Formulation and evaluation of resistive inks for applications in printed electronics sughosh satish bhore, m. Formulation and processing of conductive inks for inkjet printing of electrical components by junfeng mei b. Prior to usage drums should be stored for at least 24 hours at room temperature circa 20oc and then thoroughly agitated until the ink is of a uniform consistency prior to use. From left to right, we have a blue ink tw200, a black ink tw400, and a black ink tw200. Generic wine glass markers erasable metallic ink pen to. Formulation and evaluation of resistive inks for applications. An alternative to the np approach is to employ a chemical ink formulation, where the silver source is a molecular precursor or cation. Feb 09, 2016 an alternative to the np approach is to employ a chemical ink formulation, where the silver source is a molecular precursor or cation.
White board erasable marker ink project report manufacturing process cost investment required. Frixion says, the ink will reappear at temperatures under 10c here. Structures written with erasable ink can be integrated into structures made of nonerasable ink. You can also read about it on ehow or howstuffworks. Ink, erasable, viscosity, refill, whiteboard, toxic,raw materials, marker, waterbase. To bind the ink to the paper so it does not rub off.
A rather different type of ink has been disclosed for use in erasable ball pens. Too often, this aspect of quality control is overlooked, andor ink formulation processes are complex and timeconsuming, requiring special colorist talent and a lot of luck. We have developed water and air erasable ink as well as eraser solution which has wide application in garmentapparel industryarts. The original erasermate pen was a refillable ballpoint pen fitted with a replaceable eraser. The erasable ink is an entirely different formulation from inks found in other ball point pens. It is used for writing on a white board and can be erased by a dry wipe. Western michigan university, 20 in the 21st century, it has been shown that printing methodologies can be used to print electrically functional devices on a variety of substrates. Polymers in solution, which improve pigment wetting and make resolubilising. Seven schools used ink 1, three schools used ink 2 and the other schools used ink 3. Manufacturer of online formulation e books and industrial books tobacco and pan masala formulations book, biscuits and cookies technology book, wheat flour mill technology book and packaging technology and industries book offered by industrial technologies india, new delhi, delhi. Forensic science international, 28 1985 115120 115 elsevier scientific publishers ireland ltd. Ink is a liquid or paste that contains pigments or dyes and is used to colour a surface to produce an image, text, or design. Comparative analysis of local raw materials for the production of a. Printing ink formulation pdf technologies of both the printing process and the ink formulations have.
For most types of erasable pens, the question is answered pretty well in the top comment to this post on eli5. With the know how and expertise of its specialist teams, the brancher company has long been committed to the preservation of the environment. Us20150054274a1 ink coatings for security documents to prevent. However, the fillers, pigments and drying agents are mineral based. Comes in a set of 7 markers in 5 metallic colors for endless creativity. Characteristics of erasable ball point pens sciencedirect. I would like to know the formulation for dry erase white board maker ink.
An ink is a liquid or a paste like semiliquid material that is used for drawing, writing, and printing either text or graphics. All reports are prepared by highly qualified consultants and. Pdf preparation and characterisation of ink formulations. The coloring composition can optionally include one or more of a. The ballpoint pen, the felttip marker, and the fibretip pen have led to inks containing solutions of dyes in water or organic solvents such as propylene glycol, propyl alcohol, toluene or glycoethers.
Use of lycode powders for the examination of documents. Components of the ink vapour the results indicate that the vapour from ink 1 had methanol and acetone. There are many different types or rather methods of printing such as typographic, flexographic, lithographic, gravure, screen, and nip or nonimpact printing such as ink jet printing. Ink is used for drawing or writing with a pen, brush, or quill. As with erasing a pencil, erasing this type of pen physically removes the ink from the writing surface. It provides all the information required by the ink technical for the daytoday formulation of inks. Formulation and processing of conductive inks for inkjet printing of electrical components junfeng mei, phd university of pittsburgh, 2004.
The electrical conductance of the final conductive trace was close to that of bulk silver, and iv. Shortly after eraser mates introduction flynn published a description of the pen and its characteristics 1, and almost at the same time pfefferli and mathyer 2 published a more extensive study of the pen. Rocketbook uses a square dot grid pattern, while elfinbook has lines, much like a normal notebook. Different inks are produced to suit these different conditions. A great wine accessory gift for any entertainer or housewarming, a refreshing change to typical wine glass charms. This occurs because the offset blanket picks up only a portion of the ink from the plate and delivers only a portion of that to the paper. Support constructions can be produced by 3d printing, which are similar to those used when building bridges.
