Multilayer material

 

(57) Abstract:

The invention relates to light industry, the production of multi-layer material type synthetic leather with a polymer coating. The technical result of this invention is to provide a multilayer material having high light and heat stability, high resistance to migration of low molecular weight ingredients in the claimed composition that provides high color stability of the polymer coating to dry and wet friction, while maintaining the strength and rigidity of the material and substantial optimization of technological process of production of material. Multilayer material comprises a textile basis weighing 130-160 g/m2breaking load 665-1060 N, elongation 520-850%, adhesion layer and a polymer coating comprising at least one layer formed on a textile backing by duplication with textile base at a temperature of 150 - 160oand subsequent gelation at a temperature of 200-220C, includes the following components, wt. hours: polyvinyl chloride suspension 100, plasticizers: di-2-ethylhexylphthalate 45-60, di-2-ethylhexylamine 15-20, stabilizers: to whom B>131.5 to 2.5, silicate of lead 0,5-1, calcium stearate 0.5 to 1.5, filler: chalk separated 5-15, stearic acid 0,5, the pore-forming azodicarbonamide CHS-21 1,5-2, on BNR synthetic rubber SKN-26 15-20, the interaction product of rosin and apoxyomenos resin (mol. m 600-1500 mass ratio of 10-18:90-82 2.5 to 1, the product of the interaction of rosin and epoxygenase resin (mol. m 1800-3500 and organic dye, taken in the ratio 6-5:88-90:6-5 5-3, the ratio of the weight of the textile substrate and the polymer coating is 1:1,3-1,67. 1 C.p. f-crystals, 2 tab.

The invention relates to light industry, the production of multi-layer material type synthetic leather with a polymer coating. The closest technical solution according to the essential features and the achieved result is a method of obtaining a layered material, patent RU 239662 C1, class D 06 N 3/06, published. 20.07.1995,

On the basis of fabric coated PVC compositions. On 100 wt.h. PVC:

Di 2-ethylhexylphthalate - 40-60

Calcium stearate - 1-5

Stearic acid - 0,1-0,5

Chalk - 1 - 15

Oligopolies - 0,1 - 3

Titanium dioxide - 5 - 15

Chloroparaffin - 3 - 13

The disadvantage of this technical solution AEST, not providing the required level of resistance to dry and wet friction faux leather, high rigidity, which leads to deterioration of the organoleptic characteristics of the material. The manufacturing process of the multilayer material includes the preliminary preparation of the ingredients of the composition, including the floating solids with a plasticizer to achieve homogeneity of the composition that creates technological difficulties, as well as the deterioration of environmental conditions of production.

The technical purpose of this invention to provide a multilayer material having high light and heat stability, high resistance to migration of low molecular weight ingredients of the claimed composition that provides high color stability of the polymer coating to dry and wet friction, while maintaining the strength and rigidity of the material and substantial optimization of technological process of production of material.

The goal of the project is achieved in that the multilayer material comprises a textile basis weighing 130-160 g/m2, breaking load 665-1060 N, elongation 520-850%, the adhesion layer is Nove by duplication with textile base at a temperature of 150-160oC and subsequent gelation at a temperature of 200-220oC, includes the following components, wt.h.

Polyvinyl chloride suspension - 100

Plasticizers:

Di-2-ethylhexylphthalate - 45 - 60

Di-2-ethylhexylamine - 15 - 20

Stabilizers:

Integrated stabilizer based on barium-cadmium-zinc salt of a synthetic fatty acid fractions

C10-C13(SXC-17) AND 1.5 - 2.5

Silicate of lead - 0,5 - 1

Calcium stearate - 0,5 - 1,5

The filler is chalk separated - 5 - 15

Stearic acid is 0.5 - 1

The pore-forming azodicarbonamide CHS-21 - 1,5 - 2

Synthetic on BNR rubber SKN-26 - 15-20

The interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18:90-82 - 2,5 - 1

The interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90: 6-5 - 5 - 3

the ratio of the weight of the textile substrate and the polymer coating is 1:1,3-1,67

According to the invention is a multilayer material differs in that the textile base has an adhesive coating of the following composition, wt.h.:

Polyvinyl chloride E-6250-W - 100

's essential features achieved by obtaining a multilayer material, with high light and heat stability, high resistance to migration of low molecular weight ingredients of the claimed compositions, which ensures the stability of the polymer coating to dry and wet friction.

