Water-dispersible nonwoven material

FIELD: medicine.

SUBSTANCE: group of inventions relates to medicine, specifically to nonwoven textile material for various types of application, such as for household use and for personal care, in particular for production of napkins and wiping cloths. Nonwoven material contains two outer layers made from continuous fibres from water-soluble or water-dispersed polymer, and at least one inner layer of water-absorbing blurrable material.

EFFECT: nonwoven textile material is biodegradable, therefore it may be blurred.

28 cl, 7 dwg

 



 

Same patents:

FIELD: chemistry.

SUBSTANCE: primary ground material for a carpet, comprising at least a first fibre layer and a second fibre layer, characterised by that both fibre layers are layers of nonwoven material consisting of randomly laid fibres and that both fibre layers have the same composition on the entire fibre layer, where linear density of fibres is in the range of 1 dtex to 25 dtex, wherein both fibre layers contain at least two different polymers and at least one polymer contained in the first layer, different from the polymers contained in the second layer.

EFFECT: obtaining carpet material.

13 cl, 2 tbl

FIELD: technological processes.

SUBSTANCE: invention relates to piling of fibrous materials and method of its arrangement. The piling comprises at least two layers of unidirectional carbon fibres going in different directions, in which each unidirectional layer is connected on at least one its surface with an adjacent layer of non-woven material from thermoplastic fibres, besides, between two serial layers of unidirectional carbon fibres there is at least one layer of non-woven material from thermoplastic fibres. Connection between each unidirectional layer and each layer of non-woven material adjacent to it is provided due to the specified layer of the non-woven material, by means of welding spots resulting in intermittent welding. Specified welding points also provide for cohesion of piling, at the same time at least one welding spot includes perforations, which form channels for diffusion of resin and going into thickness of piling from fibrous materials across the piling layers.

EFFECT: invention provides for increased mechanical properties and drapability, absence of microcracks.

23 cl, 9 dwg, 5 tbl

FIELD: chemistry.

SUBSTANCE: subject of the invention is represented by a felt material, which contains, at least, one felt layer and one absorbent-containing layer, a method of the felt material manufacturing and the application of the felt material in textile products, footwear, for technical and medical purposes. The felt material in accordance with the invention possesses advantages of traditional felt materials with respect to heat- and sound-insulating properties and is air-permeable in the dry condition. However, due to special implementation the said material is waterproof in the wet condition and, therefore is suitable for sealing many types of materials. The felt material in accordance with the invention binds air moisture to a larger extent or binds water in a way, different from the traditional felt materials.

EFFECT: creation of the absorbent-containing material with high mechanical strength and good air permeability in the dry condition, in addition, the material must be suitable for air conditioning as, for instance, ventilation, dehydration and/or humidification of respective products made by means of it.

33 cl, 10 dwg

FIELD: chemistry.

SUBSTANCE: described are alkali-resistant fibrous products, laminates and methods of their manufacturing. The said product includes fibres and/or one or more fibre strands, with the most mass of the fibres in a mat being glass fibres and/or one or more strands of the glass fibres, the fibres, fixed together in places, where the fibres and/or one or more strands of the fibres intersect with each other for approximately 10 to approximately 35 wt %, counted per dry weight of the product, in a dry state, a binding agent, containing from 1 to approximately 60 wt % of an ureaformaldehyde binding agent and from approximately 45 to 99 wt % of a melamineformaldehyde binding agent, with bringing the total percent content to 100 and basing on the weight of the binding agent in the said product, fixation of the fibres in the said product. Higher resistance to alkalis is provided.

EFFECT: fibrous mat, fabric or cloth product possesses high resistance to alkali substances, which have pH, at least, 7.5 and especially to a saturated water solution of calcium hydroxide.

17 cl, 6 tbl

FIELD: chemistry.

SUBSTANCE: invention relates to sheet, its application and to polymer composition, used for obtaining film in form of sheet. Sheet is characterised by rate of water vapour passing (RWVP), equal to, at least, 100 g/m2·day, with measurement being carried out in accordance with document ISO 12572(B) at 1 bar, 23°C and 85% relative humidity. Sheet contains film, made of polymer composition, which contains polar thermoplastic elastomer, sterically hindered amine light stabiliser (SHLS), UV-absorber and aromatic amine radical scavenger. Film is less than 50 microns thick. Sheet is applied in clothes, as films in buildings and as packing material.

