CN100368626C - Improved canvas with butyl acetate-polyvinyl copolymer emusion compound white coating and its production process - Google Patents
Improved canvas with butyl acetate-polyvinyl copolymer emusion compound white coating and its production process Download PDFInfo
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- CN100368626C CN100368626C CNB2006100858982A CN200610085898A CN100368626C CN 100368626 C CN100368626 C CN 100368626C CN B2006100858982 A CNB2006100858982 A CN B2006100858982A CN 200610085898 A CN200610085898 A CN 200610085898A CN 100368626 C CN100368626 C CN 100368626C
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Abstract
The present invention relates to a compounding white coating improved painting cloth of a butyl acetate-polyvinyl alcohol copolymer latex, and production technology thereof, which is particularly used for the drawing of a drawing artist. The present invention is suitable for paintings, acrylic paintings and watercolour paintings, and can also be used for decoration and upholstery. The present invention belongs to the technical field of drawing articles. A butyl acetate-polyvinyl alcohol copolymer latex, a styrene-acrylate copolymer latex or a pure styrene-acrylate copolymer latex, hydroxypropyl cellulose and water are mainly adopted as main raw materials to prepared into coating materials of a bottom coating, a middle coating and a cover surface coating, and then, a bottom coating is coated on a base cloth to be dried. One to three middle coatings are coated to be dried; finally, one to two cover surface coatings are coated to be dried to form a finished product. High molecular polymers with different performance are adopted by the present invention to be compounded into the coating materials, and sandwiched structure coating technology is adopted. The strength of films of the coatings is good, no color migration exists, the films of the coatings are tight, and oil can not be leaked when the compounding white coating improved painting cloth is used for drawing. The light resistant performance of the coatings is good.
Description
Technical field
The present invention relates to a kind of butyl acetate-polyvinyl copolymer emusion compound white coating improvement canvas and production technology thereof, specifically be used for graphics art man drawing, be applicable to oil painting, acrylic painting, gouache, also can be used for decorating, decorateing, belong to the painting supply technical field.
Background technology
Before the present invention made, in prior art, artist's drawing normally adopted traditional white coating canvas.It mainly is a direct coating white coating material on the substrate cloth.The white coating material adopts polymer emulsion such as polyvinyl alcohol, ethene acetate homopolymers emulsion, the one pack system of latex of copolymer in cinnamic acrylic ester and pure acrylic acid ester copolymer emulsion, bi-component emulsion add a greater number filler as the coating matrix and are mixed and made into.Then coating material is coated on and makes art canvas on the primary backing.The defective of the artistic painting canvas of this white coating is that the compactness of coated film is undesirable, usually takes place easily during drawing that the back of the body oozes, oil suction; Because contain more solid powder filler, be full of cracks, the jackknifing of coating takes place easily and peel off; The easy yellowing of white coating.The serviceability of these defective effect products and shelf life.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point, thus provide a kind of high molecular polymer of different performance be re-dubbed the end, in, the overlay coating coating material; Coating performance is stable, appearance colour is abundant, and the color and luster degree is good; Coated film intensity is good, no color transfer; Coated film is tight, and is oil-tight during drawing; It can produce hardly coating be full of cracks, jackknifing, peel off; Also be difficult for to take place to change cause slack and undisciplined because of the temperature difference and humidity; The light resistance of coating not at all easy generation coating flavescence and influence the butyl acetate-polyvinyl copolymer emusion compound white coating improvement canvas and the production technology thereof of product shelf state.
