Is This Yt:fr 730e, An Error, Or Nothing At All? The stamps will be destroyed, but the paper will be flattened and not discolored by the glue. Dextrin, also called British gum, is a water-soluble, gummy substance composed of small polysaccharides (carbohydrates), prepared from food grain corn starch. Starchy plant materials such as corn, potato, tapioca, sago, and wheat can be used to make adhesives. There is no need, or reason to be pedantic. In Europe, glue was not widely used until the period 15001700 CE. What Did You Do Philatelically: Today Or Recently? Click through for information on the benefits of membership and how to join. Stamps rarely feature glue made from gelatin. The pressure sensitive adhesive has been especially formulated to allow stamps to be washed off paper, without damage, after submersion in warm water. Its also free of gluten. I have done some decoupaging over the years, and I use Mod Podge. I feel like it is safe - my decoupage does not have the brown streaks. I Have Been Mia For A Few Days But Am Back Now With New Kidney. gum arabicoracacia gum, derived from theacaciaplant As details develop, they will be posted on our website. Stamp collectorscriticized the format, as therubber baseadhesiveused tended to progressively yellow the stamps. Inferior gum used in the manufacture of stamps can result in damage when stamps are later subjected to less than ideal conditions, such as high heat and humidity. Disclaimer: While a tremendous amount of effort goes into ensuring the accuracy of the information contained in this site, Stamp Community assumes no liability for errors. Types of gum used on stamps include: dextrin, produced by heatingstarch A 1965 British study of the transmission of bacteria and viruses on gummed paper found that Although pathogenic bacteria and viruses were not isolated from sample envelopes obtained from various sources, the gums used in manufacture were found to exert a protective effect against death from desiccation on the bacteria and viruses which had been introduced into them and it was possible to demonstrate bacterial multiplication in the gum used for the manufacture of postage stamps. The authors added the warning that postage stamps are often handled very carelessly when issued over the counter, and yet the purchaser will usually lick them without hesitation. This means that old unused stamps are inevitably under suspicion of having been regummed, and the detection ofregummed stampsis an important part ofphilatelic expertization. There are specialized adhesive stamps that have this inscription on the front that are commonly used for insurance, notarial, share transfer, and other things of the sort. 2022 Philatelic Pursuits | Muang Phuket, Thailand | philatelicpursuits@ gmail.com. It may crack, curl, become glazed and brittle, discolor, eat into the paper, attract vermin, stain and possibly harm the paper of the stamp itself, possibly even destroying the stamp over time. Envelope flap adhesives are made from starch or dextrin and have a starch or dextrin base. From then until the 1900s increases in adhesive use and discovery were relatively gradual. There have been a couple of historical instances where stamps were regummed after being perforated, but these were unusual situations. Die cutting tools for the UK self-adhesive stamps were manufactured by Arden Dies of Stockport, Cheshire, using tools designed by Robert Clapham. Some stamps were mistakenly gummed on the printed side. And of course, this has meant that some unscrupulous individuals have taken to re-gumming early stamps i.e. It can make a diffence to the value of a stamp though. TheBritish Post Officefirst issued self-adhesive stamps on October 19, 1993, with the introduction of books of 20 First Class stamps, later a 2nd class stamp was introduced. In the most extreme cases, the stamp will spontaneously roll up into a small tube. glue, fromgelatin, rarely seen on stamps For this reason, there is a growing movement among collectors to abstain from the practice of collecting never-hinged stamp, even to the point of collecting stamps with no gum. We left ours alone overnight. In order to collect self-adhesive stamps in mint condition, the stamps obviously need to remain on their backing paper - and the double thickness of this can cause unsightly bulging in the album, especially noticeable if there are a lot of these stamps. Two stone flakes were discovered in central Italy partially covered with birch-bark tar and a third stone dating from the Middle Pleistocene era. If the answer is yes, why not join our association, Americas premiere Irish philatelic group. These patterns have been calledgum devices orgum watermarks. Various