EFFECT: invention makes it possible to obtain polymer film with increased service term and sheet, characterised by high water vapour permeability.

8 cl, 1 tbl, 6 ex

FIELD: textiles, paper.

SUBSTANCE: nonwoven filtering material comprising a nonwoven web of an anion-exchange modified polyamide fibres and a system of fastening loops of stitching thread, additionally comprises a second fibrous layer of hydrophilic modified polyamide fibres, the stitching thread is used as the yarn from a mixture of hydrophilic modified polyamide fibres and the high-shrinkage viscose fibres with the content of the latter in the mixture of 30-40%, the stitching thread when fastening with the tricot laying forms the plush broaching located between the fibrous layers, at that the distance between the layers is 4-7 mm, and the ratio of the layer of the modified anion-exchange polyamide fibres, the stitching thread and the layer of hydrophilic modified polyamide fibres by weight is 1:0.2:0.5.

EFFECT: increased protective properties of the filtering elements of the respirators reduced suction coefficient due to increasing the stiffness of adjacency of the half-mask along the line of obturation.

1 dwg, 1 tbl

FIELD: textiles, paper.

SUBSTANCE: absorbing article according to the present invention comprises the following elements: a liquid-permeable upper sheet; a liquid-tight lower sheet; an absorbing element located between the upper sheet and the lower sheet for absorbing liquid, permeating through the upper sheet, and a receiving layer located between the upper sheet and the absorbing element for supplying liquid penetrating through the upper sheet to the absorbing element. The receiving layer comprises a nonwoven fabric perforated without physical or thermal deformation.

EFFECT: invention provides a method of production of nonwoven fabric, perforated without physical or thermal deformation, and an absorbing article comprising such nonwoven fabric.

24 cl, 8 dwg

FIELD: textiles, paper.

SUBSTANCE: invention relates to a method of manufacturing a velour carpet comprising the following steps: a) needle punching of the nonwoven material/nonwoven material "Mali" on the strip with the bristles using needle felting machine, in which course of implementation the shaggy nonwoven material/bearing nonwoven material is dragged through the strip with bristles and partially withdrawn back from the strip with bristles such that the fibers of the shaggy nonwoven material/bearing nonwoven material are located in the plane of the strip with bristles; b) separation of the nonwoven material from the strip with bristles using a shaft-brush; c) brushing the shaggy side prior to cutting loops. Additional nonwoven material/nonwoven material "Mali", especially shaggy nonwoven material/bearing nonwoven material is placed on the back side of the nonwoven material/nonwoven material "Mali", especially between first and second needle felting machines, between the steps a) and b).

EFFECT: increased density of fiber and increased stability of shag.

8 cl, 6 dwg

FIELD: textiles, paper.

SUBSTANCE: conductive material comprises a conductive nonwoven fabric containing conductive carbon fibers in an amount of 5-50 wt % in combination with cellulose fibers and/or synthetic fibers. The nonwoven fabric comprises conductive and non-conductive zones that contain sonicated sections. The conductive material is used in production of heating devices, electronic switches, electronic devices, RF modification devices. In the electronic switch the conductive nonwoven fabric is spaced from the opposite conductive layer and the electrical connection is formed between them when they are pressed to each other. The electronic switch is used in production of a garment, a glowing symbol. The electronic product comprises an outer surface intended for location of plurality of keys, a first conductive layer located under the keys, the second conductive layer, spaced from the first conductive layer, and in which when pressing one of the keys an electric connection is created between the conductive layers.

EFFECT: reduction of weight of the non-woven conductive fabric, increased strength of the multilayer flexible electronic device, reduction of the total resistance of heating devices.

19 cl, 21 dwg

FIELD: construction.

SUBSTANCE: panel comprises a leaf (3), arranged between two layers of coatings (2), made of fibrous structures (21), which are attached by means of a layer-forming or a connecting material, for instance, a polymer (22), a binder, a foamed polymer. The leaf usually contains foamed materials, thick felts, powder materials, semifluid materials, etc. Fibres (7) from fibrous structures (21) are pulled along one or more directions of inclination relative to layers of coatings (2) and usually by means of needle piercing, into the leaf (3), in particular, into foam plastic plates (4), which represent the leaf. The fastening material is also used to fix the pulled fibres (7) to do mutual fixation of leaf (3) components and coating layers (2).

