Production process for wood-plastic door plate capable of releasing negative ions
A technology of negative oxygen ions and door panels, applied in the field of wood-plastic door panel production technology, can solve problems such as unfavorable environmental protection requirements, complex preparation methods, etc., and achieve the effects of long production cycle, low comprehensive cost, and neat cut surface.
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[0031] Example 1
[0032] Wood-plastic door panel releasing negative oxygen ions
[0033] The prepared raw materials and parts by weight are: PVC resin powder: 100 parts by weight; plant fiber powder: 30-80 parts by weight; mica powder: 50-150 parts by weight; plasticizing regulator: 5-10 parts by weight; processing aid : 1-4 parts by weight; foaming agent: 1-3 parts by weight; internal and external lubricants: 1-3 parts by weight.
[0034] The mica powder is ultrafine mica powder with a particle size of 2000-2500 mesh; the weight ratio of the mica powder to the titanate activator is 100:0.2-0.5; the plant fiber powder is straw; preparation steps for:
[0035] (1) Feed the mica powder into the mixer, add the titanate activator, and activate it at 80~125℃ for 1-3 hours;
[0036] (2) PVC resin powder, plant fiber powder, plasticizing regulator, processing aid, foaming agent, internal and external lubricants, the proportioning is sent to the mixer, heated to 105-145℃, and then cooled to ...
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[0039] Example 2
[0040] Wood-plastic door panel releasing negative oxygen ions
[0041] The prepared raw materials and parts by weight are: PVC resin powder: 100 parts by weight; plant fiber powder: 30-50 parts by weight; mica powder: 70-80 parts by weight; plasticizing regulator: 6-9 parts by weight; processing aid : 1-3 parts by weight; foaming agent: 1-2 parts by weight; internal and external lubricants: 1-3 parts by weight;
[0042] The mica powder is ultrafine mica powder with a particle size of 2000-2500 mesh; the weight ratio of mica powder and titanate activator is 100:0.3; the plant fiber powder is straw;
[0043] The preparation steps are:
[0044] (1) Feed the mica powder into the mixer, add the titanate activator, and activate it at 80~125℃ for 1-3 hours;
[0045] (2) PVC resin powder, plant fiber powder, plasticizing regulator, processing aid, foaming agent, internal and external lubricants, the proportioning is sent to the mixer, heated to 105-145℃, and then cooled to 45...
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[0048] Example 3
[0049] Wood-plastic door panel releasing negative oxygen ions
[0050] The prepared raw materials and parts by weight are: PVC resin powder: 100 parts by weight; plant fiber powder: 30-50 parts by weight; mica powder: 70-80 parts by weight; plasticizing regulator: 6-9 parts by weight; processing aid : 1-3 parts by weight; foaming agent: 1-2 parts by weight; internal and external lubricants: 1-3 parts by weight; the ratio of mica powder and titanate activator is: the weight ratio is 100:0.2;
[0051] The preparation method, the steps are:
[0052] (1) Feed the mica powder into the mixer, add the titanate activator, and activate at 105~115℃ for 1-2 hours;
[0053] (2) PVC resin powder, plant fiber powder, plasticizing regulator, processing aid, foaming agent, internal and external lubricants, sent to the mixer, heated to 115 ~ 135 ℃, and then cooled to 50 ~ 65 ℃ and put in Barrel
[0054] (3) Put the mixed raw materials into the extruder, heat to 140~185℃, extrude, ext...
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