schemes have been tried, but the problem persists to this day. If you cant get it all to dissolve, you may have to heat up the mixture over a double boiler or in the microwave. On Swiss stamps of the 1930s,Courvoisierused a gum-breaking machine that pressed a pattern of small squares into the gum, resulting in so-calledgrilled gum. They are willing to pay a premium for stamps on which the gum has never been disturbed. In the 1980's some countries started using self-adhesive gums which were easier to soak off. One way of seeing whether a stamp has been re-gummed is by examining the back with a magnifying glass. Nice pics - Thanks redwoodrandy !.and I know the meaning of decoupage (in French) -. Unfortunately this gum suffered from some disadvantages. Whilst certainly easy to use by those posting a letter, it is not well-liked by collectors. It has been said thatthe long-range health and preservation of stamps would be better without gum. This is a good thing because it means that the back of your stamp will still be sticky, even after the Bestine has evaporated. Computers, Electronic Devices, Software, Information Technology, And Internet On Stamps. Birds Perched, Birds Flying, Birds Aground. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'kylonpowell_com-banner-1','ezslot_10',109,'0','0'])};if(typeof __ez_fad_position != 'undefined'){__ez_fad_position('div-gpt-ad-kylonpowell_com-banner-1-0')};PVA stands for polyvinyl acetate. If they appear stiff, this may be because the gum was applied after the stamp was detached. Paint the entire back of your sheet(s) of stamps with your gelatin glue. The birch-bark-tar adhesive is a simple, one-component adhesive. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[336,280],'kylonpowell_com-medrectangle-4','ezslot_12',110,'0','0'])};if(typeof __ez_fad_position != 'undefined'){__ez_fad_position('div-gpt-ad-kylonpowell_com-medrectangle-4-0')};In order to create stamps, ink is first applied to a sheet of paper before being gummed and perforated. In fact, many of their followers believe that they are more enduring.) Use of any images or content on this website without prior written permission of Stamp Community or the original lender is strictly prohibited. The dry adhesive may be further heated to initiate across-linkingreaction and increase molecular weight. Creases may occur in the gum due to careless handling. Allow the gelatin to bloom (swell and absorb the liquid). Before applying the perforations, a stamp is first gummed and then the perforations are inserted. These cookies will be stored in your browser only with your consent. You can either use leftover gelatin from one of my other recipes or use this quick and easy gelatin glue for making your own stamps. Gum Arabic is a direct exudate from the acacia tree found in various tropical areas. Gum is often referred to as an adhesive; a substance which causes adhesion. Perforations are made before the gum is applied to regummed stamps. In 1876, the first US patent (number 183,024) was issued to the Ross brothers for the production of casein glue. The ability to produce stronger adhesives allowed middle stone age humans to attach stone segments to sticks in greater variations, which led to the development of new tools. Is Arm And Hammer Cat Litter Deodorizer Safe. You cant invalidate the postage if you apply your stamps securely but dont put any tape over them. The USPS has been experimenting with no-lick stamps since 1974, but the stamps were of poor quality and often came with a surcharge. Up until the late 1960's the type of adhesive used on stamps was "gum arabic". The first references to adhesives in literature first appeared in approximately 2000 BCE. Heavily-hinged stamps may have been hinged badly or hinged more than once and may have a large area of missing gum and/or multiple hinge remnants. The PA is scheduled to have its 2022 Annual General Meeting in conjunction with NOJEX 2022. Corn is the primary ingredient in the glue. Another way of identification is by comparison - if you know what the gum should look like, and that of the suspect stamp appears different, this could be an indication that the stamp has been doctored. Some stamps still have pieces of a stamp hinge adhering to its back which are described as having hinge remnants (HR). For example, blends of PVA and polyvinyl acetate, as well as blends of dextrin and polyvinyl acetate, have been used. I often have stamps where the glue has coloured or dyed the stamp ruining the stamp image, and would like to know if anyone has experience with this? An expert in gum will know this. They are usually issued on removable backing paper.Formulations used in the adhesives on