CN104817836A - Unsaturated-polyester-base composite material for pipelines and preparation method thereof - Google Patents
Unsaturated-polyester-base composite material for pipelines and preparation method thereof Download PDFInfo
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- CN104817836A CN104817836A CN201510240913.5A CN201510240913A CN104817836A CN 104817836 A CN104817836 A CN 104817836A CN 201510240913 A CN201510240913 A CN 201510240913A CN 104817836 A CN104817836 A CN 104817836A
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Abstract
The invention provides an unsaturated-polyester-base composite material for pipelines, which comprises the following components in parts by weight: 20-35 parts of unsaturated polyester, 5-12 parts of nano cellulose, 1-6 parts of multiwall carbon nanotube, 0.1-0.4 part of accelerator, 0.1-1.8 parts of initiator, 0.4-1.5 parts of defoaming agent, 0.1-0.3 part of inhibitor, 2-4 parts of antioxidant, 30-40 parts of filler and 1-3 parts of coupling agent. The invention also provides a preparation method of the unsaturated-polyester-base composite material for pipelines. The unsaturated-polyester-base composite material for pipelines has favorable antistatic property, and is beneficial to environmental protection.
Description
Technical field:
The present invention relates to matrix material, particularly relate to pipeline unsaturated polyester based composites and preparation method thereof.
Background technology:
Winding shaping process is wound on core by the continuous fibre of dipped resin adhesive liquid (or strap, prepegged strands) according to certain rule, then through solidification, the demoulding, obtains goods.Winding shaping process has the following advantages: 1) can by the force-bearing situation design Winding theory of product, the enable intensity giving full play to fiber; 2) specific tenacity is high; 3) reliability is high, constant product quality; 4) production efficiency is high; 5) cost is low.Wrapping formed starting material mainly comprise fiber reinforced material, resin matrix and filler, wherein resin matrix refers to the glue system of resin and solidifying agent composition, the thermotolerance of winding product, chemical resistance and resistance to weather aging depend primarily on resin property, also have a significant impact manufacturability, mechanical property simultaneously.Wrapping formed common resins mainly unsaturated polyester resin, can be used for general civilian goods as pipeline, storage tank etc.The mechanical property of common unsaturated polyester resin is not very desirable, therefore needs to carry out enhancing modified and just can meet the demands.
Such as, the Chinese patent application that publication number is CN101613443, publication date is 2009.12.30, application people is East China University of Science discloses " a kind of preparation method of unsaturated polyester resin ", each compositions in weight percentage batching, xylene formaldehyde resin, monounsaturated dicarboxylic acid is added in the reactor with thermometer, agitator, nitrogen ingress pipe and condenser, 180-200 DEG C is warming up to gradually, until measure acid number lower than 10mgKOH/g under stirring; Be cooled to less than 160 DEG C and drop into unsaturated dibasic acid, dibasic alcohol, part stopper, be progressively warming up to 200-210 DEG C, react to acid number lower than 30mgKOH/g; Reaction product is cooled to 100 DEG C, adds residue stopper and crosslinkable monomers, stir and obtain product in 1 hour, the product that this invention obtains has high strength, high tenacity.But the surface resistivity that this invention obtains product is higher, when being applied to pipeline, there will be the problem that antistatic property is undesirable, in the environment that can not occur electrostatic, have potential safety hazard, and environmental protection not.
Summary of the invention:
The technical problem to be solved in the present invention is to provide pipeline unsaturated polyester based composites, and its antistatic property is better, and is conducive to environmental protection.
For solving the problems of the technologies described above, technical scheme of the present invention is:
Pipeline unsaturated polyester based composites, its weight part consists of:
Preferably, unsaturated polyester of the present invention is 191 unsaturated polyesters.
Preferably, the diameter of nano-cellulose of the present invention is 15-20nm.
Preferably, promotor of the present invention is cobalt iso-octoate.
Preferably, initiator of the present invention is methylethyl ketone peroxide.
Preferably, defoamer of the present invention is organo-siloxane.
Preferably, inhibitor of the present invention is toluhydroquinone or nitrosobenzene.
Preferably, oxidation inhibitor of the present invention is antioxidant 1010.
Preferably, described filler is light calcium carbonate.
Another technical problem that the present invention will solve is to provide the preparation method of above-mentioned pipeline unsaturated polyester based composites.
