CN104231408A - High-weather-resistant rotationally-moulded polyethylene material and preparation method thereof - Google Patents
High-weather-resistant rotationally-moulded polyethylene material and preparation method thereof Download PDFInfo
- Publication number
- CN104231408A CN104231408A CN201410388007.5A CN201410388007A CN104231408A CN 104231408 A CN104231408 A CN 104231408A CN 201410388007 A CN201410388007 A CN 201410388007A CN 104231408 A CN104231408 A CN 104231408A
- Authority
- CN
- China
- Prior art keywords
- agent
- polyethylene material
- rotation molding
- high durable
- resistant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
- C08K5/1345—Carboxylic esters of phenolcarboxylic acids
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
- C08K5/526—Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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 invention relates to a modified polyethylene composite and particularly relates to a high-weather-resistant rotationally-moulded polyethylene material. According to a formula, the high-weather-resistant rotationally-moulded polyethylene material is prepared from the raw materials in percentage by mass: 95-98.8% of linear low-density polyethylene (A) and 1.2-5% of composite whether-resistant agent (B), wherein the composite whether-resistant agent comprises the following components: an antioxidant 1010, an antioxidant 168, an antioxidant AO1790, an anti-ultraviolet agent THT4611, an anti-ultraviolet agent UV3346 and kaoline. The invention also provides a preparation method of the high-weather-resistant rotationally-moulded polyethylene material. A xenon lamp made of the high-weather-resistant rotationally-moulded polyethylene material prepared by using the preparation method has the aging time of longer than or equal to 8000 hours and the thermal-oxidative aging time of longer than or equal to 8000 hours; and a rotationally-moulded product prepared by using the high-weather-resistant rotationally-moulded polyethylene material can be used outdoors for more than 5 years and at most 20 years.
Description
Technical field
The present invention relates to a kind of modified poly ethylene matrix material, composite polyethylene material that particularly have high durable function, that be applicable to rotational moulding production technique, the invention still further relates to the preparation method of this composite polyethylene material.
Background technology
Rotation molding is that a kind of mould of rotation that utilizes carries out the plastic working mode of processing, belong to unstressed, aerobic processing.In rotation molding, more than 90% goods use polythene material to process.All improve a lot than other plastic working modes such as injection moulding, blowing to the consumption of auxiliary agent in rotation molding process, the auxiliary agent content remained in after causing rotomoulded articles shaping in goods significantly reduces.
The working life that major part rotomoulded articles requires reaches 5-20, as water tank, boat, ship, insulation can etc., rotomoulded articles is in use subject to the erosion action such as ultraviolet, heat, salt fog, causes plastics itself to be degraded, brittle until lose using function.It is a kind of conventional method extending goods work-ing life that interpolation weather resisting agent carries out modification to rotation molding polyethylene material, but the time limit how ensureing to reach regulation is a technical barrier.
Characterizing method current is in the world, material carries out accelerated weathering test in the xenon lamp aging case of certain condition, and thousand hourss when test index to drop to 50% of blank value as elongation at break, shock strength etc., are referred to as weather-proof grade, as by 8000 h run, it is UV8 level.This method only considered the erosion action of UV-light to material, is incomplete.
Vinyon is when being subject to high temperature, and because the oxygen in air has Degradation to material, this effect aggravates along with the rising of temperature, the work-ing life of polyethylene products is compared with normal temperature and significantly shortens.Special technical scheme does not consider this two problems at present.
Publication number is the Chinese invention " special polyvinyl resin of a kind of ageing-resistant rotational moulding and preparation method thereof " of CN103571026A, disclose a kind of solution of rotation molding polyethylene material of weather resistant, but it only considered the erosion action of UV-light, and effect can only reach 6000h(UV6 level), and formulation efficacy of the present invention has larger gap.
Publication number is the Chinese invention patent " Stabilizer composition for rotational moulding " of CN1269378A, disclose the stablizer in rotation molding, rotational moulding process period can be delayed, improve weathering resistance, but the main purpose of its invention is the high temperature in order to make polyethylene material be subject to about 280 DEG C in the rotational moulding course of processing there is not embrittlement, the parameter that this invention characterizes is xanthochromia time at 280 DEG C and shock strength, and these are different with goal of the invention of the present invention.In addition, in this patent of invention, also contemplated kaolin component, but its function uses as filler, do not relate to the slow-release function effect producing compound weather resisting agent.
