WO2013083110A1 - Imprägnierflüssigkeit zum wasserabweisendmachen von papierartigem material und textilen flächengebilde und die verwendung desselben - Google Patents
Imprägnierflüssigkeit zum wasserabweisendmachen von papierartigem material und textilen flächengebilde und die verwendung desselben Download PDFInfo
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- WO2013083110A1 WO2013083110A1 PCT/DE2012/001156 DE2012001156W WO2013083110A1 WO 2013083110 A1 WO2013083110 A1 WO 2013083110A1 DE 2012001156 W DE2012001156 W DE 2012001156W WO 2013083110 A1 WO2013083110 A1 WO 2013083110A1
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- aqueous liquid
- paper
- water
- aqueous
- repellent
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Classifications
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/07—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
- D06M11/11—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof with halogen acids or salts thereof
- D06M11/13—Ammonium halides or halides of elements of Groups 1 or 11 of the Periodic Table
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/45—Oxides or hydroxides of elements of Groups 3 or 13 of the Periodic Table; Aluminates
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/46—Oxides or hydroxides of elements of Groups 4 or 14 of the Periodic Table; Titanates; Zirconates; Stannates; Plumbates
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/02—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with hydrocarbons
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/144—Alcohols; Metal alcoholates
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/04—Hydrocarbons
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/06—Alcohols; Phenols; Ethers; Aldehydes; Ketones; Acetals; Ketals
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/14—Carboxylic acids; Derivatives thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/60—Waxes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/66—Salts, e.g. alums
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
Definitions
- the invention relates to an aqueous liquid for water repellency of a paper-like material, such as paper, paperboard or cardboard, and the use thereof for the treatment of base papers, for example for corrugated cardboard, honeycomb cardboard, pulp in the fiber casting process for the production of egg cartons, etc .. ., the use thereof and the products made available therefrom.
- a paper-like material such as paper, paperboard or cardboard
- base papers for example for corrugated cardboard, honeycomb cardboard, pulp in the fiber casting process for the production of egg cartons, etc .. ., the use thereof and the products made available therefrom.
- base paper is also understood as meaning a flat material which contains essentially fibers predominantly of vegetable origin and is preferably existing, which is obtained by dehydration of e.g. various auxiliary materials containing conventional Faserstoffaufschwemmung is formed on a sieve, wherein the resulting fiber felt is then compacted by means of the wet pressing section or the process and dried by means of the drying or drying section.
- the densification is conventionally done during a wet pressing operation, e.g. by Abgautschen the fiber felt by means of suction rolls, the drying takes place during the drying section under the action of a rolling force and heat treatment by means of heated rollers or calender rolls, in particular longitudinal rolls.
- auxiliaries it is possible to use predominantly the hydrophobizing agents in order to give the paper to be provided from the base paper with a sufficient water-repellent property of the surface.
- carton Insofar as the term carton is in use, it is also possible, for the purposes of the invention, to further subdivision under raw board with a basis weight of greater than 150 g / m 2 2 2 to about 600 g / m and under crude board with a larger basis weight of 600 g / m understand.
- raw paper can also be used both for raw paper, raw board and raw cardboard, which can be used as sheet material, e.g. may be formed after the wet press section.
- raw paper may also be any paper-like material, e.g. Pulp for use in conventional fiber casting, to be understood.
- the term paper can be understood as meaning an area weight of equal to or less than 225 g / m 2 and a board having a basis weight of greater than 225 g / m 2 .
- the term carton it is also possible to understand further subdivision under board with a weight per unit area of greater than 225 g / m to approx. 600 g / m and under board with a greater basis weight of 600 g / m.
- paper may also be understood below to mean paper, board, cardboard, insofar as it is e.g. the o.g. Basis weights can be assigned or assigned.
- a sizing agent such as glue starch
- glue starch can be applied to both or at least one of the surfaces or sides of the base paper.
- the application of the sizing agent can also be applied in the size press and / or the film press.
- the swelling of the moist cardboard areas leads to fungal and bacterial growth.
- moisture-containing contents such as fruits, vegetables and the like
- the base paper When coating the base paper with the conventional hydrophobing agent on one or both sides, the same may occur with the rolls used for the drying section, since the surfaces are coated with substances precipitated from the hydrophobizing agent due to the lack of thermal stability of the conventional water repellent Because of their adhesive properties, parts of the base paper stick to the rolls and a raw paper jam has to be taken into account. Particularly in the production of corrugated cardboard, the corrugating or calender rolls used in the drying section tend to stick to the base paper coated with the conventional water repellent, so that a raw paper jam occurs. The raw paper jam occurs, in particular due to bonding of the corrugating rolls with the base paper in the case of taking place to increase the strength of the paper starch order on the base paper.
- the conventional hydrophobing agent tends to flocculate upon contact with the heated calender rolls, and the flocculants flocculated on the surface of the base paper not only unevenly spread, but also reduce the surface roughness of the base paper, that the lack of adhesion of the raw paper with the calender rolls leads to uneven driving or processing of the base paper by the drying section or the post-drying and the raw paper jam follows as a result of the unwanted rolling up of raw paper between the adjacent calender rolls.
- Post-drying (also called drying section) upstream of press rolls are refined, for example, by the application of the liquid water repellent, wherein the refining step supplied raw paper has a predetermined moisture content.
- the post-drying supplied from the press rolling raw paper has to have a predetermined moisture content in order to be able to be dried as low as possible energy during drying.
- the application of the conventional hydrophobing agent to the base paper conventionally leads to a significant increase in the moisture content of the base paper due to the high water content in the conventional water repellent and thus to an increase in energy consumption during the post-drying or drying section, since the paper after the dryer section a predetermined degree of drying has to show.
- the finishing of the base paper can also be refined during the drying section by applying the liquid water repellent.
- the aqueous liquid to be supplied should be able to evaporate quickly without high heat input in order to reduce the energy consumption during the drying section as possible.
- the water-repellent aqueous liquids described in the prior art make substrates such as wood, paper, cardboard, cardboard, etc. superficial only in two-dimensional water repellency; however, the three-dimensional water repellency of the substrates, namely the additional provision of hydrophobic areas of the substrates that are beneath the surface of the substrates treated with the conventional water repellent aqueous liquids, is desirable to provide a durable, water repellent, hard-to-remove texture.
- the use of the aqueous liquid should not only make it possible to produce substrates with water-repellent surfaces in the form of two-dimensional water-repellency, but also render the areas of the substrates arranged below the surface of the substrates water-repellent, so that the water-repellent Substrates are produced with three-dimensional water-repellent texture. Also, it turns out that coated with the conventional water repellents
- the object of the invention is to provide an aqueous liquid for impregnating raw paper or Textilierim material which is sufficiently miscible with starch in dissolved form, without the risk of precipitation of substances.
- the aqueous liquid to be provided for impregnating raw paper after the application thereof should not limit the surface roughness or feel of the base paper.
- the aqueous liquid to be provided for impregnating raw paper should not limit the printability of the surface of the paper.
- the aqueous liquid to be supplied should not only make the surface of the paper water repellent, but also penetrate into the interior of the base paper to make the cut edges or the crack edges of the thus impregnated paper water repellent, so that a sufficient dimensional stability is ensured because the swelling and the lack of water resistance can not occur.
- the aqueous liquid should not cause adhesion of the calender rolls used during the drying section with the raw paper treated with the liquid.
- the aqueous liquid should cause no bonding of the corrugated rolls supplied to a corrugator machine treated with the liquid paper or cardboard.
