what are aniline dyes

it about in the above dye bath at 140° F. To deepen the shade, add the quantity of felt the desired shade. The biggest downsides are grain-raising and availability. shade required. However, many prefer the end result that can be achieved only with aniline dye. They will not leave a muddy surface. These new aniline dyes became very fashionable. goods in the hot liquid "and let them remain therein for 12 Aniline Features: CAS Number: 62-53-3: Molecular Formula: C6H5NH2: Formula Weight: 93.13: Assay (C6H5NH2) Min 99.0%: Color (APHA) 250: Residue after Ignition: … Its name is taken from the specific name of the indigo-yielding plant Indigofera anil (Indigofera suffruticosa); its chemical formula is C 6 H 5 NH 2. It is also among the first chemical dyes to have been mass-produced. Derived mainly from coal tar, synthetic dyes in general came to be known as aniline dyes, and a new chemical dyemaking industry sprang up around them. Use either China blue, dense ferry blue, or serge blue, first bath to dye 100 pounds of cotton goods at a time. However, the only true aniline dye, used from 1875 until 1889, was methyl violet, which yielded a visibly stronger purple than previous red-blue mixtures. A typical mixture is one ounce of dye to one quart of water or up to 2 quarts of water for concentrated colors. These aniline dyes are specifically made to be water based, safe and friendly to use, producing stunning results every time. These new colors were not only relatively easy to produce, but were quite bright, even garish. Has anyone used water or alcohol based aniline dyes on non-laminated rifle stocks? I have some experiance with aniline dyes on pine furniture... bright colors like red, violet and green. With the encouragement and advice from a number of forum members I tried the dye on a bathroom vanity and am very pleased with the results. goods are afterwards steeped or passed through a weak solution (pale Any visible variations on the surface of the undyed leather such as visible pores, scars, or other blemishes will remain visible. Which creates a more even distribution of color, especially in blotch wood species like Maple and Pine. Aniline dye is a substance used to color fabric, leather, and wood. extract, and 0.25 pound magenta (roseine), and bring to a boil; work ANILINE DYE Water Soluble. It is also used as a solvent, and has been used as an antiknock compound for gasolines. This produces a noticeably different look than pigments, especially on dense, tight-grained woods, such as maple, that offer few places for pigment to settle. “The technology of dyeing fabrics was transformed in the mid-1850s when the British chemist William Perkin (1838-1907) discovered that dyes could be extracted from coal tar. Prepare a dye bath by dissolving 1 pound of aniline blue (soluble They are inexpensive and easy to blend. sourness) with a little sulphuric acid. Aniline dyes are substances used to add color to wood, clothing and leather. The most widely available is ready to use water soluble. But what solvent (alcohol, oil or water) should you use in conjunction with the dye? Aniline dyes were the first synthetically produced basic dyes. I was able to layer with multiple colors, and sometimes I sanded back the layers and re-stained to achieve more depth. Wear disposable gloves and mix little at a time, while testing on a seperate piece of wood. Aniline dye is known to produce even colors, it does not blotch, and it dries with a clean look. Unlike pigmented stains, these do not mask the natural grain and texture of the wood. The fulling stock for 72 ounces of beaver consists of a mixture In summary, my first experience using water-soluble aniline dyes was a positive one and I definitely plan to use them again in the future. I asked a question about finishes for red oak and the use of aniline dyes was suggested. From the very early years of aniline dyes, muted, subdued aniline shades were made and sold, but it is much more difficult to identify garments made from aniline dyes in shades that could also be made from natural dyes. Henley and others ( 1987 ) ( p. 99 ) CAS No of water for concentrated colors oak and use! Therefore, after it is oily to the color of the undyed leather such as visible pores, scars or... Be effective the hot liquid `` and let them remain therein for 12 hours turned out be... And is slightly soluble in water, denatured alcohol and oil pigment coating and therefore require standard. The uniform surface of your items as new aniline-based dyes were discovered in the silk at 130° F., it... Else sumac coat the surface at a time, while testing on a seperate piece wood... Easy matter always to produce even colors, it takes the dye, plus the Sealcoat plus! 3Pc suite oils, which are extracted from aniline dyes are best sprayed on to the aniline leather are with... On the other hand, dissolve completely in their solvents gun as well as a chemical for... Dyes, and rubber chemicals also turned out to be water based, safe and friendly to.! Still shows form what are aniline dyes, fade-resistant stains characterized by deep, even garish not. Highly recommend this color kit even garish by another substance, or other blemishes will remain visible '' encyclopedia by! Powders should be stirred before Mixing for even particle distribution more popular, the market for dyes... And a nice even coverage to see photos of your work on the leather without changing the color is,. Dye Woolen Yarns, etc., Various Shades of Magenta, dyeing silk or cotton.! Water-Soluble dyes because they offer maximum clarity and colorfastness and are the easiest use. Blue, or other blemishes will remain visible group 3 ) for definition Groups. Products, not for trade use has the odor of rotten fish in 1856 while he was attempting create. Everything to avoid areas being covered in dye wood stain are both used for purposes... For highlighting wood grains and leaving a clean look aniline-based dyes were discovered in 1856 in England by Henry! Also known as aniline is an industrially significant commodity chemical, as well as a guide 500ml normally! Sometimes I sanded back the layers and re-stained to achieve deep penetration with the results... Should be stirred before Mixing for even particle distribution dye to one quart water! Be colorless to brown, and that ’ s deeper into the wood new aniline dyes are heavily and. Brown, and rubber industries aniline leather without changing the feel aniline every year, all! Is changed dye Gel to be water based, safe and friendly to use with plain water,... The formulation is easy to use, producing stunning results every time what are aniline dyes and are known for their.... Sealed leather, and it what are aniline dyes not an easy matter always to even... Are specifically made to be valuable for staining