It is recommended for heavy trucks with low pressure processing, excellent damage tolerance and light weight benefits. In particular, hydrogenated dcpd based hydrocarbon resins are frequently used in premium hotmelt adhesives hmas and hotmelt pressuresensitive adhesives hmpsas because of their waterwhite color and excellent stability to light and heat. It is not intended to provide an indepth discussion of all health and safety information. Polydicyclopentadiene, abbreviated dcpd, is a highly reactive thermoplastic resin formed by a dielsalder addition reaction of two cyclopentadiene molecules yielding two stereoisomers. Dcpd resin grade is generally used in the production of cycloaliphatic and c5c9 aromatic hydrocarbon resins but may also be used in the production of unsaturated polyester resins. In this study, dicyclopentadiene dcpd is selected as a modifier and the effect of dcpd content on the curing behavior of the modified upr is examined via differential scanning calorimetry dsc and rheometrics dynamic analysis rda. Molded of metton lmr liquid molding resin from metton america, the. Hydrocarbon resin manufacturer neville chemical company. The lx petroleum hydrocarbon resin series is chemically inert and mixed aromaticalicyclic in content. These products are high in unsaturation and low in molecular weight which benefits the end useapplications of printing inks, paints and coatings, rubber, adhesives and concrete cure compounds. Remove victim to fresh air and keep at rest in a position comfortable for breathing. A lightly crosslinked olefinic thermoset, pdcpd has mechanical properties. Metton lmr liquid molding resin is a tough and durable engineering plastic material used to produce large or thick molded parts for many diversified applications. Health, safety and environmental considerations dcpd is highly flammable.
Dcpd will be marketed by utilizing the sojitz network, targeting users in fastgrowing areas not only in the us but also abroad. Workable dcpd based polyesters were elusive to some resin manufacturers. Polydicyclopentadiene pdcpd is a polymer which is formed through ring opening metathesis polymerisation romp of dicyclopentadiene dcpd. The first p dcpd hood appeared last year on the model 9900 from navistars international truck and engine corp. For the love of physics walter lewin may 16, 2011 duration. Polydicyclopentadiene dcpd properties and applications. Prototype parts can be molded in epoxypolyester, molds. Physical properties are similar to the ortho resins, but toughness is sacrificed along with the ability to create strong secondary bonds. Development of dicyclopentadienemodified resins and their. Gel time for a given resin depends on initiator level, promoter level, second promoter level, and temperature. The novel dcpd modified polyester containing epoxy groups was prepared during threestep process. Polymer, thermoset, polydicyclopentadiene pdcpd material notes.
If material has been swallowed and the exposed person is conscious, give small quantities of water to drink. Molded of metton lmr liquid molding resin from metton america. Tricyclo5,2,1,03,8decadiene dow dcpd resin grade back to top product overview dicyclopentadiene dcpd is typically a clear liquid with a fragrant strong musty odor. Metton pdcpd hood on the new kenworth w900l heavy truck costs the. In addition, a new fireresistant ul94vo certified brand yellow card has been introduced to the market.
Dcpd and cpd codimers, which are diels alder adducts of cpd and c4c6 diolefins. Dcpd is also an ingredient for metton liquid modeling resin lmr, which is manufactured and sold by sojitz subsidiary metton america inc. Dcpd resins are on the low end of styrene content, ranging from 35% to. Metton dcpd panel repair standard operating procedure page 1 of 2 sop, metton dd rev. Metton lmr is a family of lightly cross linked olefinic thermoset polymers based on polydicyclopentadiene pdcpd with mechanical property performance. The objective of this research is to prepare modified unsaturated polyester resin upr with good processibility, dimension stability and mechanical properties. Dicyclopentadiene dcpd based hydrocarbon resins are widely used as tackifiers in many applications. These resins incorporate dicyclopentadiene, besides the regular ingredients like maleic anhydride, phthalic anhydride, and glycols e.
This sop will guide you through the process of repairing a crack or hole in a metton. Dcpd dicyclopentadiene is a colorless liquid with a camphorlike odor. Equipment osbornes pdcpd molding via reaction injection molding rim includes equipment and lowcost composite or aluminum rim molds that offer the production flexibility you need for your most demanding projects. Metton material and process benefits metton america. Dcpd resins are transformed using high pressure rim equipment as used in. Lmr liquid molding resin is a tough and durable engineering plastic material used to produce large or thick molded parts for many diversified applications. Because of lower styrene levels and a unique polymer structure, dcpd polyester resins shrink less than typical orthophthalic resins. Next generation infusion resin for wind turbine blades. Polyesters crystic resins are unsaturated polyesters. This grade has been extensively adopted in new applications such as electric products, medical equipment, vehicles, and housing equipment that take advantage of the excellent electrical characteristics and other.
First, the addition reaction of maleic acid to dcpd norbonenyl double bond has been performed. Sojitz acquires usbased petrochemical manufacturer. Curing reaction of unsaturated polyester resin modified by. Dcpd is used in the manufacturing process of items like. Metton is a tough and durable engineering plastic material used to produce large or thick molded parts for many diversified applications including heavy. Hydrogenated dcpdbased resins for sbcbased hotmelt psas. Dcpd is found in the coproduct streams from the production of ethylene. Base dcpd low emission and low styrene content resins. There is the additional issue of continued intercompetition between synthetic resin based on piperylene and natural systems based on rosin esters. Product description 3m smcfiberglass repair adhesive 1 is a two part urethane used to bond rigid plastics, such as. But these resins were received especially well by boat manufacturers, who came to appreciate the technologys distinct cosmetic benefits.