For solving the problems of the technologies described above, technical scheme is:
The pipeline preparation method of unsaturated polyester based composites, its step is as follows:
(1) be mixed with water the cellulose suspension that massfraction is 10% after Mierocrystalline cellulose being carried out purification process, cellulose suspension be placed in super grinder and grind 1 hour under rotating speed is 1600rpm, obtain nano-cellulose;
(2) multi-walled carbon nano-tubes being added volume ratio is in the concentrated nitric acid of 1:3 and the nitration mixture of the vitriol oil, sonic oscillation 2 hours, return stirring 3 hours at 70 DEG C, leave standstill and remove supernatant liquid after 4 hours, with deionized water dilution final vacuum suction filtration, then vacuum-drying 24 hours at 80 DEG C, obtains modified multiwalled carbon nanotube;
(3) modified multiwalled carbon nanotube that nano-cellulose step (1) obtained, step (2) obtain and other components add stirring tank and are uniformly mixed, stop after 30 minutes stirring, obtain compound, being cast in by compound scribbles in the mould of releasing agent, self-vulcanizing 6 days, obtains pipeline unsaturated polyester based composites after the demoulding.
Therefore compared with prior art, the present invention has following beneficial effect:
1) nano-cellulose has high strength, renewable, biodegradable advantage, it is after super grinder grinding, define IPN tridimensional network, can be dispersed in resin matrix, and the bonding force between resin matrix is stronger, therefore good enhancement is served to matrix material, the good biological degradability that simultaneously made matrix material also possess, be conducive to environmental protection;
2) multi-walled carbon nano-tubes has good conductivity and thermomechanical property, after nitration mixture oxide treatment, its surface creates carboxyl functional group, and create stronger interaction between resin matrix, and can be dispersed in resin matrix, define good conductive channel, show conductive effect, effectively reduce the surface resistivity of matrix material, improve the antistatic property of matrix material, can be applicable to anlistatig occasion.
Embodiment:
Describe the present invention in detail below in conjunction with specific embodiment, be used for explaining the present invention in this illustrative examples of the present invention and explanation, but not as a limitation of the invention.
Embodiment 1
Pipeline unsaturated polyester based composites, its weight part consists of: 191 unsaturated polyesters 24 parts, nano-cellulose 5 parts, multi-walled carbon nano-tubes 4 parts, cobalt iso-octoate 0.3 part, methylethyl ketone peroxide 0.9 part, organo-siloxane 0.5 part, toluhydroquinone 0.3 part, antioxidant 1010 2 parts, light calcium carbonate 35 parts, coupling agent 1.5 parts, wherein, the diameter of nano-cellulose is 15-20nm.
The step of its preparation method is as follows:
(1) be mixed with water the cellulose suspension that massfraction is 10% after Mierocrystalline cellulose being carried out purification process, cellulose suspension be placed in super grinder and grind 1 hour under rotating speed is 1600rpm, obtain nano-cellulose;
(2) multi-walled carbon nano-tubes being added volume ratio is in the concentrated nitric acid of 1:3 and the nitration mixture of the vitriol oil, sonic oscillation 2 hours, return stirring 3 hours at 70 DEG C, leave standstill and remove supernatant liquid after 4 hours, with deionized water dilution final vacuum suction filtration, then vacuum-drying 24 hours at 80 DEG C, obtains modified multiwalled carbon nanotube;
(3) modified multiwalled carbon nanotube that nano-cellulose step (1) obtained, step (2) obtain and other components add stirring tank and are uniformly mixed, stop after 30 minutes stirring, obtain compound, being cast in by compound scribbles in the mould of releasing agent, self-vulcanizing 6 days, obtains pipeline unsaturated polyester based composites after the demoulding.
Embodiment 2
Pipeline unsaturated polyester based composites, its weight part consists of: 191 unsaturated polyesters 30 parts, nano-cellulose 10 parts, multi-walled carbon nano-tubes 6 parts, cobalt iso-octoate 0.2 part, methylethyl ketone peroxide 0.8 part, organo-siloxane 1.0 parts, nitrosobenzene 0.1 part, antioxidant 1010 4 parts, light calcium carbonate 30 parts, coupling agent 2 parts, wherein, the diameter of nano-cellulose is 15-20nm.