current postage stamps can vary in order to impart properties to the adhesives. Since it does not absorb moisture, it is ideal for tropical use and for such applications as stamp booklets, which may sit in outdoor vending machines. Meanwhile, heat up a tiny bit of water. Today, sticky notes,Scotch tape, and other tapes are examples of PSA (pressure-sensitive adhesives). You also have the option to opt-out of these cookies. Some collectors of used stamps have discovered that although not readily removable by water, the self-adhesives can be removed with Bestine (a hexane solvent), Benzine (Petroleum Ether), or a natural based citrus solvent containing d-limonene (e.g., Pure Citrus Orange is an air freshener product that works for this purpose). The advantage of this synthetic type is that in warmer climates the stamps do not curl, and sheets are less likely to stick to one another. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. which specializes in all aspects of Irish philately? Another scheme has been to slice the gum with knives after it has been applied. After cutting a few stamps out, I remembered that I have a paper cutter that cuts little slits in the paper, and used it to perforate along the stamp lines to make more authentic stamps. Use a glue stick to secure the postage if your envelope is textured or contains decorative fibers or floral inclusions. In tropical climates not only did it cause stamps to curl up, but sheets tended to stick together. Used as a stabilizer and thickener in foods, its main nonfood uses are in the formulation of inks and adhesives. A mixture of polyvinyl acetate and dextrin gum is used on most ready-stamped stationery, with the exception of aerogrammes, which use a polyvinyl acetate and polyvinyl alcohol gum blend. The first U.S. patent (number 61,991) on dextrin (a starch derivative) adhesive was issued in 1867. (You dont need to heat it much, just enough to help dissolve the gelatin.). polyvinyl alcohol. If yourchild is old enough, its great practice to have them cut the stamps with your supervision! In philately, gum is the substance applied to the back of a stamp to enable it to adhere to a letter or other mailed item. I guess the French word is what we use in English - for lack of an English word. Cookie Policy. Save my name, email, and website in this browser for the next time I comment. (Figure 1). Because of the moisture in the air, the paper of the stamp slightly expands against the more resilient adhesive in high humidity, causing the stamp to curl. For the sake of ease of removal, the stamp is placed in a moist environment where the gum is actually liquefied, that is to say, made completely liquid. Polyvinyl alcohol is a chemical compound. Rowland Hillcame up a solution of prepayment. In order to get an archived mixture, you can do so. Prior to Decimalisation in 1971, Gum Arabic was used on all Irish issues., but from 1968 PVA was gradually introduced to replace Gum Arabic. Polyvinyl Alcohol (PVA), is a colorless, water soluble resin used chiefly as an adhesive and as a sizer in the manufacture of textiles, paper, and plastics. But opting out of some of these cookies may affect your browsing experience. Either print out a sheet of fun postage stamps or make your own by drawing a grid and making small drawings within the grid marks. This is clearly shown in the scanning electron photomicrograph (SEM) shown below. Help To Identify This 12c 1861 Issue On Semi-Transparent Paper With Gum. Dextrin applied to the backs of postage stamps has a shiny gum, usually with a yellowish tinge, that tends to deteriorate with age. The stamps are usually issued on a removable backing paper. The most recent addition is self-adhesive gum. Your email address will not be published. An Post introduced self adhesive stamps for the first time on October 31, 1991. While not so much of a problem for modern issues, the traditional way of mounting stamps in analbumwas with the use ofstamp hinges, and some experts claim that very few unused stamps from the nineteenth century have not been hinged at some point in their existence. It is a white gum of dull or matte appearance. In a small bowl, mix together the unflavored gelatin with one teaspoon of either cold water or fruit juice. never hinged, with full original gum, you should make sure it has been authenticated first. These cookies do not store any personal information. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. In 1906, trouble had constantly arisen due to the gum on the under face of the stamps. They also found them difficult to remove fromcovers, and to save in mint condition, though self-adhesives of recent years have improved in these respects. Due to the difficulty in identification, gum is rarely one of the criteria used in differentiating between common and rare stamps. Here, 70,000-year-old stone segments that were once inserted in axe hafts were discovered covered with an adhesive composed of plant gum and red ochre (natural iron oxide) as adding ochre to plant gum produces a stronger product and protects the gum from disintegrating under wet conditions. There are a whopping fourteen calories in the adhesive on a larger US commemorative or special British stamp. Remains of the hinge can be easily removed from the stamp without causing any harm. Some gum is over-sensitive and can cause mint stamps to stick to each other if stacked prior to mounting in an album. Making an Easy, Basic Beginner Soap, and Then Making it Fun!! Hinges may also turn brown with age causing discoloration to the stamps. This is thought to be the oldest discovered human use of tar-hafted stones. It has been observed that current self adhesive stamps are much more difficult to remove from envelopes. What is connection between postage stamp and carbohydrates? Before postage stamps existed, people receiving letters would have to pay for them. General Philatelic Discussions (Non Country Specific), Philatelic Book, Reference, Supply and Software, http://stamps.org/userfiles/file/APre_12_12.pdf, The Frustrations Of Color - The German Krone/Adler Browns, References To Stamp Collectors From Movies. Nevertheless, many collectors of unused stamps want copies that aremint, never hingedwhich means that the gum must be pristine and intact, and they will pay a premium for these. Stamps have also been issued without any adhesive at all and were affixed to envelopes by glue or other means. Your lick-n-stick stamps are ready to use. Necessary cookies are absolutely essential for the website to function properly. In 1750, the first British glue patent was issued for fish glue. Yes, gum is often the source of condition problems among stamps. The gum is universally spread as uniformly as possible. Once the stamp is dry, apply a small amount of baby powder to the gum side to remove the adhesives stickiness. Occasionally, the stamp will spontaneously form a tube. Short of soaking the gum from your stamps, the next best thing you can do is protect them by proper storage in albums or stock books and by not subjecting them to high humidity, sunlight or swings in temperature. The gum is not greatly disturbed. Portable, Foldable Chalkboard Heart The Perfect Valentine! The term is generic, and applies to both the traditional types such as gum Arabic and to synthetic modern formulations. The termADHESIVE in philately can either refer to the gum on the back of a stamp, be it water-activated or self-adhesive, or the stamp itself affixed to prepay postage in contrast to a pre-printed design as on postal stationery. Although Sir Rowland Hill (accredited as the inventor of the postage stamp) intended the first stamps to be gummed, many early stamps were not. Outside of thephilateliccommunity, the stamps have been welcomed as more convenient; by 2002, virtually all new USPS stamps were issued as self-adhesives. At the time, he wrotethat hisprepaid postage adhesive would be covered at the back with a glutinous wash.This led to his invention of stamp gum in 1837; thefirst postage stamps used starch-based adhesives when issued in 1840. Some stamps have had gum applied in a pattern resembling awatermark, presumably as an additional security device. The first self-adhesive stampswere issued bySierra Leonein February 1964 andTongain April 1969 in an attempt to avoid the tendency of traditionalwater-activated stampsto stick together in humid conditions. Starch (like potato starch) is used to make dextrin, while petroleum is used to make vinyl alcohol. Of course traditionally collectors mounted stamps in their albums by using hinges, so early examples of mint un-hinged stamps are rare. How long does it take for trees to grow back? Many collectors are only interested in owning stamps in the pristine, mint, state in which they were originally sold at the post office. If you are instead using leftover gelatin from another recipe,add a tiny bit of water to the pan with the remaining gelatin mixture, and dissolve as much of it into the water as you can. Cut off the excess blank space around the stamps. Pressure-sensitive adhesives are manufactured with either a liquid carrier or in 100% solid form. