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WO2018130424A1 - Procédé pour la préparation d'un agent de traitement de plantes et procédé pour le traitement de plantes - Google Patents

Procédé pour la préparation d'un agent de traitement de plantes et procédé pour le traitement de plantes Download PDF

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Publication number
WO2018130424A1
WO2018130424A1 PCT/EP2018/000014 EP2018000014W WO2018130424A1 WO 2018130424 A1 WO2018130424 A1 WO 2018130424A1 EP 2018000014 W EP2018000014 W EP 2018000014W WO 2018130424 A1 WO2018130424 A1 WO 2018130424A1
Authority
WO
WIPO (PCT)
Prior art keywords
oil
water
plant
agent
emulsion
Prior art date
Application number
PCT/EP2018/000014
Other languages
German (de)
English (en)
Inventor
Michael Petry
Ralf PUDE
Thorsten Kraska
Original Assignee
Michael Petry
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Michael Petry filed Critical Michael Petry
Priority to EP18706955.4A priority Critical patent/EP3568014A1/fr
Publication of WO2018130424A1 publication Critical patent/WO2018130424A1/fr

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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
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
    • A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
    • 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
    • A01N61/00—Biocides, pest repellants or attractants, or plant growth regulators containing substances of unknown or undetermined composition, e.g. substances characterised only by the mode of action
    • 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
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • 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
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08—Magnoliopsida [dicotyledons]
    • A01N65/12—Asteraceae or Compositae [Aster or Sunflower family], e.g. daisy, pyrethrum, artichoke, lettuce, sunflower, wormwood or tarragon
    • 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
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08—Magnoliopsida [dicotyledons]
    • A01N65/20—Fabaceae or Leguminosae [Pea or Legume family], e.g. pea, lentil, soybean, clover, acacia, honey locust, derris or millettia
    • 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
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08—Magnoliopsida [dicotyledons]
    • A01N65/22—Lamiaceae or Labiatae [Mint family], e.g. thyme, rosemary, skullcap, selfheal, lavender, perilla, pennyroyal, peppermint or spearmint

