Pdf black and blue erasable marker inks were further developed in this. Ink is carefully formatted since it interacts with every part of the printing system cartridge, printer and paper. Our spirit of innovation has always focused on serving consumers writing needs and making writing a. Enter your mobile number or email address below and well send you a link to download the free kindle app. 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. A disposable version called erasermate 2 was subsequently introduced, with an appearance similar to the nonerasable write bros. Our sales continue to grow year after year because of the quality of our products, and the innovation of our research and development teams. Influence of dry erase ink solvent mixtures on eye irritation. The exact formulation of inks is a well kept secret but what we can tell you is this. 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. The long awaited retractable version of the popular pilot frixion line is here. The electrical conductance of the final conductive trace was close to that of bulk silver, and iv.
The prepared ink was filled in an ink pen and following character was studied and evaluated. There is a specific eraser felt tip pen wit the eraser liquid to do the job. 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. The best blue ink formulation, formulation 4, was made up of 10% acrylic. We have developed water and air erasable ink as well as eraser solution which has wide application in garmentapparel industryarts.
An ink is a liquid or a paste like semiliquid material that is used for drawing, writing, and printing either text or graphics. Pilot corporation of america prides itself on being a leading manufacturer and marketer of quality writing instruments in the united states. Silver ink formulations for sinterfree printing of. 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. 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. Pen features the same beloved thermosensitive ink that can be erased by friction, but now comes in a sleek, retractable body. Seven schools used ink 1, three schools used ink 2 and the other schools used ink 3. Berry, gum arabic, dye, methanol, extractor, ink, pigments, binders, solvents. It changes the blue ink colour to transparent permamently. Disclosed is a solventborne or uvcurable fugitive ink composition for application to a. Books, directory and cd databases, project consultancy, profiles, related publications and information on inks formulation and manufacturing technology from npcs.
For most types of erasable pens, the question is answered pretty well in the top comment to this post on eli5. Do it yourself, make sure and show proof that the inventio. These inks provide numerous advantages for the printer. One solutionbased ink approach is the metalorganic decomposition mod variety. Rocketbook uses a square dot grid pattern, while elfinbook has lines, much like a normal notebook. Erasable marker ink formulation optimized formulations. A freezer is sufficiently cold enough to make the ink start to reappear. Interestingly enough, the ink in these pens will actually reappear when the temperature reaches below 10 c under 14 fahrenheit. The inks were formulated from carbon black and copper phthalocyanine blue pigment, ethanol and propylene carbonate solvent. Polymers in emulsion or dispersion, which improve the drying, gloss, adhesion and water resistance of inks. The effect of the prepared ink on uv rays and sunlight was studied. 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.
The vapour of ink 2 had acetone and hexane while the vapour of ink 3 had ethanol and hexane figures 1. Elfinbook paper feels more substantial and the ink takes to it much faster. Comparative analysis of local raw materials for the production of a. 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. Effect of ink formulation and paper surface morphology on inkjet printing properties article pdf available january 2014 with 843 reads how we measure reads. Pdf effect of ink formulation and paper surface morphology. 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.
This erasable marker ink is available in various colours viz blue, red, green, black. In particular, the ink composition of the present invention is best suited as an ink composition for ballpoint pens. Preparation and characterisation of ink formulations for jet printing on nylon carpet article pdf available in pigment and resin technology 393. Formulation and processing of conductive inks for inkjet printing of electrical components by junfeng mei b. Pdf preparation and characterisation of ink formulations. 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. 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. Changes in ink chemistry over the years closely reflect developments in the instruments for ink coating. Raw materials for printing ink formulations the raw materials for ink production are pigments, binders, solvents and additives 4.
White board erasable marker ink project report manufacturing process cost investment required. The ink with defined breaking points can be used for a variety of applications, doctoral student and first author markus zieger says. I tried using ipa, ethanol, pigment, pva and texapon. 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. Pls i have been trying to formulate erasable marker ink but have not gotten it right. Report includes feasibility report, profitability analysis, raw materials, break even points, formulations and formula and much more. The pen writes smoothly and erases without a trace. Online formulation ebooks and industrial books tobacco. 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.
Different inks are produced to suit these different conditions. 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. Jan 16, 2007 there is a specific eraser felt tip pen wit the eraser liquid to do the job. System utilities downloads inkformulation by xrite inc and many more programs are available for instant and free download. Us20150054274a1 ink coatings for security documents to prevent. We can modify the project capacity and project cost as per your requirement. Colors feature gold, silver, blue, green and red this erasable ink markers have endless uses. Generic wine glass markers erasable metallic ink pen to.