- the paper, paperboard and paperboard treated with the aqueous fluid are said to be suitable for corrugated board manufacture to provide containers having high durable water repellency.
- the treated with the aqueous liquid paper, cardboard, cardboard due to its water-repellent property to show a so-called beading effect on contact with water.
- the pulp treated with the aqueous fluid is intended to produce e.g. Egg boxes in the fiber casting process be suitable.
- the degree of absorption of moisture in paper, paperboard, cardboard should be predeterminable, e.g. when transporting moisture-laden fruit and vegetables in containers, to absorb their moisture for a predetermined period of time through the containers and to help prevent the fungus attack commonly associated with moist fruit and vegetables.
- containers from paper, paperboard and / or cardboard treated with the aqueous liquid to be supplied should be able to show a different moisture absorption capacity in the interior.
- containers of paper, paperboard and / or cardboard treated with the aqueous liquid to be supplied should be able to exhibit a predetermined and controllable moisture absorption capacity in the interior, which can be provided by mixing with a starch solution.
- the paper treated with the aqueous liquid to be supplied should be suitable for corrugated and honeycomb board fabrication in order to provide containers with high durable water-repellent properties, for example with respect to their outer wall.
- the containers made with the paper impregnated with the aqueous liquid to be supplied should be suitable for corrugated and honeycomb board fabrication in order to provide containers with high durable water-repellent properties, for example with respect to their outer wall.
- the invention relates to the use of an aqueous hydrophobing liquid containing at least one organic acid, at least one, preferably saturated, medium-chain hydrocarbon compound, at least one metal salt compound, preferably sodium chloride and / or an organic solvent and / or a wetting agent, preferably also a Anti-foaming agent, for the production of water-repellent substrate, eg Paper, cardboard, cardboard, corrugated and / or honeycomb cardboard by applying the aqueous liquid to the base paper.
- an aqueous hydrophobing liquid containing at least one organic acid, at least one, preferably saturated, medium-chain hydrocarbon compound, at least one metal salt compound, preferably sodium chloride and / or an organic solvent and / or a wetting agent, preferably also a Anti-foaming agent, for the production of water-repellent substrate, eg Paper, cardboard, cardboard, corrugated and / or honeycomb cardboard by applying the aqueous liquid to the base paper.
- Another object of the invention relates to the use of an aqueous hydrophobizing liquid containing at least one organic acid, at least one, preferably saturated, medium chain hydrocarbon compound, at least one metal salt compound, preferably sodium chloride and / or an organic solvent and / or a Wetting agent, preferably also an antifoaming agent, for the production of water-repellent
- Wood and veneer lumber by means of boiler pressure impregnation and / or application of the aqueous liquid to wood and veneer lumber,
- An additional object of the invention is directed to the use of an aqueous hydrophobic liquid containing at least one organic acid, at least one, preferably saturated, medium-chain hydrocarbon compound, at least one metal salt compound, preferably sodium chloride and / or an organic solvent and / or a wetting agent, preferably also an antifoaming agent, for producing water-repellent clothing by applying the liquid to the clothing and / or by adding the liquid during the cleaning, eg washing, of the clothing.
- the invention also relates to an aqueous liquid for impregnating substrates, for example of paper-like material and / or textile fabrics, which in H 2 0
- the aqueous liquid according to the invention preferably contains an acetic acid in water as organic acid, wax and / or paraffin as hydrocarbon compound, aluminum and / or zirconium salt as metal salt, ethanol as organic solvent and / or surfactant as wetting agent,
- at least one representative of the group comprising cationic, anionic and nonionic surfactants may be selected as the surfactant with the proviso that in the case of using nonionic surfactants they are miscible with cationic or anionic surfactants.
- the use according to the invention of the aqueous liquid which comprises an organic acid, a medium chain, preferably saturated hydrocarbon compound, a metal salt compound, preferably sodium chloride, an organic solvent, preferably a low foaming and reactive wetting agent, preferably additionally an antifoaming agent, preferably in an aqueous dispersion, contains, for the production of water-repellent substrates provides a variety of water-repellent papers, eg Corrugated and / or honeycomb cardboard, cardboard and / or cardboard, textile fabrics, wood, veneer wood, woody components, sands, lacquer stains, stones, building structures with cement, concrete and / or building plaster by applying the same ready.
- water-repellent papers eg Corrugated and / or honeycomb cardboard, cardboard and / or cardboard, textile fabrics, wood, veneer wood, woody components, sands, lacquer stains, stones, building structures with cement, concrete and / or building plaster by applying the same ready.
- An additional object of the invention relates to the use of the aqueous liquid for the production of water-repellent cardboard such as egg carton, liquid receptive containers, such as kidney dishes usable in the medical field, etc. by mixing a pulp with the aqueous liquid in a pulp molding process.
- aqueous liquid to the base paper, preferably having a moisture content of 5 to 20% by weight, preferably 8 to 15% by weight, more preferably 10 to 12% by weight, most preferably 10% by weight , after a wet press section,
- paper-like material may also be understood as meaning the base paper, for example in accordance with the above and below embodiments, namely, raw board, raw board and / or base paper and / or the pulp used, for example in a pulp casting process
- Paper can be understood in accordance with the above and below mentioned embodiments, as well as cardboard, cardboard and / or molded parts produced by pulp casting from pulp.
- water-repellent or water-repellent for example, paper-like material, such as paper, and textile fabrics, etc., is understood to mean that penetration of water or moisture into the paper-like material, such as paper and fabric, etc., is avoided is greatly delayed, if necessary, the permeability to vapors or gases is maintained.
- the invention is also directed to an aqueous liquid for impregnating or repelling base paper which may contain an aqueous dispersion with metal salts, organic acids, polymers and additives.
- the aqueous liquid according to the invention for impregnating or water-repellent raw paper may contain an aqueous dispersion with metal salts of organic acids, polymers and surfactants.
- the aqueous liquid according to the invention may also contain metal salts, one or more organic acids, saturated hydrocarbons, preferably of medium chain length, low foaming surfactants and an additive with silane-containing components.
- the aqueous liquid according to the invention for impregnating or repelling papery material comprises an aqueous solution, such as bidistilled water, with an organic acid, a saturated hydrocarbon compound, preferably medium chain length, a metal salt, optionally sodium chloride, an organic solvent and a wetting agent, preferably a defoamer or an antifoaming agent.
- the aqueous liquid according to the invention may also be an aqueous dispersion which comprises at least two phases, one of which may be continuous as a dispersing agent and at least one more finely divided as a dispersed phase or dispersant, and an organic acid, a saturated hydrocarbon compound, preferably of medium chain length, a metal salt, sodium chloride, an organic solvent and a wetting agent, preferably an antifoam or antifoaming agent.
- the dispersion may be in the form of an emulsion, suspension, etc.
- the aqueous liquid may also contain as an organic acid an aqueous acetic acid solution, as a hydrocarbon compound wax, in particular paraffin, as a metal salt an aluminum and / or zirconium salt, as an organic solvent ethanol and / or as a wetting agent a surfactant which is at least a representative of the group comprising cationic, anionic and nonionic surfactants is provided that nonionic may be miscible with cationic or anionic surfactants.
- a surfactant which is at least a representative of the group comprising cationic, anionic and nonionic surfactants is provided that nonionic may be miscible with cationic or anionic surfactants.