Main solution of the present invention is achieved in that
Butyl acetate-polyvinyl copolymer emusion compound white coating improvement canvas primary coat coating material of the present invention, inter coat coating material, overlay coating coating material, its set of dispense is than by weight percentage:
Priming coat coating material of the present invention: latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion are: 5-20%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15-30%, titanium dioxide is: 4-10%, lithopone is: 8-15%, calcium carbonate is: 15-30%, talcum powder is: 10-20%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, Sodium Benzoate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, glycerine is: 0.01-0.5%, emulsifying wax is: 0.01-1%, water is: 15-30%;
Inter coat coating material of the present invention: latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion are: 5-10%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 20-40%, titanium dioxide is: 5-15%, lithopone is: 5-10%, calcium carbonate is: 10-25%, talcum powder is: 5-10%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, water is: 15-30%;
Overlay coating coating material of the present invention: vinyl acetate-ethylene copolymer emulsion is: 10-20%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15-30%, the pure acrylic acid ester copolymer emulsion is: 5-10%, titanium dioxide is: 5-15%, lithopone is: 5-10%, calcium carbonate is: 10-20%, talcum powder is: 10-20%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, Sodium Benzoate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, glycerine is: 0.01-0.5%, emulsifying wax is: 0.01-1%, water is: 15-30%;
The present invention adopts painting bottom coating on primary backing, drying; Be coated with one to three layer of inter coat, drying more again; Be coated with one to two layer of overlay coating at last again, dry and be finished product.
The production craft step of butyl acetate-polyvinyl copolymer emusion compound white coating improvement canvas of the present invention is as follows:
1, the end, in, overlay coating coating material preparation:
(1), priming coat coating material: get; Latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion are: 5-20%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15-30%, titanium dioxide is: 4-10%, lithopone is: 8-15%, calcium carbonate is: 15-30%, talcum powder is: 10-20%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, Sodium Benzoate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, glycerine is: 0.01-0.5%, emulsifying wax is: 0.01-1%, water is: 15-30%; Heat 75～85 ℃ after getting hydroxypropyl cellulose half abundant swelling, add emulsifying wax and mix with total water; Add latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion, butyl acetate-polyvinyl alcohol copolymer emulsion; Titanium dioxide, lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by;
(2), the inter coat coating material: latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion are: 5-10%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 20-40%, titanium dioxide is: 5-15%, lithopone is: 5-10%, calcium carbonate is: 10-25%, talcum powder is: 5-10%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, water is: 15-30%; Get that hydroxypropyl cellulose adds latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion after with half abundant swelling of total water, butyl acetate-polyvinyl alcohol copolymer emulsion mixes; Titanium dioxide, lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, add ethanol when stirring on the limit, and mix at normal temperatures, and be stand-by;
(3), the overlay coating coating material: vinyl acetate-ethylene copolymer emulsion is: 10-20%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15-30%, the pure acrylic acid ester copolymer emulsion is: 5-10%, titanium dioxide is: 5-15%, lithopone is: 5-10%, calcium carbonate is: 10-20%, talcum powder is: 10-20%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, Sodium Benzoate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, glycerine is: 0.01-0.5%, emulsifying wax is: 0.01-1%, water is: 15-30%; Heat 75～85 ℃ after getting hydroxypropyl cellulose half abundant swelling, add emulsifying wax and mix with total water; Adding butyl acetate-polyvinyl alcohol copolymer emulsion, pure acrylic acid ester copolymer emulsion, vinyl acetate-ethylene copolymer emulsion mix; Titanium dioxide, lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by;
2, production technology:
(1), painting bottom coating on primary backing; Coating machine advances cloth speed: 3～15 meters/minute; Coating layer thickness is: 0.01～0.5mm;
(2), enter the dry or circulation heated-air drying processing of drying room behind the priming coat; Bake out temperature is: 65～200 ℃:
(3), be coated with inter coat, one to three layer of inter coat coating after the oven dry; Coating machine advances cloth speed: 3～15 meters/minute; Each layer coating layer thickness is: 0.01～0.5mm;
(4), enter the dry or circulation heated-air drying processing of drying room behind the coating inter coat; Bake out temperature is: 65～200 ℃:
(5) be coated with overlay coating behind the inter coat, one to two layer of overlay coating coating; Coating machine advances cloth speed: 3～15 meters/minute; Each layer coating layer thickness is: 0.01～0.5mm;
(6), coating enters the dry or circulation heated-air drying of drying room behind the overlay coating again and handles the back and be finished product.Bake out temperature is: 65～200 ℃.