The step of its preparation method is as follows:
(1) be mixed with water the cellulose suspension that massfraction is 10% after Mierocrystalline cellulose being carried out purification process, cellulose suspension be placed in super grinder and grind 1 hour under rotating speed is 1600rpm, obtain nano-cellulose;
(2) multi-walled carbon nano-tubes being added volume ratio is in the concentrated nitric acid of 1:3 and the nitration mixture of the vitriol oil, sonic oscillation 2 hours, return stirring 3 hours at 70 DEG C, leave standstill and remove supernatant liquid after 4 hours, with deionized water dilution final vacuum suction filtration, then vacuum-drying 24 hours at 80 DEG C, obtains modified multiwalled carbon nanotube;
(3) modified multiwalled carbon nanotube that nano-cellulose step (1) obtained, step (2) obtain and other components add stirring tank and are uniformly mixed, stop after 30 minutes stirring, obtain compound, being cast in by compound scribbles in the mould of releasing agent, self-vulcanizing 6 days, obtains pipeline unsaturated polyester based composites after the demoulding.
Embodiment 3
Pipeline unsaturated polyester based composites, its weight part consists of: 191 unsaturated polyesters 35 parts, nano-cellulose 11 parts, multi-walled carbon nano-tubes 5 parts, cobalt iso-octoate 0.4 part, methylethyl ketone peroxide 1.8 parts, organo-siloxane 0.4 part, toluhydroquinone 0.2 part, antioxidant 1010 2.5 parts, light calcium carbonate 40 parts, coupling agent 2.5 parts, wherein, the diameter of nano-cellulose is 15-20nm.
The step of its preparation method is as follows:
(1) be mixed with water the cellulose suspension that massfraction is 10% after Mierocrystalline cellulose being carried out purification process, cellulose suspension be placed in super grinder and grind 1 hour under rotating speed is 1600rpm, obtain nano-cellulose;
(2) multi-walled carbon nano-tubes being added volume ratio is in the concentrated nitric acid of 1:3 and the nitration mixture of the vitriol oil, sonic oscillation 2 hours, return stirring 3 hours at 70 DEG C, leave standstill and remove supernatant liquid after 4 hours, with deionized water dilution final vacuum suction filtration, then vacuum-drying 24 hours at 80 DEG C, obtains modified multiwalled carbon nanotube;
(3) modified multiwalled carbon nanotube that nano-cellulose step (1) obtained, step (2) obtain and other components add stirring tank and are uniformly mixed, stop after 30 minutes stirring, obtain compound, being cast in by compound scribbles in the mould of releasing agent, self-vulcanizing 6 days, obtains pipeline unsaturated polyester based composites after the demoulding.
Embodiment 4
Pipeline unsaturated polyester based composites, its weight part consists of: 191 unsaturated polyesters 34 parts, nano-cellulose 7 parts, multi-walled carbon nano-tubes 3 parts, cobalt iso-octoate 0.1 part, methylethyl ketone peroxide 1.5 parts, organo-siloxane 0.8 part, toluhydroquinone 0.2 part, antioxidant 1010 3.5 parts, light calcium carbonate 34 parts, coupling agent 1 part, wherein, the diameter of nano-cellulose is 15-20nm.
The step of its preparation method is as follows:
(1) be mixed with water the cellulose suspension that massfraction is 10% after Mierocrystalline cellulose being carried out purification process, cellulose suspension be placed in super grinder and grind 1 hour under rotating speed is 1600rpm, obtain nano-cellulose;
(2) multi-walled carbon nano-tubes being added volume ratio is in the concentrated nitric acid of 1:3 and the nitration mixture of the vitriol oil, sonic oscillation 2 hours, return stirring 3 hours at 70 DEG C, leave standstill and remove supernatant liquid after 4 hours, with deionized water dilution final vacuum suction filtration, then vacuum-drying 24 hours at 80 DEG C, obtains modified multiwalled carbon nanotube;
(3) modified multiwalled carbon nanotube that nano-cellulose step (1) obtained, step (2) obtain and other components add stirring tank and are uniformly mixed, stop after 30 minutes stirring, obtain compound, being cast in by compound scribbles in the mould of releasing agent, self-vulcanizing 6 days, obtains pipeline unsaturated polyester based composites after the demoulding.