- aqueous liquid for producing the hydrophobic or water-repellent substrates is advantageous, which contains
- wax acid and paraffin 0.1-25.0 parts by weight of wax acid and paraffin, preferably 1.0-18.0 parts by weight of wax acid and paraffin, even more preferably 2.0-1.0 parts by weight of wax acid and paraffin,
- metal salts in particular aluminum salts, preferably 0.02-1.5 parts by weight of metal salts, in particular aluminum salts, even more preferably 0.01-7.0 parts by weight of metal salts, in particular aluminum salts,
- aqueous liquid in each case in 100 parts by weight of aqueous liquid or in each case based on 100 parts by weight of aqueous liquid, in which aqueous liquid still residues, e.g. an organic acid, NaCl, wetting agent, such as a low foaming and reactive wetting agent, and / or an antifoaming agent may also be included.
- aqueous liquid still residues e.g. an organic acid, NaCl, wetting agent, such as a low foaming and reactive wetting agent, and / or an antifoaming agent may also be included.
- aqueous liquid which contains 2.0-1.0 parts by weight of wax acid and paraffin,
- metal salts in particular aluminum salts
- aqueous liquid for producing the hydrophobic or water-repellent substrates is advantageous, which contains
- wax acid and paraffin preferably 1.0-18.0% by weight of wax acid and paraffin, more preferably 2.0-1.1% by weight of wax acid and paraffin,
- metal salts in particular aluminum salts, preferably 0.02-1.5% by weight metal salts, in particular aluminum salts, more preferably 0.01-7.0% by weight metal salts, in particular aluminum salts,
- aqueous liquid residues for example an organic acid, NaCl, wetting agents, such as a low foaming and reactive wetting agent, and / or an antifoaming agent may also be contained.
- wetting agents such as a low foaming and reactive wetting agent, and / or an antifoaming agent may also be contained.
- metal salts especially aluminum salts
- silica 0.01-0.1% by weight of synthetic, hydrophobic, amorphous silica, 0.1-0.4% by weight of silica and
- the o.g. Embodiments of the aqueous liquid according to the invention may additionally contain an organic acid, sodium chloride, a wetting agent, such as a low foaming and reactive wetting agent, and / or an antifoaming agent.
- the pH of the aqueous liquid according to the invention is preferably adjusted to a pH of 5.0, if appropriate by means of conventional buffer systems known to the person skilled in the art;
- a conventional buffer system for example, acetic acid / sodium acetate or other conventional mixtures with weak acids and their salts is suitable.
- the paper-like material can also according to the invention, for example according to DIN 6730, paper or base paper with a basis weight or a basis weight
- paper or base paper having a basis weight or a basis weight of 7 to 150 g / m 2 ,
- cardboard or raw board with such from 600 g / m basis weight.
- an organic acid is formed in H 2 O. and a preferably low-foaming and reactive wetting agent, preferably a saturated medium chain hydrocarbon compound, a metal salt compound, sodium chloride, preferably additionally an antifoaming agent, preferably adjusted to a pH of 5.0.
- a preferably low-foaming and reactive wetting agent preferably a saturated medium chain hydrocarbon compound, a metal salt compound, sodium chloride, preferably additionally an antifoaming agent, preferably adjusted to a pH of 5.0.
- organic acid is suitable for the aqueous liquid according to the invention, for example, acetic acid, which dest with distilled water. or water redistilled;
- other fatty acids such as saturated and unbranched, can be mixed into the liquid;
- stearic acid is a saturated, unbranched fatty acid
- linoleic acid is an unsaturated, un-branched fatty acid, etc.
- Suitable saturated hydrocarbon compounds or saturated hydrocarbons are preferably those having an average chain length, for example saturated hydrocarbons or paraffin hydrocarbons.
- saturated hydrocarbon compounds are aliphatic hydrocarbon compounds, such as conventional paraffins, such as thick paraffin, or low viscosity paraffin, hard paraffins, paraffin oils, white oil, or mixtures thereof.
- paraffins such as branched paraffins (isoparaffins) and / or unbranched (n-paraffins); as viscous paraffins can be mixed, those having a viscosity of 1 10-230 mPa s (cP), as low-viscosity paraffins can be mixed, those having a viscosity of 25-80 mPa s (cP).
- Natural waxes may include, for example, animal, vegetable or mineral waxes or mixtures thereof.
- esters of long-chain fatty acids for example with or at least 22 carbon atoms, eg behenic acid, tetracosanoic acid, cerotic acid, melissinic acid, with fatty alcohols, for example long-chain fatty alcohols.
- metal salts are, for example, metal soaps or salts, such as inorganic, for example those by reactions of acids or acid anhydrides with metal oxide compounds, metal hydroxide compounds, metal carbonate compounds and their derivatives.
- Metal salts are also understood as meaning those salts, such as organic, for example, of carboxylic acids, fatty acids, sulfonic acids, etc., or organic acid residues or of organic acids, such as citric acid, tartaric acid, etc.
- siliconates water-soluble silicon compounds, such as Alkali metal salts of siloxanes known to those skilled in the art.
- silanes which may be soluble in polar, water-compatible solvents, such as alcohols, and derivatives thereof.
- polysiloxane compounds and their derivatives may be used, which may be soluble in, for example, aromatic and in aliphatic solvents. Also own oligomeric siloxanes.
- suitable organic solvents including solvents, aqueous or nonaqueous solvents
- alcohols such as methanol, ethanol, glycols, such as ethylene glycol, glycol ethers, esters, such as acetic acid esters, glycol esters, ketones, amides, and other hydrocarbons, such as those that are miscible with water and eg Have 1 to 4 carbon atoms, and their derivatives and mixtures thereof.
- an ethanol-butanone mixture which is added to the aqueous liquid of the present invention is also suitable; the proportion of ethanol may be greater than 97% by volume and the proportion of butanone may be less than 3% by volume in the ethanol-butanone mixture.
- a conventional ethanol mixture with a content of from 96.0% by volume to 99.9% by volume, for example denatured with 1-3% MEK can be used as organic solvent.
- silicic acid compounds which can also be mixed into the aqueous liquid, hydrophobic, amorphous, eg flame-hydrolytically prepared, silicic acid derivatives are also suitable.
- the silicic acid derivatives to be added to the aqueous liquid according to the invention have a content of silicon dioxide in one embodiment of the aqueous liquid according to the invention, as follows:
- Si0 2 content (based on the at 1000 ° C DIN EN ISO 3262-19> 99.8%,
- hydrophilic silica with approx.
- the silicic acid derivatives are suitable, for example, as thickening or thixotroping agents and / or as anti-sedimentation aids in the aqueous liquid according to the invention.
- other conventional thixotropic agents can be added to the aqueous liquid according to the invention, for example bentonites, kaolins, alginic acids, etc.
- Anti-settling agents which are suitable for increasing the yield strength of the aqueous liquid according to the invention present as a disperse system or as a dispersion can also be added to the aqueous liquid according to the invention.
- the addition of anti-settling agent is particularly useful in the case of using pigments to avoid sedimentation of the pigments in the aqueous liquid of the invention.
- Suitable bentonites are, for example, calcium bentonites, sodium bentonites, etc., or mixtures thereof. It is also possible to add metal salts in the form of a non-foaming, reactive, aqueous dispersion of metal salts, wax acid derivatives and paraffin derivatives of the aqueous liquid according to the invention.
- the non-foaming, reactive, aqueous dispersion of metal salt derivatives, wax acid derivatives and / or paraffin derivatives, which can be added to the aqueous liquid according to the invention, can have a solids content of 25 +/- 1%, a pH of 5 + / - 1, have a melting point of the solid of 90 ° C, a cationic ionicity and / or a density of 0.987 g / cm 3 .
