CN108047490A - A kind of light stabilizer and preparation method thereof, light aging resisting PP composite material - Google Patents
A kind of light stabilizer and preparation method thereof, light aging resisting PP composite material Download PDFInfo
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- CN108047490A CN108047490A CN201711285540.9A CN201711285540A CN108047490A CN 108047490 A CN108047490 A CN 108047490A CN 201711285540 A CN201711285540 A CN 201711285540A CN 108047490 A CN108047490 A CN 108047490A
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- light stabilizer
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/009—Compounds containing, besides iron, two or more other elements, with the exception of oxygen or hydrogen
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Abstract
The present invention relates to a kind of new light stabilizer and preparation method thereof and with the light stabilizer light aging resisting PP composite material.The general formula of the light stabilizer is expressed as [M (II)1‑xM(Ⅲ)x(OH)2]x+Ax/n n‑·mH2O, wherein, M (II) is bivalent metal ion Mg2+And Ni2+, M (III) is trivalent metal ion Fe3+, A is the anion of n valencys, and x is the molar ratio of M (III) and [M (III)+M (II)], and m is to crystallize water, x=0.1~0.5, A OH‑、CO3 2‑, m=0~10.The present invention, which solves the problems, such as to obtain light stabilizer, to be needed in layered double-hydroxide Intercalation reaction organic uv absorbers, so as to obtain the preferable light aging resisting PP composite material of stability.
Description
Technical field
The invention belongs to materials chemistry, chemical technology fields, are related to light stabilizer and preparation method thereof and with the light
The light aging resisting PP composite material of stabilizer.
Background technology
Polypropylene (PP) is widely used in chemical industry, building materials, car and boat etc. because it has many advantages, such as heat-resisting, easy processing, light weight
Engineering field.PP Materials trend shows that PP is widely used in outdoor at present, as exterior decorative materials, auto parts and components,
The plastic seat in stadium etc..But as high molecular material PP as other high molecular polymers, when being chronically exposed to outdoor
When can change, such as product surface cracking, gloss forfeiture, yellowing, relative molecular mass decline, can more seriously lead
The mechanical properties such as impact strength, elongation at break, tensile strength, bending strength is caused significantly to decline influencing PP products just
Often use.PP is exposed to outdoor meeting accelerated ageing, and there are many factor for causing aging, the dirt in temperature, precipitation, humidity and air
Dye object and ozone etc. are responsible for the aging of material.But the main reason for aging is the energy that PP materials absorb ultraviolet light, is drawn
Auto-oxidation reaction is sent out, so as to cause light degradation occurs so that product local appearance and physical mechanical property are deteriorated.Therefore occur
One urgent problem:The PP materials of outdoor application have to the performance with certain ageing resistance by ultraviolet light.Therefore,
The PP materials for having the function of ageing resistance by ultraviolet light have become the hot spot studied both at home and abroad.To obtain ageing-resistant performance preferable poly- third
Alkene composite material, people usually promote its weatherability by means of adding stabilizer and antioxidant, and this method is relatively simple
Feasible and most realistic, most widely used at present method, and achieve preferable effect.
The current research in relation to layered metal hydroxides light stabilizer is mainly concentrated through the replaceable of interlayer anion
Property, the anion interlayer materials such as salicylic acid esters, benzophenone, Hinered phenols are introduced, so as to obtain stratiform light stabilizer, and
By changing the element species and ratio of cationic laminate, stability height, the double hydrogen-oxygens of the strong stratiform of uv absorption capacity are prepared
Compound class light stabilizer is then reported less.
The content of the invention
The present invention provides a kind of light stabilizer and preparation method thereof and the light aging resisting polypropylene with the light stabilizer is answered
Condensation material.
A kind of light stabilizer, general formula are expressed as [M (II)1-xM(Ⅲ)x(OH)2]x+Ax/n n-·mH2O, wherein, M (II) is two
Valence metal ion Mg2+And Ni2+, M (III) is trivalent metal ion Fe3+, A is the anion of-n valencys, and x is M (III) and [M (III)+M
(II)] molar ratio, m are to crystallize water, x=0.1~0.5, A OH-、CO3 2-, m=0~10.