The process of obtaining a multi-layered material using as a stabilizing and coloring products claimed oligomeric compounds based on epoxygenase resin does not require pre-mashing with a plasticizer, which reduces the process and greatly improves production ecology.

The use of interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18: 90-82 and interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90:6-5 allows to improve the rheological characteristics of the claimed compositions, to improve the workability during processing, because the final form oligomeric products is a solid resinous granules, which are evenly distributed in polyvinylchloride composition during processing in the mixer. The uniform distribution in the polymer HDMI is AI.

The interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18:90-82 is an oligomeric product, manifesting in this technical solution, the effect of light and temperature stabilization in polyvinylchloride composition, the presence of covalent bonds between the components of this oligomeric product creates a strong system of interaction between the ingredients of the composition, which virtually eliminates the possibility of formation of fatigue cracks in the polymeric composition, which is the main cause of aging and deterioration of the coating.

The interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90: 6-5, is an oligomeric product, manifesting in the claimed composition, the effect of both thermal and svetozarauladocy and dyeing polymeric composition, the chemical interaction of the aforementioned oligomeric product with an organic dye leads to the creation of structureoriented oligomeric product, well compatible with the ingredients of the polymer composition, thus providing a uniform color, high thermo - and light is a considerable increase in the resistance of the coating to dry and wet friction, that is an important indicator of the quality of artificial leather.

The interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90: 6-5, and the interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18:90-82 synthesized Tambov "Pigment" on technical regulation in accordance with the normative-technical documentation: THE 6-36-413-0-90 (the Product of the interaction of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18:90-82), TU 6-36 424-0-90 (the Product of the interaction of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90:6-5)

In this technical solution uses the following components and materials.

Polyvinyl chloride suspension brand C-M - GOST 14332

Di-2-ethylhexylphthalate - GOST with 8,728

Di-2-ethylhexylamine - GOST with 8,728

Integrated stabilizer based on barium-cadmium-zinc salt of a synthetic fatty acid fraction C10-C13(CKC K-17) - THE 6-09-4346

Silicate of lead - TU 6-18-44

Calcium stearate - TU 6-14-722

Chalk separated - GOST 8253 the nitrile SKN-26 MP with P-23 - THE 38-103264

The interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18:90-82 - TU 6-36-113

The interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90: 6-5 - TU 6-36-124

Textile basics:

Woven fabrics of cotton technical - TU 17-RF 60 10147

Fabric viscose-staple - TU 17 resp. Bel. art. 1492

Technical fabrics of viscose yarn - TU 17-RF 62-6087

Fabric viscose-polyester - TU 8288-025-00321098-98

Knitted fabric - OST 17-982-84

Stitch viscose fabric - OST 17-917-82

The invention is illustrated by examples of specific performance and tables describing the properties of the multilayer material.

Example 1.

Laminated material was obtained as follows.

Preparing a polymer composition based on suspension of polyvinyl chloride of the following composition, wt.h.:

