{"id":247,"date":"2017-07-25T15:38:31","date_gmt":"2017-07-25T15:38:31","guid":{"rendered":"http:\/\/physchem-analytics.de\/?page_id=247"},"modified":"2022-02-15T13:15:55","modified_gmt":"2022-02-15T13:15:55","slug":"rheology","status":"publish","type":"page","link":"https:\/\/physchem-analytics.de\/en\/services\/rheology\/","title":{"rendered":"Rheology"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-kzo5ergl-8ac3747681099918525f9bf19cc5fd07\">\n#top .av-special-heading.av-kzo5ergl-8ac3747681099918525f9bf19cc5fd07{\npadding-bottom:20px;\ncolor:#67a07d;\n}\nbody .av-special-heading.av-kzo5ergl-8ac3747681099918525f9bf19cc5fd07 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-kzo5ergl-8ac3747681099918525f9bf19cc5fd07 .special-heading-inner-border{\nborder-color:#67a07d;\n}\n.av-special-heading.av-kzo5ergl-8ac3747681099918525f9bf19cc5fd07 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-kzo5ergl-8ac3747681099918525f9bf19cc5fd07 av-special-heading-h2 custom-color-heading blockquote modern-quote  avia-builder-el-0  el_before_av_textblock  avia-builder-el-first '><h2 class='av-special-heading-tag'  itemprop=\"headline\"  >Rheology<\/h2><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-kzo5f36n-a18349d4d59cfac5d73eb0825e59a027'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>PhysChem Analytics GmbH is your competent partner for rheological questions. Rheological measurements are important methods for the analysis of material parameters, which play a decisive role in processing and quality control.<\/p>\n<p>We cooperate with selected universities and research institutes in the field of rheology in order to always have the latest developments, methods and insights.<\/p>\n<h3>Examples of possible rheological samples:<\/h3>\n<p>Polymers (solid, molten, in solution)<br \/>\nEmulsions (cosmetic emulsions, foams, polymer emulsions)<br \/>\nDispersions (Slurrys)<br \/>\nNewtonian liquids (organic solvents, aqueous solutions)<br \/>\nMelting, adhesives, hot melt adhesives<br \/>\nReactive resins (epoxy, phenol \/ formaldehyde, PU resins)<\/p>\n<hr \/>\n<h3>Equipment:<\/h3>\n<p>Various rheometers with air bearing drive<br \/>\nTribology Cell (Peltier heated -30 \u00b0C to 200 \u00b0C)<br \/>\nPeltier heated and electrically heated DMTA chamber (RT &#8211; 450 \u00b0C, -30 &#8211; 200 \u00b0C)<br \/>\nPlate-plate measuring systems in different sizes (25 mm to 50 mm) and variations (smooth, sandblasted, with TrugapTM splitter recognition, &#8230;)<br \/>\nCone-plate measuring systems in different sizes (25 mm to 60 mm) and variations (Titankegel smooth, sandblasted, with TrugapTM splitter detection, &#8230;)<br \/>\nSeveral Peltier heated hoods (temperature range -30 \u00b0C to 200 \u00b0C)<br \/>\nElectrically heated hood (temperature range RT &#8211; 400 \u00b0C)<br \/>\nMeasuring system for UV curing of resins<br \/>\nOwn constructions according to company-specific specifications<\/p>\n<nav class=\"nav\"><\/nav>\n<hr \/>\n<h3>Here are some selected examples:<\/h3>\n<p>Flow curves (rotational measurements) of 0.01 &#8211; 40,000 s-1\/10 &#8211; 200 \u00b0C<br \/>\nViscosity and shear behavior of polymer melts<br \/>\nViscosity of Newtonian liquids<\/p>\n<p>Measurement of the viscoelasticity (G&#8217;, G&#8221;, tan (\u03b4)), pasty materials and melts (oscillation measurements, 10 &#8211; 450 \u00b0C)<br \/>\nViscosity and viscoelasticity of dispersions, emulsions and &#8220;tough&#8221; materials<\/p>\n<p>Torsional measurements on solid materials (e.g., GRP test specimens) for determining the mechanical strength 0.01 &#8211; 600 s-1; 10-400 \u00b0C<\/p>\n<p>Test of flexural strength on round specimens (0 to 50 N)<\/p>\n<p>Reactivity measurements on thermally curable (temperature ramp) or<br \/>\nUV-sensitive resins (with UV exposure).<br \/>\nDetermination of the curing behavior of epoxy or phenol \/ formaldehyde resins<\/p>\n<p>Stability measurements on emulsions (eg rocking tests also possible in combination with climate control).<\/p>\n<p>Tribological measurements (sliding friction, static friction)<\/p>\n<p>Determination of kinematic and dynamic viscosity<\/p>\n<\/div><\/section>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":237,"menu_order":31,"comment_status":"open","ping_status":"closed","template":"","meta":{"inline_featured_image":false,"footnotes":""},"class_list":["post-247","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/pages\/247","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/comments?post=247"}],"version-history":[{"count":5,"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/pages\/247\/revisions"}],"predecessor-version":[{"id":673,"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/pages\/247\/revisions\/673"}],"up":[{"embeddable":true,"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/pages\/237"}],"wp:attachment":[{"href":"https:\/\/physchem-analytics.de\/en\/wp-json\/wp\/v2\/media?parent=247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}