Waterborne polyurethane for automotive trim and automotive chassis paint
A technology for water-based polyurethane and automobile chassis, applied in the field of water-based polyurethane, can solve the problems of poor stability of water-based polyurethane emulsion, no flame retardancy, low safety performance, etc., achieve good tensile strength and flame retardant performance, improve hardness, good protective effect
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[0024] Example 1: A water-based polyurethane for automotive interior and automotive chassis paint, comprising: 10 parts of fat-soluble particles; 50 parts of polyisocyanates; 40 parts of hydrogen-containing compounds; 0.5 parts of flame retardants; 1 part of chain extenders; 1 part of zeolite powder; 0.5 part of epoxy resin curing agent; 0.2 part of organic drier; 10 parts of water-based curing agent; 0.5 part of cell regulator.
[0025] According to the embodiment of the present invention, the flame retardant is 4-aminobenzene, and the flame retardant is introduced through a chain extension reaction.
[0026] According to an embodiment of the present invention, the polyisocyanate can include toluene diisocyanate.
[0027] According to an embodiment of the present invention, the hydrogen-containing compound is a macromolecular compound, including polyester polyol.
[0028] According to the embodiment of the present invention, a number of pores are provided on the fat-dissolving partic...
Example Embodiment
[0031] Example 2: A waterborne polyurethane used in automotive interior and automotive chassis paint, comprising: 20 parts of fat-soluble particles; 40 parts of polyisocyanate; 30 parts of hydrogen-containing compounds; 1 part of flame retardant; 3 parts of chain extender; 2 parts of zeolite powder; 0.7 parts of epoxy resin curing agent; 0.5 parts of organic drier; 20 parts of water-based curing agent; 0.8 parts of cell regulator.
[0032] According to the embodiment of the present invention, the flame retardant is bisphenyl phosphorus oxide, and the flame retardant is introduced through a chain extension reaction.
[0033] According to an embodiment of the present invention, the polyisocyanate can include multiple toluene polyphenyl polyisocyanates.
[0034] According to an embodiment of the present invention, the hydrogen-containing compound is a macromolecular compound, including polyether polyol.
[0035] According to an embodiment of the present invention, a plurality of pores ar...
Example Embodiment
[0038] Example 3: A waterborne polyurethane used in automotive interior and automotive chassis paint, comprising: 30 parts of fat-soluble particles; 10 parts of polyisocyanates; 20 parts of hydrogen-containing compounds; 2 parts of flame retardants; 5 parts of chain extenders; 5 parts of zeolite powder; 0.8 parts of epoxy resin curing agent; 0.6 parts of organic drier; 40 parts of water-based curing agent; 1 part of cell regulator.
[0039] According to the embodiment of the present invention, the flame retardant is 4-aminobenzene, and the flame retardant is introduced through a chain extension reaction.
[0040] According to an embodiment of the present invention, the polyisocyanate includes isophorone diisocyanate.
[0041] According to an embodiment of the present invention, the hydrogen-containing compound is a macromolecular compound, including a polyol resin emulsion.
[0042] According to the embodiment of the present invention, several pores are provided on the fat-dissolving ...
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