Introduction to the test equipment for the stickiness of medical adhesives
Time of Update: 2022-09-10
Constant temperature stick viscosity tester CNY-5H Product model: CNY-5H Product use: hang the test plate with the sample on the test stand vertically, and hang the weight of the specified weight at t
Warmly celebrate the passing of industrial composting certification of polypetrochemical biodegradable materials
Time of Update: 2022-09-09
The biodegradable materials (DEG-1 series and DEG-2 series) independently developed by Polypec successfully passed the TÜV Rheinland Group's chemical, biodegradability, disintegration and ecotoxicity tests, and subsequently obtained the TÜV Rheinland Group and its DIN Industrial composting certificate issued by CERTCO (Certification Center of the German Institute for Standardization) .
Industrial 30% trimethylamine aqueous solution
Time of Update: 2021-10-08
1 ScopeThis standard specifies the requirements, sampling, test methods, marking, packaging, transportation and storage of a 30% aqueous solution prepared from trimethylamine .
Effect of curing agent dosage on the performance of water-based epoxy coatings
Time of Update: 2021-02-06
In this paper, by studying different proportions of water-based epoxy emulsions and curing agents, the comprehensive performance of the coating is optimal when infrared spectroscopy, film hardness, water absorption rate, neutral salt spray test and electrochemical AC impedance spectrum are used.
Moisture proof packaging test and test method
Time of Update: 2019-12-05
Abstract: moisture proof packaging is a common form of protective measures taken to protect products from water vapor in the process of circulation It is widely used in machinery, electronics, food, m