Definitions

  • the invention relates to a method for producing a
  • Plant treatment agent using at least one oil agent The invention further relates to a method for the treatment of plants with a plant treatment agent.
  • oils to make a plant treatment agent is well known in the art. In this case, not self-drying and thus liquid and oily oils are used in the prior art.
  • oils A well-known representative of such oils is the oil of the neem tree, which has a strong insecticidal activity. In addition to the intended insecticidal action here is a problem to see that the oil may have phytotoxic side effects even at too high a concentration.
  • Another representative of such oils is rapeseed oil, which also retains its oily consistency.
  • a disadvantage of such non-self-drying / oxidatively drying oils is the fact that these types of oils can be removed from the plant by external environmental influences, in particular by rain, in which by the washing effect of
  • the object of the invention is to produce a plant treatment agent, as well as to bring this to the application, which does not have the aforementioned disadvantages and is preferably manageable by anyone.
  • a plant treatment agent is to be provided which, at least in one
  • Basic formulation - preferably a physical effect (e.g., barrier effect, mechanical protection effect) achieved, so that makes no primary benefit of special chemically active ingredients of the oil used therein.
  • a physical effect e.g., barrier effect, mechanical protection effect
  • the method is to produce a plant treatment agent based on the use of an oil agent, which is classified as safe overall from an environmental point of view and with respect to its effect on man, in particular even can serve or even serve as a food for humans.
  • an oil agent which is classified as safe overall from an environmental point of view and with respect to its effect on man, in particular even can serve or even serve as a food for humans.
  • an oil-based plant treatment agent which has a lasting effect, in particular has a duration of action which is prolonged compared to conventional liquid-containing oils and is also resistant after application
  • This object is achieved according to the invention in that a self-drying and / or oxidatively curing oil agent is mixed together with water to form an emulsion, in particular the plant treatment agent directly or a precursor, in particular basic formula for this.
  • An essential core idea of the invention resides in the use of a self-drying and / or oxidatively hardening oil agent, by which is meant that the selected oil agent dries automatically under normal atmospheric conditions and hardens and forms a dry film / coating on the plant surface. Accordingly, such an oil agent solidifies over time, so that a coating formed from such an oil agent on a plant is more resistant to
  • such a self-drying and / or oxidatively curing oil agent which hardens by crosslinking reaction with atmospheric oxygen with water to form an emulsion, which simplifies the application and beyond the possibility opens up by the chosen water dilution Layer formation, for example, in terms of layer thickness and / or permeability and / or rate of degradation of the oil agent on the plant to be able to control.
  • Total amount of the oil agent on the plant can be very well controlled and thus compared to the prior art relatively thinner films of the oil agent on the plant will be left.
  • the concrete effect on the plant and / or the environmental behavior eg rate of degradation
  • inventively used self-drying and / or oxidatively curing oil agent is formed according to a preferred embodiment, for example by a
  • the oil agent in this case is therefore a specific oil.
  • the oil agent of at least one self-drying and / or oxidatively curing oil of at least one type of oil to form in particular thus, for example. as a mixture according to the previous embodiment, wherein still a resin is dissolved, in particular rosin.
  • a resin is generally understood to mean a viscous, non-water-soluble liquid, in particular of natural origin,
  • a plant in particular from a plant, preferably from a tree.
  • resins preferably the said resin, can have a very positive influence on the property of self-drying or oxidative hardening of the oil agent, in particular in terms of a shortening of the drying time over an oil agent without such a resin additive.
  • a respective self-drying and / or oxidatively curing oil to choose from an oil that already inherently has a self-drying and / or oxidatively curing property.
  • it may be an oil with more than 50% proportion of unsaturated fatty acids.
  • Such types of oils are preferred insofar as they need not be subjected to further treatment and can be used directly as a natural product in the oil agent of the plant treatment agent according to the invention.
  • the invention can also provide for the formation of the oil agent to choose at least one self-drying and / or oxidatively curing oil, which is first made of an oil grade without naturally self-drying and / or oxidatively curing property.
  • oils with less than 50% of unsaturated fatty acids which typically have no self-drying or oxidatively curing properties at such a fatty acid content.
  • the preparation of a self-drying and / or oxidatively hardening oil from such a naturally non-drying or non-hardening oil can be caused by a chemical transformation of the oil, for example by transesterification, a conversion of the naturally non-drying or non-hardening oil into a self-drying oil respectively.
  • the oil agent can be formed from at least one oil selected from the list of the following types of oil:
  • Pomegranate seed oil elderflower seed oil, currant seed oil, linseed oil, poppy seed oil, evening primrose oil, oiticica oil (obtained from the seeds of Licania spec),
  • Cranberry oil, rapeseed oil, sacha inchi oil obtained from Inca peanut Inca inchi
  • soya oil obtained from Inca peanut Inca inchi
  • sunflower oil obtained from Inca peanut Inca inchi