The effect of the prepared ink on uv rays and sunlight was studied. Located in the centre region of france, the leading french region for the production of wind energy, it benefits from a dynamic environmental network. Effect of ink formulation and paper surface morphology on inkjet printing properties article pdf available january 2014 with 843 reads how we measure reads. The vapour of ink 2 had acetone and hexane while the vapour of ink 3 had ethanol and hexane figures 1. Multichem inks which have passed their shelf life may still be fine to use. Formulations of ink produce from soot of sodom apple. Store multichem whiteboard inks between 10oc ink adverse performance features. Formulation and standardisation of herbal based edible ink. Our sales continue to grow year after year because of the quality of our products, and the innovation of our research and development teams. During the eighteenth century, there were many publications of printing ink formu lations.
The optical brightener is an amphoteric distyryl fluorescent whitener which generates a special effect in the dried marking ink composition. The ink includes a large particle size pigment, a release agent, and a binder, in an aqueous solvent. Unusual ballpoints how ballpoint pens work howstuffworks. Pdf black and blue erasable marker inks were further developed in this. Then you can start reading kindle books on your smartphone, tablet, or computer no kindle device required. The prepared ink was filled in an ink pen and following character was studied and evaluated. We can modify the project capacity and project cost as per your requirement. In the above formula, m represents an alkali metal selected from sodium. A freezer is sufficiently cold enough to make the ink start to reappear.
Online formulation ebooks and industrial books tobacco and. Influence of dry erase ink solvent mixtures on eye irritation. The varnishes and diluents used in the formulation of these inks are exclusively vegetable based and renewable. The long awaited retractable version of the popular pilot frixion line is here. I tried using ipa, ethanol, pigment, pva and texapon.
You have to use a different kind of ink or ballpoint etc. Berry, gum arabic, dye, methanol, extractor, ink, pigments, binders, solvents. Books inks formulation and manufacturing technology. This erasable marker ink is available in various colours viz blue, red, green, black. These inks provide numerous advantages for the printer. This invention provides an erasable ink composition comprising a colorant, a filmforming resin and a release agent. Pls i have been trying to formulate erasable marker ink but have not gotten it right. Erasable inks inky thoughts the fountain pen network.
System utilities downloads inkformulation by xrite inc and many more programs are available for instant and free download. Interestingly enough, the ink in these pens will actually reappear when the temperature reaches below 10 c under 14 fahrenheit. Xrite inkformulation software addresses these issues for ink manufacturers, printers and packaging converters alike. Hp uses dyes for colour vibrancy because they dissolve completely in water unlike pigments. The invention of the printing press, for instance, called for thick oilbased formulations to cling to the metal type face, in place of the high viscosity waterbased inks that were prevalent at the time.
Online formulation ebooks and industrial books tobacco. Erasable ink for 3d printing laserwritten threedimensional microstructures can be erased and rewritten, if desired very important paper publication in angewandte chemie. Modern technology of printing inks project report manufacturing process cost investment required. Books, directory and cd databases, project consultancy, profiles, related publications and information on inks formulation and manufacturing technology from npcs. Our spirit of innovation has always focused on serving consumers writing needs and making writing a. Erasable ink production for white board marker using locally. Gretagmacbeth, the worldwide technology leader in color measurement and management solutions, announces the availability of a new and enhanced version of its ink formulation solution, ink formulation software 5. Ink formulation is a matter of precision combined with foresight and.
The inks were formulated from carbon black and copper phthalocyanine blue pigment, ethanol and propylene carbonate solvent. The pen writes smoothly and erases without a trace. White board erasable marker ink is gaining eminence in modern times. A disposable version called erasermate 2 was subsequently introduced, with an appearance similar to the non erasable write bros.
It changes the blue ink colour to transparent permamently. The present invention provides a fluorescent marker ink coloring composition incorporating an optical brightener, a filmforming agent, an aqueous carrier, and a colorant. An object of this invention is to provide an ink composition with particularly excellent. The ink with defined breaking points can be used for a variety of applications, doctoral student and first author markus zieger says.