Primary backing of the present invention can adopt pure natural animal and plant fiber material (as wool, cotton, flax etc.) to be formed by weaving, and also can adopt composite fibre materials (as terylene) to be formed by weaving, and also can adopt blend fibre to be formed by weaving;
The color of primary backing of the present invention can be true qualities or the bleaching, also can dye.Because color coat art canvas may contact human body, should consider the requirement such as environmental protection, safety and sanitation, health of product, so the content that should control the poisonous and harmful substance of all raw and auxiliary materials such as heavy metal, formaldehyde, volatile toxic substance etc. is in allowed band.
Painting bottom coating of the present invention, coating inter coat, coating overlay coating all can adopt spraying or methods such as blade coating or roller coating to carry out coating.
The equipment of blade coating can adopt single scraper gradation coating or multiple tracks coating or the continuous coated equipment of multiple tracks scraper among the present invention.
Mixing of materials was evenly made the stable coating material, the mixer rotating speed during the use homogenizer will be filled a prescription when the present invention prepares burden: 800～1200 rev/mins, mixing time is: 0.5～1.5 hour.
Compared with the prior art the present invention has the following advantages:
The present invention adopt the high molecular polymer of different performance be re-dubbed the end, in, the overlay coating coating material, and in conjunction with " sandwich " structure coating technology, be coated with into stable performance, the color and luster degree is good; Coated film intensity is good, no color transfer, coated film closely, oil-tight during drawing; It can produce hardly coating be full of cracks, jackknifing, peel off; Also be difficult for to take place to change cause slack and undisciplined because of the temperature difference and humidity, the light resistance of coating is good, is not easy to produce the coating flavescence and influences product shelf state; Its purposes is wide, is not only applicable to the drawing of oil painting, acrylic painting, watercolor, gouache, also can be used for decorating, decorateing.
The specific embodiment
Following the present invention will be further described in conjunction with the embodiments:
Embodiment one
The production craft step of embodiment of the invention butyl acetate-polyvinyl copolymer emusion compound white coating improvement canvas is as follows:
1, the end, in, overlay coating coating material preparation:
(1), the primary coat layered material: getting latex of copolymer in cinnamic acrylic ester is: 18%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 20%, titanium dioxide is: 8%, lithopone is: 12%, calcium carbonate is: 18%, talcum powder is: 7%, ethanol is: 0.3%, calgon is: 0.02%, Sodium Polyacrylate is: 0.01%, Sodium Benzoate is: 0.05%, hydroxypropyl cellulose is: 0.15%, glycerine is: 0.1%, emulsifying wax is: 0.15%, water is: 16.22%; Get hydroxypropyl cellulose with 75 ℃ of heating after half abundant swelling of total water, add emulsifying wax and mix; Add latex of copolymer in cinnamic acrylic ester, butyl acetate-polyvinyl alcohol copolymer emulsion; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by.
(2), inter coat coating material: latex of copolymer in cinnamic acrylic ester is: 5%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 35%, titanium dioxide is: 6%, lithopone is: 8%, calcium carbonate is: 20%, talcum powder is: 5%, ethanol is: 0.3%, calgon is: 0.02%, Sodium Polyacrylate is: 0.01%, hydroxypropyl cellulose is: 0.2%, water is: 20.47%; Get add latex of copolymer in cinnamic acrylic ester after hydroxypropyl cellulose half abundant swelling with total water, butyl acetate-polyvinyl alcohol copolymer emulsion mixes; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, add ethanol when stirring on the limit, and mix at normal temperatures, and be stand-by.
(3), the overlay coating coating material: vinyl acetate-ethylene copolymer emulsion is: 14%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 20%, the pure acrylic acid ester copolymer emulsion is: 10%, titanium dioxide is: 10%, lithopone is: 10%, calcium carbonate is: 10%, talcum powder is: 12%, ethanol is: 0.15%, calgon is: 0.01%, Sodium Polyacrylate is: 0.02%, Sodium Benzoate is: 0.1%, hydroxypropyl cellulose is: 0.2%, glycerine is: 0.1%, emulsifying wax is: 0.2%, water is: 13.22%; Get hydroxypropyl cellulose with 75 ℃ of heating after half abundant swelling of total water, add emulsifying wax and mix; Adding butyl acetate-polyvinyl alcohol copolymer emulsion, pure acrylic acid ester copolymer emulsion, vinyl acetate-ethylene copolymer emulsion mix; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by.
