CN107722319A - A kind of long-life section bar and its processing method - Google Patents
A kind of long-life section bar and its processing method Download PDFInfo
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- CN107722319A CN107722319A CN201710887355.0A CN201710887355A CN107722319A CN 107722319 A CN107722319 A CN 107722319A CN 201710887355 A CN201710887355 A CN 201710887355A CN 107722319 A CN107722319 A CN 107722319A
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Abstract
The invention discloses a kind of long-life section bar and its processing method, according to parts by weight to Corvic, lead sulfate tribasic, dibasic lead phosphite, dibasic lead stearate, sulfur-bearing organotin, titanium white, carbon black, quencher, ultra-violet absorber, metal oxide, metal powder, talcum powder, stearic acid, stearic amide, stearyl alcohol, white oil, Tissuemat E carries out dispensing post-processing and section bar is made, according still further to parts by weight to No.1 soft water, polycarboxylate sodium, non- silicone mineral oil system, calcium carbonate, propane diols, titanium dioxide, 5% hydroxyethyl cellulose solution, No. two soft water, alcohol ester 12, styrene-acrylic emulsion, dimethylethanolamine carries out dispensing post-processing and coating is made, coating is coated to obtaining long-life section bar on section bar.Cost of the present invention is low, and heat endurance is good, adds rigidity, improves plasticizing quality, weatherability, toughness, uniformity are good, while have the advantages of service life is long, environmentally friendly.
Description
Technical field
The present invention relates to section bar technical field, more particularly to a kind of long-life section bar and its processing method.
Background technology
Polyvinyl chloride, English abbreviation PVC, it is the thermoplastic resin being polymerized by polyethylene under initiator effect.Work
The PVC molecular weight of industry production has larger dispersiveness, the reduction of molecular weight with polymerisation temperature typically in the range of 50,000 ~ 120,000
And increase, but it is poor to the stability of light and heat, more than 100 DEG C or through long-time solar exposure, it will decompose and produce chlorination
Hydrogen, and further autocatalysis decomposition causes discoloration, physical and mechanical properties also declines rapidly, must be added to help in actual applications
Agent is to improve the performance of each side.
PVC plastic sheet material has been popular a kind of novel light body ornament materials in the world today, is very popular
Product, PVC plastic sheet material from enter Chinese market since, big and medium-sized cities obtain universal accreditation at home, and use is non-
Often extensively.
Following defect be present in existing PVC plastic abnormal shape sheet material：1st, cost is higher；2nd, heat endurance is bad, becomes under low temperature
It is hard brittle, easily softening relaxation under high temperature；3rd, processing characteristics, impact resistance, resistance to ag(e)ing are poor；3rd, discharged in production process
Harmful substance, produce hazardous waste, finished product can discharge dioxin sour gas at high temperature, its additive in use by
Gradually volatilize, pollute air.
At present PVC plastic section bar can also be widely used in unit garden, Community Courtyard, highway, road, riverbank, lakeside,
The public and private sites such as park, balcony, garden, hospital hotel, campus, stadium, kindergarten, the home for the aged, in particular for
In these public and private site outdoor protection, usually expose to the sun and rain, will not change for a long time, also have shadow to environment, air
Ring, how to be in existing processing method with the characteristics of environmental protection while the performance requirement of section bar is improved therefore
One big difficult point.
The content of the invention
In view of the deficienciess of the prior art, the purpose of the present invention, which is that, provides a kind of long-life section bar and its processing
Method, cost is low, and heat endurance is good, adds rigidity, improves plasticizing quality, weatherability, toughness, uniformity are good, have simultaneously
The advantages of service life is long, environmentally friendly.
