CN103497670A - Nylon powder coating - Google Patents

Abstract

The invention discloses a nylon powder coating which comprises the following raw materials in parts by weight: 50-60 parts of epoxy resin E12, 4-5 parts of industrial magnesium and calcium slag, 4-6 parts of light calcium carbonate, 0.2-0.3 part of two-gas phase silicon oxide, 6-8 parts of polyacrylamide, 3-6 parts of ceramic slag powder, 2-3 parts of aluminite powder, 1-2 parts of dipropylenetriamine, 0.4-1 part of silver powder, 4-10 parts of dibenzyl amino ether, 2-4 parts of chlorinated paraffin and 5-10 parts of composite filler. The powder coating disclosed by the invention is low in cost and stable in quality, thereby facilitating recycle of waste resources and protecting the environment. The finished product has the advantages of strong impact resistance, good physical property, strong weather resistance and wide applicability.

Description

A kind of Nylon powder coating(s)

Technical field

The present invention relates generally to a kind of coating, relates in particular to a kind of Nylon powder coating(s).

Background technology

Development along with the appearance of various instrument in recent years especially precision meter and micro-electricity, light current components and parts, large-scale integrated circuit; also require the shell of instrument that reliable electrostatic protection and electrostatic shielding function will be arranged; coating not only want can absorbing high-frequency radiation and the electromagnetic energy of high energy; make inner fragile element obtain good protection; also to there is certain shock resistance and the performance such as corrosion-resistant, to guarantee the user demand of instrument under varying environment.

Summary of the invention

The object of the invention is exactly for a kind of Nylon powder coating(s) is provided.

The present invention is achieved by the following technical solutions:

A kind of Nylon powder coating(s) is characterized in that what it was comprised of the raw material of following weight parts:

Nylon PA66 60-70, trolamine 1.3-1.5, glitter powder 1.4-1.6, kaolin powder 6-10, tetrafluoroethylene 3-5, polyvinylidene difluoride (PVDF) 4-10, polyacrylamide 2-3, aluminum silicate fiber 3-5, peroxidation tert-butyl acetate 0.1-0.3, succinate sodium 2-ethylhexyl 1-2, compounded mix 10-14;

Described compounded mix is comprised of the raw material of following weight parts:

Laterite 30-45, fluorapatite 5-10, Fluorspar Powder 3-5, aluminium hydroxide 3-4, vanadium diboride 1-2,2,6-ditertbutylparacresol 1-2, cetomacrogol 1000 2-3;

Above-mentioned laterite, fluorapatite, Fluorspar Powder are mixed, and calcining 3-4 hour under 600-700 ℃, mix with vanadium diboride after discharging is cooling, and fully ball milling, must expect a; Above-mentioned cetomacrogol 1000 is joined in 4-5 times of water, be heated to 30-40 ℃, fully stir, add aluminium hydroxide, 100-200 rev/min of dispersed with stirring 3-4 minute, add the 6-ditertbutylparacresol, after fully mixing, with above-mentioned material a, mix, ball milling, dry, cross the 60-80 mesh sieve, obtain described compounded mix.

A kind of preparation method of Nylon powder coating(s) comprises the following steps:

Above-mentioned kaolin powder, tetrafluoroethylene, aluminum silicate fiber are mixed, be heated to 50-60 ℃, add the peroxidation tert-butyl acetate, 400-500 rev/min of dispersed with stirring 3-5 minute, with each raw material of residue, mix, by mixing extrusion in forcing machine, then after the compressing tablet fragmentation, pulverize, sieve through pulverising mill again, obtain described Nylon powder coating(s).

Advantage of the present invention is:

Powder coating cost of the present invention is low, and steady quality is conducive to realize the regeneration of waste and old resource, has protected environment, and this finished product shock resistance is strong, good physical performance, and weathering resistance is strong, and suitability is extensive.