Use homogenizer that material is placed on stirrer for mixing during above-mentioned batching and evenly make the stable coating material, the mixer rotating speed: 800 rev/mins, mixing time is: 1.5 hours.
2, production technology:
Primary backing adopts pure natural animal and plant fiber material wool textile to become, and the color of primary backing can be true qualities.Painting bottom coating on primary backing at first; Enter the drying room drying behind the painting bottom coating; Be coated with inter coat after the oven dry, two layers of inter coat coatings; Enter the drying room drying behind the coating inter coat; Be coated with two layers of overlay coating after the inter coat drying; Entering drying room behind the coating overlay coating drier is finished product.Bake out temperature is: 130 ℃.Coating machine advances cloth speed: 3 meters/minute; Total coating layer thickness is: 0.3～1mm; Each layer coating layer thickness is: 0.01～0.5mm.
Painting bottom coating, coating inter coat, coating overlay coating adopt the method for blade coating to carry out in the embodiment of the invention.Scrape automatic doubler surface glouer and can adopt single scraper gradation coating.
Embodiment two
The production craft step of embodiment of the invention butyl acetate-polyvinyl copolymer emusion compound white coating improvement canvas is as follows:
1, the end, in, overlay coating coating material preparation:
(1), the primary coat layered material: getting latex of copolymer in cinnamic acrylic ester is: 14%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 25%, titanium dioxide is: 10%, lithopone is: 10%, calcium carbonate is: 15%, talcum powder is: 10%, ethanol is: 0.2%, calgon is: 0.01%, Sodium Polyacrylate is: 0.02%, Sodium Benzoate is: 0.1%, hydroxypropyl cellulose is: 0.1%, glycerine is: 0.2%, emulsifying wax is: 0.1%, water is: 15.17%; Get hydroxypropyl cellulose with 80 ℃ of heating after half abundant swelling of total water, add emulsifying wax and mix; Add latex of copolymer in cinnamic acrylic ester, butyl acetate-polyvinyl alcohol copolymer emulsion; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by.
(2), inter coat coating material: latex of copolymer in cinnamic acrylic ester is: 7%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 30%, titanium dioxide is: 5%, lithopone is: 10%, calcium carbonate is: 15%, talcum powder is: 10%, ethanol is: 0.2%, calgon is: 0.01%, Sodium Polyacrylate is: 0.02%, hydroxypropyl cellulose is: 0.1%, water is: 22.67%; Get add latex of copolymer in cinnamic acrylic ester after hydroxypropyl cellulose half abundant swelling with total water, butyl acetate-polyvinyl alcohol copolymer emulsion mixes; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, add ethanol when stirring on the limit, and mix at normal temperatures, and be stand-by.
(3), the overlay coating coating material: vinyl acetate-ethylene copolymer emulsion is: 18%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15%, the pure acrylic acid ester copolymer emulsion is: 5%, titanium dioxide is: 5%, lithopone is: 5%, calcium carbonate is: 20%, talcum powder is: 15%, ethanol is: 0.2%, calgon is: 0.02%, Sodium Polyacrylate is: 0.01%, Sodium Benzoate is: 0.2%, hydroxypropyl cellulose is: 0.1%, glycerine is: 0.05%, emulsifying wax is: 0.1%, water is: 16.31%; Get hydroxypropyl cellulose with 80 ℃ of heating after half abundant swelling of total water, add emulsifying wax and mix; Adding butyl acetate-polyvinyl alcohol copolymer emulsion, pure acrylic acid ester copolymer emulsion, vinyl acetate-ethylene copolymer emulsion mix; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by.
Use homogenizer that material is placed on stirrer for mixing during above-mentioned batching and evenly make the stable coating material, the mixer rotating speed: 1000 rev/mins, mixing time is: 1 hour.
