Solid particle foam inhibitor and method for preparing same
A technology of solid particles and anti-foaming agent, applied in the direction of foam dispersion/prevention, etc., can solve the problems of inability to function, products easily hardened, and prone to decay, etc.
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[0029] 1. Preparation of main defoaming substances
[0030] The high-viscosity silicone grease was prepared according to the methods of Example 1 and Example 2 of patent CN200610040821.3, and the obtained defoaming active substances were X1 and X2 respectively.
[0031] Low-viscosity polyorganosiloxanes are hydroxyl-terminated polydimethylsiloxanes with kinematic viscosities of 100 mPa·s, 10,000 mPa·s, and 20,000 mPa·s at 25°C, respectively, and are denoted as B1, B2, and B3.
[0032] 2, preparation embodiment solid particle antifoaming agent
[0033] The ratio between each constituent material of specific embodiment sees the following table:
[0034] Table 1 The proportion (mass percentage, %) that each component of solid particle antifoaming agent accounts for
[0035]
[0036] Each component in the above table was prepared respectively according to the aforementioned preparation method of the present invention as solid particle foam suppressor Example 1, Example 2, and...
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