To achieve these goals, the technical solution adopted by the present invention is such：A kind of long-life section bar, its component are pressed
Mass fraction is calculated as：120 ~ 150 parts of Corvic, 5 ~ 10 parts of lead sulfate tribasic, 2 ~ 5 parts of dibasic lead phosphite, two
0.5 ~ 1.5 part of alkali lead stearate, 0.1 ~ 0.5 part of sulfur-bearing organotin, 1 ~ 5 part of titanium white, 1 ~ 5 part of carbon black, 1 ~ 2 part of quencher, purple
It is 1 ~ 2 part of ultraviolet absorbers, 5 ~ 10 parts of metal oxide, 5 ~ 10 parts of metal powder, 1 ~ 5 part of talcum powder, 0.1 ~ 0.3 part of stearic acid, hard
0.1 ~ 0.3 part of resin acid acid amides, 0.1 ~ 0.5 part of stearyl alcohol, 0.1 ~ 1 part of white oil, 0.5 ~ 1 part of Tissuemat E, No.1 soft water 15 ~ 20
Part, 0.5 ~ 1 part of polycarboxylate sodium, 0.1 ~ 0.5 part of non-silicone mineral oil system, 20 ~ 30 parts of calcium carbonate, 1 ~ 2 part of propane diols, titanium dioxide
10 ~ 20 parts, 5% hydroxyethyl cellulose solution, 5 ~ 10 parts, No. two 1 ~ 5 part of soft water, 12 ~ 1.5 parts of alcohol ester, styrene-acrylic emulsion 10 ~
20 parts, 0.1 ~ 0.3 part of dimethylethanolamine.
As a kind of preferred scheme, the density of the Corvic is 1.35 ~ 1.45g/cm3, apparent density 0.4
~0.5 g/cm3。
As a kind of preferred scheme, the Corvic is intenseness type PVC resin, its particle diameter be 0.1mm with
Under, it is spherical into rattling.
As a kind of preferred scheme, the quencher is nickel, cobalt complex.
A kind of processing method of described long-life section bar, comprises the following steps：
（1）Dispensing is carried out to constitutive material according to parts by weight, Corvic, tribasic is then sequentially added in the mixed machine of heat
Lead sulfate, dibasic lead phosphite, dibasic lead stearate, sulfur-bearing organotin, titanium white, carbon black, quencher, ultraviolet radiation absorption
Mix and control in agent, metal oxide, metal powder, talcum powder, stearic acid, stearic amide, stearyl alcohol, white oil, Tissuemat E
Compound is put into cold mixer cooling in certain temperature, obtains mixed material by system after reaching temperature；
（2）By step（1）In mixed material be put into melting extrusion in extruder, shaped through vacuum cooled, obtain section bar；
（3）No.1 soft water is added in the container equipped with agitator, polycarboxylate sodium, non-silicone are sequentially added under stirring
Mineral oil system, propane diols, stir 1 ~ 5 minute, titanium dioxide, calcium carbonate are slowly added in container successively, add 10% 5% hydroxyl
Ethyl cellulose solution high-speed stirred forms slurry after 10 ~ 30 minutes；
（4）By step（3）In slurry pour into grinder grind it is standby；
（5）By step（4）In standby slurry be put into another container equipped with agitator, then add remaining 90%
5% hydroxyethyl cellulose solution stirs, and sequentially adds No. two soft water, alcohol ester 12, styrene-acrylic emulsion, dimethylethanolamine
After be sufficiently stirred 10 ~ 15 minutes formed coating it is standby；
（6）By step（5）In standby coating be coated uniformly on step（2）Outside obtained section bar, cut, examine after natural cooling
Test, be put in storage.
As a kind of preferred scheme, the step（1）For the temperature of the middle mixed machine control of heat in 105 ~ 135 DEG C, cold mixer is cold
But temperature is 20 ~ 45 DEG C.
Compared with prior art, beneficial effects of the present invention：Cost of the present invention is low, and heat endurance is good, adds rigidity, carries
High plasticizing quality, weatherability, toughness, uniformity are good, while have the advantages of service life is long, environmentally friendly.
Embodiment
With reference to specific embodiment, the invention will be further described.Following examples are only used for clearly illustrating
Technical scheme, and can not be limited the scope of the invention with this.