2, production technology:
Primary backing adopts composite fibre materials (as terylene) to be woven into cloth, and the color of primary backing can be the bleaching look.Painting bottom coating on primary backing at first; The heated-air drying that circulates behind the painting bottom coating is handled; Be coated with inter coat after the oven dry, two layers of inter coat coatings; The heated-air drying that circulates behind the coating inter coat is handled; Be coated with overlay coating after the inter coat drying; Be finished product after the heated-air drying that circulates again behind the coating overlay coating.Bake out temperature is: 185 ℃.Coating machine advances cloth speed: 15 meters/minute; Total coating layer thickness is: 0.3～1mm; Each layer coating layer thickness is: 0.01～0.5mm.
Painting bottom coating, coating inter coat, coating overlay coating adopt the method for blade coating to carry out in the embodiment of the invention.Scrape automatic doubler surface glouer and can adopt single scraper gradation coating.
Embodiment three
The production craft step of embodiment of the invention butyl acetate-polyvinyl copolymer emusion compound white coating improvement canvas is as follows:
1, the end, in, overlay coating coating material preparation:
(1), the primary coat layered material: getting latex of copolymer in cinnamic acrylic ester is: 16%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 24%, titanium dioxide is: 10%, lithopone is: 8%, calcium carbonate is: 18%, talcum powder is: 5%, ethanol is: 0.25%, calgon is: 0.03%, Sodium Polyacrylate is: 0.01%, Sodium Benzoate is: 0.15%, hydroxypropyl cellulose is: 0.2%, glycerine is: 0.15%, emulsifying wax is: 0.2%, water is: 18.01%; Heat 85 ℃ after getting hydroxypropyl cellulose half fair branch swelling, add emulsifying wax and mix with total water; Add latex of copolymer in cinnamic acrylic ester, butyl acetate polyvinyl alcohol copolymer emulsion; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by.
(2), inter coat coating material: latex of copolymer in cinnamic acrylic ester is: 10%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 28%, titanium dioxide is: 12%, lithopone is: 8%, calcium carbonate is: 15%, talcum powder is: 4%, ethanol is: 0.25%, calgon is: 0.03%, Sodium Polyacrylate is: 0.01%, hydroxypropyl cellulose is: 0.15%, water is: 22.56%; Get add latex of copolymer in cinnamic acrylic ester after hydroxypropyl cellulose half abundant swelling with total water, butyl acetate-polyvinyl alcohol copolymer emulsion mixes; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, add ethanol when stirring on the limit, and mix at normal temperatures, and be stand-by.
(3), the overlay coating coating material: vinyl acetate-ethylene copolymer emulsion is: 10%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 25%, the pure acrylic acid ester copolymer emulsion is: 8%, titanium dioxide is: 13%, lithopone is: 8%, calcium carbonate is: 12%, talcum powder is: 10%, ethanol is: 0.1%, calgon is: 0.01%, Sodium Polyacrylate is: 0.03%, Sodium Benzoate is: 0.15%, hydroxypropyl cellulose is: 0.15%, glycerine is: 0.15%, emulsifying wax is: 0.15%, water is: 13.26%; Get hydroxypropyl cellulose with 85 ℃ of heating after half abundant swelling of total water, add emulsifying wax and mix; Adding butyl acetate-polyvinyl alcohol copolymer emulsion, pure acrylic acid ester copolymer emulsion, vinyl acetate-ethylene copolymer emulsion mix; Titanium dioxide (titanium dioxide), lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by.
Use homogenizer that material is placed on stirrer for mixing during above-mentioned batching and evenly make the stable coating material, the mixer rotating speed: 1200 rev/mins, mixing time is: 0.5 hour.
2, production technology:
The cloth that primary backing adopts blend fibre to be woven into, the color of primary backing can dye.Painting bottom coating on primary backing at first; Enter the drying room drying behind the painting bottom coating; Be coated with inter coat after the oven dry, two layers of inter coat coatings; Enter the drying room drying behind the coating inter coat; Be coated with overlay coating after the inter coat drying; Entering drying room behind the coating overlay coating drier is finished product.Bake out temperature is: 150 ℃.Coating machine advances cloth speed: 6 meters/minute; Total coating layer thickness is: 0.3～1mm; Each layer coating layer thickness is: 0.01～0.5mm.
