Laminating adhesives for flexible packaging citeseerx. Food safety alliance for packaging fsap initiative. Pdf laminating adhesives for flexible packaging edward petrie. Development and simulation of extrusion lamination process with. Api specialists are available to work directly with brand owners and partners in the. Extrusion lamination is one of the techniques used for laminating different materials, and is widely used as the manufacturing process for packaging films for products such as foods, cosmetics, and. Lamination press surface pressure distribution and magnitude.
Transparent high barrier laminates manufactured by extrusion lamination process most important function of packaging materials is to protect food and pharmaceutical products from spoilage and decay. Lamination is the process of bonding a plastic film to a printed sheet by means of heat and pressure for protection of the work or to improve the appearance of the work. Rather the focus will be on synthetic materials created specifically for the laminating adhesives we will. Lamination process an overview sciencedirect topics. Laminating is the process through which two or more flexible packaging webs are joined together using a bonding agent. With our speciallydesigned machines and years of expertise making and qualifying your product can be done in a very short time period. Use of a lamination process for the introduction of au electrode, instead of conventional metal evaporation, improved the power conversion efficiency pce of invertedstructure photovoltaic. The other is called extrusion lamination, which laminates two materials by extruding molten. This chapter describes the adhesive lamination process and the use of the process to add functionality to flexible packaging materials. Dante ferrari, celplast metallized products limited two trends are driving much of the innovation in laminations using metallized film today. Pdf hand book of printing packaging and laminations. Packaging also refers to the process of design, evaluation, and production of packages.
Life cycle inventories for flexible packaging lamination a comparison of ldpe lamination with solventborne, solventfree. The lamination process is one process that combines 2 to 3 different layers of material to produce 1 layer of packaging. It is important to properly integrate pv cells to the composite without degradation of their electrical properties and their capacity to produce the electrical energy from light. Film lamination provides protection and decorative properties and is used on many different types of printed items books, brochures, cartons, menus etc. Oct 01, 2010 at that point, a quality problem forces the packaging producer to go all the way back to reprinting the packaging and then laminating it once again. Flexible packaging adhesives dry bond laminating process inline corona treatment coat weight controlled by gravure coat weights of 0. Flexible packaging adhesives dry bond laminating process in line corona treatment coat weight controlled by gravure coat weights of 0. Web handling advice for laminators gasketingconverting expo 08 seminar. Extrusion lamination is one of the techniques used for laminating different materials, and is widely used as the manufacturing process for packaging films for products such as foods, cosmetics, and pharmaceutical products. Lamination is done by pouring a liquid between the plies of glass or plastics glazing sheet material. Laminating technology technology introduction showa denko. Mark andy has developed a new film lamination process which uses a combination of solventless adhesives and a zero pot life process to.
The manufacture of film laminates is a relatively simple continuous process of coating and bonding. Avoiding delamination and waste in flexible packaging. Process description one can distinguish two main lamination processes 3. Many different properties have to be evaluated, preferably under conditions similar to those existing during real printing. The lamination process is of the utmost importance for the production of. Adhesives and key essentials for laminating biopolymer films. Printability can not be expressed as a single numerical value. Development and simulation of extrusion lamination process.
Because we dry organic solvent and vaporize it through. Extrusion coating is one of the processes used to produce a large range of thin. Us20110064955a1 process for manufacturing a flexible. In this paper on the basics of adhesives, we will touch on. When you have a lamination error, it is almost impossible to really make up for it. For example, one can perform the process of lamination by placing a flexible material, such as paper, between layers of plastic and gluing the assembly with heat, pressure, or adhesive to form a durable sandwich. At that point, a quality problem forces the packaging producer to go all the way back to reprinting the packaging and then laminating it once again. Patidar corporation is a premier source for your converting paper needs does your company use paper or paperboard for converting, printing, or packaging. Extrusion lamination is one of the techniques used for laminating different materials, and is widely used as the manufacturing process for packaging films for. Transparent high barrier laminates manufactured by extrusion lamination process most important. Lamination is the technique process of manufacturing a material in multiple layers, so that the composite material achieves improved strength, stability, sound insulation, appearance, or other properties from the use of the differing materials, such as plastic. The substrates making up the webs may consist of films. In 1991 a company called helisys was the first to introduce sheet lamination technology to the market.