Embodiment 1：
A kind of long-life section bar, its component are according to the mass fraction：120 parts of Corvic, 5 parts of lead sulfate tribasic, two
2 parts of alkali lead phosphite, 0.5 part of dibasic lead stearate, 0.1 part of sulfur-bearing organotin, 1 part of titanium white, 1 part of carbon black, quencher 1
Part, 1 part of ultra-violet absorber, 5 parts of metal oxide, 5 parts of metal powder, 1 part of talcum powder, 0.1 part of stearic acid, stearic amide
0.1 part, 0.1 part of stearyl alcohol, 0.1 part of white oil, 0.5 part of Tissuemat E, 15 parts of No.1 soft water, 0.5 part of polycarboxylate sodium, non-silicone
0.1 part of mineral oil system, 20 parts of calcium carbonate, 1 part of propane diols, 10 parts of titanium dioxide, 5% hydroxyethyl cellulose solution, 5 parts, No. two soft water 1
Part, 12 parts of alcohol ester, 10 parts of styrene-acrylic emulsion, 0.1 part of dimethylethanolamine.
Specifically, the density of the Corvic is 1.35 ~ 1.45g/cm3, apparent density be 0.4 ~ 0.5 g/cm3。
Specifically, the Corvic is intenseness type PVC resin, its particle diameter is below 0.1mm, into table tennis
It is spherical.
Specifically, the quencher is nickel, cobalt complex, prevents and delay decomposition and aging, increase the service life.
Specifically, the metal oxide be aluminum oxide, iron oxide, manganese oxide, zinc oxide, any of magnesia or
Several combinations of person.
Specifically, the metal powder is any of powder such as aluminium, zinc, copper, lead or multiple combinations.
A kind of processing method of described long-life section bar, comprises the following steps：
（1）Dispensing is carried out to constitutive material according to parts by weight, Corvic, tribasic is then sequentially added in the mixed machine of heat
Lead sulfate, dibasic lead phosphite, dibasic lead stearate, sulfur-bearing organotin, titanium white, carbon black, quencher, ultraviolet radiation absorption
Mix and control in agent, metal oxide, metal powder, talcum powder, stearic acid, stearic amide, stearyl alcohol, white oil, Tissuemat E
Compound is put into cold mixer cooling in certain temperature, obtains mixed material by system after reaching temperature；
（2）By step（1）In mixed material be put into melting extrusion in extruder, shaped through vacuum cooled, obtain section bar；
（3）No.1 soft water is added in the container equipped with agitator, polycarboxylate sodium, non-silicone are sequentially added under stirring
Mineral oil system, propane diols, stir 1 minute, titanium dioxide, calcium carbonate are slowly added in container successively, add 10% 5% hydroxyl second
Base cellulose solution high-speed stirred forms slurry after 10 minutes；
（4）By step（3）In slurry pour into grinder grind it is standby；
（5）By step（4）In standby slurry be put into another container equipped with agitator, then add remaining 90%
5% hydroxyethyl cellulose solution stirs, and sequentially adds No. two soft water, alcohol ester 12, styrene-acrylic emulsion, dimethylethanolamine
After be sufficiently stirred 10 minutes formed coating it is standby；
（6）By step（5）In standby coating be coated uniformly on step（2）Outside obtained section bar, cut, examine after natural cooling
Test, be put in storage.
Specifically, the step（1）For the temperature of the middle mixed machine control of heat in 105 DEG C, the temperature of cold mixer cooling is 20 DEG C.