Embodiment 5
Pipeline unsaturated polyester based composites, its weight part consists of: 191 unsaturated polyesters 20 parts, nano-cellulose 12 parts, multi-walled carbon nano-tubes 1 part, cobalt iso-octoate 0.4 part, methylethyl ketone peroxide 0.1 part, organo-siloxane 1.5 parts, nitrosobenzene 0.3 part, antioxidant 1010 3 parts, light calcium carbonate 36 parts, coupling agent 3 parts, wherein, the diameter of nano-cellulose is 15-20nm.
The step of its preparation method is as follows:
(1) be mixed with water the cellulose suspension that massfraction is 10% after Mierocrystalline cellulose being carried out purification process, cellulose suspension be placed in super grinder and grind 1 hour under rotating speed is 1600rpm, obtain nano-cellulose;
(2) multi-walled carbon nano-tubes being added volume ratio is in the concentrated nitric acid of 1:3 and the nitration mixture of the vitriol oil, sonic oscillation 2 hours, return stirring 3 hours at 70 DEG C, leave standstill and remove supernatant liquid after 4 hours, with deionized water dilution final vacuum suction filtration, then vacuum-drying 24 hours at 80 DEG C, obtains modified multiwalled carbon nanotube;
(3) modified multiwalled carbon nanotube that nano-cellulose step (1) obtained, step (2) obtain and other components add stirring tank and are uniformly mixed, stop after 30 minutes stirring, obtain compound, being cast in by compound scribbles in the mould of releasing agent, self-vulcanizing 6 days, obtains pipeline unsaturated polyester based composites after the demoulding.
Embodiment 6
Pipeline unsaturated polyester based composites, its weight part consists of: 191 unsaturated polyesters 25 parts, nano-cellulose 9 parts, multi-walled carbon nano-tubes 2 parts, cobalt iso-octoate 0.2 part, methylethyl ketone peroxide 1.4 parts, organo-siloxane 1.4 parts, nitrosobenzene 0.1 part, antioxidant 1010 3.5 parts, light calcium carbonate 32 parts, coupling agent 2.5 parts, wherein, the diameter of nano-cellulose is 15-20nm.
The step of its preparation method is as follows:
(1) be mixed with water the cellulose suspension that massfraction is 10% after Mierocrystalline cellulose being carried out purification process, cellulose suspension be placed in super grinder and grind 1 hour under rotating speed is 1600rpm, obtain nano-cellulose;
(2) multi-walled carbon nano-tubes being added volume ratio is in the concentrated nitric acid of 1:3 and the nitration mixture of the vitriol oil, sonic oscillation 2 hours, return stirring 3 hours at 70 DEG C, leave standstill and remove supernatant liquid after 4 hours, with deionized water dilution final vacuum suction filtration, then vacuum-drying 24 hours at 80 DEG C, obtains modified multiwalled carbon nanotube;
(3) modified multiwalled carbon nanotube that nano-cellulose step (1) obtained, step (2) obtain and other components add stirring tank and are uniformly mixed, stop after 30 minutes stirring, obtain compound, being cast in by compound scribbles in the mould of releasing agent, self-vulcanizing 6 days, obtains pipeline unsaturated polyester based composites after the demoulding.
After tested, the test result of the antistatic property of the matrix material that embodiment 1-6 obtains and comparative example is as shown in the table, the wherein Chinese patent of comparative example to be publication number be CN101613443, testing method is: at ambient temperature, the surface resistivity of mold pressing sample is measured with surface resistivity tester:
As seen from the above table, the surface resistivity of the matrix material that the present invention obtains is starkly lower than comparative example, and antistatic property is better.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. pipeline unsaturated polyester based composites, is characterized in that: its weight part consists of:
2. pipeline unsaturated polyester based composites according to claim 1, is characterized in that: described unsaturated polyester is 191 unsaturated polyesters.
3. pipeline unsaturated polyester based composites according to claim 1, is characterized in that: the diameter of described nano-cellulose is 15-20nm.
4. pipeline unsaturated polyester based composites according to claim 1, is characterized in that: described promotor is cobalt iso-octoate.
5. pipeline unsaturated polyester based composites according to claim 1, is characterized in that: described initiator is methylethyl ketone peroxide.
6. pipeline unsaturated polyester based composites according to claim 1, is characterized in that: described defoamer is organo-siloxane.