Painting bottom coating, coating inter coat, coating overlay coating adopt the method for blade coating to carry out in the embodiment of the invention.Scrape automatic doubler surface glouer and can adopt single scraper gradation coating.
The raw material that the present invention uses are purchased by market, employing be conventional equipment.
Claims (4)
1. a butyl acetate-polyvinyl copolymer emusion compound white coating is improved canvas, it is characterized in that its set of dispense is than by weight percentage:
(1), the priming coat coating material: latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion are: 5-20%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15-30%, titanium dioxide is: 4-10%, lithopone is: 8-15%, calcium carbonate is: 15-30%, talcum powder is: 10-20%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, Sodium Benzoate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, glycerine is: 0.01-0.5%, emulsifying wax is: 0.01-1%, water is: 15-30%;
(2), the inter coat coating material: latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion are: 5-10%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 20-40%, titanium dioxide is: 5-15%, lithopone is: 5-10%, calcium carbonate is: 10-25%, talcum powder is: 5-10%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, water is: 15-30%;
(3), the overlay coating coating material: vinyl acetate-ethylene copolymer emulsion is: 10-20%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15-30%, the pure acrylic acid ester copolymer emulsion is: 5-10%, titanium dioxide is: 5-15%, lithopone is: 5-10%, calcium carbonate is: 10-20%, talcum powder is: 10-20%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, Sodium Benzoate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, glycerine is: 0.01-0.5%, emulsifying wax is: 0.01-1%, water is: 15-30%;
Employing is painting bottom coating on primary backing, drying; Be coated with one to three layer of inter coat, drying more again; Be coated with one to two layer of overlay coating at last again, dry and be finished product.
2. according to the described butyl acetate-polyvinyl copolymer emusion compound white coating improvement of claim 1 canvas, it is characterized in that described primary backing adopts pure natural animal and plant fiber material or composite fibre materials or adopts blend fibre to be formed by weaving.
3. butyl acetate-polyvinyl copolymer emusion compound white coating improvement canvas according to claim 1, the color that it is characterized in that described primary backing is true qualities.
4. press the production technology that the described butyl acetate-polyvinyl copolymer emusion compound white coating of claim 1 is improved canvas for one kind, it is characterized in that adopting following technology:
(1), the end, in, overlay coating coating material preparation:
(a), priming coat coating material: get latex of copolymer in cinnamic acrylic ester or the pure acrylic acid ester copolymer emulsion is: 5-20%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15-30%, titanium dioxide is: 4-10%, lithopone is: 8-15%, calcium carbonate is: 15-30%, talcum powder is: 10-20%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, Sodium Benzoate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, glycerine is: 0.01-0.5%, emulsifying wax is: 0.01-1%, water is: 15-30%; Heat 75～85 ℃ after getting hydroxypropyl cellulose half abundant swelling, add emulsifying wax and mix with total water; Add latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion, butyl acetate-polyvinyl alcohol copolymer emulsion; Titanium dioxide, lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by;
(b), the inter coat coating material: latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion are: 5-10%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 20-40%, titanium dioxide is: 5-15%, lithopone is: 5-10%, calcium carbonate is: 10-25%, talcum powder is: 5-10%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, water is: 15-30%; Get that hydroxypropyl cellulose adds latex of copolymer in cinnamic acrylic ester or pure acrylic acid ester copolymer emulsion after with half abundant swelling of total water, butyl acetate-polyvinyl alcohol copolymer emulsion mixes; Titanium dioxide, lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, add ethanol when stirring on the limit, and mix at normal temperatures, and be stand-by;