- the non-foaming, reactive, aqueous dispersion of metal salts, wax acid derivatives and paraffin derivatives may contain, in the aqueous liquid according to the invention, a proportion of 0.5-1.5% by volume or 0.5-1.5% by weight, in each case based on the total volume or total weight of the aqueous liquid.
- a synthetic amorphous silica derivative may also be used to prepare the aqueous liquid of the present invention.
- an amorphous silicon derivative it may be in powder form according to the invention.
- the silica derivative may have a pH of 3-10 at 5%, such as vol .-% or wt .-%, in water, for example, based in each case on its total volume or total weight, a melting point of greater than 1000 ° C and / or a composition equal to or greater than 80% W / W synthetic amorphous silica derivative and less than 20% W / W water.
- wetting agents are, for example, surfactants, such as anionic, cationic or nonionic.
- surfactants such as anionic, cationic or nonionic.
- mixtures with cationic and non-ionic surfactants and mixtures with anionic and nonionic surfactants can be used.
- alkylbenzenesulfonates, alkyl sulfates, alkyl ether sulfates, etc. as anionic surfactants, quaternary ammonium compounds, etc. as cationic surfactants and fatty alcohol ethoxylates, alkylphenol ethoxylates, etc. as nonionic surfactants are suitable.
- antifoams such as conventional antifoaming agents
- Suitable antifoaming agents are those which displace the foaming agents from the interface without producing foam themselves.
- long-chain soaps e.g. Sodium behenate
- the foaming power of the surfactants can be reduced.
- silicone-based ones can be used as anti-foaming agents.
- antifoams such as polyethylene / propylene glycol ethers and derivatives thereof, mixed ethers or end-capped alkylpolyethylene glycol ethers and their derivatives, and sodium silicates, such as sodium metasilicate and its derivatives, are also suitable.
- the aqueous liquid according to the invention can be any suitable liquid according to the invention.
- the novel aqueous liquid can have a solids content of 12.0 + / -
- the aqueous liquid of the present invention may have a solids content of 12.0 +/- 1.0%, a viscosity at 20 ° C of 17mPas +/- 8 (Haake R2, 200rpm in production), a density at 20 ° C , 01 +/- 0.05 g / cm 3 and / or a pH of 5.0 - 6.0, preferably a proportion of the active substance to the liquid of 30%.
- the aqueous liquid according to the invention shows no reaction in the aqueous state and is not irritating to the skin.
- the aqueous liquid according to the invention can be stored for at least 3 months. Even in the case of precipitations, agitating them is sufficient to provide a renewed uniform distribution of the substances in the aqueous liquid according to the invention.
- the aqueous liquid according to the invention may contain dyes which are colorants which are soluble in solvents and / or in binders. Also, possibly insoluble, pigments in addition to or as an alternative to the dyes with the aqueous liquid according to the invention can be mixed. Suitable dyes are aromatic and / or heterocyclic, ionic, e.g. water-soluble dyes, or nonionic dye compounds, for example disperse dyes.
- silicic acid compounds and silicates for example orthosilicates, metasilicates or orthodisilicates and their derivatives etc.
- aqueous liquid containing the silicic acid compound according to the invention can be applied to the base paper after completion of the wet pressing section on one or both sides of the base paper before the press rolling be applied so that no Vormitstau is to be feared during the press rolling. It is likewise possible to apply this aqueous liquid according to the invention to the base paper before the size press or film press, in order to facilitate its processing.
- silicic acid compounds for example water-insoluble and / or amorphous, having a density of 2.1 1 g / cm 3 , an oil absorption (ml / 100 g) of 300 +/- 10% according to JIS K 51 01, an average particle size ( ⁇ ) 11.0 +/- 10% (after, for example, laser method Malvern 2000) and / or residue on 45 ⁇ sieve,% of max. 0.01 to JIS 45 ⁇ sieve.
- treatment is also understood to mean application or impregnation.
- hydrophobing is understood as meaning water repellency or repellency.
- application is also understood as meaning coating
- impregnation also means the repelling or repelling of water with the aid of the aqueous liquid according to the invention.
- the aqueous liquid according to the invention can additionally be mixed with starch, such as corn starch or wheat starch, or its, for example aqueous, solution, in addition to imparting to the paper to be provided impregnated with the aqueous liquid according to the invention not only a water-repellent property, but also a sufficient strength property and dimensional stability to be able to.
- the aqueous liquid according to the invention can also be applied to the base paper during the predrying and / or before and / or during the press rolling and / or the drying section.
- Raw paper this be dried by means of the press rollers so far that the paper can then be subjected to post-drying.
- the aqueous liquid according to the invention is not evenly distributed over the two surfaces of the base paper uniformly, but is also pressed into the interior of the base paper as a result of Kxaftbeaufschla- tion.
- the application of the aqueous liquid according to the invention to the raw paper present in the drying section can also be carried out alternatively or additionally.
- the penetration of the aqueous liquid according to the invention into the interior is noticeably increased and the water-repellent properties of the paper are increased.
- the interior of the paper provided after the drying section is so water-repellent that the penetration of water or of moisture through the cut edges provided by the cutting of the paper into the interior is effectively prevented.
- the base paper which has been impregnated with the aqueous liquid according to the invention, for the production of corrugated and / or honeycomb cardboard containers can be provided, which are largely water-repellent.
- impregnation is also understood as meaning the water repellency or repellency of the base paper and / or the paper and / or the papery material.
- the water-repellent treatment of, for example, the base paper can be provided by blanketing a surface or top or both surfaces of the base paper with water-repellent layers resulting from the drying of the aqueous liquid of the invention as a coating on the surfaces of the base paper adjust, and / or by the penetration of the aqueous liquid according to the invention into the interior of the base paper, for example as a result of the pressurization and the subsequent drying of the same in the interior of the base paper.
- the comparative bez. the layer or application thickness and the uniform distribution of the aqueous liquid according to the invention on the surfaces of the base paper as well as the penetration of the aqueous liquid according to the invention into the interior of the base paper by the conventional rolling of the base paper during the drying section with calender rolls, drying cylinders and the like. It is also found that the aqueous liquid according to the invention can only slightly increase the moisture content of the base paper and can evaporate rapidly without any additional heat input, so that the energy consumption during the drying section is largely reduced.
- Conventional corrugator plants can produce single-layer, double-layered or three-layered corrugated board by using the paper or paperboard impregnated by means of the aqueous liquid according to the invention.
- the paper impregnated with the aqueous liquid according to the invention as a paper web can readily be shaped into corrugated webs by means of corrugating rolls and hot steam without a so-called paper jam, as conventionally characterized by the reduced surface grip of the paper with conventional Impregnating medium or agent soaked and treated paper occurs, is observed.
- the further paper webs of the corrugated cardboard, such as the outer cover and / or the inner blanket, can also be impregnated with the aqueous liquid according to the invention and be glued to the corrugated web in the corrugated board plants without Insufficient adhesion of the gluing or gluing on the surfaces or sides of the paper webs can also be observed.
- paper or base paper to wave paths under pressure by corrugating and temperature increase the inner ceiling at the same time with the inner one wave path and the false ceiling, this with the inner other wave path and the latter with the outer cover in the current Operation of corrugated cardboard plants are glued.
