Composition for thickening printing inks
(57) Abstract:The invention relates to the textile industry and can be used in the processes of printing textile materials. The objective of the invention is to develop a composition for thickening printing inks, capable of improving the rheological and printing technical properties zagostox. This task is solved in that the composition for thickening printing inks containing maize starch, urea, castor oil and water, contains additional sodium tetraborate and dicyandiamide in the following ratio of components, g/kg): maize starch 63 - 67; urea 30 - 35; sodium tetraborate 0,5 - 1,0; dicyandiamide 4 - 6; castor oil 0,8 - 1,2; water to 1 kg 1 tab. The invention relates to the textile industry and can be used for printing textile materials.In terms of printing equipment printing inks, sagasti are exposed to various external physical influences (mainly shear strain), which cause the destruction of the internal structure of zagostox that adversely affects such qualitative indicators as contour drawings, the intensity of the colors and ustoicivai, g/kg): maize starch 100; chloramine 0,9; oleic acid 4; velocitee oil 2.This sagasti characterized by insufficient stability of its structure to mechanical stress arising from the work of printing machines, resulting in deterioration of the rheological and printing technical properties zagostox.Known closest to the proposed composition for thickening printing inks  , containing, g/kg): maize starch 45-55; urea 145-155; plasticizer (castor or alizarin oil) of 0.45 to 4.5.Resistance patterns obtained sagasti to external mechanical stress is also insufficient, i.e. not achieve the required rheological and good printing technical properties zagostox on such parameters as the dynamic viscosity at high shear stresses, the intensity of the colors and their resistance to physical and chemical influences.The objective of the invention is to develop a composition for thickening printing inks, capable of improving the rheological and printing technical properties zagostox.The problem is solved in that the composition for thickening printing inks containing maize starch, urea, castorovom, g/kg:
Starch maize - 63-67
Urea - 30-35
Sodium tetraborate - 0,5-1,0
The dicyandiamide - 4-6
Castor oil - 0,8-1,2
Water - Up to 1 kg
The use of dicyandiamide (GOST 6988-73) is known in the processes of finishing fabrics thermosetting resins, and the use of sodium tetraborate (GOST 8429-69) is known in the processes of bleaching textile materials and antiseptic processing of fabrics.We offer a thickening agent composition can be used for the preparation of printing inks on the basis of still active dyes and diazole.Of rheological properties of thickening compositions (resistance structure zagostox to external mechanical impacts) to be judged by the change in their dynamic viscosity on the basis of experimental data obtained using the device - retest RV in a wide range of shear stresses.About printing technical properties of thickening compositions were judged by the intensity of the received colors of fabrics and their resistance to physical and chemical influences. Sustainability colors to friction and washings was determined in accordance with GOST 9733.27-83 and GOST 9733.4-83. The intensity of the colors was evaluated by functions Kubelka-Munch Gurevich on Osnova thickening of the printing inks prepared following thickening composition, g/kg:
Starch maize - 65,00
Urea - 32.50 to
Castor oil - 1,00
Sodium tetraborate - 0,75
The dicyandiamide - 5,00
Water - Up to 1 kg
As a result, the viscosity of received sagasti is 179,1 Pas at shear stress of 100 PA it is reduced to 112 Pass, when the shear stress 220 PA is reduced accordingly to 16.4 Pass. The intensity of the colors when printing kubovy Golden yellow JHP using the received sagasti is 15.1. Sustainability colors to friction is 3 points, for washing - 5/5 points.Example 2. To thicken printing inks prepared following thickening composition, g/kg:
Starch maize - 63
Urea - 30
Castor oil - 0,8
Sodium tetraborate - 0,5
The dicyandiamide - 4
Water - Up to 1 kg
As a result, the viscosity of received sagasti is of 177.8 Pas at shear stress of 100 PA it is reduced to 111,5 Pas at shear stress of 220 PA is reduced accordingly to 16.1 Pas. The intensity of the colors when printing kubovy Golden yellow JHP using the received sagasti is 15,0. Sustainability colors to friction is 3 points, for washing - 5/5 points.Example 3. To thicken printing inks prepared claerbout sodium - 1,0
