德国Sinterface公司成立于1998年,是一个专门设计和制造胶体与表面科学新技术新仪器的德国公司，Sinterface生产的仪器主要用于张力测量，2维流变学，接触角测量，乳化以及泡沫分析等，主要仪器有：界面分析张力仪，泡压张力计，泡沫分析仪，界面剪切流变仪，薄膜分析仪（该仪器为全球第一台准确测量液膜厚度的商业化仪器）
工作原理:
原理是基于对悬垂的和固着的水滴或漂浮的和固定的气泡形状的分析
流变学研究
适用于测定液体在固体表面的接触角
产品配置:
所有部件都安全安装在基本平台上
-手动x / y / z轴
-图形彩色TFT触摸显示7 “分辨率800 x 480像素
-全自动电脑控制精密注射系统
-机械可调温控测量单元(温度范围10 ~ 100℃)
-工业ieee1394a -火线cmos相机
– LED照明，亮度连续可调
产品优势:
-液体的表面和界面张力
-静态接触角和动态接触角，按固着下降法计算
-表面自由能的测定
–表面流变学研究，以测量膨胀弹性和粘度
-等密度液-液系统的毛细管压力测量(可选模式DPA-1M)
-更高频率下的表面流变学研究(可选模块ODBA-1M)
-直接drop-drop、bubble-bubble和drop-bubble交互(可选模块DBMM-1M)
-流体动力学实验与可选的设置，包括我们自己的高速相机
软件功能:
-在线界面张力/接触角计算
-非常精确的控制回路，以保持恒定的体积或面积的下降或泡沫
-加药系统平稳振荡
-谐波和瞬态弛豫实验
-通过傅里叶分析从弛豫测量中计算膨胀流变参数
-固体表面自由能的计算(不同方法)
技术参数:
| Range of surface and interfacial tension | 1 to 2000 mN/m resolution: ± 0.1 mN/m |
| Range of contact angle measurement | 2° to 178° accuracy ±0.3° |
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Measuring options: |
automatic drop volume/area control pendent drop, buoyant bubble, sessile drop surface / interfacial tension dilational elasticity and viscosity contact angle surface free energy drop/bubble oscillations 0.001 to 0.5 Hz (basic version) up to 200 Hz (ODBA-1M module) |
| Dosing | built-in automatic dosing system (optional second automatic dosing system) |
| Additional measurement modules: | drop pressure module DPA-1M oscillating drop bubble oscillation module ODBA-1M drop bubble micro manipulator DBMM-1M |
| Optics | manual fixed or zoom objectives |
| Camera | Standard CMOS-camera: max. resolution 1280×1024 pixels IEEE1394A – FireWireoptical distortion: < 0.05 % high speed camera optional |
| Frame rate | Rates for standard camera: 25 images/s at resolution 1280 x 1024 pixels 100 images/s at resolution 640×480 pixels 320 images/s at resolution 320×240 pixels Rates for high speed camera: after requiest |
| Axis | manual x-axis, manual y-axis, manual z-axis |
| Display |
Dual display mode – Built-in Graphic color TFT touch display 7’’ resolution 800×480 pixel – External LCD up to 1920×1200 |
| Illumination | LED, software controlled light intensity |
| Software | embedded software free update over 1 year after purchase |
| Operation modes | Stand-alone (touch display, mouse, keyboard) or via PC, Smartphone |
| Interface | 1 GB Ethernet 3 x USB 2.0 / 1 x USB3.0 Wi-Fi (option) DisplayPort (DVI/HDMI) res. up to 1920×1200 |
| Size of device (L xW x H) | 700 x 200 x 270 mm (standard version) |
| Weight | 18 kg |
| Power supply | external 100 … 240 AC to 24 VDC, 65 W |
| Extra accessories | adjustable temperature controlled cell additional automatically controlled dosing system (up to 4 systems) coaxial double capillary for drop exchange liquid exchange cell piezo control unit special contact angle cell high temperature cells |
