CN105255059A - High-temperature-resisting anti-aging interior decoration PVC modified material and preparation method thereof - Google Patents

Abstract

The invention discloses a high-temperature-resisting and anti-aging interior decoration PVC modified material which is prepared from, by weight, 80-100 parts of PVC resin, 4-6 parts of zircon powder, 2-4 parts of graphite powder, 1-2 parts of carbon fiber, 1-2 parts of nano-zinc oxide, 0.2-0.4 part of propylgallate, 0.1-0.2 part of antioxidant 1010, 0.1-0.2 part of ultraviolet light absorber UV-531, 2-3 parts of a calcium-zinc stabilizer, 5-10 parts of epoxidized soybean oil, 20-30 parts of acetyl tributyl citrate, 0.5-1 part of oleamide and 5-10 parts of a performance additive. The interior decoration PVC modified material has the good mechanical performance and moisture absorption and humidifying performance, can effectively improve indoor environment comfort level, has the good high-temperature-resisting and anti-aging performance, is long in service life and high in stability, and has the high added value and practical value.

Description

A kind of high temperature resistant anti-aging upholstery PVC is material modified and preparation method thereof

Technical field

The present invention relates to the material modified technical field of PVC, particularly relate to a kind of high temperature resistant anti-aging upholstery PVC material modified and preparation method thereof.

Background technology

PVC and polyvinyl chloride are one of plastics varieties that Application Areas is the widest, have been widely used in the field such as pipe profile, building furniture, upholstery, sports equipment, medical material.But PVC product ubiquity poor mechanical property, to light, defect that thermostability is low, and along with the enhancing of people's environmental consciousness and the raising to indoor environment requirement, current PVC material is more and more difficult to accord with the demands of the market, and limits its application in upholstery field.Therefore, improve the over-all properties of PVC material, promoting the value added of PVC material, is the latency development direction of current PVC house decorative material.Easily there is decomposition and cause variable color in PVC, mechanical property declines rapidly, limits its range of application under high temperature or exposure condition.

Summary of the invention

The object of the invention is exactly the defect in order to make up prior art, provides a kind of high temperature resistant anti-aging upholstery PVC material modified and preparation method thereof.

The present invention is achieved by the following technical solutions:

A kind of high temperature resistant anti-aging upholstery PVC is material modified, and it is obtained by the raw material of following weight parts:

Polyvinyl chloride resin 80-100, zirconium English powder 4-6, Graphite Powder 99 2-4, carbon fiber 1-2, nano zine oxide 1-2, Tenox PG 0.2-0.4, antioxidant 1010 0.1-0.2, ultraviolet absorbent UV-531 0.1-0.2, calcium zinc stabilizer 2-3, epoxy soybean oil 5-10, tributyl acetylcitrate 20-30, amine hydroxybenzene 0.5-1, modified additive 5-10;

Wherein modified additive is made up of the raw material of following weight part: vinylformic acid 6-8, methylene diacrylamide 0.1-0.15, Potassium Persulphate 0.2-0.4, nano aluminium oxide 3-5, diatomite 10-15, xanthan gum 1-2, silane resin acceptor kh-550 0.1-0.2, water 80-100; The preparation method of modified additive be diatomite, xanthan gum, nano aluminium oxide and Potassium Persulphate are added to the water 50-60 DEG C, 600-800r/min stirs 0.5-1h, then 2-3h is stirred under adding vinylformic acid and methylene diacrylamide similarity condition, cooled and filtered is washed, dry completely after under 100-120 DEG C of condition with all the other raw material mixing 10-15min, after cooling, grinding evenly, to obtain final product.

The preparation method that high temperature resistant anti-aging upholstery PVC is material modified, comprises the following steps:

(1) raw material is taken by weight, co-ground 10-15min after first zirconium English powder, Graphite Powder 99, carbon fiber, nano zine oxide being mixed with Tenox PG, then add epoxy soybean oil 60-80 DEG C, 1000-1200r/min stirs 5-10min, obtain mixed slurry;

(2) by the mixed slurry in polyvinyl chloride resin, modified additive and (1) prior to 50-60 DEG C, 1000-1500r/min stirs 5-10min, then add all the other raw materials and continue the blended 10-20min of high speed in 120-140 DEG C, finally add twin screw extruder and melt extrude granulation in 100-140 DEG C, namely obtain high temperature resistant anti-aging upholstery PVC after cooling material modified.

Advantage of the present invention is:

The present invention is by acrylic acid synthesizing, nano aluminium oxide, composite diatomite modified additive blended with the material such as polyvinyl chloride resin, then obtained PVC is melt extruded material modified, both mechanical property and the weathering resistance of material had been enhanced, which in turn improve the sucting wet air permeability of material, make that the upholstery PVC that obtains is material modified has good mechanical property and moisture absorption humidity, effectively can improve the comfort level of indoor environment, and there is good high temperature resistant ageing resistance, long service life, stability is high, has higher value added and practical value.

