the industrial materials contain the polymers or the active compound combinations to be used according to the invention in a concentration of 0.005 to 70% by weight, in particular 0.05 to 40% by weight, based on the total weight.
- the application concentrations of the polymers to be used depend on the type and the occurrence of the microorganisms to be controlled and on the composition of the material to be protected.
- Microbicides and microbistatic properties are determined experimentally. Very suitable test methods have been described in detail by the German Society for Hygiene and Microbiology (DGHM) for the testing of disinfectants.
- DGHM German Society for Hygiene and Microbiology
- Tube dilution tests to determine the minimum inhibitory concentration MIC according to the "Guidelines for the testing and evaluation of chemical disinfection methods (status 1.1.81, method slightly modified)" were carried out with casein peptone soybean meal peptone medium.
- the dilution was carried out with water of standardized hardness without additional aids such as tensides.
- the pH was adjusted to 7.2 ⁇ 0.2 with 0.1 mol / 1 NaOH or 0.1 mol / 1 HCl.
- the test concentrations were graded according to the concentration levels proposed by the DGHM.
- the evaluation was carried out after 72 hours of incubation at 36 ° C.
- the following table shows the strain numbers of Mikroorganis ⁇ men to:
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
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Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/508,058 US6214885B1 (en) | 1997-09-08 | 1998-09-05 | Use of polymers containing β-hydroxyalkylvinylamine units as biocides |
AU94402/98A AU9440298A (en) | 1997-09-08 | 1998-09-05 | Use of polymers containing beta-hydroxyalkylvinylamine units as biocides |
EP98947520A EP1014785A1 (de) | 1997-09-08 | 1998-09-05 | VERWENDUNG VON $g(b)-HYDROXYALKYLVINYLAMIN-EINHEITEN ENTHALTENDEN POLYMERISATE ALS BIOZIDE |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19739355 | 1997-09-08 | ||
DE19739355.1 | 1997-09-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1999012418A1 true WO1999012418A1 (de) | 1999-03-18 |
Family
ID=7841639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1998/005623 WO1999012418A1 (de) | 1997-09-08 | 1998-09-05 | VERWENDUNG VON β-HYDROXYALKYLVINYLAMIN-EINHEITEN ENTHALTENDEN POLYMERISATE ALS BIOZIDE |
Country Status (4)
Country | Link |
---|---|
US (1) | US6214885B1 (de) |
EP (1) | EP1014785A1 (de) |
AU (1) | AU9440298A (de) |
WO (1) | WO1999012418A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008055857A3 (en) * | 2006-11-10 | 2009-02-19 | Basf Se | Biocidal coatings |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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DE2530243A1 (de) * | 1975-07-07 | 1977-01-27 | Henkel & Cie Gmbh | Verwendung von n-substituierten aminoalkanolen als antimikrobielle wirkstoffe |
JPS552660A (en) * | 1978-06-22 | 1980-01-10 | Mitsubishi Chem Ind Ltd | Protectant drug against plant viral diseases |
US4778725A (en) * | 1986-04-28 | 1988-10-18 | Nitto Boseki Co., Ltd. | Functional polymers derived from polyamines and process for producing the same |
EP0331528A1 (de) * | 1988-03-03 | 1989-09-06 | Sumitomo Chemical Company, Limited | Antimikrobische Ethylenmischpolymerisate und deren Zusammensetzungen |
WO1992020226A1 (en) * | 1991-05-24 | 1992-11-26 | Mitsubishikasei Polytec Co. | Agricultural composition for controlling diseases caused by actinomycetes |
WO1997042229A1 (de) * | 1996-05-06 | 1997-11-13 | Basf Aktiengesellschaft | β-HYDROXYALKYLVINYLAMIN-EINHEITEN ENTHALTENDE POLYMERISATE, VERFAHREN ZU IHRER HERSTELLUNG UND IHRE VERWENDUNG |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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DE1692854A1 (de) | 1967-11-29 | 1971-10-21 | Hoechst Ag | Verfahren zur Entwaesserung von Cellulosefaser-Suspensionen |
US3714259A (en) | 1970-08-20 | 1973-01-30 | Jefferson Chem Co Inc | Production of linear polyethylene polyamines |
US4005193A (en) | 1974-08-07 | 1977-01-25 | Millmaster Onyx Corporation | Microbiocidal polymeric quaternary ammonium compounds |
US4255548A (en) | 1980-01-07 | 1981-03-10 | Dynapol | Ethylene-vinylamine copolymers |
DE3128478A1 (de) | 1981-07-18 | 1983-02-03 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von linearen, basischen polymerisaten |
US4578515A (en) | 1981-11-05 | 1986-03-25 | Air Products And Chemicals, Inc. | Preparing N-vinylformamide |
SU1071630A1 (ru) | 1982-06-17 | 1984-02-07 | Московский Ордена Трудового Красного Знамени Институт Народного Хозяйства Им.Г.В.Плеханова | Бактерицидна присадка к смазочно-охлаждающим жидкост м на водомасл ной основе |
US5246984A (en) | 1992-06-03 | 1993-09-21 | Air Products And Chemicals, Inc. | Water dispersible polyamine-epoxy adduct and epoxy coating composition |
US5324787A (en) | 1992-11-18 | 1994-06-28 | Air Products And Chemicals, Inc. | Modification of poly (vinylamine) |
-
1998
- 1998-09-05 US US09/508,058 patent/US6214885B1/en not_active Expired - Fee Related
- 1998-09-05 EP EP98947520A patent/EP1014785A1/de not_active Withdrawn
- 1998-09-05 WO PCT/EP1998/005623 patent/WO1999012418A1/de not_active Application Discontinuation
- 1998-09-05 AU AU94402/98A patent/AU9440298A/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2530243A1 (de) * | 1975-07-07 | 1977-01-27 | Henkel & Cie Gmbh | Verwendung von n-substituierten aminoalkanolen als antimikrobielle wirkstoffe |
JPS552660A (en) * | 1978-06-22 | 1980-01-10 | Mitsubishi Chem Ind Ltd | Protectant drug against plant viral diseases |
US4778725A (en) * | 1986-04-28 | 1988-10-18 | Nitto Boseki Co., Ltd. | Functional polymers derived from polyamines and process for producing the same |
EP0331528A1 (de) * | 1988-03-03 | 1989-09-06 | Sumitomo Chemical Company, Limited | Antimikrobische Ethylenmischpolymerisate und deren Zusammensetzungen |
WO1992020226A1 (en) * | 1991-05-24 | 1992-11-26 | Mitsubishikasei Polytec Co. | Agricultural composition for controlling diseases caused by actinomycetes |
WO1997042229A1 (de) * | 1996-05-06 | 1997-11-13 | Basf Aktiengesellschaft | β-HYDROXYALKYLVINYLAMIN-EINHEITEN ENTHALTENDE POLYMERISATE, VERFAHREN ZU IHRER HERSTELLUNG UND IHRE VERWENDUNG |
Non-Patent Citations (1)
Title |
---|
DATABASE WPI Section Ch Week 8007, Derwent World Patents Index; Class A97, AN 80-12023C, XP002091790 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008055857A3 (en) * | 2006-11-10 | 2009-02-19 | Basf Se | Biocidal coatings |
Also Published As
Publication number | Publication date |
---|---|
US6214885B1 (en) | 2001-04-10 |
AU9440298A (en) | 1999-03-29 |
EP1014785A1 (de) | 2000-07-05 |
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