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This article introduces the preparation of hydrophilic polyurethane foam using EO-rich polyether, isocyanates, catalysts, and surface treatments.
2025
07
02
This article introduces various methods to prepare hydrophilic polyurethane foams using absorbent resins and hydrophilic chain segments.
2025
07
01
This article introduces how to design flexible polyurethane foam formulations, covering density control, machine foaming, catalyst effects, and performance data.
2025
06
30
This article introduces polyurethane foam for packaging, including its low-density features, foaming formulation, process conditions, and influencing factors.
2025
06
27
This article introduces filter foam, its production principles, and focuses on two processes: alkaline treatment and gas explosion for reticulation.
2025
06
26
This article introduces how temperature and humidity affect foam hardness, density, and elongation in the mechanical foaming of flexible PU foam.
2025
06
24
This article introduces how to control the flexible polyurethane foam production process and prevent appearance and physical defects during foaming.
2025
06
23
This article introduces how to formulate the operating recipe for flexible polyurethane foam based on formulation, flow rate, and lab testing.
2025
06
21
This article introduces how to determine production formulas for flexible PU foam based on machinery type, foaming method, and raw material ratios.
2025
06
20
This article introduces various types of polyurethane flexible foams, including flame-retardant, anti-yellowing, surface-modified, and semi-rigid foams.
2025
06
19
This article introduces how to produce silicone oil-modified PU foam with coarse, irregular, or pseudo high-resilience cells by adjusting formulation and process.
2025
06
18
This article introduces how to produce high resilience and slow rebound polyurethane foam, including structure, formulation, and performance indicators.
2025
06
17
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