Elastollan - PUR - BASF Polyurethanes GmbH

Kunststoffe international, 2005-11-21, Elastomers: Flexible and Customised
...s EPDM and NBR in two-component grommets with an extensibility of 350% developed for the automotive industry (Kraiburg). Products with densities of only 0.5g/cm3 can be produced with expandable TPE-U. Developed initially by Elastogran (Elastollan Light) for shoe soles offering high wearing comfort, this material is going to be used now in industrial sectors such as automotive engineering. New lightfast, transparent grades of the thermoplastic polyurethanes Desmopan and Texin have been develope...

Kunststoffe international, 2005-11-21, Expandable Thermoplastic Polyurethanes: On Light Soles
... to be designed with a considerably lower wall thickness than genuine or artificial rubber or PVC soles (title photo). This weight reduction ultimately has an impact on the wearing comfort. Elastogran GmbH, Lemförde, has developed a system known as Elastollan Light which has been specially optimised for injection moulding soles. This system can be used to manufacture products with a density of up to 0.5g/cm3. The TPU system essentially comprises three mutually coordinated components in granule f...

Kunststoffe international, 2005-11-21, High-Grade Insulation
... polyether TPU on account of its good microbe resistance and considerably better hydrolysis resistance. Properties Thermoplastic polyurethane is generally supplied with a surface hardness of some 80 Shore A to 75 Shore D. New developments such as Elastollan LP 9175 from Elastogran GmbH, Lemförde/Germany, also display good properties with a hardness of only 65 Shore A. Alongside this, these same low hardnesses can also be achieved through the addition of plasticisers. Elastollan 1185 A FHF is o...

Kunststoffe international, 2005-11-21, Plasticised Thermoplastic Polyurethane: Without Plasticisers
... hardnesses under 70ShoreA have attained no practical importance because of their low quality level and their problematic processing. Through a new development by Elastogran GmbH, Lemförde/Germany, now two plasticiser-free product series designated Elastollan are available in the hardness range between 50 and 75ShoreA that do not exhibit the weaknesses mentioned above. Under the name Elastollan SPF super plasticised TPU plastics are available with hardnesses starting from 53ShoreA. For grips on ...

Kunststoffe international, 2005-11-21, Polyurethanes: Diversity in PU
... automotive sector with TPU-based damping systems, such as CeoDS which incorporates Cellasto for the auxiliary springs, buffer stops and damper bearings. Rigid PU foams from Elastogran are used for thermal insulation in the engine compartment. Elastollan-coated ribbon cables in copper are lighter weight, narrower and offer a higher performance than conventional cables. The lateral door lining on the Mercedes SLK, which is pleasant to the touch, is similarly made of materials produced by Elastogr...

Kunststoffe international, 2005-11-21, Top Performance
...ntly modified by means of spacers, the foam adhesion may be destroyed as a result of additives such as SiO2 and wax. Supramolecular structures as fillers in the melt also have an effect on the melt viscosity. Fig. 2 shows the viscosity curves for Elastollan 1185 A (manufacturer: Elastogran, Lemförde) and Elastollan SP806, which is based on this product but an opaque system. The opaque TPU has a higher viscosity than Elastollan 1185 A. This difference is more intense the lower the temperature and...

Kunststoffe international, 2005-11-21, Two-component Injection Moulding: New Hard-soft Combinations of POM and TPU
...mbinations of POM and TPU Two-component Injection Moulding. New hard-soft combinations of POM and TPU (TPE) are being produced by injection moulding. For this application, POM (Hostaform) copolymer grades with different impact modification and TPU (Elastollan) grades with varying degrees of hardness are being combined. The bond strengths of the different hard-soft combinations, as determined in a standardised tensile test, are evaluated and discussed. The results are compared with those for a ...

Kunststoffe international, 2006-10-30, Car Electronics: Producing Intricate Parts Economically
...al and plastic was improved by almost 50%. Application development technicians determined its adhesion to flexible components by two-component injection moulding of parts made from standard Ultradur B4300 G6 and Ultradur B4300 G6 High Speed with Elastollan C65A and C85A. The latter are two thermoplastic polyurethane elastomers (TPU) produced by BASF's subsidiary Elastogran with a hardness of 65 and 85 Shore A respectively. Adhesion in N/mm for the Ultradur High Speed/TPU combination of mater...