- the outer blanket, the inner blanket and the false ceiling may also be made with the paper or base paper treated with the aqueous liquid of the present invention having a desired predetermined basis weight without the detachment of the glue from the impregnated topsheet even when exposed to moisture. Due to the permanent gluing of the impregnated to corrugated board processed
- Paper webs with one another and the permanent dimensional stability of the paper or base paper impregnated by the use of the aqueous liquid according to the invention can be used to produce not only single-layered but also multi-walled or multi-layered corrugated cardboard, such as double- or triple-layer corrugated cardboard. be further processed into containers that depending on the requirements and depending on the impregnation of the exterior and / or interior ceilings outside and / or inside can be water repellent.
- honeycomb cardboard systems can also process the paper or paperboard impregnated by means of the inventive aqueous liquid into honeycomb layers and bond the other paper webs of the honeycomb cardboard, such as the outer cover and / or the inner cover, which have been impregnated with the aqueous liquid according to the invention permanently and with the honeycomb cardboard , without the detachment of the bond from the impregnated surfaces or sides of the paper webs is also observed.
- Containers according to the invention can be produced with corrugated cardboard, honeycomb cardboard, solid cardboard, cardboard, cardboard and / or honeycomb cardboard, which are produced from the aqueous liquid according to the invention.
- solid cardboard can also be understood to mean cardboard in a solid design without cavities in the interior of the cardboard.
- the aqueous liquid according to the invention can also be mixed with a conventional starch glue, for example from wheat and / or corn starch, and used as an adhesive for bonding the outer cover to the wave or honeycomb track and the inner cover to the wave or honeycomb track.
- a conventional starch glue for example from wheat and / or corn starch
- the swelling of adhesive areas, the honeycomb board, corrugated board and the lack of water resistance are effectively avoided.
- the water-repellent properties of the corrugated cardboard and of the honeycomb cardboard can, on the particularly advantageous triple impregnation according to the invention, such as on the surface impregnation by the drying of the aqueous liquid according to the invention as a coating on the surface or side of the paper webs, on the impregnation of the interior of the paper webs by the, preferably pressurized, penetration of the aqueous liquid according to the invention into the interior of the paper webs and / or on the gluing or gluing of the paper webs to one another by means of the starch glue containing the aqueous liquid according to the invention, for example from wheat starch, potato starch and / or corn starch, or containing, preferably aqueous, starch sizing solution
- the aqueous liquid according to the invention is readily miscible with conventional starch size, so that there is no risk of precipitation of substances.
- the aqueous liquid of the present invention can be used for the hydrophobization of papery material, paper, paperboard, cardboard and / or paperboard as well as textile glass fabrics, textiles, garments, textile fabrics, etc., since an excellent water-repellent effect is produced.
- the aqueous liquid according to the invention is an aqueous, non-foaming and reactive dispersion of metal salts of organic acids and admixtures of saturated hydrocarbons of medium chain length.
- an additive with silane-containing components and low-foaming surfactants can be made.
- the aqueous liquid according to the invention Due to the high affinity of the same for a wide variety of fiber materials, the aqueous liquid according to the invention not only has a pronounced hydrophobizing effect on a wide variety of substrates but also good temperature stability.
- the aqueous liquid according to the invention can be mixed in any ratio with water, such as double-distilled water. It is also found that the use of the aqueous liquid according to the invention enables both single-sided and two-sided application to the base paper and remains adhering to the surface of the base paper sufficiently in the dry state.
- the aqueous liquid according to the invention enables a rapid drying of the raw paper treated with the aqueous liquid according to the invention, so that, in contrast to the prior art, less energy is required in the drying section.
- the printing inks remain stationary on the surfaces or upper sides of the raw paper or paper treated with the aqueous liquid according to the invention, so that detachment of the printing inks from the two opposite upper sides of the paper and transfer to fruits, vegetables and the like is not observed.
- constituents from the aqueous liquid according to the invention do not precipitate out during the drying of the raw paper treated with the aqueous liquid according to the invention, so that likewise the aqueous liquid according to the invention is characterized by a sufficient temperature resistance.
- the treated with the aqueous liquid according to the invention proves
- Paper as recyclable, so that the usual in the art 5 to 6 times reusability of waste paper can be maintained as a secondary raw material.
- the containers according to the invention produced from the corrugated and / or honeycomb cardboard impregnated with the aqueous liquid according to the invention are also distinguished by a time-controlled water-repellent property.
- a time-controlled water-repellent property Depending on the mixing ratio of the aqueous liquid according to the invention with, for example, starch glue used for increasing the strength, the water-repellent property on the outside of the container and / or in the interior of the container, as on the inside of the same Be adapted to requirements;
- starch glue used for increasing the strength, the water-repellent property on the outside of the container and / or in the interior of the container, as on the inside of the same Be adapted to requirements;
- the uptake of the moisture of the fruit, vegetables and the like stored in the interior of the container produced with the aqueous liquid impregnated paper or corrugated cardboard or honeycomb through the inner cover of the corrugated or honeycomb cardboard by a predetermined mixing ratio of the inventive aqueous Starch liquid may be controlled so that the moisture of the fruit or vegetable dispensed for that predetermined period of time may be absorbed over a predetermined period of time without conventionally causing the fruit or vegetables to rot as a result of permanent moisture contact.
- the corrugated board and / or honeycomb board containers of this invention made with paper impregnated with the aqueous liquid may also be made with paperboard, paperboard, and / or board, or blends thereof.
- the water-repellent properties of the containers according to the invention can be applied to the surface impregnation by the drying of the aqueous liquid according to the invention as a coating on the surface or side of, for example, corrugated and / or honeycomb cardboard, Paper webs or base paper webs during the press rolling and / or post-drying, on the impregnation of the interior of the, for example, corrugated and / or honeycomb cardboard processable, paper webs by the, preferably pressurized, penetration of the inventions aqueous liquid according to the invention in the interior of the paper webs or raw paper webs during press rolling and / or post-drying and / or on the gluing or gluing of paper webs processed to corrugated
- the containers according to the invention produced with a paper impregnated with the aqueous liquid according to the invention are distinguished by food authenticity, such as the lack of transfer of substances or compounds from the impregnated paper to or in products stored in the container according to the invention, such as fruits, vegetables, and by the Absence of harmful substances and compounds in the aqueous liquid according to the invention.
- containers according to the invention which are produced with corrugated cardboard and / or honeycomb cardboard treated with aqueous liquid.
- containers according to the invention can be produced with paperboard, cardboard and / or board treated with aqueous liquid, which have the technical successes and advantages mentioned above and listed below.
- the moldings according to the invention which contain a pulp which is processed by means of the fiber casting process and which contains aqueous liquid, are distinguished by the technical successes and advantages mentioned above and below.
- a wetting agent preferably also an antifoaming agent
- water-repellent substrates such as water-repellent raw paper for producing water-repellent paper, paperboard and / or cardboard and / or corrugated and / or honeycomb paperboard for the production of water-repellent corrugated and / or honeycomb board.
- aqueous hydrophobicizing liquid is suitable for the production of water-repellent substances because of its excellent water-repellent properties and its penetrating power
- Wood and veneer wood by means of boiler pressure impregnation and / or application of the aqueous liquid to them,
- woody constituents such as wood chips and wood meal, of sands, preferably quartz sands, river sands, sea sands, sands, rock sands and mixtures thereof by application of the aqueous liquid thereto,
- Lacquer stains Lacquer stains, wax stains, dispersion stains for the impregnation of wood, wood facades and liquid or pasty or pulverformigen coating materials or liquids, such as paints, by mixing the aqueous liquid into them,
- Stones such as bricks or marble slabs, building structures, such as walls, of building components, such as facades of buildings, with cement, concrete and / or mortar, by applying the aqueous liquid to them,
- Garments by applying the aqueous liquid to the garment pieces and / or adding them during the cleaning or washing of the garments.
