Thermochromatic Paper

Thermochromic paper contains heat-sensitive materials, where molecular structural changes upon heating cause color shifts. It is used for temperature indication, anti-counterfeiting labels, and novelty printing.
Selection
The selection of thermochromic paper should consider factors such as the temperature range for color change, type of color transition, substrate compatibility, environmental stability, and cost, to meet specific application requirements.

Terms

Standards

Instruments

Vacuum principle measurement paper breathability performance, Measurement range 0-1000ml/min, test area of 10cm ², suitable for a variety of industrial paper mass detection.

$ 1134.00

The sampling size of the equipment is 300 * 320mm, and the parallelism of the incision is less than or equal to 0.1mm. It can accurately detect the mechanical properties such as paper tension resistance, elongation and fracture length, and meets the requirements of many national standards.

$ 211.00

Measurement range 10~ 500mN, resolution 5mN, tear arm 104mm, paper size 25 * 15mm, suitable for accurate determination of paper Tear strength.

$ 782.00

Using the Cobb test method, the test area is 100cm ² +/- 0.2, and the pressure roller mass is 10kg +/- 0.5, which is suitable for the detection of Water Absorbency on the surface of sizing paper and Cardboard, and is not suitable for loose or unsizing paper.

$ 848.00

Measurement range 0-20mm, accuracy 0.001mm, contact pressure 20 +/- 5kPa, suitable for paper, Cardboard and sheet material Film thickness detection, in line with a number of international standards.

$ 401.00

Measurement range 0~ 1000ml/min, test area 10cm ², test area pressure difference 1kPa, suitable for a variety of industrial paper ventilation performance detection.

$ 935.00

The Water Absorbency of paper surface was measured by Cobb test method, the test area was 100cm ², the cylinder height was 50mm, the absorbent paper Basis Weight was 200~ 250g/m2, and the pressure roller mass was 10kg to ensure the accuracy of the test.

$ 648.00

Measurement range 10~ 1000mN, Indication Error +/- 1%, suitable for a variety of paper samples, to ensure test accuracy and Repeatability, easy and reliable operation.

$ 998.00

Suitable for paper tubes with an outer diaMeter of 200mm, automatic return and judgment of crushing force, adjustable speed of 10~ 150mm/min, High Accuracy Sensor ensures accurate sampling, supports a variety of Unit switching and direct printing.

$ 1174.00

Suitable for inner paper tube testing with an outer diaMeter of 400mm, with a capacity of 500kg and an adjustable speed of 10-80mm/min, it automatically judges the crushing force and supports data printing function.

$ 1727.00

Vacuum Level 100 or 200 mm water column constant test, Measurement range 0-1000ml/min, test area 10cm ², support a variety of paper ventilation performance evaluation.

$ 1151.00

Tensile Strength and elongation paraMeters can be detected, test force 500-3000N optional, accuracy +/- 1%, stepless speed 1-500mm/min, suitable for all kinds of paper and Cardboard materials.

$ 1516.00

It adopts wear-resistant inks and thickened steel knife design, is equipped with paper cutting guide ruler and paper pressing anti-skid function, and the sampling size is 380 * 300mm to ensure accurate sampling and stable operation.

$ 283.00

Test area of 100cm ², press roller mass 10kg, can accurately determine the surface of the paper liquid absorption mass, in line with international standards.

$ 533.00

Fixed cut 15mm wide sample, sampling width error +/- 0.1mm, parallelism on both sides ≤ 0.1mm, suitable for a variety of paper test items.

