useful information

Glossary - U

U&lc

An abbreviation for UPPER and lower case.

UCC

Universal Copyright Convention: gives protection to authors or originators of text, photographs or illustrations to prevent unauthorised use. The publication should carry the ©Copyright mark, the name of the originator and the year of publication.

Ultimate adhesion

The resistance to removal of a label after adhesion has been allowed to build for a period of time. The time required to reach ultimate adhesion varies with the adhesive, substrate and labelling conditions, but is approximately 24 hours.

Ultra bold

Typeface design variations containing much thicker strokes than found in the bold or extra bold style options. they are best used for headlines and logotypes.

Ultra-violet resistance

The ability of a material to withstand extended exposure to sunlight (ultra-violet) without degradation, hardening, or excessive discoloration.

Unbleached

A term applied to paper or pulp which has not been treated with bleaching agents.

Uncoated Freesheet

Uncoated paper containing no more than 10% mechanical wood pulp. Most uncoated freesheet paper is entirely free of mechanical wood pulp. Most uncoated printing and writing papers are classified into the broader category of uncoated freesheet.

Uncoated Groundwood

All paper, that isn't coated, containing more than 10% ground- wood fiber in its furnish.

Uncoated Paper

Paper that doesn't have coating. Uncoated papers are manufactured in a great variety of finishes, colours, and weights, and offer the versatility needed to meet the creative and practical demands of most print jobs.

Under colour removal (UCR)

To improve trapping and reduce ink costs in process colour printing, colour is reduced in areas on colour separation films and black film is increased to compensate for the amount of colour reduced.

Undercut plate cylinder

See plate cylinder.

Uploading

The process of transferring files from the originating computer to the host - ISP.

URL

Uniform Resource Locator, refers to each Web site's unique electronic address. The advantage of a URL is that your address, domain name, remains the same regardless of whether you move or change Internet Service Providers.

USB

Universal Serial Bus; peripheral interface for computers offering 'hot plug and play' capability, which means you can plug a device into the USB port while the computer is turned on, and be able to use the device immediately. Offers data transfer of up to 12 Mbps (Megabits per second). A single USB port can connect up to 127 peripheral devices - if you have the space.

UV Coating

A very slick, glossy coating applied to the printed-paper surface and dried on press with ultraviolet (UV) light. The slick surface of  UV coating makes it eye catching, and therefore very popular for printing the covers of paperback novels. Because UV coating can cause slight variations in match colours, consulting with an ink manufacturer or printer will yield best results.

UV Ink

Ink specially formulated to dry quickly with ultraviolet (UV) light while still on press. UV drying improves turnaround time because it eliminates waiting for the first side to dry before printing the second side. This eliminates the need for the paper to pass through the press more than once.

UV Resistant

Being resistant to ultra violet (UV) light or sunlight. UV light, or sunlight, will cause non-resistant materials and surfaces to fade or discolour.