- the use according to the invention of the aqueous liquid not only produces substrates with water-repellent surfaces in the form of two-dimensional water-repellency, but also substrates whose under-surface areas are made water-repellent in the form of three-dimensional water repellency, so that substrates with three-dimensional action water repellent properties are produced.
- the aqueous liquid of the invention is applicable.
- substrates are also understood to mean papery material, wood, such as solid wood and veneer wood, or woody components, such as wood flour, wood chips, sawdust, concrete, cement, facades, fabrics, such as textile fabrics, packaging materials, transport materials, fiber materials, clothing
- wood for example hardwood, such as wooden posts, wood panels, veneer wood
- the aqueous liquid according to the invention prevents the wood from forming cracks due to absorption of the moisture and subsequent release of the moisture and columns tends.
- the impregnation of the wood with the aqueous liquid according to the invention largely avoids the growth of fungi on the surface of wood, the penetration of bacteria, which is conventionally penetrated both by a moist medium on the surface of the wood and by moisture Surface of the wood facing inner layers of the wood is favored, largely effectively suppressed.
- the use of the aqueous liquid of the invention on wood does not limit the breathability properties of the wood and the 'dried on the wood surface coating of the aqueous liquid of the invention exhibits minimal internal stress, so that on the surface of the wood no blistering is observed, and the surface of the wood characterized by a uniform coating over the entire surface, without the coating, in contrast to the prior art can not break or blot by blistering.
- the aqueous liquid according to the invention is suitable for building materials, in particular, for example, in the production of window frames.
- the aqueous liquid according to the invention in impregnating, lacquer, wax, dispersion, wood, be mixed.
- the application of the aqueous liquid according to the invention to wood, such as solid wood, can be provided, for example, by means of a conventional vessel pressure impregnation, brushing or spraying with a sufficient deep protection or full protection.
- the rendered water-repellent with the aqueous liquid according to the invention wood can be dried after the Kessel pressure impregnation in air at room temperature, a machine costly drying is not required.
- the water-repellent property of the wood is maintained even in case of permanent exposure to adverse weather conditions such as snow, cold, damp, driving rain.
- the wood impregnated with the aqueous liquid according to the invention is compostable or reusable.
- the wood impregnated with the aqueous liquid according to the invention is burned, there are largely no harmful exhaust gases based on the liquid. Also occur by spraying or brushing the aqueous liquid according to the invention on the surface of the wood on no skin irritation of the user.
- the impregnated with the aqueous liquid according to the invention wood is water-repellent despite maintaining substantial vapor diffusion capacity.
- the aqueous liquid according to the invention is suitable for the impregnation of plywood to the Splicing the plywood into its constituent layers and preventing deterioration of quality as wood material.
- the aqueous liquid according to the invention is suitable for impregnating wood chips or wood flour.
- wood shavings or wood flour woody constituents are to be understood in the context of the invention, which are provided from highly crushed wood.
- Woody components may be provided by woods, hardwoods and / or softwoods.
- Under woody constituents can also be understood in the context of the invention, other vegetable ingredients, such as hay flour or peat flour or mixtures.
- the woody constituents, such as wood chips or wood flour may be provided by woods, hardwoods and / or softwoods. Hardwoods in the context of the invention are also understood to mean woods that have a
- Compressive strength of more than 49 N / mm, preferably from 49 to 70 N / mm, may have.
- hardwoods can be used such as oak, beech, ash, maple, birch, walnut, kambala, Afzelia, mahogany or mixtures thereof.
- the hardwood and / or softwood are dried in a conventional manner, for example, by conventional methods such as superheated, vacuum, vacuum and / or high frequency drying or fresh air / exhaust air principles.
- wood flour is suitable for softwoods such as spruce, fir, pine, lark, alder, poplar, abachi, brazil pine or mixtures thereof.
- softwoods are also understood to mean woods which can have a compressive strength of less than 49 N / mm 2 , preferably of 40 to 48 N / mm 2 .
- the compressive strength is a measure of the resistance of the wood against compression.
- the compression strength test is carried out, for example, in accordance with DIN 52 185. It has been found that, even if it is possible to distinguish between compressive strength and longitudinal compressive strength, the compression set regardless of the longitudinal and transverse compressive strength of 35 to 48 N / mm 2 is advantageous to be suitable as wood flour for the woody component.
- hydrophobing the wood chips or wood flour can be used to absorb hydrophobic substances and liquids, such as oils or other organic liquid, for example, for absorbing gasoline, diesel oil, etc., on these contaminated road surfaces or soils.
- the aqueous liquid according to the invention is suitable for hydrophobicizing the surface of sand grains of sands of all kinds, for example quartz sands, river sands, sea sands, flying sands, rock sands or mixtures thereof.
- the sands may have a diameter of, for example, 100 to 2500 ⁇ , preferably 200 to 2000 ⁇ , even more preferably 350 to 1500 ⁇ .
- the hydrophobized and thus also water-repellent sands or their grains of sand can be used as an admixture in soils, in order to avoid the water retention capacity and water ingress into the soil from the outside.
- the sands treated with the aqueous liquid according to the invention are suitable for use in arid areas, in order not only to favor the storage of water, but also to suppress airborne sand movements.
- the use of To the aqueous liquid according to the invention rendered hydrophobic sands as filler in sandbags is also advantageous, which can be used in aviation catastrophes or floods for dyke formation or dyke stabilization.
- the aqueous liquid according to the invention is mixed with sands; Pre-drying of the sands prior to application of the aqueous liquid to the sands may be omitted. Drying of the sands following application can be carried out at room temperature in air under atmospheric pressure, and no costly drying can be required.
- the sands can be mixed with the aqueous liquid according to the invention in conventional mixers, such as compulsory mixers, cone mixers, kneaders, mixers, stirred kettles, etc.
- the aqueous liquid of the present invention may also be applied to the surfaces of bricks such as bricks or marble slabs, building structures with cement, concrete or mortar.
- bricks such as bricks or marble slabs
- cement concrete or mortar
- the durability of the structures is significantly increased, since the penetration of moisture is suppressed in a sufficient manner, even in adverse weather conditions or flood water in driving rain. Due to the lack of moisture penetration into the building structure, the metal building materials enclosed in the building structure, such as reinforcing steel, will not tend to corrode.
- gravel can be mixed as a supplement for the production of concrete to make the interior of the building structure made of concrete sufficiently water repellent.
- the impregnated with the aqueous liquid according to the invention surfaces and inner areas of concrete, cement, stones are also characterized by a low growth of fungi, plants and bacteria, so that not only increases the durability but also the overall impression of the structure are maintained. Since the penetration of moisture into the building structures is also largely prevented, the structural structures impregnated with the aqueous liquid according to the invention or rendered water-repellent promote heat insulation due to the absence of the occurrence of evaporative cooling. The building structures also show a longer service life due to the prevented occurrence of frost damage, for example, by flaking or bursting superficial wall parts.
- building structures are understood to be buildings, buildings, parts of buildings or structures, such as walls.
- aqueous liquid according to the invention is applied, as sprayed on, brushed on, and dried in air; Automatic costly drying is not required.
- the aqueous liquid according to the invention can also be applied to architectural plaster or to facade cladding.
