RPV-2 (Gen 2) Rheotek Polymer Viscometer - Dilute Solution Viscosity of polymers, including pulp & cellulose The RPV-2 is suitable for determining the viscosity of polymers in dilute solution using glass capillary viscometers, in accordance with standard international methods of test. Typical applications include:
Features • • • • • • •
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K-value, Reduced Viscosity Poly (vinyl chloride) resins – ISO 1628 Part 2, ASTM D1243
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Inherent Viscosity, Intrinsic Viscosity - Polyester (PET) – ISO 1628 Part 5, ASTM D4603
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Viscosity Number - Polyamides – ISO 307
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Limiting Viscosity Number Cellulose, aged electrical papers and cellulose – ISO 5351, ASTM D1795
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Polymers and bio-polymers dissolved in acids, organic solvents and water – ISO 1628 Part 1, ASTM D2857
RPV-2 is ruggedly designed and compatible with most solvents RPV-2 fully complies with a wide range of polymer methods RPV-2 can carry out duplicate polymer solution determinations RPV-2 accommodates a standard type of Ubbelohde viscometer RPV-2 determines precise solution viscosity results RPV-2 includes comprehensive software to report a wide range of results RPV-2 can be integrated with a range of other modules, including sample preparation, reaction stations and sample delivery systems
……making precision routine Subject to PSL’s terms and conditions. Technical changes may apply.
Poulten Selfe & Lee Ltd © 2018
RPV-2 Configuration The RPV-2 Analyzer includes the following integrated modules: • • • • • •
viscometer bath, cooling and LED lighting measuring heads with nIR opto-electronic detection PC processor (no external PC required) pressure pumps for raising the sample in the glass viscometer vacuum pumps for drying on-board PC processor
PSL Rheotek are the trademarks of Poulten Selfe and Lee, a UK company established in 1850. The Company has a long tradition of developing and manufacturing scientific measuring instruments – primarily for solution viscosity, kinematic viscosity and temperature. The Company is embracing new technology and has a strong development team in the areas of heat transfer, embedded electronics and robotics. The PSL Calibration Laboratory is accredited in viscometer and temperature calibration. Going forwards, the company is developing a wide range of new products for viscosity and temperature control.
RPV-2 Specifications Suitable Applications Reported Results
Flow times modes Temperature stability Temperature set-points No. of cleaning solvents Dimensions: (w x L x h) Weight Interfaces External connections Power requirement Power consumption
Dilute polymer solutions e.g. polymers, cellulose, pulps Viscosity (mPa.s) Kinematic viscosity (mm²/s) Relative Viscosity Reduced Viscosity (mL/g) Viscosity Number (mL/g) Inherent Viscosity (mL/g) Intrinsic Viscosity (mL/g) Limiting Viscosity Number (mL/g) K-Value Plus a wide range of other standard and custom results Determinability Max-Min +/- 0.01 or better As required by methods e.g. 20, 25, 30 deg. C 2 (as standard) Optional third solvent 395mm x 590mm x 580mm 40 kg RS232, USB, VGA Solvent and waste bottles PC monitor 100 – 240 VAC Max 600W
Ordering Information RPV-2 (1) RPV-2 (2) Options
RPV-2 with one measuring position RPV-2 with two measuring positions iSP-1 integrated sample preparation, SD-1BM reaction block, Sample Delivery
Contact Worldwide: Poulten Selfe & Lee Ltd (UK)
North America: PSL Rheotek USA, Inc – 574 271 9417
Subject to PSL’s terms and conditions. Technical changes may apply.
Poulten Selfe & Lee Ltd © 2018