Kunststoffe international, 2007-09-19, Technology Barometer Indicates Fair Weather
...process occurs, and which has already been used for incorporation of glass fibers, for instance. The demonstration of fully automatic production of a 2-component part with integrated vibration absorption uses a cross-linked TPU (TPU-X, grade: Elastollan; manufacturer: Elastogran GmbH, Lemförde, Germany) that is produced directly on the machine from liquid prepolymer and TPU melt. The continuously operating extruder ensures uniform incorporation of the cross-linking agent into the melt and thus h...

Kunststoffe international, 2007-09-19, Versatile Material with Unlimited Potential?
...decorative and feel functions" (not just for the automotive sector) will be presented at K 2007 (Fig.5). Injection Molded Soft-touch Surfaces Apart from its polyurethane systems, Elastogran also offers innovative products based on Elastollan thermoplastic polyurethanes (TPU). These impart a soft touch, pleasant feel and high-quality appearance to car interior surfaces – and not just to dashboards. The new aliphatic HPM-TPUs (HPM: hard-phase modified) are distinguished by a particularly int...

Kunststoffe international, 2007-10-21, A Simple Alternative to Rubber-Metal Composites
...nology and reactive processing in a manufacturing cell it is possible to fulfill these requirements by means of an innovative cross-linking step. In this process marketed as "X-Form" a newly developed thermoplastic polyurethane (TPU, type: Elastollan; manufacturer: Elastogran GmbH) is cross-linked to form TPU-X by the reaction step during cooling (after molding). In this way new highly adherent rigid-flexible composites can be produced with high production quality and considerable econom...

Kunststoffe international, 2007-11-21, Everything in a Seat
...o access the company’s products and expertise for almost any part: That includes the plastics polyamide (PA; Ultramid) for seat shells and backrests, ABS (Terluran) for comfort elements such as lordosis supports, thermoplastic polyurethane (TPU; Elastollan) or (ABS+PA) blend (Terblend N) for the covers, polyoxymethylene (POM; Ultraform) for functional parts with particularly low friction properties, and Elastoflex (PU) and Neopolen P (EPP) foams for upholstery. A wide range of products are avail...

Kunststoffe international, 2007-12-17, Unlimited Versatility and Design
...ing out the sitting space with a life-sized doll. "Everything in a seat": this was the motto adopted by Recaro for the design of a car seat (Fig. 6) with materials from BASF and Elastogran. Alongside the familiar Elastollan (TPU) and Elastoflex grades (PU flexible molded foam), use was also made of a new PU creation with the designation Steron – a microporous PU artificial leather – developed by inventor Philipp Schaefer. For the production of Steron, an aqueous formulation of pigmented ...

Kunststoffe international, 2008-01-15, Elastomer Industry Has Understood
...BASF, has developed a possible alternative to the expensively produced rubber-metal composites used for damping purposes in machine mountings and chassis. The composite consists of a novel crosslinked TPU (TPU-X: trade name Elastollan) and a representative of the new polyamide family Ultramid CR (Fig.2). By two-component injection molding, it is possible to produce in one process parts where the lightweight, glass-fiber-reinforced, high-strength thermoplastic assumes the mechanical function of t...

Kunststoffe international, 2008-02-29, Keeping Track of Elastomer
... point (140°C to 180°C). Moreover, it had not been possible to combine the elastic properties and the high recoverability with simultaneous low Shore hardness, e.g. as is characteristic for natural rubber. Now, the new cross-linked TPU (TPU-X) Elastollan X-Flex (manufacturer: Elastogran GmbH) adds pronounced rubber-elastic capabilities and good performance at higher temperatures to the good processing and outstanding mechanical properties of thermoplastic polyurethanes. The combination of these ...

Kunststoffe international, 2009-02-17, Micro Needles as Biological Sensors
... 3) and 120 mg sample parts were molded (machine: Battenfeld Microsystem 50). After initial biocompatibility tests aimed at studying the suitability of various materials for processing under these conditions and for use as bio-sensor, Elastollan (Fig. 4; manufacturer: Elastogran GmbH, Lemförde, Germany), a thermoplastic polyurethane elastomer (TPE) was chosen as the base material. Once the injection molding parameters had been thoroughly optimized – the following settings melt temperature 215°C,...