The preparation method of above-mentioned light stabilizer, comprises the following steps:Step A, by divalent magnesium ion, bivalent nickel ion and three
The soluble-salt of valency iron ion is soluble in water, is made into the salting liquid that cation concn is less than 1.0mol/L;
Step B, it is less than 1.0mol/L, Na to prepare NaOH concentration2CO3Concentration is less than the mixed ammonium/alkali solutions of 0.5mol/L;
Step C, distilled water are added in reaction vessel, heating, while add in mixed base and mixing salt solution, maintain reaction
PH value 10 or so in device, the slurry after reaction is transferred in hydrothermal reaction kettle, and room temperature, mistake are cooled to after reacting 0.5-48h
It filters up to light stabilizer described in claim 1.
Further, the step A middle-jiao yang, function of the spleen and stomach ion concentration range is the salting liquid of 0.1mol/L~1.0mol/L.
Further, the NaOH concentration prepared in the step B is that scope is 0.1mol/L~1.0mol/L.
Further, the Na prepared in the step B2CO3Concentration is less than 0.05mol/L~0.5mol/L.
Further, the temperature heated in the step C is 60 DEG C.
Further, hydrothermal temperature scope is 100 DEG C~200 DEG C in the step C.
A kind of light aging resisting PP composite material, the light aging resisting PP composite material include above-mentioned light and stablize
Agent and polypropylene;Wherein, in the light aging resisting PP composite material, the mass fraction of the light stabilizer is
0.1%~10%.
The present invention has the following advantages compared with prior art:
1st, simple for process, easy to operate, flow is short, and production cost is low, equipment material is required relatively low;
2nd, need not be added in reaction process additive and anion ultraviolet absorber, barrier etc. can produce containing
The light stabilizer of magnesium ferronickel and polypropylene light aging resisting composite products.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the invention will be further described, in attached drawing:
Fig. 1 is the XRD spectra of 1 light stabilizer of the embodiment of the present invention;
Fig. 2 is the XRD spectra of 2 light stabilizer of the embodiment of the present invention;
Fig. 3 is the XRD spectra of 3 light stabilizer of the embodiment of the present invention;
Fig. 4 is that the SEM of 4 light stabilizer of the embodiment of the present invention schemes;
Fig. 5 is the XRD spectra of 4 light stabilizer of the embodiment of the present invention;
Fig. 6 is the aging under different light stabilizer additive amounts of 1~4 light aging resisting PP composite material of the embodiment of the present invention
Time and tensile strength relational graph.
Specific embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1
A, 2.03g MgCl are weighed2·6H2O、1.19g NiCl2·6H2O and 2.03g FeCl3·6H2O is made into Mg2+Concentration
For 0.04mol/L, Ni2+Concentration is 0.02mol/L, Fe3+Concentration is that the mixing salt solution 250mL of 1.35mol/L is for use;
B, 4.0g NaOH, 5.3g Na are weighed2CO3NaOH concentration is made into as 0.1mol/L, Na2CO3Concentration 0.05mol/L
Mixed ammonium/alkali solutions 1L it is for use;
C, 100mL distilled water is taken to add in four-hole boiling flask, 60 DEG C are heated in water-bath, is added in simultaneously with a certain amount of flow
Mixed base and mixing salt solution keep charging rate, and the pH in reaction solution is maintained to be transferred to the slurry after reaction 10 or so
Hydrothermal reaction kettle reacts 1h at 120 DEG C respectively, and filtering, washing are taken out after being cooled to room temperature, and 80 DEG C of dryings contain to obtain the final product after broken
The light stabilizer product of magnesium ferronickel.
Above-mentioned gained light stabilizer is added in 6% mass fraction in polypropylene, up to light aging resisting after 180 DEG C are kneaded
PP composite material.