(c), the overlay coating coating material: vinyl acetate-ethylene copolymer emulsion is: 10-20%, butyl acetate-polyvinyl alcohol copolymer emulsion is: 15-30%, the pure acrylic acid ester copolymer emulsion is: 5-10%, titanium dioxide is: 5-15%, lithopone is: 5-10%, calcium carbonate is: 10-20%, talcum powder is: 10-20%, ethanol is: 0.01-0.5%, calgon is: 0.01-0.5%, Sodium Polyacrylate is: 0.01-0.5%, Sodium Benzoate is: 0.01-0.5%, hydroxypropyl cellulose is: 0.05-2%, glycerine is: 0.01-0.5%, emulsifying wax is: 0.01-1%, water is: 15-30%; Heat 75～85 ℃ after getting hydroxypropyl cellulose half abundant swelling, add emulsifying wax and mix with total water; Adding butyl acetate-polyvinyl alcohol copolymer emulsion, pure acrylic acid ester copolymer emulsion, vinyl acetate-ethylene copolymer emulsion mix; Titanium dioxide, lithopone, calcium carbonate, talcum powder add in the said mixture with the complete moistening back of second half water, and then add calgon, Sodium Polyacrylate, Sodium Benzoate, glycerine, add ethanol when stirring, and mix at normal temperatures on the limit, stand-by;
(2), production technology:
(a), painting bottom coating on primary backing; Coating machine advances cloth speed: 3～15 meters/minute; Coating layer thickness is: 0.01～0.5mm;
(b), enter drying room or the processing of circulation heated-air drying behind the priming coat; Bake out temperature is: 65～200 ℃;
(c), be coated with inter coat, one to three layer of inter coat coating after the oven dry; Coating machine advances cloth speed: 3～15 meters/minute; Each layer coating layer thickness is: 0.01～0.5mm;
(d), enter drying room or the processing of circulation heated-air drying behind the coating inter coat; Bake out temperature is: 65～200 ℃;
(e) be coated with overlay coating behind the inter coat, one to two layer of overlay coating coating; Coating machine advances cloth speed: 3～15 meters/minute; Each layer coating layer thickness is: 0.01～0.5mm;
(f), coating enters drying room or circulation heated-air drying behind the overlay coating again and handles the back and be finished product, bake out temperature is: 65～200 ℃.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100858982A CN100368626C (en) | 2006-05-28 | 2006-05-28 | Improved canvas with butyl acetate-polyvinyl copolymer emusion compound white coating and its production process |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100858982A CN100368626C (en) | 2006-05-28 | 2006-05-28 | Improved canvas with butyl acetate-polyvinyl copolymer emusion compound white coating and its production process |
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| Publication Number | Publication Date |
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| CN1869329A CN1869329A (en) | 2006-11-29 |
| CN100368626C true CN100368626C (en) | 2008-02-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101215784B (en) * | 2008-01-18 | 2010-06-02 | 宁波康大美术用品有限公司 | Nano composite painting canvas dope |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1405332A (en) * | 1973-02-06 | 1975-09-10 | Nihon Hard Coat Computer Svc | Coated canvas |
| JPH03286A (en) * | 1989-05-26 | 1991-01-07 | Purihaade Kk | Method for performing printing to canvas made of cloth |
| US5328535A (en) * | 1991-05-22 | 1994-07-12 | Commercial Decal, Inc. | Wet printed decal on porous surfaces such as canvas |
| CN2270163Y (en) * | 1995-09-13 | 1997-12-10 | 何清池 | Lamp ornament with unlimited extending reflecting effect |
-
2006
- 2006-05-28 CN CNB2006100858982A patent/CN100368626C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1405332A (en) * | 1973-02-06 | 1975-09-10 | Nihon Hard Coat Computer Svc | Coated canvas |
| JPH03286A (en) * | 1989-05-26 | 1991-01-07 | Purihaade Kk | Method for performing printing to canvas made of cloth |
| US5328535A (en) * | 1991-05-22 | 1994-07-12 | Commercial Decal, Inc. | Wet printed decal on porous surfaces such as canvas |
| CN2270163Y (en) * | 1995-09-13 | 1997-12-10 | 何清池 | Lamp ornament with unlimited extending reflecting effect |
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| CN1869329A (en) | 2006-11-29 |
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Assignee: Wuxi Lovetag Art Materials Co., Ltd. Assignor: Song Lei|Song Qi|Song Jian Contract fulfillment period: 2008.7.25 to 2015.8.2 contract change Contract record no.: 2008320000580 Denomination of invention: Improved canvas with butyl acetate-polyvinyl copolymer emusion compound white coating and its production process Granted publication date: 20080213 License type: Exclusive license Record date: 2008.10.7 |
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