Embodiment

Embodiment 1,

A kind of Nylon powder coating(s), it is comprised of the raw material of following weight parts (kilogram):

Nylon PA66 70, trolamine 1.5, glitter powder 1.6, kaolin powder 10, tetrafluoroethylene 5, polyvinylidene difluoride (PVDF) 10, polyacrylamide 3, aluminum silicate fiber 3, peroxidation tert-butyl acetate 0.3, succinate sodium 2-ethylhexyl 1, compounded mix 14;

Described compounded mix is comprised of the raw material of following weight parts:

Laterite 45, fluorapatite 10, Fluorspar Powder 3, aluminium hydroxide 3, vanadium diboride 1,2,6-ditertbutylparacresol 1, cetomacrogol 1000 3;

Above-mentioned laterite, fluorapatite, Fluorspar Powder are mixed, and under 700 ℃, calcining is 4 hours, after discharging is cooling, with vanadium diboride, mixes, and fully ball milling, must expect a; Above-mentioned cetomacrogol 1000 is joined in 5 times of water, be heated to 40 ℃, fully stir, add aluminium hydroxide, 200 rev/mins of dispersed with stirring 3 minutes, add the 6-ditertbutylparacresol, mixes ball milling after fully mixing with above-mentioned material a, dry, cross 60 mesh sieves, obtain described compounded mix.

A kind of preparation method of Nylon powder coating(s) comprises the following steps:

Above-mentioned kaolin powder, tetrafluoroethylene, aluminum silicate fiber are mixed, be heated to 60 ℃, add the peroxidation tert-butyl acetate, 500 rev/mins of dispersed with stirring 3 minutes, with each raw material of residue, mix, by mixing extrusion in forcing machine, then after the compressing tablet fragmentation, pulverize, sieve through pulverising mill again, obtain described Nylon powder coating(s).

Performance test:

Shock resistance: >=50kg/cm;

Hardness >=2H.

Claims (2)

1. a Nylon powder coating(s) is characterized in that what it was comprised of the raw material of following weight parts:

Nylon PA66 60-70, trolamine 1.3-1.5, glitter powder 1.4-1.6, kaolin powder 6-10, tetrafluoroethylene 3-5, polyvinylidene difluoride (PVDF) 4-10, polyacrylamide 2-3, aluminum silicate fiber 3-5, peroxidation tert-butyl acetate 0.1-0.3, succinate sodium 2-ethylhexyl 1-2, compounded mix 10-14;

Described compounded mix is comprised of the raw material of following weight parts:

Laterite 30-45, fluorapatite 5-10, Fluorspar Powder 3-5, aluminium hydroxide 3-4, vanadium diboride 1-2,2,6-ditertbutylparacresol 1-2, cetomacrogol 1000 2-3;

Above-mentioned laterite, fluorapatite, Fluorspar Powder are mixed, and calcining 3-4 hour under 600-700 ℃, mix with vanadium diboride after discharging is cooling, and fully ball milling, must expect a; Above-mentioned cetomacrogol 1000 is joined in 4-5 times of water, be heated to 30-40 ℃, fully stir, add aluminium hydroxide, 100-200 rev/min of dispersed with stirring 3-4 minute, add the 6-ditertbutylparacresol, after fully mixing, with above-mentioned material a, mix, ball milling, dry, cross the 60-80 mesh sieve, obtain described compounded mix.

2. the preparation method of a Nylon powder coating(s) as claimed in claim 1 is characterized in that comprising the following steps:

Above-mentioned kaolin powder, tetrafluoroethylene, aluminum silicate fiber are mixed, be heated to 50-60 ℃, add the peroxidation tert-butyl acetate, 400-500 rev/min of dispersed with stirring 3-5 minute, with each raw material of residue, mix, by mixing extrusion in forcing machine, then after the compressing tablet fragmentation, pulverize, sieve through pulverising mill again, obtain described Nylon powder coating(s).