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- Publisher
- Emerald Publishing
- Copyright
- Copyright © Emerald Group Publishing Limited
- ISSN
- 0003-5599
- DOI
- 10.1108/eb019019
- Publisher site
- See Article on Publisher Site
Abstract
HE fourth and largest International Polythene and its uses in industry Co. Ltd. The Telcon Plastics Division Packaging Exhibition to be held were displayed by British Visqueen has recently installed a plant capable in Britain took place at Olympia, Ltd. on their stand which showed of applying continuous coatings of London, from January 18 to 28. There Visqueen polythene film treated by a Telcothene to a variety of papers in were over 200 exhibits, covering the new process which eliminates surface widths up to 6 ft. Telcothene is non whole range of the art or industry of static electricity and hence the attrac toxic, inert to a wide range of chemicals, packaging. Since the last exhibition two tion of dust. resistant to many others and may be years ago there have been many ad heat-sealed. Also shown was Telcon A hot dip strippable coating Crocell vances in materials, methods and metal foil laminate, comprising a was featured on the stand of Croda machines, assisted greatly by the easing lamination of Kraft paper, aluminium Ltd. This forms a thick thermoplastic of the supply position in all kinds of foil and Telcothene. Having excep skin impervious to corrosive conditions ways. It has been estimated that over tionally low vapour moisture perme over parts to be protected. Due to its £300 million a year is spent in the U.K. ability this laminate is designed for the plastic nature Crocell provides con on packaging and that it forms 10% packaging and storage of Service equip siderable cushioning properties which of the cost on average of all manu ment under tropical conditions. protect the goods from knocks and factured articles. abrasion during storage, etc. Although Cellulose film the makers state that Crocell is not While the exhibition was on a con cheap compared with existing types vention arranged by the Institute of Visitors had an opportunity of seeing of rust preventives, it provides a high Packaging took place in the Conference how cellulose film was manufactured degree of protection for expensive Hall at Olympia and a series of talks at the stand of Transparent Paper Ltd. precision work and saves a large was arranged on subjects of particular Three dimensional colour photographs amount of packing; it is specially interest to the packaging industry. were used to illustrate the production recommended for machine tools, line and there were a number of Packaging and corrosion gauges, machine surfaces, lathe chucks, samples showing what happens to the drills, gears, connecting rods, valves The considerations of corrosion spruce wood as it passes through the and bearings. One lb. will coat approxi protection for packaged goods is various stages of regeneration from becoming increasingly important and mately 3.45 sq.ft. at a film thickness wood pulp, alkali cellulose, xanthate many of the firms exhibiting at the of 0.06 in. to viscose before it finally becomes exhibition stressed this particular regenerated cellulose film. aspect, particularly the coating manu Polythene tubing The display by British Celanese facturers. Polythene tubing in standard widths Ltd. featured Cellastine the new acetate Whitehead Chemical Co. (Waxes) from 2 to 36 in. in thicknesses from wrapping film, and Clarifoil, the Ltd. had a display showing the source, 0.0015 to 0.005 in. was exhibited by acetate film for laminations and window from crude oil through the inter Anglo-American Plastics Ltd. in their cartons. Cellastine, although water mediate fractions down to the fully Fablothene range. This layflat tubing resistant, is gas and moisture vapour refined waxes which form the basis of is supplied plain and gusseted for permeable. the specialised waxes used in the conversion into bags, envelopes, drum packaging industry for laminating, and case linings. Also shown by this Stoneware surface coating, impregnating, moisture firm were polythene bags and linings, During the recent months there has vapour resistance, heat sealing, abrasion polythene sheet film, printable poly been a remarkable revival in the resistance, etc. Sample packages thene and laminated PVC film and demand for stoneware, used by the illustrating the application of the coated papers and fabrics. ancient Egyptians for storing wines, waxes exhibited included paper/foil, foodstuffs and perfumes. The National chipboard/sulphite laminations, coated Coated papers Federatio n of General Stoneware papers, mouldable wraps and pro Telcothene, a further plastic material Manufacturers displayed a number of tective coatings for metal containers. possessing a very low vapour perme vessels, illustrating how they can be The technical control and chemical ability, high resistance to fracture at adapted for numerous purposes. Stone analysis of these waxes was demon sub-zero temperatures and a non- ware is the name given to a highly strated by means of th e standard testing supporter of mould growth under vitrified non-porous type of cermaic equipment. tropical conditions, was shown as a material. The Federation claims that packaging medium on the stand of the no other packaging material offers the Plastic coatings Telegraph Construction & Maintenance universal resistance of Stoneware to An extensive range of various types corrosion. It is acid-resisting through of PVC films in different thickness and through and does not depend on gauges and varying formulations was the glaze for this quality. Apart from shown by the Greenwich Leathercloth hydrofluoric acid and hot caustic Co. Ltd. PVC film was exhibited in alkalis, no chemical will affect it. bulk and made up into drum liners, sachets, case liners, etc. Examples of Ball-bearings laminated PVC films were shown to gether with examples of special formu Export Packing Service Ltd. showed lation films suitable for converting into a device known as Scarab, designed sealing tapes. There was a demonstra to prevent false brinelling and fretting tion of high frequency electronic corrosion which sometimes arise in welding; this is a method used to packed equipment having ball or roller close PVC film packs. races fitted. CORROSION TECHNOLOGY, February 1955
Journal
Anti-Corrosion Methods and Materials – Emerald Publishing
Published: Feb 1, 1955