The dicyandiamide - 6
Water - Up to 1 kg
As a result, the viscosity of received sagasti is 180,2 Pas at shear stress of 100 PA it is reduced to 113,1 Pas at shear stress of 220 PA is reduced accordingly to 16.9 Pass. The intensity of the colors when printing kubovy Golden yellow JHP using the received sagasti is 15.5. Sustainability colors to friction is 3 points, for washing - 5/5 points.These properties for compositions with different content components listed in the table.The application of the proposed composition for thickening printing inks provides the following benefits:
improved rheological properties, i.e. increased resistance patterns will serostim to external mechanical stress, the viscosity of the proposed augustausko composition with increasing shear stress of 100 to 200 PA is reduced 1.6-11 times, while the viscosity of the thickening composition of the prototype with a similar change in the shear stress decreases in 9-200 time;
improved printing technical properties zagostox, such as enhancement of the intensity of the colors 1.4 times, while maintaining the sustainability of their physico-mechanical stress at the same level;
opportunities which P CLASS="ptx2">Composition for thickening printing inks containing maize starch, urea, castor oil and water, characterized in that it further comprises dicyandiamide and sodium tetraborate in the following ratio of components, g/kg:
Starch maize 63 67
Urea 30 35
Sodium tetraborate 0,5 1,0
Dicyandiamide 4 6
Castor oil 0,8 1,2
Water Up to 1 KGO
FIELD: biotechnology, food processing industry.
SUBSTANCE: barley plants are mutated in SSII gene to reduce SSII activity. Such barley corn has starch structure with. Moreover said corn optionally has relatively high β-glucan content. Starch is characterized with decreased gelatinization viscosity, low crystallinity, and high levels of lipid-bonded starch of V-form crystallinity.
EFFECT: barley plants having reduced amylopectin content and relatively high amylose content.
33 cl, 39 dwg, 10 tbl, 2 ex
SUBSTANCE: barley plant including mutation in gene SBE11a, or transgene which codes activity inhibitor of SBE11a, has low level of activity of enzyme SBE11a. Starch produced from grain of such plant may have amylase content of at least 40% (weight/weight). Also, barley of such kind may have lowered levels of activity of SBE11b. Barley grain may have non-rugose phenotype despite damaged amylopectin synthesis path.
EFFECT: lower levels of activity of branching enzyme and increased amylase content of starch-containing products.
46 cl, 19 dwg, 7 tbl, 11 ex
FIELD: textile industry.
SUBSTANCE: invention relates to integrated methods for manufacturing nonwoven materials involving impregnation with liquid binder. Impregnating composition contains polymeric binder: starch, gelatin, polyacrylic acid, or polyacrylamide; filler: zeolite or activated carbon; plasticizer: vegetable or liquid paraffin; and water. Composition can be used in manufacture of filled filter materials.
EFFECT: increased sorption capacity of materials with regard to impurities in liquid media.
1 tbl, 8 ex
FIELD: process engineering.
SUBSTANCE: proposed composition comprises fibrous mass, water and, at least, one neutralised complex phosphate ester of the formula R1O[PO(OZ)]OZ, where R1 is alkyl chain containing 2-24 carbon atoms, Z is separate H or alkyl chain containing 1-24 carbon atoms. Proposed composition can comprise wax, starch, lignosulfonate, biocide. Proposed method consists in adding complex phosphate ester into fibrous mass prior to forming and, then, adding excess amine base to neutralise ester.
EFFECT: perfected process.
27 cl, 6 ex
SUBSTANCE: biodegradable thermoplastic composition contains cellulose diacetate containing 56.4% acetate groups, in amount of 25 pts. wt, biodegradable filler - starch in amount of 40-45 pts. wt, hydrolysed lignin in amount of 5-10 pts. wt and a plasticiser in amount of 25 pts. wt. The plasticiser is a mixture of dioxane alcohols and their high-boiling esters, obtained through distillation a light fraction with boiling point of 115-160°C from a floatation agent-oxal at pressure 5-10 mm Hg in amount of 25 pts. wt.
