ASTM D Standard Test Method for Determining Inherent Viscosity of Poly( Ethylene Terephthalate) (PET) by Glass Capillary Viscometer. This standard is issued under the fixed designation D ; the number specified in this ASTM test method is one of the options in the ISO method. ISO also. Find the most up-to-date version of ASTM D at Engineering

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The ratio of the relative viscosity increment to the mass concentration of the polymer. Dilute Solution Viscosity is used as an indication of the molecular weight of polymers. Like many sites, we use cookies to collect information. The RPV-2 software automatically calculates the Intrinsic Viscosity from each single determination using the Billmeyer equation.

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PET – Intrinsic Viscosity – ASTM D – RPV-2 Polymer Viscometer – Automated Viscometers

The liquid is then brought above the upper graduation mark on the viscometer. If the material is filled, it is important to specify percent filler. Commonly a sample size of mg. Your continued use of the service after we post any modifications to the privacy policy on this page will constitute your acknowledgment of the modifications and your consent to abide and be bound by the modified privacy policy.

Dilute Solution Viscosity of Polymers

Historical Version s – view previous versions of standard. To request a quote for this test or others Click Here. Our website uses cookies. This page informs you of our r4603 regarding the collection, use and disclosure of personal information we receive from users of the site. Dissolution is carried out using a reaction block with stirring and heating at deg.

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Standards can be obtained from appropriate standards authorities. Cookies Cookies are files with small amount of data, which many include an anonymous unique identifier. Thermal equilibrium is obtained within the solution. Show 5 10 15 20 25 per page. Specific hazards statements are given in Section 8. The limiting value of the reduced viscosity or the inherent viscosity at infinite dilution of the polymer.

The ratio of the difference between the viscosities of solution and solvent to the viscosity of the solvent. If you do not agree you should not continue to use this website. The solution and viscometer are placed in a constant temperature water bath.

dd4603 You can instruct your browser to refuse all cookies or to indicate when a cookie is being sent. However, if you do not accept cookies, you may not be able to use some portions of our site. You have no items to compare. Solvent and solution flow times are measured at 30 deg. Caution should be taken when handling mercury and mercury containing products. C with a programmable timer.

PET – Intrinsic Viscosity – ASTM D4603

The ratio of the viscosity of the solution to the viscosity of the solvent. Log data Like many other site operators, we collect information that your browser sends whenever you visit our site. A cookie is a small file of letters and numbers that we put on your computer if you agree. It is used for polymers that dissolve completely without chemical reaction or degradation and can provide an excellent determination of lot-to-lot consistency or be used to compare molded parts to original resin for determinations of degradation from molding.


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The polymer is first weighed and then dissolved in an appropriate solvent. By using the site, you agree to the collection and use of information in accordance with this policy. Equipment used at Plastics Technology Laboratories, Inc: While we strive to use commercially acceptable means to protect your personal information, we cannot guarantee its absolute security.

These cookies allow us to distinguish you from s4603 users of our website, which helps us to provide you with a good experience when you browse our website and also allows us to improve our site. The property of resistance of flow exhibited within the body of a material.