Additives
Compounding
Compounding news at NPE included a wealth of new batch and continuous machines to mix in high loadings of wood flour, glass fiber, carbon black, and more exotic fillers. One new batch mixer can melt blend wood-flour compounds without the need for an extruder or continuous mixer. A number of new pelletizers were also introduced.
Read MoreGet a Stake in PVC Fencing
PVC fence markets are posting rapid gains, prompting profile extruders to install new machines by the dozens and convert existing plants from pipe and siding production. New players are jumping in, too including makers of wood-filled composites.
Read MoreGet the Right Additives for mLLDPE Film
Since the advent of metallocene-catalyzed plastomer and LLDPE film resins, improving processability while retaining their inherently high physical and optical properties has been an industry target.
Read MoreNPE Newsfinder: Chemicals & Additives
Lots of new additive and color concentrates will be displayed at NPE 2000. There will also be new pigments, including some for laser marking. Several new processing aids and modifiers for thermoplastics and thermosets are slated to debut. Also look for new mold releases and a purging agent for optical disc resins. Interesting new fillers include a new electroconductive wollastonite and high-impact wollastonite grades for automotive applications.
Read MoreNew Additives & Resins Debut at SPE Polyolefins RETEC
Several new developments in additives and polymers were unveiled at SPE's Polyolefins 2000 RETEC conference, held in Houston last month.
Read MoreBoron Nitride Looks Promising As A Polyolefin Processing Aid
Boron nitride may well become the next processing aid of choice for polyolefin extrusion, blow molding and blown film.
Read MoreFly-Ash Filler Stages a Comeback
Fly ash, a silica and alumina residue collected from the chimneys of coal-fired power plants and incinerators, is both a waste product and a promising low-cost filler for plastics.
Read MoreStretch Tio2
With prices going up and up, and supplies getting snugger, it's time to re-examine the available extender pigments that can make TiO2 go further.
Read MorePhoto-Graftable UV Absorber Gets the Yellow Out
Sanduvor PR-25, a uv absorber based on new photo-reactive chemistry, was aimed primarily at coatings when it was first launched a couple of years ago. Since then it has made headway in clear plastics, including flexible PVC, polycarbonate, PET, and other engineering thermoplastics.
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