Embodiment

A kind of high temperature resistant anti-aging upholstery PVC is material modified, and it is obtained by the raw material of following weight parts:

Polyvinyl chloride resin 80, zirconium English powder 4, Graphite Powder 99 2, carbon fiber 1, nano zine oxide 1, Tenox PG 0.2, antioxidant 1010 0.1, ultraviolet absorbent UV-531 0.1, calcium zinc stabilizer 2, epoxy soybean oil 5, tributyl acetylcitrate 20, amine hydroxybenzene 0.5, modified additive 5;

Wherein modified additive is made up of the raw material of following weight part: vinylformic acid 6, methylene diacrylamide 0.1, Potassium Persulphate 0.2, nano aluminium oxide 3, diatomite 10, xanthan gum 1, Silane coupling agent KH550 0.1, water 80; The preparation method of modified additive be diatomite, xanthan gum, nano aluminium oxide and Potassium Persulphate are added to the water 50 DEG C, 600r/min stirs 0.5h, then 2h is stirred under adding vinylformic acid and methylene diacrylamide similarity condition, cooled and filtered is washed, dry completely after under 100 DEG C of conditions with all the other raw material mixing 10min, after cooling, grinding evenly, to obtain final product.

The preparation method that high temperature resistant anti-aging upholstery PVC is material modified, comprises the following steps:

(1) take raw material by weight, co-ground 10min after first zirconium English powder, Graphite Powder 99, carbon fiber, nano zine oxide being mixed with Tenox PG, then adds epoxy soybean oil 60 DEG C, 1000r/min stirs 5min, obtain mixed slurry;

(2) by the mixed slurry in polyvinyl chloride resin, modified additive and (1) prior to 50 DEG C, 1000r/min stirs 5min, then add all the other raw materials and continue the blended 10min of high speed in 120 DEG C, finally add twin screw extruder and melt extrude granulation in 100-140 DEG C, namely obtain high temperature resistant anti-aging upholstery PVC after cooling material modified.

The material modified the performance test results of above-mentioned obtained PVC is as follows:

Test event	Unit	Result
			Tensile strength	MPa	24.6
Elongation at break	％	292
			Cantilever beam impact strength	kJ/m 2	13.9
Ageing-resistant (158 DEG C, 168h)		Do not turn yellow, not embrittlement

Claims (2)

1. a high temperature resistant anti-aging upholstery PVC is material modified, it is characterized in that, it is obtained by the raw material of following weight parts:

Polyvinyl chloride resin 80-100, zirconium English powder 4-6, Graphite Powder 99 2-4, carbon fiber 1-2, nano zine oxide 1-2, Tenox PG 0.2-0.4, antioxidant 1010 0.1-0.2, ultraviolet absorbent UV-531 0.1-0.2, calcium zinc stabilizer 2-3, epoxy soybean oil 5-10, tributyl acetylcitrate 20-30, amine hydroxybenzene 0.5-1, modified additive 5-10;

Described modified additive is made up of the raw material of following weight part: vinylformic acid 6-8, methylene diacrylamide 0.1-0.15, Potassium Persulphate 0.2-0.4, nano aluminium oxide 3-5, diatomite 10-15, xanthan gum 1-2, silane resin acceptor kh-550 0.1-0.2, water 80-100; The preparation method of modified additive be diatomite, xanthan gum, nano aluminium oxide and Potassium Persulphate are added to the water 50-60 DEG C, 600-800r/min stirs 0.5-1h, then 2-3h is stirred under adding vinylformic acid and methylene diacrylamide similarity condition, cooled and filtered is washed, dry completely after under 100-120 DEG C of condition with all the other raw material mixing 10-15min, after cooling, grinding evenly, to obtain final product.

2. the preparation method that a kind of high temperature resistant anti-aging upholstery PVC according to claim 1 is material modified, is characterized in that, comprise the following steps:

(1) raw material is taken by weight, co-ground 10-15min after first zirconium English powder, Graphite Powder 99, carbon fiber, nano zine oxide being mixed with Tenox PG, then add epoxy soybean oil 60-80 DEG C, 1000-1200r/min stirs 5-10min, obtain mixed slurry;

(2) by the mixed slurry in polyvinyl chloride resin, modified additive and (1) prior to 50-60 DEG C, 1000-1500r/min stirs 5-10min, then add all the other raw materials and continue the blended 10-20min of high speed in 120-140 DEG C, finally add twin screw extruder and melt extrude granulation in 100-140 DEG C, namely obtain high temperature resistant anti-aging upholstery PVC after cooling material modified.