Located in the centre region of france, the leading french region for the production of wind energy, it benefits from a dynamic environmental network. Marker ink production from berry seed extract ijser. Ink is used for drawing or writing with a pen, brush, or quill. It is used for writing on a white board and can be erased by a dry wipe.
Two of the more interesting developments in the world of ballpoint pens include space pens and erasable pens space pens. A subtle yellow color appears along the barrel side to show when the pen is extended. 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. The coloring composition can optionally include one or more of a. Formulation and evaluation of resistive inks for applications. Refills available for select ink colors and point sizes only. White board erasable marker ink is gaining eminence in modern times. Polymers in solution, which improve pigment wetting and make resolubilising. The present invention provides a fluorescent marker ink coloring composition incorporating an optical brightener, a filmforming agent, an aqueous carrier, and a colorant. The original erasermate pen was a refillable ballpoint pen fitted with a replaceable eraser. Characteristics of erasable ball point pens sciencedirect. As with erasing a pencil, erasing this type of pen physically removes the ink from the writing surface. Xrite inkformulation software addresses these issues for ink manufacturers, printers and packaging converters alike. Unusual ballpoints how ballpoint pens work howstuffworks.
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. 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. This invention provides an erasable ink composition comprising a colorant, a filmforming resin and a release agent. It provides all the information required by the ink technical for the daytoday formulation of inks. You can also read about it on ehow or howstuffworks. Brady george 1997 material handbook, mcgraw hill book company 11th edition. The varnishes and diluents used in the formulation of these inks are exclusively vegetable based and renewable. Erasable inks inky thoughts the fountain pen network. Ink, erasable, viscosity, refill, whiteboard, toxic,raw materials, marker, waterbase. From left to right, we have a blue ink tw200, a black ink tw400, and a black ink tw200. Formulation and evaluation of resistive inks for applications in printed electronics sughosh satish bhore, m. 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. 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.
All reports are prepared by highly qualified consultants and. 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. Erasable ink production for white board marker using locally. To bind the ink to the paper so it does not rub off. The disclosure relates generally to a dry erase ink, such as the type that can be used on relatively nonporous dry erase board and erased without the use of a solvent. Modern technology of printing inks project report manufacturing process cost investment required. 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. Erasable ink for 3d printing laserwritten threedimensional microstructures can be erased and rewritten, if desired very important paper publication in angewandte chemie. Formulations of ink produce from soot of sodom apple. The optical brightener is an amphoteric distyryl fluorescent whitener which generates a special effect in the dried marking ink composition. Comes in a set of 7 markers in 5 metallic colors for endless creativity. 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.
With the know how and expertise of its specialist teams, the brancher company has long been committed to the preservation of the environment. Conductive inks that are based on a solution, rather than a suspension, have gained interest in the past couple of years 8,9,10,11. Books inks formulation and manufacturing technology. During the eighteenth century, there were many publications of printing ink formu lations. However, the fillers, pigments and drying agents are mineral based. Then you can start reading kindle books on your smartphone, tablet, or computer no kindle device required. Formulation and standardisation of herbal based edible ink. Store multichem whiteboard inks between 10oc ink adverse performance features.
Our spirit of innovation has always focused on serving consumers writing needs and making writing a pleasure. Multichem inks which have passed their shelf life may still be fine to use. An object of this invention is to provide an ink composition with particularly excellent. Space pens, or pressurized pens, are a technological novelty. Use of lycode powders for the examination of documents. A great wine accessory gift for any entertainer or housewarming, a refreshing change to typical wine glass charms. Ink formulation is a matter of precision combined with foresight and. Formulation and processing of conductive inks for inkjet printing of electrical components junfeng mei, phd university of pittsburgh, 2004. The ink includes a large particle size pigment, a release agent, and a binder, in an aqueous solvent. In the above formula, m represents an alkali metal selected from sodium.
Printing ink formulation pdf technologies of both the printing process and the ink formulations have. 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. Project report on modern technology of printing inks. Rocketbook uses a paper that feels more plastic and thin. Hp uses dyes for colour vibrancy because they dissolve completely in water unlike pigments. Forensic science international, 28 1985 115120 115 elsevier scientific publishers ireland ltd. Support constructions can be produced by 3d printing, which are similar to those used when building bridges. An alternative to the np approach is to employ a chemical ink formulation, where the silver source is a molecular precursor or cation. Components of the ink vapour the results indicate that the vapour from ink 1 had methanol and acetone.
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