EFFECT: invention may be used for economically efficient manufacturing of especially stable composite panels with a high number of leaf components, layers of coatings and alignment of pulled fibres of fibrous structures.

20 cl, 18 dwg

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention relates to pharmaceutical industry, namely represents composition, which contains mixture of particles of hydrophobic silicon dioxide aerogel, which have specific area of surface per weight unit (Sw) in range from 500 to 1500 m2/g and size, expressed in form of volume mean diameter (D[0.5]), in range from 1 to 1500 mcm, and at least one first linear silicone oil, which has viscosity higher than 50 mm2/s, and at least second and third linear silicone oils, and each of them has viscosity lower than or equal 50 mm2/s.

EFFECT: mixture of particles of silicon dioxide aerogel and linear oils provides possibility of obtaining compositions, which provide comfort and smoothness of skin after application and have dullness and "soft focus"-adding properties.

23 cl, 8 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: group of inventions refers to an antiseptic pharmaceutical composition applicable for oral hygiene and treatment of microbial oral diseases, to a method for producing and using it. The composition contains from 0.05 to 0.3 wt % of hydrogen peroxide or its equivalent amount in the form of carbamide peroxide, from 0.001 to 0.03 wt % of eugenol, from 0.001 to 0.01 wt % of camphor, from 0.001 to 0.5 wt % of a salt of zinc or other heavy metals, such as silver, mercury, copper or a mixture thereof; from 1 to 1.2 wt % of sodium fluoride; from 2% to 7 wt % of xylitol, from 0.002 to 0.05 wt % of cetylpyridinium chloride and excipients in an amount sufficient to reduce the composition to 100%. The composition possesses a wide spectrum of action. What is also presented is a method for producing the composition and using it for producing a therapeutic agent effective for odour elimination, suppression and relief of an oral inflammation, dental tartar inhibition; for treating oral diseases; for rinsing and treating orthodontic damages; for preventing oral diseases during orthodontic treatment after oral operations and in the patients using fixed and temporary dentures; for relieving, treating or preventing oral diseases in different categories of patients, such as the patients receiving radiation therapy or chemotherapy, hospital patients and terminally ill patients, patients suffering from eating disorders, endocrine, haematological, cardiovascular and psychosomatic disorders, and besides physically or mentally deprived patients, patients with genetic or inherited changes.

EFFECT: preparing the antiseptic pharmaceutical composition.

22 cl, 3 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention refers to pharmaceutical industry, namely to a method for preparing a medicinal product possessing choleretic activity. The medicinal product possessing choleretic activity and prepared by extracting an elevated part of Lomatogonium carinthiacum in 96% ethanol twice at room temperature, them in 40% ethanol with an extractant added in an amount equal to a discharged one, twice; the filtered aqueous-alcoholic extracts are combined; the extraction cake is extracted in purified water; the aqueous extract is filtered; the aqueous residues of the aqueous-alcoholic extracts are combined with the aqueous extract, concentrated, dried in a vacuum drying cabinet to produce the dry extract in the certain environment.

EFFECT: medicinal product prepared as described above possesses the evident choleretic activity.

11 tbl, 3 ex

FIELD: medicine.

SUBSTANCE: group of inventions relates to medicine and is intended for oral cavity care. Compositions contain non-dialysable material of cranberry extract, in which non-dialysable material of cranberry extract is present in quantity, effective for inhibiting co-aggregation of oral cavity bacteria and/or inhibiting bacterial growth.

EFFECT: group of inventions makes it possible to increase efficiency of oral cavity care due to inhibition of bacterial growth and co-aggregation of bacteria.

15 cl, 5 tbl, 4 ex

FIELD: veterinary medicine.

SUBSTANCE: method comprises subcutaneous administration of antibiotic preparation enroxyl 5% at a dose of 0.1 ml/kg daily one time a day for 7 days and intramuscular administration of homeopathic preparation ovarinin at a dose of 1 ml/kg one time for 4 days, 4-fold.

EFFECT: use of the invention enables to increase the efficiency of treatment, to reduce treatment time and to restore reproductive function of dogs.

2 tbl, 1 ex

Black adler syrup // 2557929

FIELD: medicine.

SUBSTANCE: black adler syrup having laxative action, characterised by the fact that it is produced by preparing black adler tea by boiling the raw material with purified water; the tea is further mixed with refined sugar; the mixture is heated until the sugar is dissolved completely and brought to boil twice with skimming as often as it may be required; the prepared syrup is filtered through gauze in the certain environment.