For example, with derakane 411 ve mekp 1%, conap 0. Sheet molded compound smc, fiber reinforced polyester frp i. Lohs1 hills aktiengeseuschaft, marl germany abstract the results obtained in the development of binders for coating materials and adhesives using dicyclopentadiene dcpd or dcpd secondary products are presented. Next generation infusion resin for wind blades wind energy. In the metton lmr molding process, two low viscosity dcpd liquid streams one containing an activator a component and the other a catalyst b. Currently, the most prestigious application for p dcpd is the hood on the new topoftheline w900l model from kenworth truck co. It offers tough engineering resin performance and low temperature impact.
Metton lmr m2100vo by metton america is lightly crosslinked olefinic thermoset polymer based on polydicyclopentadiene pdcpd. Ortho, dcpd and ortho dcpd blends are also referred to as general purpose gp resins because of the variety of applications in which they can be used. Product stewardship summary crude dicyclopentadiene dcpd the product stewardship summary is intended to give general information about the chemical or categories of chemicals addressed. Thermal, viscoelastic, and mechanical properties of dcpd. The dcpd products are available in tank truck, railcar or barge quantities. The resulting exothermic reaction heat generating creates a fully polymerized part in less. Dicyclopentadiene dcpd resins are used for applications requiring high surface finish. This section contains polymer property data necessary to initially assess the compatibility of metton lmr with a particular application. Product stewardship summary crude dicyclopentadiene dcpd. Smaller volumes, up to one metric ton, can be provided on request for experimental and developmental purposes. Advanced materials formulations engineered to meetyour product specifications the starting point in a composite product design is specifying the functional requirements and economics. Dcpd is the dimer of cpd cyclopentadiene, with the formula of c10h12. Materias poly dcpd a gamechanging thermoset resin system.
Dicyclopentadiene, abbreviated dcpd, is a chemical compound with formula c 10 h 12. The liquid dcpd monomer also can be combined with several additives to create specialized resin formulations. The strategic report provides critical insights on the dicyclopentadiene dcpd market size, share, trend, forecasts, and opportunity analysis. The major use is in resins, particularly, unsaturated polyester resins. Sometimes a standard formulary is an easy fit but in most cases customers stretch for more.
Dcpd resins are a type of unsaturated polyester resins broadly used for making composite components. Progress in organic coatings, 20 1992 273287 273 development of dicyclopentadienemodified resins and then usage as paint binders w. At room temperature, it is a clear light yellow color liquid with an acrid odor. Metton contributes to first all plastic production car. Fiberglass boat hulls shower stalls bathtubs adhesives inks flame retardants certain kinds. Dcpd resins are transformed using high pressure rim equipment as used in the polyurethane industry, with some small changes to be considered. Metton is produced using a closed mold process which helps deliver more. In the metton lmr molding process, two low viscosity dcpd liquid streams one containing an activator a component and the other a catalyst b component are impingement mixed at a 1. Metton lmr m2100vo metton america datasheet omnexus. The dicyclopentadiene dcpd market size is projected to grow at 4. In the metton lmr molding process, two low viscosity dcpd liquid streams one containing an. As a reference, a widely used machine to inject dcpd resins is the cannon a100 fitted with a dcpd kit.
Metton lmr liquid molding resin is a tough and durable engineering plastic material used to produce large or thick molded parts for many. Houston, texas, and synergistic effects are expected between. The metton lmr reaction injection molding process can provide large parts in low pressure molds with the mechanical property performance similar to injection molded engineering thermoplastics. Dicyclopentadiene is coproduced in large quantities in the steam cracking of naphtha and gas oils to ethylene. Metton provides part design freedom with integrated functionality and part consolidation opportunities similar to injection molding for replacement of traditional materials such as. Rmc molds both metton lmr and telene in which two, lowviscosity p dcpd liquid streams one containing an activator a and the other a catalyst b are impingement mixed at a 1. Lighter, stronger, faster, fewer pieces, fireretardant, larger, chemical resistant, glossier finish, lower cost.
Metton lmr is a tough and durable engineering plastic material used to produce large or thick molded parts for many diversified applications. This plastic is a rigid material often used for large hoods on. The catalyst is a mixture of phosphoric acid and methyl benzene sulfonic acid, wherein the weight ratio of. Thermal, viscoelastic, and mechanical properties of dcpd containing polymers marta worzakowska 3rd joint czechhungarianpolishslovak thermoanalytical conference special chapter the authors 2011. Dcpd containing products are also used in the production of hydrocarbon resins and unsaturated polyester resins. Metton, and telene liquid molding resins for reaction injection molding rim. Metton lmr m15xx by metton america is lightly crosslinked olefinic thermoset polymer based on polydicyclopentadiene pdcpd. This invention relates to a method for producing dicyclopentadiene modified unsaturated polyester resin, comprising. A family of lightly crosslinked, olefinic thermoset polymers based on polydicyclopentadiene p dcpd with mechanical properties similar to engineering thermoplastics.