Embodiment 2：
A kind of long-life section bar, its component are according to the mass fraction：135 parts of Corvic, 7 parts of lead sulfate tribasic, two
4 parts of alkali lead phosphite, 1 part of dibasic lead stearate, 0.3 part of sulfur-bearing organotin, 3 parts of titanium white, 3 parts of carbon black, 2 parts of quencher,
2 parts of ultra-violet absorber, 7 parts of metal oxide, 7 parts of metal powder, 3 parts of talcum powder, 0.2 part of stearic acid, stearic amide 0.2
Part, 0.3 part of stearyl alcohol, 0.5 part of white oil, 0.8 part of Tissuemat E, 17 parts of No.1 soft water, 0.8 part of polycarboxylate sodium, non-silicone ore deposit
0.3 part of thing oil system, 25 parts of calcium carbonate, 2 parts of propane diols, 15 parts of titanium dioxide, 5% hydroxyethyl cellulose solution, 7 parts, No. two soft water 3
Part, 12 parts of alcohol ester, 15 parts of styrene-acrylic emulsion, 0.2 part of dimethylethanolamine.
Specifically, the density of the Corvic is 1.35 ~ 1.45g/cm3, apparent density be 0.4 ~ 0.5 g/cm3。
Specifically, the Corvic is intenseness type PVC resin, its particle diameter is below 0.1mm, into table tennis
It is spherical.
Specifically, the quencher is nickel, cobalt complex, prevents and delay decomposition and aging, increase the service life.
Specifically, the metal oxide be aluminum oxide, iron oxide, manganese oxide, zinc oxide, any of magnesia or
Several combinations of person.
Specifically, the metal powder is any of powder such as aluminium, zinc, copper, lead or multiple combinations.
A kind of processing method of described long-life section bar, comprises the following steps：
（1）Dispensing is carried out to constitutive material according to parts by weight, Corvic, tribasic is then sequentially added in the mixed machine of heat
Lead sulfate, dibasic lead phosphite, dibasic lead stearate, sulfur-bearing organotin, titanium white, carbon black, quencher, ultraviolet radiation absorption
Mix and control in agent, metal oxide, metal powder, talcum powder, stearic acid, stearic amide, stearyl alcohol, white oil, Tissuemat E
Compound is put into cold mixer cooling in certain temperature, obtains mixed material by system after reaching temperature；
（2）By step（1）In mixed material be put into melting extrusion in extruder, shaped through vacuum cooled, obtain section bar；
（3）No.1 soft water is added in the container equipped with agitator, polycarboxylate sodium, non-silicone are sequentially added under stirring
Mineral oil system, propane diols, stir 3 minutes, titanium dioxide, calcium carbonate are slowly added in container successively, add 10% 5% hydroxyl second
Base cellulose solution high-speed stirred forms slurry after 20 minutes；
（4）By step（3）In slurry pour into grinder grind it is standby；
（5）By step（4）In standby slurry be put into another container equipped with agitator, then add remaining 90%
5% hydroxyethyl cellulose solution stirs, and sequentially adds No. two soft water, alcohol ester 12, styrene-acrylic emulsion, dimethylethanolamine
After be sufficiently stirred 13 minutes formed coating it is standby；
（6）By step（5）In standby coating be coated uniformly on step（2）Outside obtained section bar, cut, examine after natural cooling
Test, be put in storage.
Specifically, the step（1）For the temperature of the middle mixed machine control of heat in 120 DEG C, the temperature of cold mixer cooling is 30 DEG C.
Embodiment 3：
A kind of long-life section bar, its component are according to the mass fraction：150 parts of Corvic, 10 parts of lead sulfate tribasic, two
5 parts of alkali lead phosphite, 1.5 parts of dibasic lead stearate, 0.5 part of sulfur-bearing organotin, 5 parts of titanium white, 5 parts of carbon black, quencher 2
Part, 2 parts of ultra-violet absorber, 10 parts of metal oxide, 10 parts of metal powder, 5 parts of talcum powder, 0.3 part of stearic acid, stearic amide
0.3 part, 0.5 part of stearyl alcohol, 1 part of white oil, 1 part of Tissuemat E, 20 parts of No.1 soft water, 1 part of polycarboxylate sodium, non-silicone mineral oil
Be 0.5 part, 30 parts of calcium carbonate, 2 parts of propane diols, 20 parts of titanium dioxide, 5% hydroxyethyl cellulose solution 10 parts, No. two 5 parts of soft water, alcohol
12 parts of ester, 20 parts of styrene-acrylic emulsion, 0.3 part of dimethylethanolamine.