$ 315.00

Articles

Application of Laboratory Scraper Heating Coating Machine in Hot Melt Adhesive Coating
This article introduces the application of a laboratory blade heating coating machine in hot melt adhesive coating. It first explains the coating process and principles, including three stages—heat conduction, fluid shear, and surface wetting—as well as the influence of temperature on adhesive viscosity.
The use of gravure proofing machines in the comprehensive evaluation of gravure ink printability and drying performance.
This article explores how a gravure proofing press can be used to comprehensively evaluate the printability and drying properties of gravure inks. The experiment tested the dot sharpness, transfer rate, and leveling properties of different inks using standard equipment, while recording drying times through the filter paper method and infrared temperature measurement.
Application of High-Temperature Viscometer in Testing the Melt Viscosity Characteristics of Hot Melt Ink
This article introduces a method for testing the melt viscosity of hot-melt ink using a high-temperature viscometer. The test employs a rotational viscometer to measure the viscosity of three ink samples at different temperatures.
Determination of Thermal Decomposition Temperature and Inorganic Filler Content in Ink by Thermogravimetric Analyzer
This article introduces how to determine the thermal decomposition temperature and inorganic filler content of ink using a thermogravimetric analyzer. During the test, a small amount of ink sample is heated in a nitrogen or air atmosphere, and the mass change curve is recorded.
Transverse Burst Strength Tester for the Evaluation of Impact Resistance of Corrugated Cardboard
This article explains how a lateral bursting strength tester is used to evaluate the impact resistance of corrugated cardboard. It measures the energy absorbed by the cardboard at the point of rupture using the pendulum impact principle, requiring the preparation of specimens according to standards and the control of environmental conditions during testing.
Surface Absorbency Tester for Predicting Drying Speed of Printing Ink on Coated Paper
This article explores how the surface absorbency tester predicts the drying speed of ink on coated paper. Traditional methods rely on actual printing tests, which are time-consuming and difficult to quantify.
Extended Application of Paper Water Absorption Tester in the Dispersibility Evaluation of Tissue Paper
This article explores how to extend the application of an instrument originally used for testing the water absorption capacity of paper to evaluate the dispersibility of tissue paper.
Flexographic proofing press is used for evaluating the printability of water-based inks on kraft paper.
This article explores the use of flexographic proofing printability testers to evaluate the printing performance of water-based inks on kraft paper. The instrument simulates actual printing conditions, enabling quantitative analysis of key parameters such as ink transfer rate, print contrast, and dot gain.
Rapid temperature change high and low temperature test chamber for thermal fatigue evaluation of PCB board solder joints.
This paper discusses the application of rapid temperature change high and low temperature test chambers in evaluating the thermal fatigue of PCB board solder joints. Solder joint fatigue is primarily caused by differences in material thermal expansion, and the test chamber simulates thermal stress through temperature cycling to accelerate the fatigue process.
Application of Three-Chamber High and Low Temperature Test Chambers in Rapid Temperature Cycling for Electronic Products
The three-chamber high-low temperature test chamber is used for reliability testing of electronic products, enabling rapid temperature transitions through independent high temperature, low temperature, and test zones. Compared to traditional single-chamber equipment, it reduces temperature change time and enhances testing efficiency.
Temperature Oscillation Suppression in Reflux Synthesis Using Laboratory Stirring Heating Mantles
This article explores the causes and suppression methods of temperature oscillations in laboratory heating mantles during reflux synthesis.
Application of Transparent Constant Temperature Water Bath in Visualization of Material Thermal Deformation
The constant temperature water bath provides a stable environment for observing the deformation of materials after heating by maintaining a constant and uniform temperature of the liquid medium.
The impact of temperature uniformity in laboratory water baths on viscosity measurement
This article discusses the importance of temperature uniformity in laboratory water baths for viscosity measurement. Viscosity is highly sensitive to temperature variations, and uneven temperature distribution within the water bath can lead to deviations in measurement results.
The Impact of Cooling Circulating Water Chillers on the Temperature Stability of Digesters
The cooling circulator helps maintain a stable temperature for the digester by circulating the cooling medium, thereby improving the repeatability of experiments. Its working principle involves using a refrigeration system to lower the water temperature, and then circulating the cooled water to the digester through a circulation pump to absorb excess heat.
Guide to Selecting a Laboratory Rotational Viscometer for Coatings Development
This article introduces how to select a laboratory rotational viscometer in coatings research and development. It first explains the principle of rotational viscometers measuring viscosity based on shear resistance, and then points out that key parameters to consider during selection include measurement range, shear rate, temperature control, and rotor configuration.