Defoaming agent for coating and process for preparing same
A defoaming agent and coating technology, applied in the direction of coating, etc., can solve the problems of easy foaming and affecting the coating effect, etc., and achieve the effects of easy operation, low preparation cost and simple process steps
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Embodiment 1
[0010] The present embodiment 1 provides a kind of antifoaming agent for coating, comprises each component of following parts by weight:
[0011] Ethylene bispalmitic acid amide 14 parts
[0012] Distearoyl ethylenediamine 5 parts
[0013] 9 parts of tetramethylammonium hydroxide
[0014] Fatty alcohol polyoxyethylene ether 3 parts
[0015] 33 parts of kerosene
[0016] 10 parts white oil
[0017] Aluminum dibutyrate 6 parts
[0018] 3 parts aluminum linolenate
[0019] 6 parts of aluminum dilinoleate.
[0020] The coating defoamer preparation process of the present embodiment comprises the following steps:
[0021] Step 1: Mix all the components evenly, then put them into the reaction kettle, keep the temperature at 180°C for 10 hours, and obtain the product A;
[0022] Step 2: Grinding the product A to obtain a defoamer for coatings.
Embodiment 2
[0024] This embodiment 2 provides a kind of defoamer for coatings, including the components in the following parts by weight:
[0025] Ethylene bispalmitic acid amide 16 parts
[0026] Distearoyl ethylenediamine 8 parts
[0027] 14 parts of tetramethylammonium hydroxide
[0028] Fatty alcohol polyoxyethylene ether 4 parts
[0029] 35 parts of kerosene
[0030] 14 parts white oil
[0031] 8 parts aluminum dibutyrate
[0032] Aluminum linolenate 5 parts
[0033] 8 parts of aluminum dilinoleate.
[0034] The coating defoamer preparation process of the present embodiment comprises the following steps:
[0035] Step 1: Mix all the components evenly, then put them into the reaction kettle, keep the temperature at 180°C for 10 hours, and obtain the product B;
[0036] Step 2: Grinding the product B to obtain a defoamer for coatings.
Embodiment 3
[0038] The present embodiment 3 provides a kind of antifoaming agent for coating, comprises each component of following parts by weight:
[0039] Ethylene bispalmitic acid amide 17 parts
[0040] Distearoyl ethylenediamine 9 parts
[0041] 15 parts of tetramethylammonium hydroxide
[0042] 5 parts of fatty alcohol polyoxyethylene ether.
[0043] 36 parts of kerosene
[0044] 15 parts white oil
[0045] 9 parts aluminum dibutyrate
[0046] 6 parts aluminum linolenate
[0047] 9 parts of aluminum dilinoleate
[0048] The coating defoamer preparation process of the present embodiment comprises the following steps:
[0049] Step 1: Mix all the components evenly, then put them into the reaction kettle, keep the temperature at 180°C for 10 hours, and obtain the product C;
[0050] Step 2: Grinding the product C to obtain a defoamer for coatings.
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