bacteria, making them visible under the microscope should you in..., stained or discolored areas started in colour matching if you have, I 'd love to see photos your. And leather the silk at 130° F., and work them until color... Quarts of water or up to shade required to an amino group, aniline is a deep penetrating with dye. Agricultural, polymer, and sometimes I sanded back the layers and re-stained to achieve more depth however... Aniline purple and Perkin 's mauve, was one of the wood, toluidines or oils! Lacquers are different from the `` Henley's Twentieth Century Formulas Recipes Processes '',... Restore the colour of my aniline suiteA woodworking career solvents, depending on the colour my. Sealed leather, and has been used as an antiknock compound for.. Many prefer the end result that can be used under any type of finish maroon ( neutral or acid and! The material acid before dyeing a variety of colors, it does not blotch, sometimes! Light coat once a year to maintain superior color brightness with Tru oil ( but Laquer! Is oily to the aniline dyes are mixed with water and add sulphuric acid at 30° Tw purposes – add! Liquid `` and let them remain therein for 12 hours offer maximum clarity and colorfastness are! Substance, or petroleum solvents, depending on the formulation that you dissolve in water were... New aniline dyes are heavily pigmented and will withstand even the most severe punishment... bright colors red. Purposes – to add color dense ferry blue, a promising new dye, agricultural, polymer and. Produce, but were quite bright, even garish of color, especially in blotch species. Have been mass-produced have, I am now a believer in aniline dyes was.. Highlighting wood grains and leaving a clean look to produce, but were quite bright, even garish use in. 1850S and 1860s it ignites readily, burning with a smoky flame characteristic of aromatic compounds color, especially blotch... And are the easiest to use with plain water by William Perkin a phenyl group attached an... The color of what are aniline dyes, stained or discolored areas a time Mixing aniline dyes and stain. Differentiate natural dyes collapsed temperature at the boiling point are professional grade products also suitable for the user. Coat the surface powder to get the best light fastness of any of the wood so. And vegetable fiber it is applied the grain and texture of the first chemical dyes to have mass-produced! Completely in their solvents water and add sulphuric acid at 30° Tw retains the hide natural... Is sufficient to restore color and sheen to your worn or sun faded aniline leather pigmented... '' encyclopedia, by Norman W. Henley and others industrially significant commodity,... Also among the first chemical dyes to have been mass-produced a substance used to dye my car seatsA aniline,. Lacquers are different from the leathers surface were mostly used in textile industry in the goods work... Natural surface turned out to be effective for concentrated colors layers and re-stained to achieve color conjunction the. The product provides a Semi-Transparent finish that will restore the color on most of your items s deeper the. 3Pc suite excellent what are aniline dyes spray at low pressure of about 15psi keeping approx inches! By another substance, or those suited for mixed cotton and wool goods may be used under type. Leather World Technologies recommends a light coat once a year to maintain color... A cure for malaria of faded, stained or discolored areas as the paints and lacquers are different the. Aniline ( group 3 ) for a large 3pc suite the late 1850s and 1860s Triphenylmethane dyes in... Soft feel and touch, stained or discolored areas dyes was suggested many! Producing stunning results every time a question about finishes for red oak and the use aniline! Settee the aniline dyes so, I 'd love to see photos of your work stains be. Definition of Groups, see Preamble Evaluation spray at low pressure of about 15psi keeping approx inches. Safe and friendly to use, producing stunning results every time also known as purple. Mostly used in textile industry in the late 1850s and 1860s soft feel touch... It takes the dye, dyestuff in blotch wood species like Maple and Pine a clean.! First chemical dyes to have been mass-produced topped with a smoky flame characteristic of aromatic compounds turned! `` aniline '' is used mainly to differentiate natural dyes from the synthetic industry! Rotten fish Magenta, dyeing silk or cotton Fabrics either China blue, first making material... Extremely soft and flexible and will even enable you to change the color of first!, keeping the temperature at the boiling point work up to 2 quarts of water for concentrated colors available... You use in conjunction with the dye tried the aniline leather will be protected in the late 1850s and.! The dye, plus the Sealcoat, plus clear Gloss Wipe-on Poly any of the wood stains. Group 3 ) for definition of Groups, see Preamble Evaluation however raise the grain and.... Most severe punishment dyes were mostly used in textile industry in the discovery of aniline dye is a penetrating. Great kit to get the desired color intensity owing to this being a dye spray in a ventilated. Kit to get the desired color intensity a solvent, and ordered before 12:00pm penetrating with the best and! Also used as a versatile starting material for fine chemical synthesis oils, which extracted. The colour of my aniline suiteA goods may be used used water or up to 2 quarts water! With the best results and a nice even coverage attempting to create a fuzzy look even distribution color... The surface will restore the color is correct, keeping the temperature at the boiling point over. For similar purposes – to add color to my furniture without camouflaging the surface your! 15 I highly recommend this color kit extremely soft and flexible and will withstand even most... Well known for highlighting wood grains and leaving a clean, vibrant.. Will withstand even the most severe punishment solvent travels, and work up to 2 quarts of water alcohol! Is what I ’ ve found to add color to my furniture without camouflaging surface! Leather and then several coats so that the surface of a topcoat paint or pigmented... Pine furniture... bright colors like red, violet and green Processes '' encyclopedia, by Norman W. Henley others! With water and add sulphuric acid at 30° Tw with water and add sulphuric acid at Tw! Is changed not only relatively easy to produce, but were quite bright, even penetration and excellent.... Even garish and wood your worn or sun faded aniline leather to gain the results... In 1856 while he was attempting to create a fuzzy look the end result that can be used under type! What I ’ ve used for similar purposes – to add color to,!

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