- the requirement for exterior plaster as a building plaster is water-repellent properties in order to increase the weather resistance of the external plaster. It has been found that conventionally the exposure of the exterior plaster to frost, temperature variations and moisture damage it by the occurrence of cracks and crevices. In this case, it is desirable to reduce the suction behavior and the moisture permeability of the outer plaster, while maintaining a sufficient water vapor permeability.
- the rendered water-repellent by means of the aqueous liquid according to the invention external plaster largely reduces the ingress of rainwater, so that the contamination of the exterior plaster avoided by the airborne dirt particles, the occurrence of fungal growth and moss growth largely suppressed and the overall aesthetic impression of the exterior plaster are permanently maintained can.
- By increasing the durability of the exterior plaster is also the Maintenance of exterior plaster significantly reduced and prove the cost of its maintenance and repair significantly lower than in the prior art.
- the aqueous liquid according to the invention can moreover be mixed into liquid or pasty or pulverulent coating materials or liquids, such as lacquers, in order to increase the durability of the lacquers by virtue of their hydrophobing as a water-repellent property on the surface thereof.
- the mixing of the aqueous liquid according to the invention in paints does not limit the luminosity of the paints of the coating materials and contrast sharpness. Also, the drying behavior of the paints at room temperature in the air is also not affected.
- the aqueous liquid according to the invention can be applied to the surfaces of already applied or dried conventional coating materials, such as paints, as sprayed on, sprayed on, rolled, rolled on, brushed on.
- the coating materials mixed with the aqueous liquid according to the invention or the application of the aqueous liquid according to the invention to the surfaces of conventional coating materials and conventional facade paints of buildings also show the lack of growth with fungi, bacteria, plants and the lack of moisture penetration.
- the aqueous liquid according to the invention is also suitable for the impregnation of textile fabrics, such as fabrics, fabrics and woven fabrics, fiber materials, and heavy fabrics.
- the aqueous liquid according to the invention can be obtained, for example, after dyeing and / or printing the fiber materials and textile fabrics with pigments or dyes. Substances which can become water-insoluble after fixing, for example, and curable synthetic resins or synthetic resin precursors are applied.
- the advantage of applying the aqueous liquid according to the invention to textile fabrics, such as heavy fabrics already exists insofar as the cut edges of the heavy fabrics are completely water-repellent due to the penetration of the textile fabric completely with the aqueous liquid according to the invention.
- heavy-weight fabrics are also understood, for example tarpaulins, tent roofs, tarpaulins for awnings, sports facilities, such as football stadiums, and the like.
- the application, such as impregnating, for example, the fabric, such as heavy fabric can be carried out at room temperature in air and at atmospheric pressure.
- the textile fabric treated with the aqueous liquid according to the invention is characterized by a sufficient compostability or reusability. The burning of these does not lead to the occurrence of additional harmful residues. The service life and the durability of the textile fabrics and fiber materials are significantly increased.
- the garments, which are impregnated with the aqueous liquid according to the invention have a sufficient water-repellent property.
- the aqueous liquid according to the invention can be added to the washing solution not only after dyeing and / or printing on the textile fabrics, but also during cleaning of the clothing or after washing of garments onto it.
- the processability of the treated with the aqueous liquid according to the invention fiber materials and fabrics is not limited, since only in one operation, the application takes place as well as drying the same.
- the hydrophobing thereof with the aqueous liquid according to the invention, for example the garments, can also be carried out by the inexperienced user.
- the drying time of the applied aqueous liquid according to the invention is short, since rapid drying already occurs at room temperature under atmospheric pressure.
- the aqueous liquid according to the invention is suitable for the subsequent application of packaging materials and transport materials, since the aqueous liquid according to the invention is also able to penetrate into deeper layers of same.
- the subsequent printing of treated with the aqueous liquid according to the invention surfaces of packaging materials, transport materials, fiber materials, fabrics, such as garments, is not limited, but allows a free choice of colors
- the application of the aqueous liquid according to the invention to garments which already have a water-repellent film in the interior may be advantageous, since the impregnation of the surface of the garments with the aqueous liquid according to the invention contributes to a lower level of contamination due to the lower adhesion of dirt particles and to a lesser abrasion of the superficial tissue areas due to the lower roughness of the same.
- the impregnated with the aqueous liquid according to the invention substrates, packaging materials, transport materials, fiber materials, textile fabrics, such as garments, characterized by lack of odor, since the aqueous liquid according to the invention is low in odor.
- the inventive method for producing water-repellent of papery material, in particular paper, by means of the aqueous liquid comprises
- Another object of the invention relates to a process for the production of water-repellent base paper
- aqueous liquid by applying the aqueous liquid to the base paper, preferably with a moisture content of 5 to 20 wt.%, preferably 8 to 15 wt.%, even more preferably 10 to 12 wt.%, most preferably 10 wt. %, after a wet press section, then by pressurizing the raw paper by means of rollers, eg Press rolls, during the press rolling for the purpose of drying the same or narrowing the same.
- Fig. 1 is a schematic representation of the preparation of the with
- the exemplary embodiment describes the invention in a schematic manner by way of example.
- the aqueous liquid for impregnating base paper of the present invention for water repellency thereof comprises a dilute acetic acid as an organic acid, wax as a medium chain saturated hydrocarbon, a metal salt, sodium chloride and Ethanol as an organic solvent, as well as a low-foaming reactive wetting agent and an antifoaming agent.
- the aqueous liquid according to the invention has a solids content of 12.0 ⁇ 1.0%, a viscosity at 20 ° C. of 17 mPas + 8 (Haake R2, 200 rpm when prepared), a density at 20 ° C. of 1.01 + 0.05 g / cm 3 and a pH of 5.5 and a paraffin content of active substance of 30% by weight.
- the base paper 1 1 is pre-dried after the wire section 1 and the shoe press 7 in a predrying 2. After predrying, the press rolling 3 joins.
- the press rolling 3 joins.
- the press rolling 3 joins.
- aqueous liquid 6 according to the invention by means of supply channels, so that between the introduced into the press rolls 3a of the press rolling 3 base paper 1 1 and the raw paper 1 1 facing areas of the tops of the drying cylinders 3a as a press rollers accumulation 10 of the aqueous liquid according to the invention adjusts, which accumulation 10 impregnation of the base paper 1 1 over its entire width before its introduction into the drying cylinders 3 a provided trained nip.
- the sprayed aqueous liquid contains 4.5 parts by weight of a mixture with wax acid and paraffin in a mixing ratio of 1: 1, 3.5 parts by weight of aluminum salt, 0.045 parts by weight of synthetic, hydrophobic, amorphous silica, 0.25 parts by weight of silica, 0.4 parts by weight of ethanol in 100 parts by weight of aqueous liquid or based on 100 parts by weight of aqueous liquid, which may additionally contain residues such as stearic acid and / or linoleic acid and / or sodium silicate; also, in one embodiment, the radicals may be an organic acid, e.g. Acetic acid, and / or NaCl, and / or another wetting agent, such as a foam-containing and reactive wetting agent, and / or an antifoaming agent.
- the radicals may be an organic acid, e.g. Acetic acid, and / or NaCl, and / or another wetting agent, such as a foam-containing and reactive wetting
- the impregnated base paper 1 1 is also pressurized by means of the heated drying cylinders 3a designed as longitudinal rollers in the press rolling 3.
- the impregnated base paper 1 1 is also pressurized by means of the heated drying cylinders 3a designed as longitudinal rollers in the press rolling 3.
- the base paper is subjected to the post-drying 4 by means of pressurization by the calender rolls 4a; then the paper is fed after the post-drying 4 of the reel 9 and rolled up in the Aufroll Bachelor the paper machine on Tambouren.