EFFECT: composition has good operational characteristics, articles made from said composition are biodegradable under the effect of natural factors.
1 tbl, 4 ex
SUBSTANCE: invention relates to a biodegradable thermoplastic composition used in making films and various hot-moulded articles in form of consumer packaging. The composition contains polyethylene, a copolymer of ethylene and vinylacetate, starch, nonionic surfactant and schungite.
EFFECT: composition has good rheological characteristics and is biodegradable under the effect of light, moisture and soil microflora.
2 tbl, 4 ex
SUBSTANCE: composition is an adhesive composition based on starch or polyvinyl acetate. The adhesive composition contains glue and an additive. The additive is a homopolymer of α,β-unsaturated acrylic acid or a copolymer of α,β-unsaturated acrylic acid with at least one alkylacrylate. The homopolymer or copolymer is cross-linked by a cross-linking agent which is a multifunctional vinylidene monomer. The vinylidene monomer is, for example, butadiene, isoprene, divinyl benzene or divinyl naphthalene. The cross-linking agent is polyalkenyl ether with several ether groups, particularly allyl pentaerythritol. The additive is a pseudoplastic material. The adhesive composition contains at least 0.001 wt % additive. The method of preparing the adhesive composition involves diluting the additive with starch and an optical brightening agent and then adding to the adhesive composition. The additive is mixed in form of a solid composition with a solid starch composition in form of a solid mixture prepared beforehand. The solid mixture contains thickened starch, alkali, powdered starch, borax and 0.001-5 parts additive. Alternatively, the additive is added to a liquid starch composition in form of a liquid composition. The adhesive composition is used particularly to make packed cardboard with several stacked layers of paper or cardboard.
EFFECT: adhesive composition has low viscosity when applied on corrugated cardboard, after which viscosity instantly increases, which prevents the glue from flowing off and ensures good adhesion.
16 cl, 1 dwg
SUBSTANCE: invention relates to composite products, particularly a composite panel containing hybrid resins based on natural acids, as well as a method of producing a composite product. The product contains the following in wt %: 1-50 modified hybrid resin based on natural fatty acids and 99-50 natural material selected from cellulose, wood, wood fibre, flax, hemp, starch and another natural fibre or combinations thereof. The product can optionally contain 20-80 thermoplastics, 30-70 binder or natural adhesive. The hybrid resin is obtained via condensation of a mixture of natural C12-C20 fatty acids modified with maleic acid or anhydride, and an alkyde resin based on fatty acids of tall oil, suberin fatty acids, cutin fatty acids, plant oil or mixtures thereof. Properties of the panel are achieved using modified hybrid resins in form of a stable aqueous emulsion as binding materials and compatibilisers.
EFFECT: invention enables to obtain composite panels with improved properties, specifically good biodegradability and low toxicity.
17 cl, 1 tbl, 27 ex
SUBSTANCE: product contains the following in wt %: 1-50 modified hybrid resin based on natural fatty acids and 99-50 natural material selected from cellulose, wood, wood fibre, flax, hemp, starch and another natural fibre or combinations thereof. The product can contain 20-80 wt % thermoplastic, 30-70 wt % binder or natural adhesive. The hybrid resin is obtained via water-emulsion polymerisation of an acrylate monomer - butylacrylate, methyl methacrylate or butylacrylate, on an alkyde resin based on fatty acids in the presence of a radical initiator at 30-100°C. Fatty acids are selected from tall oil, suberin fatty acids, cutin fatty acids, vegetable oils and mixtures thereof. The composite product is obtained by mixing acrylate hybrid and natural material or combination thereof. Further, the product is moulded and hardened under heat at 120-200°C until a composite product of the given type is obtained.
EFFECT: invention enables to obtain composite plates with improved properties, good biodegradability and low toxicity; such properties of the plates are achieved by using modified hybrid resins in form of a stable aqueous emulsion as binding materials and compatibilisers.