Kunststoffe international, 2010-07-22, Handrail with Modular Design
...ght source with a wavelength of 632.8 nm. Figure 5 shows the experimental setup for recording the Raman spectrum. Shown in Figure 6 are the Raman spectra of an aramide fiber and the TPU matrix (Elastollan 1185A 10) in the characteristic ranges of 1,610 and 1,614 cm-1. Debonding test: Of all the tests shown in Figure 4, the micro-debonding test offers the simplest sample preparation. As with the pull-out test, interpretation of the results is hampered by the multi-axial stress condition. But the ...

Kunststoffe international, 2010-09-24, A Material Unlimited
... is suitable for use in automotive interiors, not only because it looks and feels extremely good, but because the passenger airbag functions dependably in cold weather – it also has low emissions. At its market debut three years ago, HPM-TPU Elastollan, a hard phase-modified aliphatic thermoplastic polyurethane, aroused considerable interest due to its wide range for haptic variation, ranging from velvety to leatherlike. Today”s material offers a much wider range of application. Thanks to improv...

Kunststoffe international, 2010-09-24, Elastic Diversity
... voltages of up to 1,000 V and much higher temperatures as well, owing to the power requirement of the motor (Fig. 1). In response to this challenge, BASF Polyurethanes GmbH, Lemförde, Germany, has added the new thermoplastic polyurethane (TPU), Elastollan 785 A 10 HPM, to its TPU product line. This grade provides the performance spectrum of the proven Elastollan 11 series at higher service temperatures. Hall 5, booth D21 DuPont Innovative Applications and Renewable Resources DuPont de Nemours...

Kunststoffe international, 2012-06-25, A “Cool” Future
...with Permaskin. This offers designers the chance to develop new, high-value formal languages. Low-energy, Soft Light The interior lighting and the external light strip (ambient light) have been realized with a flexible optical waveguide made of Elastollan. The use of special aliphatic isocyanates yields crystal-clear products that dim the light only minimally. Thanks to its flexibility, Elastollan offers far greater design freedom in terms of form and color than other materials and adapts with e...

Kunststoffe international, 2012-11-26, Demands and Innovations
...ings (Title photo). They combine good mechanical properties with improved flame-retarding (high limiting oxygen index (LOI) and low heat release in the cone calorimeter), low smoke development and flue gas toxicity. The new Elastollan 1185 A 10 HFFR (halogen-free flame-retardant) grade with an additive of aluminum hydroxide – a grade with magnesium hydroxide additive is also available – is particularly suitable for applications in railway vehicles according to the European fire protection standa...

Kunststoffe international, 2013-05-16, Hidden in Plain View
...er applying make up requires some of the specific properties of TPU. Small applicators that without the addition of plasticizers are very soft are used to apply tinctures. In the case of lip gloss an ester material with a Shore A hardness of 60 (Elastollan polyester TPU Shore 60 A HPM) is particularly suitable. A special feature in this application is the resistance to isododecane, which causes many soft polymers to swell unacceptably. For this reason the formulation of the TPU does not contain ...

Kunststoffe international, 2014-03-21, Novel Material Concepts: Sustainability and Design
...d from Glittenberg GmbH, Wangershausen, Germany, by a robot (FPT Robotik GmbH & Co., Amtzell, Germany). In the central step, the Ultralaminate was overmolded with the rigid component Ultramid (PA) and the soft component Elastollan (TPU). Two of the half-shells produced in this way were then assembled to form a lockable case (Fig. 4, lower right).The injection molding machine was provided by Arburg GmbH + Co KG, Lossburg, Germany, the resins were colored with pigments from BASF. Under the umbrell...

Kunststoffe international, 2014-07-22, Concepts for Exciting Ideas
...o Ding3000, shows that it is possible to reinvent an everyday product like a bicycle with modern materials (Fig. 3). In this bicycle, not only engineering plastics such as Ultradur, Ultramid and Ultraform but also polyurethanes such as Elastollan and Elastoflex and foams such as Infinergy, Neopolen and Kerdyn have been used in a hitherto unaccustomed application. Designers will find numerous stimuli for new ideas here – one example is the maintenance-free, low-wear all-plastic pedal, which opera...