- starch or starch glue such as corn starch and / or wheat starch, can be added to the aqueous liquid according to the invention in order to increase the dimensional stability and the strength of the paper to be provided from the base paper.
- impregnation is also understood to mean that the paper made from the raw paper provided after the drying section not only has a water-repellent property on the two upper sides thereof, but may additionally have a water-repellent or water-repellent interior since, after spraying on, the inventive composition has aqueous liquid on the base paper this is able to penetrate into the interior of the base paper, the penetration is still supported by the pressurization of the rollers. It turns out that the water repellency of the paper made from the base paper is independent of the basis weight of the paper. So are papers with one
- the cutting of the paper provided after the drying section also shows the lack of penetration of water or moisture over the cut edges into the interior of the paper.
- the Wasserabraceend making the inside of the paper is advantageous to paper, for example, with a basis weight of 80 to 400 g / m, preferably 300 to 400 g / m 2 , or more than 600 g / m 2 , for the production of corrugated, or Honeycomb cardboard or paper towels or paper blankets to use.
- the papers, cardboard, cardboard impregnated with the aqueous liquid according to the invention are suitable for producing inner and / or outer linings of containers, transport containers, disposable containers, reusable containers, transport packaging, sealing materials, packing materials, insulating materials, hose linings, packaging materials.
- Particularly advantageous are containers which are produced with the aqueous liquid impregnated cardboard and / or cardboard according to the invention for overseas transport of goods, for transport, eg moisture-sensitive goods, in adverse weather conditions, such as humid environment, since an ingress of water, driving rain, seawater or moisture can be permanently avoided to protect the transported goods.
- Papers, cardboard, cardboard for the production of interior and / or exterior linings of containers, transport containers, disposable containers, reusable containers, transport packaging, etc.
- the adhesive which for bonding the false ceiling with the waves or honeycomb panels and the inner blanket and the outer blanket are used as a mixture containing the aqueous liquid according to the invention and conventional strength, so that additionally the penetration of water or moisture is suppressed over the adhesive areas between the paper webs.
- the container according to the invention are characterized by a permanent dimensional stability, strength and water-repellent properties .
- the fiction, contemporary container are suitable for the transport of moisture-releasing contents, such as fruits, vegetables and the like.
- the containers of the present invention made with corrugated and / or honeycomb paperboard may receive a predetermined level of moisture such that the amount of moisture to be absorbed is advantageously controllable to dry the moisture releasing products stored in the interior of the container for a predetermined time hold, as was prepared by the interior of the container facing inner cover of the corrugated and / or honeycomb cardboard from a paper whose at least one top or surface was impregnated with a liquid having a predetermined mixing ratio of inventive aqueous liquid to starch solution.
- the containers of the invention made with paperboard and / or cardboard can also absorb a predetermined level of moisture as well, so that the amount of moisture to be absorbed is advantageously controllable for a predetermined period of time around the moisturizing products stored in the interior of the container dry, either against ingress of moisture in the interior or from outside to inside.
- the pulp containing the aqueous liquid according to the invention can be pressed with the aid of the conventional fiber casting method to containers which are characterized by water-repellent properties inside and outside and dimensional stability and grip.
- the paper, paperboard and cardboard treated with the aqueous liquid show the so-called repelling effect due to the water-repellent effect due to the dropwise removal of surface water.
- the waves or wave tracks that are created in the corrugator system with a corrugating roller do not cause any problems, since compression of the wave paths during the corrugating process are not observed. With the corrugated cardboard plant, an energy saving is also expected.
- honeycomb cardboard there are likewise no problems with the aqueous liquid according to the invention.
- the honeycomb is wetted with glue on the bridge, or the top layers are provided with glue, then cover layers and honeycombs are brought together.
- the advantage is that if fruit or vegetables are damaged and moisture is leaking, the carton will not absorb the moisture so quickly. That is, if the wet meets the first cover layer, depending on the proportion of the aqueous liquid according to the invention, it will take a certain period of time until the liquid has penetrated the cover layer. In the second step, the liquid would first have to work through the waterproof adhesive. Furthermore, by the impregnated with the inventive aqueous liquid shaft or honeycomb to the next cover layer.
- the bottom line is that the carton remains much more durable / stable than the cartons that are state of the art today.
- a box, (fruit or vegetable boxes) according to the current state of the art absorbs the liquid, especially at the cutting edges, quickly.
- the top layer probably has a surface treatment, but in spite of this, after a relatively short time, the liquid is absorbed by the top layer.
- the corrugated medium which is not soaked, now absorbs the liquid very quickly and spreads across the board in terms of surface area. This will cause the carton to become unstable very quickly and the fruit or vegetables to fall out when the carton is lifted.
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Abstract
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DE112012005070.3T DE112012005070A5 (de) | 2011-12-05 | 2012-12-04 | Imprägnierflüssigkeit zum Wasserabweisendmachen von papierartigem Material und die Verwendung desselben |
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DE102011120918.6 | 2011-12-05 | ||
DE102011120918 | 2011-12-05 |
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WO2013083110A1 true WO2013083110A1 (de) | 2013-06-13 |
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PCT/DE2012/001156 WO2013083110A1 (de) | 2011-12-05 | 2012-12-04 | Imprägnierflüssigkeit zum wasserabweisendmachen von papierartigem material und textilen flächengebilde und die verwendung desselben |
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WO (1) | WO2013083110A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106436477A (zh) * | 2016-12-06 | 2017-02-22 | 浙江科技学院 | 一种低定量防潮涂布白板纸及其制备方法 |
CN106758491A (zh) * | 2016-12-06 | 2017-05-31 | 浙江科技学院 | 一种低定量防潮涂布白板纸及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1716995A2 (de) * | 2005-04-22 | 2006-11-02 | Georg-August-Universität Göttingen | Schutzmittel für lignocellulosisches Material auf Basis von Fettsäure- und Paraffinderivaten |
DE102005048182A1 (de) * | 2005-10-06 | 2007-04-12 | Henkel Kgaa | Faserguss-Verpackung mit Innenbeutel |
EP2302130A1 (de) * | 2009-09-26 | 2011-03-30 | Huntsman Textile Effects (Germany) GmbH | Zusammensetzung für die Öl- und/oder Wasserabweisende Ausrüstung von Fasermaterialien |
-
2012
- 2012-12-04 WO PCT/DE2012/001156 patent/WO2013083110A1/de active Application Filing
- 2012-12-04 DE DE112012005070.3T patent/DE112012005070A5/de not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1716995A2 (de) * | 2005-04-22 | 2006-11-02 | Georg-August-Universität Göttingen | Schutzmittel für lignocellulosisches Material auf Basis von Fettsäure- und Paraffinderivaten |
DE102005048182A1 (de) * | 2005-10-06 | 2007-04-12 | Henkel Kgaa | Faserguss-Verpackung mit Innenbeutel |
EP2302130A1 (de) * | 2009-09-26 | 2011-03-30 | Huntsman Textile Effects (Germany) GmbH | Zusammensetzung für die Öl- und/oder Wasserabweisende Ausrüstung von Fasermaterialien |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106436477A (zh) * | 2016-12-06 | 2017-02-22 | 浙江科技学院 | 一种低定量防潮涂布白板纸及其制备方法 |
CN106758491A (zh) * | 2016-12-06 | 2017-05-31 | 浙江科技学院 | 一种低定量防潮涂布白板纸及其制备方法 |
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DE112012005070A5 (de) | 2014-09-04 |
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