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Self-adhesives for stampsare made from liquid PSAs by coating the adhesive on a support and evaporating theorganic solventor water carrier, usually in a hot air dryer. Usually when a stamp is separated from its neighbours along the perforation, the torn edges appear slightly feathered. In later years, other issues were produced in the self-adhesive format. TheUnited States Postal Services first foray into self-adhesive stamps was in 1974 with the 10-cent Dove Weather Vane (Scott #1552), produced byAvery Dennison, that soon became discolored due to the instability of the adhesive. If one goes to this site, they'll find the article "Postage Stamp Collage Art" by Russ Hahn which appeared in the December 2012 American Philatelist. When a sheet of stamps is printed, the plate number is printed on each stamp in a plate block (PB). In the event that NOJEX 2022 must be cancelled due to Covid 19, the PA will have a virtual meeting via Zoom. You can get an archival mix. This is a formulation of PVA, I believe. It also stains the paper itself - making the watermark much more visible. Easy DIY Hair Conditioner for Natural Hair. Synthetic adhesives were then introduced, one of which is polyvinyl alcohol (or PVA). Did These Stamps Pay The Proper Rate On This 1945 Cover? The photo (500X magnification) shows a cracked adhesive layer and the underlying layers of cellulose of the stamp paper. We use cookies to ensure that we give you the best experience on our website. Gum on stamps does have a number of disadvantages. 1 Cent Franklin Wrapper Indicium With Error? All Rights Reserved. I think the OP is making pictures out of stamps and in order to preserve them is putting decoupage glue over them. (Figure 2). If you intend buying an old stamp as "mint" i.e. The gum could also become glazed, brittle or even crack - and these cracks can eventually cause the stamp itself to tear. Soaking in water had no effect, so collectors were left with no option but to retain the envelope, or at least the part bearing the stamp. Lick & stick, of course! Lions Clubs International Stamps, Souvenir Sheets, Maximum Cards, Etc. As an Amazon Associate, I earn from qualifying purchases. Although sticky enough, plant-based adhesives are brittle and vulnerable to environmental conditions. The PVA after 1970 appears both clear and matte and often quite transparent on the one hand, and with yellowish additive in varying concentrations on the other hand. Thinned areas (thins) can also occur when removing hinges as the gum sticks to the hinge. Your email address will not be published. The article depicts both stamp collage and stamp decoupage pieces. Free printable stamps for Valentines Day, Easter, Mothers Day, Halloween, and Christmas can be found below this recipe card at https://thethingswellmake.com/fun-make-gelatin-stamps/. It has been said that stamp gum, in its never-hinged state, is the most valuable substance on Earth. When can you use a straw after wisdom teeth removal? The Greeks and Romans made great contributions to the development of adhesives. My son really loved the stamps that I made with the perforator because he was proud of the fact that he could separate the stamps all by himself! We also use third-party cookies that help us analyze and understand how you use this website. 100% solid PSAs may be lowviscositypolymers that are coated and then reacted with radiation to increase molecular weight and form the adhesive (radiation cured PSA); or they may be high-viscosity materials that are heated to reduce viscosity enough to allow coating, and then cooled to their final form (hot melt PSA, HMPSA). This category only includes cookies that ensures basic functionalities and security features of the website. 237c Join On Stamps Is It Done By The Post Office ? Thanks for all the info guys!I have already looked deep into the options and they seem to be just what ill need, will also be posting the finished product soon! Add the hot water to the gelatin mixture and stir constantly until the gelatin dissolves. Brushing your teeth, on the other hand, burns twelve calories. In addition, licking an envelope contains 3-5 calories, according to some sources. Is This Yt:721(A) "meches Reliees" (Bound Locks)? removing the old damaged adhesive and applying a new coat. PressureSensitive Adhesive is a rubber base adhesive that does not require moistening to adhere to paper. It is highly soluble in water. Set aside to dry. On early issues, gum was applied by hand, using a brush or roller, but in 1880De La Ruecame up with a machine gumming process using a printing press, and gum is now always applied by machine. Hi guys, I have a question regarding which glue to use when making a collage with stamps. The earliest human use of adhesive-like substances was approximately 200,000 years ago. Later, these kinds of adhesives were used in cloth backed surgical and electric tapes. There