The teams primary goal is to provide guidance to packaging companies with an emphasis on packagingrelated food safety concerns. This process allows the production of paperpaper or paperaluminum foil laminates that are widely used for the packaging of biscuits and bakery products. Homopolymerbased adhesive used for the lamination of paper on corrugated cardboard, where good water resistance is required. Printability of paper is a broad general term encompassing all the properties of paper that contribute to good quality of printed matter. With the support of advanced process technology and effective designing and development. Adhesives and key essentials for laminating biopolymer. Flexible packaging films lamination film manufacturer. By combining the unique barrier, sealability and structural properties of several different substrates, a composite laminate is realised with the characteristics required for specialised packaging. Common problems that often occur in the lamination process are shown in the thickness of the packaging which can cause defects in the packaging. Laminating adhesives product guide waterbased laminating adhesives continued ashlands full line of urethaneacrylic and polyesterbased laminating adhesives are vertically integrated manufacturing. Polurflex cleaner sl polurflex cleaner sl can also be used with automatic cleaning system. At the lamination nip the two components will see each other first and will touch each other soon after. Lamination suitability for flexible packaging application a case study of uflex ltd, noida article pdf available in international journal of engineering research 45.
In uc, the object is built up on a rigidly held base plate bolted onto a heated platen, with temperatures ranging from room temperature to a maximum of approximately 200c. One method of cold lamination utilizes a process where no dry adhesive is used as in. This process allows the production of paperpaper or paperaluminum foil. Laminated metals can be supplied in up to wide rolls or qdp can slit the material to the required width for you. Typical process description application typical adhesives equipment dry processes polyurethane a liquid adhesive is dispersions, acrylic, coated on a substrate. Surface, bulk, barrier, and sealant functions must be addressed by flexible packaging structures. The film used for cold lamination is much more costly than for thermal lamination, but the equipment is less expensive.
Laminating flexible materials laminating process bobst. The fsap initiative is a project involving major food companies, packaging companies, food industry associations, and consultants. Lamination and extrusion are common manufacturing processes used to create a variety of building products, including bathroom partitions and lockers. Sustainability has become a key driver for companies in the packaging and converting industry and it. For many types of packaging it is necessary to extrude a component of the film and then it is laminated to another to complete the film structure. Way more information than you ever wanted on how to fell a tree. In the case of flexible packaging, converting would be the process of utilizing films, foils and resins and through the process of. We offer a variety of lamination methods to suit your requirement. The printed cover of books, record cover, jacket etc. Study of fracture and delamination in a packaging laminate. Film lamination print quality and durability smithers. It is used in a wide variety of packaging applications such. Laminating is an industrial product protection and enhancement process that is integral to numerous different types of parts.
Low density polyethylene ldpe is especially suitable for use in the extrusion coating process and is applied to a wide variety of substrates as indicated in appendix 1. Before moving on to solventless or solventbased adhesives, here is some key information on lamination processes that will. Lamination process the lamination process is an operation where two or more layers of material are permanently joined together. July 30, 20xx productproduct category flexible packaging film multilayer laminations process extrusion lamination, coating, etc of flexible packaging materials food safety characteristics directindirectnonfood contact. The role of laminating in the flexible packaging film process. The multilayer composite structure can be produced either through a process using adhesives or by extrusion. Sierra provides comprehensive lamination solutions. These processes, although significantly different, can produce materials that look very similar to the untrained eye. Tappi flexible packaging troubleshooting short course. We invest in highly skilled machine operators, and our extrusion laminating and coating machine operators are some of the most experienced in the industry, with an average of nearly 20 years of.
One is called dry lamination, uses the adhesive which diluted with organic solvent to laminate materials. Extrusion lamination of polywoven bags an overview of primers and resins. In the case of flexible packaging, converting would be the process of utilizing films, foils and resins and through the process of lamination, forming them into a multilayer structure. The process flow diagram is divided into 4 main steps. Rather the focus will be on synthetic materials created specifically for the laminating adhesives we will discuss products used in the dry bond lamination process. Recommended for the flexible packaging lamination machines metal rolls, rotogravure, flexo and semiflexo technology.
