The 8th China Innovation and Entrepreneurship Competition Finals in 2019 opened in Dalian
Time of Update: 2022-08-18
Technological innovation, great achievements . On November 10th, the opening ceremony of the New Materials Industry Finals of the 8th China Innovation and Entrepreneurship Competition in 2019 was hel
Supply and demand mismatch, liquid caustic soda market continues to rise
Time of Update: 2022-05-08
Looking at the market outlook, under the influence of supply and demand mismatch factors such as enterprise maintenance, the new crown pneumonia epidemic and downstream shortages, the market price of the main production areas of liquid caustic soda in the short term may continue to rise .
Yangzi Petrochemical's first production of new polyolefin products was successful
Time of Update: 2022-03-07
2 polypropylene plant was successfully converted into PPB-M18-G, a high-impact and high-flow polypropylene special material, which is the company's new development goal of "building a high-end polyolefin base".
Performance improvement, after technical research and production departments, to solve a series of problems, successfully produced high-impact polypropylene special material PPB-M18-G .
Production process and product standard of 2-hydroxy-3-naphthoic acid
Time of Update: 2021-08-14
The filtrate is acidified with hydrochloric acid and cooled to 0°C, crystallized, filtered, washed with water, and dried to obtain 2-hydroxy-3-naphthoic acid .
4 to filter while it is hot, wash the insoluble matter with distilled water to neutrality, and then dry it to a constant weight at 80°C .
Copper Ling fire sampling external wall insulation materials Building must wear "fire jacket
Time of Update: 2021-03-16
China Paint Network News: On the morning of January 27th, the fire department of Copperling City, Anhui Province, walked into the construction site of Star Rain Washington, D.E., to check whether the fire protection performance of the building's exterior wall insulation materials met the standards, and to remove part of the extruded molding plate from the exterior wall to seal the sample inspection.
Jiashengde's highly flexible epoxy is popular
Time of Update: 2021-01-07
DX7000 highly flexible epoxy resin is one of the functional epoxy resins of Jiashengde Materials Technology Co., Ltd. Light-colored transparent liquid.
Jiashengde Materials Technology Co., Ltd. functional epoxy resin, widely used in electrical and electronic, composite materials, oil, natural gas, construction and many other fields.
Carbon fiber: Lightweight applications are a breakthrough
Time of Update: 2021-01-06
Preoxidation technology and graphiteization technology is the key step in the preparation of high-performance carbon fiber, the quality of domestic pre-oxidation furnaces and graphite chemical furnaces and foreign advanced level gap is large, in the pre-oxidation and graphiteization link to break through the barrier of production technology and production equipment is an important direction of china's carbon fiber development.
The effect of the stretching performance of the waterproof coating of polymer emulsion building was studied
Time of Update: 2020-12-23
2 Results and discussion of the impact of 2.1 fillers on the tensile performance of waterproof coatings precipitated sulphate, quartz powder, heavy calcium carbonate, kaolin as fillers, respectively, according to the formula of Table 1 to make polymer emulsion building waterproof coating, according to the standard method of coating, maintenance, and make the corresponding test samples, and then carry out the corresponding test strength and fracture extension test.
Ship coating performance comprehensive test evaluation management system
Time of Update: 2020-12-01
Therefore, a comprehensive understanding and grasp of the physical properties of various marine coatings, mechanical properties, media-resistant immersion, anti-aging, moisture-resistant heat and salt spray data, combined with the actual service performance of coatings on the ship test data, the ship in different environments of coating selection and timely maintenance is very important.
Paint industry brand competition is really "speed war
Time of Update: 2020-09-25
In this war, enterprises are fighting nothing but brand image, therefore, obvious endorsement and social media marketing and other means of flooding the paint industry.
A brief introduction to the hot air cycle dry oven safety operating procedures
Time of Update: 2020-08-06
3, after gasoline, kerosene, alcohol, banana water flammable liquid washed parts and painted items, should be placed at room temperature for 15 to 30 minutes, until the vast majority of flammable liquid volatile, can be put into the oven to bake, indoor should pay attention to ventilation.
Common knowledge of coating: reflectivity determines heat insulation efficiency
Time of Update: 2020-04-03
Core tip: the design principle of thermal insulation coating and thermal insulation paint is that when the ratio of the energy reflected by the surface of the object and the total energy projected by
Problems and solutions in coating pretreatment process
Time of Update: 2020-03-04
The original reason for the problem in the process is that the oil removal part is not clean 1 The concentration of the oil removal liquid is low 1 The concentration is increased 2 The oil removal tim
Analysis of the characteristics of electron beam EB cured epoxy resin
Time of Update: 2020-03-04
electron beam (EB) curing technology as a new method of thermoset resin curing molding, with high efficiency, low cost, environmental protection and other advantages THE EARLIEST GOAL OF EB CURING I
What is the reason for sticking to small spray dryer
Time of Update: 2020-01-06
The reason why the spray dryer has sticky walls in dry semi wet materials is that the droplets have been contacted with the wall before they reach the surface, so they stick to the wall The position o