Embodiment 2
A, 15.2g MgCl are weighed2·6H2O、17.8g NiCl2·6H2O and 20.3g FeCl3·6H2O is made into Mg2+Concentration
For 0.3mol/L, Ni2+Concentration is 0.3mol/L, Fe3+Concentration is that the mixing salt solution 250mL of 0.3mol/L is for use;
B, 60.0g NaOH, 79.5g Na are weighed2CO3NaOH concentration is made into as 1.0mol/L, Na2CO3Concentration 0.5mol/L
Mixed ammonium/alkali solutions 1.5L it is for use;
C, 150mL distilled water is taken to add in four-hole boiling flask, 70 DEG C are heated in water-bath, is added in simultaneously with a certain amount of flow
Mixed base and mixing salt solution keep charging rate, and the pH in reaction solution is maintained to be transferred to the slurry after reaction 10 or so
Hydrothermal reaction kettle reacts 30h at 140 DEG C respectively, and filtering, washing are taken out after being cooled to room temperature, and 80 DEG C of dryings contain to obtain the final product after broken
The light stabilizer product of magnesium ferronickel.
Above-mentioned gained light stabilizer is added in 2% mass fraction in polypropylene, up to light aging resisting after 180 DEG C are kneaded
PP composite material.
Embodiment 3
A, 15.2g MgCl are weighed2·6H2O、17.8g NiCl2·6H2O and 20.3g FeCl3·6H2O is made into Mg2+Concentration
For 0.3mol/L, Ni2+Concentration is 0.3mol/L, Fe3+Concentration is that the mixing salt solution 250mL of 0.3mol/L is for use;
B, 60.0g NaOH, 79.5g Na are weighed2CO3NaOH concentration is made into as 1.0mol/L, Na2CO3Concentration 0.5mol/L
Mixed ammonium/alkali solutions 1.5L it is for use;
C, 150mL distilled water is taken to add in four-hole boiling flask, 70 DEG C are heated in water-bath, is added in simultaneously with a certain amount of flow
Mixed base and mixing salt solution keep charging rate, and the pH in reaction solution is maintained to be transferred to the slurry after reaction 10 or so
Hydrothermal reaction kettle reacts 30h at 140 DEG C respectively, and filtering, washing are taken out after being cooled to room temperature, and 80 DEG C of dryings contain to obtain the final product after broken
The light stabilizer product of magnesium ferronickel.
Above-mentioned gained light stabilizer is added in 4% mass fraction in polypropylene, up to light aging resisting after 180 DEG C are kneaded
PP composite material.
Embodiment 4
A, 25.4g MgCl are weighed2·6H2O、14.9g NiCl2·6H2O and 16.9g FeCl3·6H2O is made into Mg2+Concentration
For 0.50mol/L, Ni2+Concentration is 0.25mol/L, Fe3+Concentration is that the mixing salt solution 250mL of 0.25mol/L is for use;
B, 40.0g NaOH, 15.9g Na are weighed2CO3NaOH concentration is made into as 1.0mol/L, Na2CO3Concentration 0.15mol/
The mixed ammonium/alkali solutions 1L of L is for use;
C, 100mL distilled water is taken to add in four-hole boiling flask, 60 DEG C are heated in water-bath, is added in simultaneously with a certain amount of flow
Mixed base and mixing salt solution keep charging rate, and the pH in reaction solution is maintained to be transferred to the slurry after reaction 10 or so
Hydrothermal reaction kettle is reacted for 24 hours respectively at 120 DEG C, and filtering, washing are taken out after being cooled to room temperature, and 80 DEG C of dryings contain to obtain the final product after broken
The light stabilizer product of magnesium ferronickel.
Above-mentioned gained light stabilizer is added in 1% mass fraction in polypropylene, up to light aging resisting after 180 DEG C are kneaded
PP composite material.