EFFECT: syrup is high in anthracene derivatives and possesses the pronounced laxative action.

2 dwg, 1 ex

FIELD: medicine.

SUBSTANCE: invention refers to medicine and cosmetology, namely to deep cosmetic products, and can be used for normalising physiological functions of skin and eliminating endogenous or exogenous defects. The invention represents a cosmetic product for fast skin repair containing superoxide dismutase, dexpanthenol, succinic acid, trolox and L-arginine. The product is applied on the skin for 20 minutes with using a material holding the agent and feeding it to the skin over the period of exposure.

EFFECT: cosmetic product enables extending the range of products for improving the skin state, reducing the risk of lower controllability of the effect, and a probability of allergic and inflammatory reactions.

3 cl, 10 ex

FIELD: medicine.

SUBSTANCE: using a polyphenolic complex produced by extracting milled ash berry in 40% ethanol, condensing the alcohol-water extract, adding 95% ethanol, centrifuging the residue, filtering and condensing the supernatant in the certain environment, as an agent possessing anti-inflammatory action.

EFFECT: polyphenolic complex possesses pronounced anti-inflammatory action.

1 dwg, 9 tbl, 7 ex

FIELD: medicine.

SUBSTANCE: group of inventions refers to veterinary science and is applicable for treating bovine mastitis. What is declared is a nosode for producing a preparation for treating bovine mastitis. That involves taking mastitis milk 1 ml with clinical signs of purulent-catarrhal mastitis, filling it 70° alcohol 9 ml to produce a homogenous solution; the produced solution is diluted to "Д6" with 70° alcohol. What is also declared is a preparation for treating bovine mastitis containing an aqueous-alcoholic solution of components. The components are Belladonna, Sulphur, Apis mellifica, Conium, Phytolacca, Silicea and above nosode in the following proportions, wt %: Belladonna - 5, Sulphur - 20, Apis mellifica - 20, Conium - 10, Phytolacca - 10, Silicea - 5, nosode - 15, aqueous-alcoholic solution up to 100%. What is also declared is a method of treating bovine mastitis involving the intracisternal administration of the preparation. The preparation is administered in a dose of 5-10 ml per 1 animal once a day.

EFFECT: declared group of inventions is highly effective in treating bovine mastitis.

3 cl, 5 tbl, 1 ex

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention relates to pharmaceutical composition, containing compound of formula or for prevention or treatment of diseases, associated with oxidative stress, selected from group, consisting of MELAS (mitochondrial myopathy, encephalopathy, lactic acidosis and stroke episodes), MERRF syndrome (myoclonic epilepsy with ragged red fibres) or Kearns-Sayre syndrome, arrhythmia, cardioplegia or myocardium infarction. in formula (1) na stands for 1 or 2, Aa represents 5-membered heteroaryl or heterocycle, each of which has 2 heteroatoms, selected from N, O and S, Rla represents R5a-Xa-Ba-X′a-, Ba represents direct bond, Xa and X′a independently on each other represent direct bond or -OC(O)-, R5a represents hydrogen or 6-9-membered monocyclic or condensed cyclic heterocycle or heteroaryl, each of which has from 1 to 3 heteroatoms, selected from N, O and S, and is optionally substituted with oxo or C1-C6-alkyl, R2a represents -(CR8aR9a)pa-Ya-R7a, pa stands for number from 0 or 1, Ya represents direct bond or -O-, R7a represents hydrogen or phenyl, R3a, R8a, R9a, R10a represent hydrogen, R4a represents -(CH2)pa-Da-R10a-, Da represents C5-cycloalkyl or 6-membered heterocycle, which has 1 heteroatom, selected from N, S and O. Radical values for formula (2) are give in invention formula.

EFFECT: obtaining compositions for prevention or treatment of diseases, associated with oxidative stress.

19 dwg, 5 tbl, 3 ex

FIELD: process engineering.

SUBSTANCE: invention relates to metal sheet 1 intended for rubbing with first outer surface 7 and second outer surface 7, and core area between said surfaces. Rubbing material comprises absorbing fibers 4 and non absorbing fibers 5, 6. Rubbing material 1 has stratified with fiber gradient and higher content of absorbing and not absorbing fibers on rubbing material outer surfaces 7 compared with core area.

EFFECT: higher rubber properties.

23 cl, 5 dwg

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