7. pipeline unsaturated polyester based composites according to claim 1, is characterized in that: described inhibitor is toluhydroquinone or nitrosobenzene.
8. pipeline unsaturated polyester based composites according to claim 1, is characterized in that: described oxidation inhibitor is antioxidant 1010.
9. pipeline unsaturated polyester based composites according to claim 1, is characterized in that: described filler is light calcium carbonate.
10. the preparation method of unsaturated polyester based composites of the pipeline according to claim 1 ~ 9 any one, is characterized in that: its step is as follows:
(1) be mixed with water the cellulose suspension that massfraction is 10% after Mierocrystalline cellulose being carried out purification process, cellulose suspension be placed in super grinder and grind 1 hour under rotating speed is 1600rpm, obtain nano-cellulose;
(2) multi-walled carbon nano-tubes being added volume ratio is in the concentrated nitric acid of 1:3 and the nitration mixture of the vitriol oil, sonic oscillation 2 hours, return stirring 3 hours at 70 DEG C, leave standstill and remove supernatant liquid after 4 hours, with deionized water dilution final vacuum suction filtration, then vacuum-drying 24 hours at 80 DEG C, obtains modified multiwalled carbon nanotube;
(3) modified multiwalled carbon nanotube that nano-cellulose step (1) obtained, step (2) obtain and other components add stirring tank and are uniformly mixed, stop after 30 minutes stirring, obtain compound, being cast in by compound scribbles in the mould of releasing agent, self-vulcanizing 6 days, obtains pipeline unsaturated polyester based composites after the demoulding.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107337914A (en) * | 2017-08-02 | 2017-11-10 | 合肥安力电力工程有限公司 | A kind of pipeline of sewer and preparation method thereof |
| CN107513135A (en) * | 2017-08-11 | 2017-12-26 | 河海大学 | A kind of pultrusion high shear carbon nanotubes unsaturated-resin and preparation method thereof |
| CN107903601A (en) * | 2017-12-21 | 2018-04-13 | 吴江市强塑阀门管件厂 | A kind of preparation method and applications of anti-aging plastics tubing |
| CN109337323A (en) * | 2018-09-30 | 2019-02-15 | 濮阳市盛源能源科技股份有限公司 | A kind of silver nanowires/unsaturated polyester resin nano composite material and preparation method |
| CN109354851A (en) * | 2018-09-30 | 2019-02-19 | 濮阳市盛源能源科技股份有限公司 | A kind of preparation method of biology base unsaturated polyester resin flame-retardant composite material |
| CN110172236A (en) * | 2019-01-04 | 2019-08-27 | 南京工业大学 | A kind of surface modified carbon microballoon/unsaturated polyester (UP) composite flame-proof material preparation method and applications |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102208540A (en) * | 2011-04-18 | 2011-10-05 | 电子科技大学 | Substrate for flexible photoelectronic device and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208540A (en) * | 2011-04-18 | 2011-10-05 | 电子科技大学 | Substrate for flexible photoelectronic device and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107337914A (en) * | 2017-08-02 | 2017-11-10 | 合肥安力电力工程有限公司 | A kind of pipeline of sewer and preparation method thereof |
| CN107513135A (en) * | 2017-08-11 | 2017-12-26 | 河海大学 | A kind of pultrusion high shear carbon nanotubes unsaturated-resin and preparation method thereof |
| CN107513135B (en) * | 2017-08-11 | 2020-01-07 | 河海大学 | High-shear-resistance carbon nanotube-containing unsaturated resin for pultrusion and preparation method thereof |
| CN107903601A (en) * | 2017-12-21 | 2018-04-13 | 吴江市强塑阀门管件厂 | A kind of preparation method and applications of anti-aging plastics tubing |
| CN109337323A (en) * | 2018-09-30 | 2019-02-15 | 濮阳市盛源能源科技股份有限公司 | A kind of silver nanowires/unsaturated polyester resin nano composite material and preparation method |
| CN109354851A (en) * | 2018-09-30 | 2019-02-19 | 濮阳市盛源能源科技股份有限公司 | A kind of preparation method of biology base unsaturated polyester resin flame-retardant composite material |
| CN110172236A (en) * | 2019-01-04 | 2019-08-27 | 南京工业大学 | A kind of surface modified carbon microballoon/unsaturated polyester (UP) composite flame-proof material preparation method and applications |
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