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Technical Q&A on sprayed rigid foam polyurethane for cold storage applications

1. What is sprayed rigid foam polyurethane? Sprayed rigid polyurethane is a new type of waterproof and thermal insulation material made of polymer by …

The effect of various raw materials on soft foam

1、Polyether As the main raw material, polyether reacts with isocyanate to produce carbamate, which is the skeleton reaction of foam products. In the c…

PU soft foam common problems and solutions

1、High closed pore rate (1) polyether polyol: high proportion of ethylene oxide, high activity, more occurring in the replacement of polyether polyol …

Silicone oil performance and dyeing and fixing production precautions

01 Definition of silicone oil Silicone oil is a kind of polyorganosiloxane with different polymerization degree chain structure. It is made by hydroly…

What are the main raw materials of polyurethane foam?

High resilience cold-aged polyurethane foam has excellent mechanical properties and high compression load ratio, so it has remarkable sitting comfort,…

Total production of polyurethane products in China in 2021 was 12,693,900 tons, up 8.3% year-on-year

China PU Products Market Research Report 2021 Core Content and Report Highlights Core contents of the annual report: production of various types of po…

Formulation, raw materials, auxiliaries and process production of polyurethane bra cotton

China’s flexible polyurethane foam market has a large capacity and fast growth rate. Driven by the rapid development of furniture and automobile…

Modified polyol QG260

Shanghai Qiguang Industry & Trade Co. Shanghai Qiguang Industry & Trade Co., Ltd. About us Shanghai Qiguang Industry & Trade Co. Founded i…

25 years experience in R&D and production of silicone oil, providing general-purpose soft foam silicone oil, special silicone oil, providing solutions!

Specialized in soft foam silicone oil, general purpose soft foam silicone oil, density range from 5~160kg/M3. special purpose silicone oil, such as vi…

Science丨The raw material of polyurethane and its application

Polyurethane is a polymer containing a urethane group (-NHCOO) in the main chain of the polymer, known as polyurethane (PU). Polyurethane is an emergi…

Polyurethane catalysts product list

Polyurethane catalysts product list U.S. Gas Product Number Company Product Number Product Introduction Amine Catalysts DABCO 33LVR A-33 33% Dipropyle…

Properties and applications of dimethylsilicone oil

Dimethylsilicone oil generally refers to polydimethylsiloxane, polydimethylsiloxane, is a hydrophobic class of organosilicon materials. It is used in …

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