Extrusionlamination of flexible high barrier laminates h. Extrusion lamination of polywoven bags an overview of primers and resins jessica bodine mica corporation. Cold lamination is a process in which only one side of a document is laminated. Converting is simply changing something into a different form. The substrates making up the webs may consist of films, papers or aluminum foils. Pdf lamination suitability for flexible packaging application a. Laminating is an industrial product protection and enhancement process that is integral to numerous different types of parts, components, and materials involved in industrial manufacturing and production, as well as other kinds of industries. Scope of lamination lci oilgas extraction petrochemical feedstocks adhesive or ldpe rms adhesives or ldpe lamination laminate shipping use disposal growharvest crops plantbased feedstocks lci functional unit. Make pdfprintsierra coating technologies llc offers expert paper laminating for made to order products. Laminating process laminating is the process through which two or more flexible packaging webs are joined together using a bonding agent.
Our lamination films are fully compatible with all widelyused printing techniques and postlamination processes. Energy, mjream 0 100 200 300 400 500 600 700 800 solventfree adhesive waterborne adhesive solventborne adhesive extrusion laminated15. Generic illustrations of typical flexible laminate production lines. Ultrasonic consolidation uc is a hybrid sheet lamination process combining ultrasonic metal seam welding and cnc milling, and commercialized by solidica inc. T he packaging can be done within the export company o r the j ob can. Our services have been designed for paper mills, commercial printers, and distributors nationwide. Latyl p 510 as pvac offwhite 48 4000 roller homopolymerbased adhesive for the lamination of paper on cardboard. Pdf lamination is the process of bonding a plastic film to a printed sheet by means of heat and pressure for protection of the work or to improve the. Download limit exceeded you have exceeded your daily download allowance. July 30, 20xx productproduct category flexible packaging film multilayer laminations process extrusion lamination, coating, etc of flexible. Free of hazardous components like chlorinated hydrocarbons and nmp, and solvents like acetate and acetone.
The firms laminated object manufacturing process fused sheets of material together and used a. Some flexible packaging producers like njbased lps industries have moved entirely to the use of a solventless lamination process. Because we dry organic solvent and vaporize it through lamination process, it is called dry lamination. We invest in highly skilled machine operators, and our extrusion laminating and coating machine operators are some of the most experienced in the industry, with an average of nearly 20 years of experience in manufacturing flexible packaging. Life cycle inventories for flexible packaging lamination. For example, one can perform the process of lamination by placing a. This laminating process is required when the ink andor paper used for a document is too sensitive to the heat required with thermal lamination. Quality improvement of lamination process results in the. Latyl p 510 as pvac offwhite 48 4000 roller homopolymerbased. With our speciallydesigned machines and years of expertise making and qualifying your. Extrusion laminating coating lamination capabilities. Mark andy has developed a new film lamination process which uses a combination of solventless adhesives and a zero pot life process to enable slitting of foodgrade flexible packaging within hours of lamination. Use of a lamination process for the introduction of au electrode, instead of conventional metal evaporation, improved the power conversion efficiency pce of invertedstructure photovoltaic devices from 1.
Metals can be laminated with a wide variety of transfer adhesives depending on the properties required. The decision whether to coat, laminate or coextrude is made after considering factors like forms of coating. The substrate may be paper, paper board, polyester film, polypropylene film, aluminium foil, woven fabric, etc. The lamination process is of the utmost importance for the production of composites acrylic fabricflexible pv cells based on amorphous silicon. Lamination is the techniqueprocess of manufacturing a material in multiple layers, so that the composite material achieves improved strength, stability, sound insulation, appearance, or other properties from. The assembly is then chemically, uvcured to produce the final product. To ensure that the adhesive lamination is meeting the required specifications we have an inhouse imass sp2000 peel adhesion tester for testing peel adhesion of all laminated products. The film used for cold lamination is much more costly than for. In a process for continuously manufacturing a flexible laminate for food packagings at least one plastic film and at least one further plastic film, metal foil or paper as laminate layers are continuously coated. Lamination adhesives 4 flexible and paper packaging slideshare. Haccp hazard a control oints institute of packaging. The pressure at the lamination nip will generate the proper mix between the 2 components. The firms laminated object manufacturing process fused sheets of material together and used a digitally guided laser to cut away the desired object fig.