Specifically, the density of the Corvic is 1.35 ~ 1.45g/cm3, apparent density be 0.4 ~ 0.5 g/cm3。
Specifically, the Corvic is intenseness type PVC resin, its particle diameter is below 0.1mm, into table tennis
It is spherical.
Specifically, the quencher is nickel, cobalt complex, prevents and delay decomposition and aging, increase the service life.
Specifically, the metal oxide be aluminum oxide, iron oxide, manganese oxide, zinc oxide, any of magnesia or
Several combinations of person.
Specifically, the metal powder is any of powder such as aluminium, zinc, copper, lead or multiple combinations.
A kind of processing method of described long-life section bar, comprises the following steps：
（1）Dispensing is carried out to constitutive material according to parts by weight, Corvic, tribasic is then sequentially added in the mixed machine of heat
Lead sulfate, dibasic lead phosphite, dibasic lead stearate, sulfur-bearing organotin, titanium white, carbon black, quencher, ultraviolet radiation absorption
Mix and control in agent, metal oxide, metal powder, talcum powder, stearic acid, stearic amide, stearyl alcohol, white oil, Tissuemat E
Compound is put into cold mixer cooling in certain temperature, obtains mixed material by system after reaching temperature；
（2）By step（1）In mixed material be put into melting extrusion in extruder, shaped through vacuum cooled, obtain section bar；
（3）No.1 soft water is added in the container equipped with agitator, polycarboxylate sodium, non-silicone are sequentially added under stirring
Mineral oil system, propane diols, stir 5 minutes, titanium dioxide, calcium carbonate are slowly added in container successively, add 10% 5% hydroxyl second
Base cellulose solution high-speed stirred forms slurry after 30 minutes；
（4）By step（3）In slurry pour into grinder grind it is standby；
（5）By step（4）In standby slurry be put into another container equipped with agitator, then add remaining 90%
5% hydroxyethyl cellulose solution stirs, and sequentially adds No. two soft water, alcohol ester 12, styrene-acrylic emulsion, dimethylethanolamine
After be sufficiently stirred 15 minutes formed coating it is standby；
（6）By step（5）In standby coating be coated uniformly on step（2）Outside obtained section bar, cut, examine after natural cooling
Test, be put in storage.
Specifically, the step（1）For the temperature of the middle mixed machine control of heat in 135 DEG C, the temperature of cold mixer cooling is 45 DEG C.
In summary, the long-life section bar that embodiment 1 ~ 3 obtains, cost is low, and heat endurance is good, adds rigidity, improves
Plasticizing quality, weatherability, toughness, uniformity are good, while have the advantages of service life is long, environmentally friendly, further, waterproof anti-mildew
Bacterium, environment protection health.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these are improved and deformation
Also it should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of long-life section bar, it is characterised in that its component is according to the mass fraction：120 ~ 150 parts of Corvic, three
5 ~ 10 parts of alkali lead sulfate, 2 ~ 5 parts of dibasic lead phosphite, 0.5 ~ 1.5 part of dibasic lead stearate, sulfur-bearing organotin 0.1 ~
0.5 part, 1 ~ 5 part of titanium white, 1 ~ 5 part of carbon black, 1 ~ 2 part of quencher, 1 ~ 2 part of ultra-violet absorber, 5 ~ 10 parts of metal oxide, metal
5 ~ 10 parts of powder, 1 ~ 5 part of talcum powder, 0.1 ~ 0.3 part of stearic acid, 0.1 ~ 0.3 part of stearic amide, 0.1 ~ 0.5 part of stearyl alcohol, white oil
0.1 ~ 1 part, 0.5 ~ 1 part of Tissuemat E, 15 ~ 20 parts of No.1 soft water, 0.5 ~ 1 part of polycarboxylate sodium, non-silicone mineral oil system 0.1 ~
0.5 part, 20 ~ 30 parts of calcium carbonate, 1 ~ 2 part of propane diols, 10 ~ 20 parts of titanium dioxide, 5 ~ 10 parts of 5% hydroxyethyl cellulose solution, No. two it is soft
1 ~ 5 part of water, 12 ~ 1.5 parts of alcohol ester, 10 ~ 20 parts of styrene-acrylic emulsion, 0.1 ~ 0.3 part of dimethylethanolamine.