  • tung oil obtained from Inca peanut Inca inchi
  • wild rose oil obtained from Inca peanut Inca inchi
  • the invention proposes to process the oil agent formed from one or more oils, optionally with further use of at least one resin, together with water to form an emulsion.
  • the oil agent and the water by means of an emulsifier, a mechanical stirring with at least 30,000
  • emulsifiers for example, common chemical products can be used. Preference is given to using types such as decanol ethoxylates or fatty alcohol ethoxylates. The naming of these concrete products is merely exemplary and of course other suitable emulsifiers can be used.
  • the invention may advantageously provide that prior to mixing, the oil agent and the water are each heated separately to a temperature of about 40 degrees Celsius, preferably of about 55 degrees, but in particular less than 65 degrees Celsius. It may then be provided thereafter stir the water in the oil agent, in particular then to disperse to achieve an emulsion.
  • the emulsion according to the invention can thus be formed which, as mentioned at the beginning, forms the plant treatment agent directly or as a precursor to it, such as the already mentioned basic recipe from the oil agent and water.
  • Basic recipe emulsifies the oil agent and the water in equal parts.
  • emulsifying we heat the oil agent and the water respectively, preferably heated to the same temperature. If an emulsifier is used for emulsification, this is added to the oil agent. After reaching the processing temperature, the water is stirred into the oil agent.
  • the invention may also provide in a further step, in a step upstream of the emulsification, the oil agent as a whole, which is therefore not yet mixed with water at this time or at least pre-polymerize by heating at least one of its oil components.
  • the oil agent is prepolymerized in such a way that a self-drying time and / or oxidation time of less than 24 hours is achieved, preferably less than 12 hours.
  • a particularly preferred oxidation time or self-drying time is 20 minutes to max. 2 hours.
  • the application of the plant treatment agent according to the invention to plants in particular large agricultural use using a usually reliable for the next 24 hours weather forecast can be done so that for example a rain-free time can be selected and a sufficiently fast drying is achieved to wash off the treatment agent even after 24 hours or after 12 hours in the preferred embodiment, or even in the most preferred embodiment after 2 hours of rainfall.
  • Such a prepolymerized oil agent can thus be used more selectively and in particular more durable than conventional plant treatment agents of the prior art.
  • a possibility of the invention can provide that the heating of the oil agent as a whole or at least one of its constituents under the action of a
  • Oxygen atmosphere is carried out in particular while achieving an acid number less than 10.
  • a further preferred embodiment variant provides that the heating of the oil agent as a whole or at least of at least one of its constituents takes place with exclusion of oxygen and particularly preferably under the action of an inert protective gas atmosphere.
  • the invention provides the advantage that an oil agent which is pretreated in such a way or in at least one of its constituents can be more easily mixed with water in the later emulsification step.
  • it is achieved, especially in the heating under oxygen exclusion, that the oil-medium thickening stronger than when heated by the action of oxygen.
  • it is particularly advantageous if heating of the oil composition as a whole or of at least one of its constituents in one
  • the invention may further provide that upon heating, at least one resin is added to the oil agent or to the at least one component of the oil agent, such as
  • Rosin can support the resin or film formation at thicker layer thickness (herbicidal effect)
  • Embodiment forms only a precursor of this.
  • Plant treatment product is further diluted with water before a concrete application in plants.
  • Such a further dilution can in this case take place in particular in the cooled state of the emulsion described in the introduction,
  • the usual geographical ambient temperature which is, for example, depending on climatic conditions in the range of 15 to 30 degrees Celsius.
  • Oil means opens up, provided that the necessary ratio for treatment between oil and water not already directly in the first emulsion produced
  • the invention can accordingly provide, with knowledge of the plant to be treated, a specifically required after-dilution of the previously prepared emulsion
  • it may be provided by the total amount of water, a herbicidal action, a plant-strengthening effect, an action against abiotic damage causes, such as drought, to achieve a fungicidal or insecticidal effect.
  • the invention may, for example, also provide that the emulsion, which has not yet been further thinned with water, is thus the product which, after the first addition of water from the oil agent, has been processed into an emulsion, ie in particular
  • Emulsion for a plant to be treated has a herbicidal action.
  • the herbicidal action in which thus the treating plant itself dies or parts of the plant die off, therefore represents the maximum effect on plants that can be achieved with this starting emulsion, which may be due to the fact that the dried leaves remaining after evaporation of the water
  • Film layer is so dense that the metabolism of the plant is disturbed and / or optionally the UV light absorption is excessive so that the plant dies under the formed and dried film layer.
  • the invention can thus provide by diluting this so adjusted emulsion with more water to to control and adjust the effect, such as one of the other effects mentioned above.
  • the invention can provide here that from the list of plant-strengthening