have been four adhesives that have found use on postage stamps. Poly vinyl acetate, aka PVA. This glue would also be perfect for sealing up homemade envelopes! This was not done to appease collectors, but simply because the glue was cheaper. They also madedie cuttinginto fanciful and unique shapes easier. The following decades of the next century witnessed the manufacture of casein glues in German and Swiss factories. Thanks Peter and KGB - certainly would like to see a "stamp decoupage" as the You Tube is not specific, Well, the word to use in French is not "dcoupage" but "collage" A dcoupage from the word "coupage" is cutting an image in small parts and gluing those pieces in a different orders. Thus the PVA is described as being with both dull gum and shiny gum, such as the 2 1/2p stamps of the decimal watermarked issue (Early Irish Art, 1968-69). For the stamps of Ireland, all four of these adhesives have been used at various times. The appearance of the gum varies with the type and method of application, and may range from nearly invisible to dark brown globs. Another such stamp wouldnt be issued by the United States until 1989. There was an official notice that stated that stamps were going to be prepared with hard gum, and were intended for use in the summer or humid season to prevent the premature sticking together of the stamps, or the sticking to the paraffin paper when in book form. Are you interested in the postal history of Ireland? Other types of adhesives used on stamps include dextrin (obtained by heating starch). For investment purposes there is nothing like the never hinged stamp with full gum. I used pomegranate juice to give it a slight pink color and a hint of flavor. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[728,90],'kylonpowell_com-box-2','ezslot_9',101,'0','0'])};if(typeof __ez_fad_position != 'undefined'){__ez_fad_position('div-gpt-ad-kylonpowell_com-box-2-0')};Gum arabic (also known as acacia gum) is made from the sap of the acacia tree. This website uses cookies to improve your experience while you navigate through the website. Copyright 2005 - 2022 Stamp Community Family - All rights reserved worldwide. Some collectors of mint stamps want examples where the gum is in pristine condition - and that means the stamp can't be hinged. 2021 ire Philatelic Association. This is a natural adhesive made from the sap of an Acacia tree, and not, as is sometimes thought, from horses' hooves. In general, stamps with full original gum (OG) on the back are worth more than stamps that have been mounted using a stamp hinge, for example. Any stamp that has had new gum applied to the back in order to increase its value is known as a regummed stamp in philately. A 1996episodeof the popular sitcomSeinfeldfeatured a character (Susan Ross) who was poisoned after licking the flap of too many gummed envelopes. Originally, gumming took place after printing and before perforation, usually because the paper had to be damp for printing to work well, but in modern times most stamp printing is done dry on pre-gummed paper. I used a spatula to get as much of it out of the pan and into a small container as I could. More recent USPS self-adhesive stamps are not readily removable from the envelope or cover backing by traditional water soaking. The greatest manufacturing problem of the gumming process is its tendency to make the stamps curl, due to the different reaction of paper and gum to varying moisture levels. German stamps from 1921 had a pattern of wavy lines while Czech stamps from 1923 had gum showing the initials of the Czech Republic,CSP. These Special Adhesive stamps can be used for other purposes if the State Stamp Act specifically allows it. Natural rubber-based sticky adhesives were first used on a backing by Henry Day (U.S. Patent 3,965) in 1845. No doubt the formulation has changed over the years. It is mandatory to procure user consent prior to running these cookies on your website. For collectors, gum is mostly a problem. In some cases the gum solves the problem itself by becoming crackly when it dries. The episode has been linked anecdotally to an increase in worries about the health risks of licking gummed paper and it has been speculated that it may have contributed to the growing popularity of self-adhesive stamps, at least in the United States. The gum exhibits some texture or grain, as is shown in this SEM photograph at 1000X magnification. Required fields are marked *. We made several sheets of each. Postage stamp adhesive contains about one-tenth of a calorie, the same as the energy youd expend by licking one. The payment was based on how many papers were in the envelope and how far the letter had traveled.