Summary of the invention
For the shortcoming and defect that above-mentioned prior art exists, first object of the present invention is to provide a kind of high durable rotation molding polyethylene material, and next is to provide the preparation method of this rotation molding polyethylene material.
For realizing goal of the invention of the present invention, contriver provides following technical scheme:
A kind of high durable rotation molding polyethylene material, composition of raw materials is by mass percentage:
(A) LLDPE of 95%-98.8%,
(B) the compound weather resisting agent of 1.2%-5%, described compound weather resisting agent component is antioxidant 1010, irgasfos 168, oxidation inhibitor AO1790(also refer to oxidation inhibitor 1790), anti UV agent THT4611, anti UV agent UV3346 and kaolin.
Composite by different oxidation inhibitor and anti UV agent of the present invention, reaches high durable ability; By using the kaolin process compound weather resisting agent of high adsorption capacity, compound weather resisting agent is made to possess certain slow-release function, the high durable rotation molding polyethylene matrix material be made into thus, test according to GB/T 16422.2-1999 " plastics laboratory light source exposure test method part 2: xenon arc lamp ", elongation at break keep 50% time can >=8000h, simultaneously according to GB/T 7141-2008 " plastic hot aging testing method " test, 40 DEG C of thermal aging time can >=8000h.
Preferably, according to a kind of high durable rotation molding polyethylene material of the present invention, wherein, described compound weather resisting agent component is by mass percentage: the kaolin of anti UV agent UV3346 and 40-70% of oxidation inhibitor AO1790,5-10% anti UV agent THT4611,5-10% of the antioxidant 1010 of 5-10%, the irgasfos 168 of 10-20%, 5-10%.
Preferably, according to a kind of high durable rotation molding polyethylene material of the present invention, wherein, described LLDPE meets: density is 0.915-0.939g/cm
3, melt flow rate (MFR) (190 DEG C, 2.16Kg) is 1.0-20.0g/10min.This raw material is commercially available prod, buys rear direct use from manufacturer.The poly preferred trade mark is the LLDPE LL8446.21 of Exxon Mobil Corporation, the LLDPE 735RU of company of Siam of Thailand, the LLDPE R901U of Samsung of Korea S, the LLDPE China Petrochemical Industry good fortune refining DNDA-8320 of China Petrochemical Industry Company.
Preferably, according to a kind of high durable rotation molding polyethylene material of the present invention, wherein, described kaolin meets: maximum particle diameter≤8 μm, oil-absorption(number) >=50g/100g.
The oxidation inhibitor that the present invention uses and anti UV agent are commercially available prod.Wherein: it is ALBEMARL that antioxidant 1010 and irgasfos 168 are Albemarle Corporation of U.S. trade mark
?product, it is CONAP that oxidation inhibitor AO1790, anti UV agent THT4611 and anti UV agent UV3346 are the special company logo of U.S. cyanogen
?product.
Kaolinic maximum particle diameter≤8 μm that the present invention uses, oil-absorption(number) >=50g/100g is commercially available prod, is directly buied by Shanghai Yue Jiang company as the present invention selects, and name of product is 1500 order calcined kaolins.
The present invention manufacture high durable rotation molding polyethylene material according to GB/T 16422.2-1999 " plastics laboratory light source exposure test method part 2: xenon arc lamp " test, elongation at break keep 50% time >=8000h, can reach 48500h.
The high durable rotation molding polyethylene material that the present invention manufactures is according to GB/T 7141-2008 " plastic hot aging testing method " test, and 40 DEG C of thermal aging time >=8000h, range up to and reach 438000h.