Polyvinyl chloride suspension - 100

Di-2-ethylhexylphthalate - 45

Di-2-ethylhexylamine - 15

Integrated stabilizer SCS TO-17 - 1,5

Silicate of lead - 0,5

Calcium stearate and 0.5

Chalk separated - 5

R> The interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18:90-82 - 2,5

The interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90: 6-5 - 5

The cooking process polyvinylchloride composition includes preliminary swelling PVC resins with plasticizers and stabilizers at a temperature of 110 - 115oC in the mixer type "Henschel" with steam jacket for 20 minutes, then swelled PVC weight with the product of the interaction between the rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18:90-82 and the interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90:6-5, as well as rubber and filler in accordance with the recipe served at a temperature of 110oC intensive mixer to obtain a homogeneous PVC plastic in 3-5 minutes. The temperature of the unloaded weight is 155oC. the Compound is served on razogrevanie rollers, then on nutrient rollers, with which the compound p Textile base, in this example, the fabric viscosupplement, stitched wound and subjected to the impregnation of the adhesive paste, prepared on the basis of emulsion polyvinyl chloride according to the following recipe:

Polyvinychloride E-E - 100

Di-2-ethylhexylphthalate - 90

Chloroparaffin - 25

The adhesive coating is applied on a textile basis on promotional unit and is subjected to the operation of gelatin in a heat chamber at a temperature of 160-180oC, and then is fed to the calender for applying the above-mentioned polymer coating. The formation of the coating takes place on the mounting shaft of the calender at a temperature of 155oC. the thickness of the calibrated polyvinylchloride film when the duplication is of the order of 0.35-0.40 mm, the intermediate product is further subjected to heat treatment for surgery gelation and foaming paraparaparadise coating in a heat chamber at a temperature of 220oC and then after exiting the heat chamber operation stamping on tinyline node and cooling of the finished material. The ratio of the weight of the textile substrate and the polymer coating is 1:1,5.

Example 2.

Same as in example 1, the properties of the material presented at the maximum value of all declared postii 10-18: 90-82 and the interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90:6-5 presented with minimal values.

Example 3.

Same as in example 1, the material properties are presented with the average of all the claimed features.

Example 4.

Same as in example 1, the properties of the material presented at the output of the minimum value of all of the declared characteristics, the ratio of the layer by weight presents on average, the interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18: 90-82 and the interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5: 88-90: 6-5 presents for values beyond the maximum value.

Example 5.

Same as in example 1, the properties of the material presented at the output of the maximum value of all of the declared characteristics, the ratio by weight of the layers presented on average, the interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18: 90-82 and the interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in sootnesti, in example 1, the material properties are presented with the average of all of the declared characteristics, in addition to the interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18: 90-82 presented if the value is beyond the maximum value.

Example 7.

Same as in example 1, the material properties are presented with the average of all of the declared characteristics, in addition to the product of the interaction of rosin epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90:6-5 presented if the value is outside the minimum value.

Example 8.

Same as in example 1, the material properties are presented with the average of all of the declared characteristics, in addition to the interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90:6-5 presented if the value is beyond the maximum value.

Example 9.

Same as in example 1, the material properties are presented with the average of all of the declared characteristics, in addition to the interaction product of rosin and epoxygenase resin with a molecular is.

Examples 10 and 11.

Same as in example 1, the material properties are presented with the average of all of the declared characteristics, except ratios layers, in 1 case (case 10) the ratio of the mass of the layers is 1:1,3, in the 2nd case (example 11) is the ratio of the mass of the layer - 1:1,67.

Examples 12-13.

Same as in example 1, the material properties are presented with the average of all of the declared characteristics, except ratios layers, in 1 case (case 12) - the ratio of the mass of the layers represented by the value outside the minimum value of 1:0,67, in the 2nd case (example 13) - when the weight of the layers beyond the maximum value of 1:2.

Examples 14-15.