The exact formulation of inks is a well kept secret but what we can tell you is this. Due to the nature of the production process, the side of the packaging that will face the contents of the package in the finished article comes. Rocketbook uses a paper that feels more plastic and thin. Ink is carefully formatted since it interacts with every part of the printing system cartridge, printer and paper. Black and blue erasable marker inks were further developed in this work with a view to improving their performance over earlier attempts in the college. The erasable ink composition of the present invention having such characteristics is useful as an ink composition for felttip pens, marker pens or the like and for use in printing. Pdf effect of ink formulation and paper surface morphology. Project report on modern technology of printing inks. Substances of low molecular weight from the ink and coating films, as well as from the substrate, can pass through the substrate and to the food inside. There are many different types or rather methods of printing such as typographic, flexographic, lithographic, gravure, screen, and nip or nonimpact printing such as inkjet printing. A subtle yellow color appears along the barrel side to show when the pen is extended.
Us2623827a us22960a us2296048a us2623827a us 2623827 a us2623827 a us 2623827a us 22960 a us22960 a us 22960a us 2296048 a us2296048 a us 2296048a us 2623827 a us2623827 a us 2623827a authority us united states prior art keywords weight ball composition phase glycol prior art date 19480423 legal status the legal status is an. Jan 16, 2007 there is a specific eraser felt tip pen wit the eraser liquid to do the job. Space pens, or pressurized pens, are a technological novelty. The best blue ink formulation, formulation 4, was made up of 10% acrylic. Marker ink production from berry seed extract ijser. Enter your mobile number or email address below and well send you a link to download the free kindle app. Erasable marker ink formulation optimized formulations. In the last case is better to add a small quantity 12% of ethylcellulose to avoid a likely yellowing of the product due to the high quantity of nitrocellulose. The inventor conceives the invention then has to prove that it is truly a new invention, had to create a prototype and then market it. Do it yourself, make sure and show proof that the inventio. Us2623827a us22960a us2296048a us2623827a us 2623827 a us2623827 a us 2623827a us 22960 a us22960 a us 22960a us 2296048 a us2296048 a us 2296048a us 2623827 a us2623827 a us 2623827a authority us united states prior art keywords weight ball composition phase glycol prior art date 19480423 legal status the legal status is an assumption and. Report includes feasibility report, profitability analysis, raw materials, break even points, formulations and formula and much more.
Our spirit of innovation has always focused on serving consumers writing needs and making writing a pleasure. Preparation and characterisation of ink formulations for jet printing on nylon carpet article pdf available in pigment and resin technology 393. Elfinbook paper feels more substantial and the ink takes to it much faster. Raw materials for printing ink formulations the raw materials for ink production are pigments, binders, solvents and additives 4.
Two of the more interesting developments in the world of ballpoint pens include space pens and erasable pens space pens. The offset printing inks used on an offset printing press must be able to carry the fullintended color and covering power to the paper despite the splitfilm action. Offset printing inks offset printing technology offset. One solutionbased ink approach is the metalorganic decomposition mod variety. Polymers in emulsion or dispersion, which improve the drying, gloss, adhesion and water resistance of inks.
The writing implement comprising the heat sensitive erasable ink formulation have. Brady george 1997 material handbook, mcgraw hill book company 11th edition. Principal polymers in water based inks, two types of acrylic polymers are used. In particular, the ink composition of the present invention is best suited as an ink composition for ballpoint pens. Disclosed is a solventborne or uvcurable fugitive ink composition for application to a. There is a specific eraser felt tip pen wit the eraser liquid to do the job. Pen features the same beloved thermosensitive ink that can be erased by friction, but now comes in a sleek, retractable body. Colors feature gold, silver, blue, green and red this erasable ink markers have endless uses. A disposable version called erasermate 2 was subsequently introduced, with an appearance similar to the nonerasable write bros. Changes in ink chemistry over the years closely reflect developments in the instruments for ink coating. Manufacturer of online formulation ebooks and industrial books tobacco and pan masala formulations book, biscuits and cookies technology book, wheat flour mill technology book and packaging technology and industries book offered by.
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