PET flame-retarding monofilament
A monofilament and fuel-retarding technology, which is applied in fiber types, textiles and papermaking, fiber processing, etc., can solve the problems of PET monofilaments with insufficient flame retardancy, unsuitable application fields, and high hardness, so as to improve flame retardancy and photocuring shrinkage performance, increasing layer spacing and specific surface area, and good compatibility
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[0039] Example 1
[0040] A PET flame-retardant monofilament includes a PET core bundle and a flame-retardant layer covering the outside of the PET core bundle, and the flame-retardant layer includes the following raw materials in parts by weight:
[0041]
[0042] Specifically, the toughening agent is a mixture composed of vinyl acetate, epoxy soybean oil and chlorinated polyethylene in a weight ratio of 2:0.5:2.5; the compatibilizer is tri-p-sec-butylphenyl phosphate, phthalic acid A mixture of dioctyl formate and methyl methacrylate-butadiene-styrene terpolymer in a weight ratio of 1:1:1; antioxidants are antioxidant 1076, antioxidant 168 and titanium dioxide. The weight ratio is a mixture composed of 1:1:1; the organic solvent is a mixed solution composed of toluene and ethyl acetate at a weight ratio of 3.5:1.
[0043] Wherein, the particle size of the wood powder is 35nm.
[0044] Wherein, the preparation method of the porous layered phosphate flame retardant includes the follo...
Example Embodiment
[0061] Example 2
[0062] A PET flame-retardant monofilament includes a PET core bundle and a flame-retardant layer covering the outside of the PET core bundle, and the flame-retardant layer includes the following raw materials in parts by weight:
[0063]
[0064] Specifically, the toughening agent is a mixture of vinyl acetate, epoxy soybean oil and chlorinated polyethylene in a weight ratio of 1:0.5:2. The compatibilizer is tri-sec-butyl phenyl phosphate, the antioxidant is antioxidant 1076, and the organic solvent is a mixed solution composed of toluene and ethyl acetate in a weight ratio of 3:1.
[0065] Wherein, the particle size of the wood powder is 20 nm.
[0066] Wherein, the preparation method of the porous layered phosphate flame retardant includes the following steps:
[0067] (1) Mix 4 parts by weight of quaternary phosphate salt with 20 parts by weight of inorganic montmorillonite, add 50 parts by weight of ethanol aqueous solution with a volume concentration of 70% unde...
Example Embodiment
[0084] Example 3
[0085] A PET flame-retardant monofilament includes a PET core bundle and a flame-retardant layer covering the outside of the PET core bundle, and the flame-retardant layer includes the following raw materials in parts by weight:
[0086]
[0087]
[0088] Specifically, the toughening agent is a mixture of vinyl acetate, epoxy soybean oil and chlorinated polyethylene in a weight ratio of 3:0.5:3. The compatibilizer is dioctyl phthalate. The antioxidant is antioxidant 168. The organic solvent is a mixed solution composed of toluene and ethyl acetate in a weight ratio of 4:1
[0089] Wherein, the particle size of the wood powder is 50 nm.
[0090] Wherein, the preparation method of the porous layered phosphate flame retardant includes the following steps:
[0091] (1) Mix 10 parts by weight of quaternary phosphate salt with 30 parts by weight of inorganic montmorillonite, add 60 parts by weight of ethanol aqueous solution with a volume concentration of 80% under the p...
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