Same as in example 1, the material properties are presented using different textile bases in 1 case (case 14) used knitted fabric, hlopkovolokna art. OS-120-34, in the 2nd case (example 15) used stitch viscose fabric art. 832512. The material can be obtained with the claimed properties when using other textile fundamentals, including viscotester tissues, on THE other 17 resp. Belarus art 1492; fabrics of polyester according to GOST 27504 - 87, tissues viscosepashmina from the table of physico-mechanical characteristics of the multilayer material, the use of interaction product of rosin and epoxygenase resin with a molecular mass of 600-1500 mass ratio of 10-18:90-82 and interaction product of rosin and epoxygenase resin with a molecular mass of 1800-3500 and organic dye, taken in the ratio 6-5:88-90: 6-5 allows you to create an artificial material with a coating based on suspension PVC with properties superior in terms of resistance to sweetalba aging, resistance to dry and wet friction coating, and Tertuliano polymeric coating material. Increased levels of the above-mentioned characteristics is about 25-30%, which indicates a significant improvement in the operational durability of the artificial material.

1. Multilayer material comprises a textile basis weighing 130-160 g/m2, breaking load 665-1060 N, elongation 520-850%, adhesion layer and a polymer coating comprising at least one layer, formed on said textile base by duplicating a textile basis calender method at a temperature of 150-160C, followed by gelation at a temperature of 200-220C and includes the following components, wt.h.:
Stabilizers: integrated stabilizer based on barium-cadmium-zinc salt of a synthetic fatty acid fractions WITH10-C13and 1.5 - 2.5

Silicate of lead - 0,5 - 1

Calcium stearate - 0,5-1,5

Filler: chalk separated - 5-15

Stearic acid is 0.5 - 1

The pore-forming azodicarbonamide CHS-21 - 1,5-2

Synthetic on BNR rubber SKN-26 - 15-20

The interaction product of rosin and epoxygenase resin (mol.m. 600-1500 mass ratio of 10-18:90-82 - 2,5-1

The interaction product of rosin and epoxygenase resin (mol.m. 1800-3500 and organic dye, taken in the ratio 6-5:88-90:6-5 - 5 - 3

the ratio of the weight of the textile substrate and the polymer coating is 1:1,3-1,67.

2. The material under item 1, characterized in that the adhesive coating of the textile basis has the following composition, wt.h.:

Polyvinyl chloride E-6250-W - 100

Di-2-ethylhexylphthalate - 90

Chloroparaffin CP-470 - 25s

 

Same patents:

The invention relates to light industry, in particular the production of decorative materials for technical use

Multilayer material // 2169221
The invention relates to light industry, in particular the production of multilayer materials for technical use

Multilayer material // 2169220
The invention relates to light industry, in particular the production of multi-layer material such as artificial leather, which can be used as consumer goods

The invention relates to the field of processing technology of polymers, and more particularly to methods of producing a multilayer polymeric nonwoven materials in the form of paintings of unlimited length

Multi-layer leather // 2147056
The invention relates to light industry, namely the production of the skin with a polymer coating

The invention relates to laminated materials used for the manufacture of diapers, surgical gowns, sheets, hygiene items, etc

The invention relates to the production of materials such as artificial leather, in particular to a multilayer material for internal parts of footwear and apparel

FIELD: construction.

SUBSTANCE: said utility invention relates to floor coverings and may be used by individuals or in industry for floor covering in residential flats and industrial premises. The floor covering manufacture method involves operations of the application of PVC coatings using the air cushion for the preservation of the printed layer(s), levelling of the web edges, creation of stock of the floor covering rolled in the process of its coating, tensioning, drying, and cooling; along with a number of auxiliary operations related to the collection of excessive covering mass. The invention ensures cost effectiveness of the process, consisting in the selection of the most optimal operations of manufacture and inspection of the web proper, in the process of application of the coatings and the ultraviolet lacquer, the process of web tension synchronisation in various periods of its processing, the operations of linoleum web cooling, and other operations related to careful treatment of the covering, for example, during web rotation using the air cushion.

EFFECT: increased cost effectiveness of floor covering manufacture process.

1 ex

FIELD: chemistry.