  • the starting emulsion according to the invention forms the ideal starting agent, which covers any usual spectrum of activity required in a single product and the different effects are achieved by further addition of a certain amount of water.
  • an active ingredient which is immiscible or soluble in water is added to the oil agent before the emulsification.
  • the active ingredient itself can be a substance, a substance mixture, a
  • biological agent and / or a biological reagent mixture.
  • biological agents effective microorganisms such as bacteria, yeasts or fungi can be used.
  • biological, chemical and / or further / other physical effects may possibly also be included in the plant treatment agent.
  • the invention may additionally or alternatively also provide that before
  • Emulgierung the water is added to an active ingredient, which in turn is not miscible or soluble in the oil agent.
  • Such a procedure has the advantage that the respective addition of the further active ingredient takes place in one of the two phases forming the later emulsion and thus achieves that the additional active ingredient occurs uniformly in the emulsion.
  • the invention may additionally or alternatively provide that prior to further dilution of the emulsion with water for further dilution
  • an active ingredient is added to the water used, in particular the oil-in the Emulsion is immiscible or soluble or in the water of the
  • Emulsion not complete e.g. lack of sufficient amount of water is miscible or soluble.
  • active ingredients added to the oil agent may be other oils which, for example, are themselves non-drying or non-oxidizing, but carry a chemical component that exhibits a desired effect, such as neem tree oil or essential oils.
  • This naming of possible active ingredients is merely exemplary and it is of course possible to use other suitable active ingredients which are used in the oil phase of the
  • Treatment agent are soluble.
  • an active ingredient to which water may be added may not include only a copper compound or a sulfur compound, e.g. be with known fungicidal activity. Further, for example, active ingredients may be added to result in a new formulation with altered properties.
  • This naming of possible drugs is merely exemplary and, of course, other suitable drugs that are soluble in the aqueous phase of the treatment agent may be used
  • the oil-middle layer thickness can be chosen after the evaporation of water so that the diffusion of this layer for water / water vapor is smaller than for
  • the oil middle layer can be formed so that it comprises individual oil-medium drops, between which the sheet surface is partially exposed.
  • oil middle layer can thus also be described as non-percolated.
  • the respective leaf can breathe over the remaining free areas between hardened oil-medium drops, but the entire free surface is reduced by the cover, which limits the water vapor release. In periods of drought, plants can thus be protected from dehydration, in particular without or with a reduced need for additional watering.
  • the plant treatment agent can be added, for example, in addition substances that enhance the effect, mitigate, modulate or limit the time.
  • the plant treatment agent may, for example, in addition be admixed with substances which themselves provide an action against abiotic harmful causes (eg against harmful UV radiation).
  • the oil middle class then assumes a mediating function (formulation). For example, the
  • Duration of action of the added substances are mediated by an increased rainfastness of the oil middle layer.
  • a plant treatment agent against animal pests e.g.
  • the oil middle layer on the plant surface impedes or impedes the orientation of the pests on the plant surface. In particular, such a successful settlement can be avoided.
  • the oil middle layer on the plant surface alters the spectrum or amount of volatile matter released by the plants so that host detection by the pathogens does not occur.
  • the oil middle layer are added to insecticidal substances, which by the oil middle layer as a formulation on the
  • Plant surface remain localized and can be effectively protected by the film formation from external influences such as rain or UV radiation.
  • Adjust water content so that the surface structures required for successful host identification of the fungi on the plant are masked or altered by the oil middle layer. In particular, such an infection can be prevented.
  • the oil middle layer could reduce infection and fungal growth on the plant surface because the oil middle layer is not a suitable medium and primary processes of colonization such as spore germination,
  • oil middle layer is an additional mechanical barrier, which can hinder the infection but also the outgrowth of fungi out of the plant and thus delays the epidemiology (colonization and spread of the fungi in the plant and in the plant population).
  • oil middle layer are admixed with fungistatic or fungicidal substances, which remain localized by the oil middle layer as a formulation on the plant surface and can be effectively protected by the film formation from external influences such as rain or UV radiation.
  • a herbicidal herbicidal herbicidal agent it may be desirable to adjust the emulsion in terms of water content so that water and / or gas exchange through the film formation can be achieved Plant surface is so severely impaired that retards or prevents plant growth. A treatment then takes place in the pre-emergence of the actual crop, so that it can not be affected by the treatment.
  • oil middle layer is used for targeted Abreife the crops.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Plant Pathology (AREA)
  • Environmental Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Natural Medicines & Medicinal Plants (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Dentistry (AREA)
  • Mycology (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Pest Control & Pesticides (AREA)
  • Botany (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Toxicology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