Kunststoffe international, 2014-11-26, Does Size Matter?
... this behavior was observed with two material combinations, opposing phenomena were also shown.For example, a PC+TPU combination (grade: Makrolon 2458; manufacturer: Bayer MaterialScience in Leverkusen, Germany, and Elastollan 1170 A Shore 40A; manufacturer: BASF Polyurethan GmbH in Lemförde, Germany) exhibited a peel force increase of 62 % after changing the thickness from 1mm to 2 mm. Both samples show a uniform peeling behavior at different force levels (Fig. 4). In contrast, the material com...

Kunststoffe international, 2015-07-20, Biobased Feedstock in Integrated Chemical Production
...oducts could make it possible to replace up to 95 % of the fossil raw materials used. There is also great potential for the use of mass balance products in the production of shoes with soles consisting of Elastollan (TPU) or Elastopan (PU) systems (Title figure). WThe Authors is employed in the New Market Development unit of the Performance Materials Division at BASF Polyurethanes GmbH, Lemförde, Germany. works in the New Market Development unit of the Performance Materials Division at BASF SE, ...

Kunststoffe international, 2015-09-18, Regulations, Markets, Trends
...lls the strict HL3 requirements for railway vehicles in the standard EN 45545-2:2013.In its thermoplastic polyurethane segment (TPU), BASF Polyurethanes GmbH of Lemförde, Germany, is putting the new halogen-free and flame retardant Elastollan 1192 A FHF on the market for thin and highly flexible control circuitry in robots and mechanical engineering, thereby passing the UL VW1 and cable flame tests (Title figure). The goal is to substitute halogenated TPU. Moreover, Elastollan SP 3092 A 10 HFFR ...

Kunststoffe international, 2018-11-09, Droplets to the Beat of Milliseconds
... can qualify their own materials or resort to Arburg’s material database. Standard granulates such as ABS (type: Terluran GP 35; manufacturer: Ineos Styrolution), PA10 (Grilamid TR XE 4010, Ems-Chemie), PC (Makrolon 2805, Covestro), TPE-U (Elastollan C78 A15, BASF) and PP (Braskem CP 393, Braskem), are documented therein. It also contains special plastics for specialized applications such as medical-grade PLLA (type: Purasorb PL18 and Resomer LR 708; manufacturer: Corbion or rather Evonik) as we...

Kunststoffe international, 2019-04-25, Antistatic Packaging
...ckaging can include transport boxes and trays for small electronic components such as microchips, and air cushions or ziplock bags for mobile phones, circuit boards, disk drives or other electronic devices.BASF’s thermoplastic polyurethane, Elastollan is used in numerous application fields in the automation industry. Apart from the demanding mechanical property and flexibility requirements in applications involving conveyor hoses or belts, the electrostatic charging of the transported goods must...

Kunststoffe international, 2019-12-18, Electromobility and a Concept Vehicle
...intwork. Slate on a Thin PU Layer In addition, BASF made high use of polyurethane (PU). The material is not only used for the mattresses, but also for the outer surface of the pop-top roof. The roof is coated with Elastollan thermoplastic polyurethane (TPU), which makes it resistant to water and wind. Also the second highlight of the VisionVenture is based on PU. The van’s compact bathroom is paneled with slate, which is applied on a very thin layer of non-foamed PU Elastocoat. The resulting mat...

Kunststoffe international, 2020-02-12, More Material Combinations, Lower Costs
...el strength of 0 N/mm in the absence of InMould-Plasma treatment. A high bond strength is hard to obtain owing to the use of talcum as an additive to the PP. For another PP/TPU combination (type: Moplen HP500N/Elastollan E 1185 A10; manufacturers: LyondellBasell and BASF SE), peel strengths of up to 16 N/mm were determined. Application-Specific Loading of the Test Specimens The adhesive strength of the 2-component test specimens produced in the ‧InMould-Plasma process underwent an aging resistan...