To the old of different light stabilizer additive amount obtains in above-described embodiment 1~4 light aging resisting PP composite material
Change the time compared with tensile strength relation, while be not added with light stabilizer obtain polypropylene material as a comparison case into
Row comparison;Comparing result is as shown in Figure 6.From fig. 6 it can be seen that adding the light stabilizer, can significantly improve polyacrylic
Anti-light aging performance.
Claims (8)
1. a kind of light stabilizer, general formula is expressed as [M (II)1-xM(Ⅲ)x(OH)2]x+Ax/n n-·mH2O, wherein, M (II) is divalent
Metal ions M g2+And Ni2+, M (III) is trivalent metal ion Fe3+, A is the anion of-n valencys, and x is M (III) and [M (III)+M
(II)] molar ratio, m are to crystallize water, x=0.1~0.5, A OH-、CO3 2-, m=0~10.
2. a kind of preparation method of light stabilizer as described in claim 1, which is characterized in that comprise the following steps:
Step A, the soluble-salt of divalent magnesium ion, bivalent nickel ion and ferric ion is soluble in water, it is dense to be made into cation
Salting liquid of the degree less than 1.0mol/L;
Step B, it is less than 1.0mol/L, Na to prepare NaOH concentration2CO3Concentration is less than the mixed ammonium/alkali solutions of 0.5mol/L;
Step C, distilled water are added in reaction vessel, heating, while add in mixed base and mixing salt solution, are maintained in reactor
PH value 10 or so, the slurry after reaction is transferred in hydrothermal reaction kettle, react 0.5h~48h after be cooled to room temperature, filter
Up to light stabilizer described in claim 1.
3. the preparation method of light stabilizer according to claim 2, it is characterised in that:Cation concn in the step A
Scope is the salting liquid of 0.1mol/L~1.0mol/L.
4. the preparation method of light stabilizer according to claim 2, it is characterised in that:The NaOH prepared in the step B
Concentration is that scope is 0.1mol/L~1.0mol/L.
5. the preparation method of light stabilizer according to claim 2, it is characterised in that:The Na prepared in the step B2CO3
Concentration is less than 0.05mol/L~0.5mol/L.
6. the preparation method of light stabilizer according to claim 2, it is characterised in that:The temperature heated in the step C
For 60 DEG C.
7. the preparation method of light stabilizer according to claim 2, it is characterised in that:Hydro-thermal reaction temperature in the step C
It is 100 DEG C~200 DEG C to spend scope.
8. a kind of light aging resisting PP composite material, which is characterized in that the light aging resisting PP composite material includes power
Profit requires the light stabilizer and polypropylene described in 1;Wherein, in the light aging resisting PP composite material, the light is steady
The mass fraction for determining agent is 0.1%~10%.
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Cited By (1)
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CN117165052A (en) * | 2023-10-09 | 2023-12-05 | 山东长泽新材料科技有限公司 | Ultraviolet-resistant PET composite film material for back plate and preparation method thereof |
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CN101759213A (en) * | 2010-01-05 | 2010-06-30 | 北京化工大学 | Method for preparing layered bimetal hydroxide by using metallic powder |
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2017
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CN1615312A (en) * | 2002-01-11 | 2005-05-11 | 桑诺克公司(R&M) | Synthetic hydrotalcites, syntheses and uses |
CN1962453A (en) * | 2006-11-22 | 2007-05-16 | 天津化工研究设计院 | Process for producing hydrotalcite-like layered hydroxide |
CN101759213A (en) * | 2010-01-05 | 2010-06-30 | 北京化工大学 | Method for preparing layered bimetal hydroxide by using metallic powder |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117165052A (en) * | 2023-10-09 | 2023-12-05 | 山东长泽新材料科技有限公司 | Ultraviolet-resistant PET composite film material for back plate and preparation method thereof |
CN117165052B (en) * | 2023-10-09 | 2024-04-16 | 山东长泽新材料科技有限公司 | Ultraviolet-resistant PET composite film material for back plate and preparation method thereof |
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