Present invention also offers the preparation method of above-mentioned a kind of high durable rotation molding polyethylene material, carry out according to the following steps:
A. antioxidant 1010, irgasfos 168, oxidation inhibitor AO1790, anti UV agent THT4611, anti UV agent UV3346 and kaolin are mixed in proportion on high-speed mixer, be prepared into compound weather resisting agent, hybrid technique parameter is: temperature 80-120 DEG C, rotating speed >=800rpm, mixing time 3-10min
B. the compound weather resisting agent that LLDPE and a step obtain fully is mixed, mixing time 2-10 min,
C. use twin screw extruder melt blending, extruding pelletization, procession parameters: melt temperature is 110-210 DEG C, screw speed is 100-800 rpm,
D. with plastic grinder, the particle of step c output is carried out abrasive dust, milling process parameter: mill temperature≤65 DEG C, speed of grinding plate 2500-3200rpm.
High durable rotation molding polyethylene material of the present invention also can comprise any common additive as fire retardant, wax, pigment or analogue.
High durable rotation molding polyethylene material of the present invention also may be used for for the preparation of open air, is greater than the rotational moulding plastics of 5 years working life, as water tank, boat, ship, furniture etc.
The invention has the beneficial effects as follows:
(1) composite polyethylene material of the present invention is high durable type rotational moulding proprietary material, its xenon lamp aging time >=8000h, thermo-oxidative ageing time >=8000h.The rotomoulded articles made by this matrix material, more than 5 years, the highlyest can be 20 years out of doors working life.
(2) preparation method of the present invention is simple, without the need to complex apparatus, easily realizes industrial operation.
Embodiment
Below in conjunction with embodiment, further illustrate content of the present invention.Should be appreciated that enforcement of the present invention is not limited to the following examples, any pro forma accommodation make the present invention and/or change all will fall into scope.
In the present invention, if not refer in particular to, all parts, per-cent are weight unit, and all equipment and raw material etc. all can be buied from market or the industry is conventional.If without specializing, the method that embodiment adopts is this area current techique.
Embodiment 1
Take raw material by mass percentage, antioxidant 1010: irgasfos 168: oxidation inhibitor AO1790: anti UV agent THT4611: anti UV agent UV3346: kaolin (maximum particle diameter 8 μm, oil-absorption(number) 70g/100g)=5:10:5:5:5:70, high-speed mixer mixes, mix 5min under temperature 100 DEG C and rotating speed 850rpm condition, be prepared into compound weather resisting agent.
Take raw material by mass percentage, (density is 0.936g/cm to LLDPE
3, melt flow rate (MFR) [190 DEG C, 2.16Kg] is 5g/10min): compound weather resisting agent=95:5, abundant mixing, mixing time 3min, then uses twin screw extruder melt blending, extruding pelletization, procession parameters: melt temperature is 195-205 DEG C, screw speed is 600 rpm; Finally with plastic grinder, particle after granulation is carried out abrasive dust, milling process parameter: mill temperature 60 C, speed of grinding plate 2800rpm.
The high durable rotation molding polyethylene material property obtained is in table 1.
Embodiment 2
Take raw material by mass percentage, antioxidant 1010: irgasfos 168: oxidation inhibitor AO1790: anti UV agent THT4611: anti UV agent UV3346: kaolin (maximum particle diameter 8 μm, oil-absorption(number) 70g/100g)=10:20:10:10:10:40, high-speed mixer mixes, mix 10min under temperature 82 DEG C and rotating speed 800rpm condition, be prepared into compound weather resisting agent.
Take raw material by mass percentage, (density is 0.932g/cm to LLDPE
3, melt flow rate (MFR) [190 DEG C, 2.16Kg] is 4g/10min): compound weather resisting agent=98.8:1.2, abundant mixing, mixing time 10min, then uses twin screw extruder melt blending, extruding pelletization, procession parameters: melt temperature is 185-195 DEG C, screw speed is 720 rpm; Finally with plastic grinder, particle after granulation is carried out abrasive dust, milling process parameter: mill temperature 60 C, speed of grinding plate 2800rpm.
The high durable rotation molding polyethylene material property obtained is in table 1.
Embodiment 3
Take raw material by mass percentage, antioxidant 1010: irgasfos 168: oxidation inhibitor AO1790: anti UV agent THT4611: anti UV agent UV3346: kaolin (maximum particle diameter 8 μm, oil-absorption(number) 70g/100g)=5:10:5:5:5:70, high-speed mixer mixes, mix 3min under temperature 110 DEG C and rotating speed 900rpm condition, be prepared into compound weather resisting agent.