A kind of 2. long-life section bar according to claim 1, it is characterised in that：The density of the Corvic is
1.35~1.45g/cm3, apparent density be 0.4 ~ 0.5 g/cm3。
A kind of 3. long-life section bar according to any one of claim 1 or 2, it is characterised in that：The polyvinyl chloride tree
Fat is intenseness type PVC resin, and its particle diameter is below 0.1mm, spherical into rattling.
A kind of 4. long-life section bar according to claim 1, it is characterised in that：The quencher is nickel, cobalt complex.
5. the processing method of the long-life section bar described in a kind of claim 1, it is characterised in that comprise the following steps：
（1）Dispensing is carried out to constitutive material according to parts by weight, Corvic, tribasic is then sequentially added in the mixed machine of heat
Lead sulfate, dibasic lead phosphite, dibasic lead stearate, sulfur-bearing organotin, titanium white, carbon black, quencher, ultraviolet radiation absorption
Mix and control in agent, metal oxide, metal powder, talcum powder, stearic acid, stearic amide, stearyl alcohol, white oil, Tissuemat E
Compound is put into cold mixer cooling in certain temperature, obtains mixed material by system after reaching temperature；
（2）By step（1）In mixed material be put into melting extrusion in extruder, shaped through vacuum cooled, obtain section bar；
（3）No.1 soft water is added in the container equipped with agitator, polycarboxylate sodium, non-silicone are sequentially added under stirring
Mineral oil system, propane diols, stir 1 ~ 5 minute, titanium dioxide, calcium carbonate are slowly added in container successively, add 10% 5% hydroxyl
Ethyl cellulose solution high-speed stirred forms slurry after 10 ~ 30 minutes；
（4）By step（3）In slurry pour into grinder grind it is standby；
（5）By step（4）In standby slurry be put into another container equipped with agitator, then add remaining 90%
5% hydroxyethyl cellulose solution stirs, and sequentially adds No. two soft water, alcohol ester 12, styrene-acrylic emulsion, dimethylethanolamine
After be sufficiently stirred 10 ~ 15 minutes formed coating it is standby；
（6）By step（5）In standby coating be coated uniformly on step（2）Outside obtained section bar, cut, examine after natural cooling
Test, be put in storage.
A kind of 6. processing method of long-life section bar according to claim 5, it is characterised in that：The step（1）Middle heat
For the temperature of mixed machine control in 105 ~ 135 DEG C, the temperature of cold mixer cooling is 20 ~ 45 DEG C.
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| CN102250519A (en) * | 2011-04-29 | 2011-11-23 | 立邦涂料（中国）有限公司 | Latex paint for plastic base material painting and preparation method thereof |
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| CN102250519A (en) * | 2011-04-29 | 2011-11-23 | 立邦涂料（中国）有限公司 | Latex paint for plastic base material painting and preparation method thereof |
| US20140007791A1 (en) * | 2012-07-03 | 2014-01-09 | Hercules Incorporated | Water Soluble Polymer Powders with Improved Dispersibility |
| CN104031342A (en) * | 2014-06-26 | 2014-09-10 | 安徽圣源橡塑科技有限公司 | PVC (poly vinyl chloride) sectional material used for external roof connecting piece and production technology of PVC sectional material |
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