L'invention concerne un procédé pour la préparation d'un agent de traitement de plantes avec utilisation d'au moins un agent huileux, un agent huileux autoséchant et/ou durcissant par oxydation étant mélangé conjointement avec de l'eau en une émulsion, qui, en particulier, forme directement l'agent de traitement de plantes ou un précurseur de celui-ci.
PCT/EP2018/000014 2017-01-10 2018-01-10 Procédé pour la préparation d'un agent de traitement de plantes et procédé pour le traitement de plantes WO2018130424A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP18706955.4A EP3568014A1 (fr) 2017-01-10 2018-01-10 Procédé pour la préparation d'un agent de traitement de plantes et procédé pour le traitement de plantes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017000110.3A DE102017000110A1 (de) 2017-01-10 2017-01-10 Verfahren zur Herstellung eines Pflanzenbehandlungsmittels und Verfahren zur Behandlung von Pflanzen
DE102017000110.3 2017-01-10

Publications (1)

Publication Number Publication Date
WO2018130424A1 true WO2018130424A1 (fr) 2018-07-19

Family

ID=61274216

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/000014 WO2018130424A1 (fr) 2017-01-10 2018-01-10 Procédé pour la préparation d'un agent de traitement de plantes et procédé pour le traitement de plantes

Country Status (3)

Country Link
EP (1) EP3568014A1 (fr)
DE (1) DE102017000110A1 (fr)
WO (1) WO2018130424A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61127770A (ja) * 1984-11-27 1986-06-16 Nippon Paint Co Ltd 水性被覆組成物
WO2002047876A1 (fr) * 2000-12-15 2002-06-20 Koppers-Hickson Timber Protection Pty Limited Materiau et procede de traitement pour bois debite
WO2013171525A1 (fr) * 2012-05-18 2013-11-21 Bvn Növényvédő Kft. Véhicules pour pesticides et procédé pour former un film de pesticide adhérent
WO2018009549A1 (fr) * 2016-07-06 2018-01-11 Crop Enhancement, Inc. Concentrés de revêtement non toxiques destinés à des utilisations agricoles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB747842A (en) * 1952-12-02 1956-04-18 Prod Chim Et Mineraux Method of superficially treating very fine calcium carbonate powders
US3873326A (en) * 1971-09-24 1975-03-25 Us Agriculture Concrete-curing and antispalling compositions
GB2047273B (en) * 1979-02-27 1983-03-16 Ici Ltd Coating process
GB2336538B (en) * 1998-04-23 2003-11-05 Guenther Robert Norman Jones Novel means of controlling woolly aphid (Eriosoma Lanigerum) and similar tree pests
FR2867192B1 (fr) * 2004-03-03 2007-09-21 Albaco Peinture ecologique sous forme d'emulsion a base de standolies d'huiles vegetales ou animales et d'emulsifiants naturels

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61127770A (ja) * 1984-11-27 1986-06-16 Nippon Paint Co Ltd 水性被覆組成物
WO2002047876A1 (fr) * 2000-12-15 2002-06-20 Koppers-Hickson Timber Protection Pty Limited Materiau et procede de traitement pour bois debite
WO2013171525A1 (fr) * 2012-05-18 2013-11-21 Bvn Növényvédő Kft. Véhicules pour pesticides et procédé pour former un film de pesticide adhérent
WO2018009549A1 (fr) * 2016-07-06 2018-01-11 Crop Enhancement, Inc. Concentrés de revêtement non toxiques destinés à des utilisations agricoles

Also Published As

Publication number Publication date
EP3568014A1 (fr) 2019-11-20
DE102017000110A1 (de) 2018-07-12

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