Thermal Paper of Lightweight Devices Such as Adding Machines and Credit Card Terminals

The LightSafe(TM) Technology consists of a unique chemistry that maintains a pristine label appearance and high scanning reliability for linear and stacked bar code symbologies for two or more years. These properties make LightSafe(TM) 300 direct thermal paper the ideal label medium for handling the demanding requirements of long-term storage.

Our test results prove with certainty that LightSafe 300 stays white longer than any direct thermal label paper on the market,” Cove said. “This breakthrough ensures the long-term durability of direct thermal media. Now, end users in warehouse and supply chain applications can convert to direct thermal for their long-term label needs and take full advantage of its technological benefits and corresponding better overall value.

Thermal paper is paper that is impregnated with a chemical that changes color when exposed to heat. It is used in thermal printers and particularly in cheap, lightweight devices such as adding machines, cash registers, and credit card terminals.

The paper is impregnated with a solid-state mixture of a dye and a suitable matrix; a combination of a fluoran leuco dye and an octadecylphosphonic acid is an example. When the matrix is heated above its melting point, the dye reacts with the acid, shifts to its colored form, and the changed form is then conserved in metastable state when the matrix solidifies back quickly enough.

Controller boards are embedded with firmware to manage the thermal printer mechanisms. These controller boards’ features are designed to meet the needs in terms of functionalities and specifications.

May 21, 2009 · Filed Under Computer Technology

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Thermal Paper Possibly be Facing High Prices at the Store

Thermal paper is impregnated with a chemical that changes color when exposed to heat. It is used in thermal printers and particularly in cheap, lightweight devices such as adding machines, cash registers, and credit card terminals.

Thermal paper is cleaner than your standard ink, produces a crisper resolution, and is ultimately cheaper. Though thermal paper used to be considerably more expensive, the price has come down in recent years, thanks in part to better technology that allows its manufacturers to produce it at a more reasonable cost. Moreover, a thermal paper roll is quieter than bond paper, which is an added bonus for any shopper at the end of a long day.

Appleton uses ideas that make a difference to create product solutions through its development and use of coating formulations and applications, encapsulation technology, and specialized and secure print services. The Company produces carbonless, thermal, security, and performance packaging products. Appleton is headquartered in Appleton, Wisconsin, and has manufacturing operations in Wisconsin, Massachusetts, Ohio, Pennsylvania and the United Kingdom, employs approximately 3,400 people, and is 100 percent employee owned.

When it comes to buying thermal paper, you could possibly be facing high prices at the store. This shouldn’t stop you from using this superior product. I’ve found that it’s far easier and more affordable to simply buy your receipt paper rolls and other cash register supplies from online vendors.

In fact, you can find just about all the printing supplies your business needs by shopping online. From register tape to carbonless paper, from printer cleaning accessories to inkjet cartridges, the selection cannot be beat! When you consider the many volume discounts available, it won’t make any sense to not stock up on these necessities.

May 20, 2009 · Filed Under Computer Technology

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Thermal Roll in the Past is No Longer True

Our thermal papers are thoroughly tested for thermal print head suitability protecting your expensive printers. We have the industry’s widest range of thermal paper products (e.g. Thermal Jumbo Roll) ranging from low cost, general-purpose grades to application-specific thermal paper rolls. Application-specific thermal papers have been developed to solve challenging problems such as bar code capability, high-resolution graphics support, or image durability.

Thermal paper rolls in the past is no longer true. While thermal tape used to be an uncommon alternative due to a short lifespan and high prices, it’s now the most viable choice. Recent developments have led to better technology, including advanced chemical films and more durable substrata.

Any thermal roll of print medium which is subjected to a roll press in its manufacture can be employed in the methods of this invention. Preferably, the impressions are formed when the roll is pressed to align the wound print medium with the spindle.

The thermal rolls of print media of this invention comprise a core/spindle and a sheet, preferably continuous, of a print medium of substantially the same width as the core/spindle. The sheet of print medium is wound around the core/spindle to provide a thickness of layered paper on the core/spindle of at least one half inch, measured from the periphery of the core/spindle to the outer layer of the sheet of print medium on the roll. At least one side of the wound sheet of print medium is marked with at least one impression which serves as an identifying mark. The “sides” of the roll of a print medium, as referred to herein, are where the edges of the wound print medium are exposed. The term “impression” as used herein includes shallow indentations as well as realignment of the edges of the wound print medium and realignment of the fibers within the wound print medium. In realigning the edges and/or fibers of the wound print medium, there may be no indentation which is detectable and in certain embodiments, no indentation at all.

The rolling force and roll deformation behavior in the twin-roll-type strip continuous casting process have been computed to estimate the thermal characteristics of a caster roll. To calculate the rolling force, the relationship between the flow stress and strain for a roll material and a casting alloy are assumed as a function of the strain rate and temperature, because the mechanical properties of casting materials depend on temperature. Temperature field data for a caster roll, provided by the authors, were used to estimate the roll deformation. Therefore, numerical models considering the thermal and rolling forces have been developed to estimate the roll life. Roll life considering the thermal cycle is calculated using thermal elastic-plastic analysis results. The roll life is proposed in terms of roll revolution in the caster roll models with and without the fine crack failure on the roll surface. To obtain plastic strain distributions of the caster roll, thermomechanical properties of a roll sleeve with a copper alloy are obtained by a uniaxial tensile test for variation of temperature. The proposed analysis techniques have improved in caster roll design.

May 19, 2009 · Filed Under Computer Technology