22 cl, 1 tbl, 1 dwg, 9 ex
FIELD: food industry.
SUBSTANCE: invention relates to a composition suitable as a substitute of chemically modified starch, to the composition production method, to a beverage and sauce containing the said composition and to the composition application as an additive to food products, fodder products, pharmaceutical or cosmetic products. According to the invention, the composition contains citrus fibres with moisture-binding ability from 7 to 25 g of water per 1 g of fibre and native starch chosen from the group consisting of corn starch, rice flour, sorghum starch, tapioca starch, flour of gold ripeness wheat, potato starch free of amylase and their mixture. The weight ratio of citrus fibres to native starch in the composition is 1:10 - 2:1 with food fibres content in the citrus fibres equal to 60 - 85 wt %.
EFFECT: citrus fibres and native starch in the composition allow to produce a product resistant to shear force, improve the texture and stability in the process of multiple freezing.
14 cl, 1 dwg, 4 ex
SUBSTANCE: invention relates to the fur industry and can be used in finishing ship-fur and fur half-finished products. The composition for colour finishing of fur coat contains products of dissolving collagen, dexpanthenol, an acid dye and water, wherein components of the composition are foamed by mixing in a double-blade mixer with a revolution speed.
EFFECT: composition improves aesthetic and colour properties, increases lustre of the fur coat, reduces susceptibility to felting, thereby preserving heat-insulating properties.
FIELD: pulp and paper industry.
SUBSTANCE: invention relates to production of a dye with a starch component, which can be used in pulp and paper industry. Method of producing a dye with a starch component includes production of the starch component from a group of native starch or modified starch and its further reaction with an organic dye using mechanical mixing with the weight ratio of 1:1 or 1:2 respectively or adding 15-20 wt% of the dye to 5-10 % of the starch component suspension after correcting pH with subsequent spray drying. Dye is selected from any class of organic dyes.
EFFECT: obtained starch-containing dye has improved adhesion properties and improved consumer properties due to providing simultaneous colouring in a wide range of colors and surface glueing of the paper.
1 cl, 4 ex
FIELD: textile and paper.
SUBSTANCE: invention relates to dyeing-and-finishing works in textile industry, namely, to pigment printing compositions for colouration of textile materials, and can be used for producing effective to use small-component compositions for weaving textile products. Pigment printing composition based on polyurethane components for finishing textile materials, which contains a pigment, a binder – preparations Aquapol 11 or Aquapol 15 representing hydrophilic polyurethaneureas, which do not contain free isocyanates, as well as a thickener – a mixture of modified alginate thickener Manutex RS and associative polyurethane thickener Laprol DZ in the ratio of 10:1 or other synthetic thickeners: Lutexal HEF (f. BASF), or Thickener N (f. CePolTex), or Rheovis PU (f. BASF), and additionally contains a plasticizer (Weichmacher HP or Tratskan GF), g/kg: Pigment – 10–50; Aquapol 11 (15) – 80–200; Softener – 20; Thickener (Manutex RS (4.5 %) 10:1; with Laprol DZ) up to kg. Pigment printing composition based on polyurethane components for finishing textile materials contains a pigment, a binder – PUD Aquapol 12, or Aquapol 21, or Aquapol 23 at the ratio of 1:1 with PVA, as well as a thickener based on synthetic thickeners: Lutexal HEF (f. BASF), or Thickener N (f. CePolTex), or Rheovis PU (f. BASF), and additionally contains a plasticizer (Weichmacher HP or Tratskan GF.), g/kg: Pigment – 30; Aquapol 12 (21, 23) – 90; PVA – 90; Thickener (Lutexal HEF) – 15; Softener – 20; Water up to 1,000.
EFFECT: higher resistance of dyes to dry and wet friction, improved softness of printed articles feel of cloth, reduced penetration of printing ink onto the reverse side of the material, no “clogging” of screens for silk-screen printing, reduced consumption of textile auxiliaries in the printing composition, saving costs and higher environmental safety of the pigment printing process.
2 cl, 5 tbl, 2 ex