SUBSTANCE: invention relates to multilayer, tent covering material. The material contains a polyester base and a double-sided polyvinyl chloride coating. The polyester base is flat knitted linen, made from polyester thread of 100-111 tex, with 200-400 filaments in the thread and 85-400 windings per metre. Mass ratio of layers front : intermediate : back equals 1.1:1:1.6 respectively. Mass ratio of layers of polyester base and polymer coating is 1:2.7. The polymer coating is obtained, based on suspended polyvinyl chloride and additionally contains a mixture of dioctylphthalate and dioctyl sebacate plasticizers, Vitur T thermoplastic polyurethane, synthetic butadiene-acrylo-nitric rubber BNKS -28, copolymer of methyl methacrylate, butadiene and styrene KANE ACE B-28A. The stabilisers used are barium-, cadmium-, zinc-containing Vigostab BKT complex stabilisers. The antipyretic additive is antimony trioxide and chloroparaffin CP-1100. The coating also contains a fungicide - salicylic acid alinide, processing additive - stearic acid and pigments.

EFFECT: good fatigue properties in static and dynamic conditions, high frost resistance (up to -60 C), fire-resistance and resistance to action of microorganisms.

1 cl, 6 tbl, 9 ex

FIELD: chemistry.

SUBSTANCE: polyester fabric with thickness of 0.13-0.3 mm and surface density of 80-300 g/m2 is first saturated with silicone emulsion to post-drying weight increase of 3.0-8.5 wt %, and then with aqueous solution of a mixture of polyphosphoric acids and urea with ratio of nitrogen to phosphorus of 1.0:1.56-1.80 to post-drying weight increase of 12.0-21.5 wt %. The modified fabric is coated with a double-sided coating based on a polyvinyl chloride (PVC) composition which contains antipyrenes with the ratio of layers of the saturated fabric to the double-sided PVC coating of 1.0:1.14-2.28, with ratio of layers of the finished material by weight - saturated fabric: front coating: back coating of 1.0:0.595-1.7:0,27-0.886, respectively, and with ratio of layers by thickness of 1.0:0.39-2.1:0.3-1.17, respectively.

EFFECT: producing fire-resistant materials, having a given set of physical and mechanical properties according to functional purposes.

6 tbl

FIELD: chemistry.

SUBSTANCE: invention relates to novel composite, including non-woven material and covering polymer layer. Composite contains material which includes polymer (P-1), selected from polyethylene, polypropylene, polyethyleneterephthalate and polyamide, and layer of coating with branching index g', equal or lower than 0.9, applied on at least one surface of non-woven material, and containing polymer (P-2), representing polypropylene or polyethylene. Method of composite obtaining includes stages of polymer (P-2) extrusion and covering non-woven polymer (P-1)-containing material with it.

EFFECT: invention makes it possible to obtain composite with good air-permeability and barrier properties.

16 cl, 3 tbl

Cleaning material // 2635158

FIELD: textile, paper.

SUBSTANCE: material comprises a textile carrier material that is at least partially provided with a microfoam polyvinylformal (PVF) in such an amount that the proportion of the PVF microfoam in the total weight of the cleaning cloth is less than 60 wt %, preferably less than 40 wt %, at the same time the carrier material does not contain polyvinyl alcohol (PVA) or contains PVA in an amount of less than 50 wt %, and the coating and/or impregnation from the PVF microfoam has a mass per unit area of 50 to 100 g/m2. A method of obtaining a cleaning material is also described.

EFFECT: invention provides a creation of material which combines good cleaning properties and sliding properties with economical manufacturing and good resistance to washing.

6 cl

Cleaning towel // 2635602

FIELD: human vital needs satisfaction.

SUBSTANCE: cleaning towel contains a textile base comprising fibers from a hydrophobic material, in particular continuous microfilaments of a hydrophobic material. The textile base has areas provided with foamed polyvinioformal (PVF), in particular microporous foamed PVF, as well as areas which do not contain foamed PVF, in particular microporous foamed PVF. The proportion of foamed PVF from the total weight of the cleaning towel is not more than 50 wt %.

EFFECT: invention provides a high efficiency of cleaning both hydrophilic and hydrophobic contaminants.

13 cl

Up!