Take raw material by mass percentage, (density is 0.919g/cm to LLDPE
3, melt flow rate (MFR) [190 DEG C, 2.16Kg] is 20g/10min): compound weather resisting agent=98.8:1.2, abundant mixing, mixing time 5min, then uses twin screw extruder melt blending, extruding pelletization, procession parameters: melt temperature is 165-175 DEG C, screw speed is 400 rpm; Finally with plastic grinder, particle after granulation is carried out abrasive dust, milling process parameter: mill temperature 54 DEG C, speed of grinding plate 2800rpm.
The high durable rotation molding polyethylene material property obtained is in table 1.
Embodiment 4
Take raw material by mass percentage, antioxidant 1010: irgasfos 168: oxidation inhibitor AO1790: anti UV agent THT4611: anti UV agent UV3346: kaolin (maximum particle diameter 8 μm, oil-absorption(number) 70g/100g)=10:20:10:10:10:40, high-speed mixer mixes, mix 3min under temperature 120 DEG C and rotating speed 1000rpm condition, be prepared into compound weather resisting agent.
Take raw material by mass percentage, (density is 0.939g/cm to LLDPE
3, melt flow rate (MFR) [190 DEG C, 2.16Kg] is 3.2g/10min): compound weather resisting agent=95:5, abundant mixing, mixing time 5min, then uses twin screw extruder melt blending, extruding pelletization, procession parameters: melt temperature is 200-210 DEG C, screw speed is 300 rpm; Finally with plastic grinder, particle after granulation is carried out abrasive dust, milling process parameter: mill temperature 65 DEG C, speed of grinding plate 2800rpm.
The high durable rotation molding polyethylene material property obtained is in table 1.
Comparative example 1
Take raw material by mass percentage, antioxidant 1010: irgasfos 168: oxidation inhibitor AO1790: anti UV agent THT4611: anti UV agent UV3346=16.7:33.2:16.7:16.7:16.7, high-speed mixer mixes, mix 5min under temperature 100 DEG C, rotating speed 850rpm, be prepared into compound weather resisting agent.
(density is 0.936g/cm to take LLDPE by mass percentage
3, melt flow rate (MFR) [190 DEG C, 2.16Kg] is 5g/10min): compound weather resisting agent=99.64:0.36, fully mixes 3min; Then twin screw extruder melt blending, extruding pelletization is used, procession parameters: melt temperature is 195-205 DEG C, screw speed is 600 rpm, finally with plastic grinder, particle after granulation is carried out abrasive dust, milling process parameter: mill temperature 60 C, speed of grinding plate 2800rpm.
The composite polyethylene material performance obtained is in table 1.
Comparative example 2
Take raw material by mass percentage, antioxidant 1010: irgasfos 168: oxidation inhibitor AO1790: anti UV agent THT4611: anti UV agent UV3346=16.7:33.2:16.7:16.7:16.7, high-speed mixer mixes, mix 3min under temperature 120 DEG C, rotating speed 1000rpm, be prepared into compound weather resisting agent.
(density is 0.939g/cm to take LLDPE by mass percentage
3, melt flow rate (MFR) [190 DEG C, 2.16Kg] is 3.2g/10min): compound weather resisting agent=97:3, fully mixes 5min; Then twin screw extruder melt blending, extruding pelletization is used, procession parameters: melt temperature is 200-210 DEG C, screw speed is 300 rpm, finally with plastic grinder, particle after granulation is carried out abrasive dust, milling process parameter: mill temperature 65 DEG C, speed of grinding plate 2800rpm.
The composite polyethylene material performance obtained is in table 1.
Table 1
| Project | Xenon lamp aging time (h) | Thermal aging time (h) |
| Embodiment 1 | 20000 | 160000 |
| Embodiment 2 | 12000 | 97000 |
| Embodiment 3 | 8200 | 8140 |
| Embodiment 4 | 48500 | 438000 |
| Comparative example 1 | 6700 | 5000 |
| Comparative example 2 | 17000 | 232000 |
Note: all samples becomes model after 4mm to test through rotation molding, the xenon lamp aging time, the yield of radiation that sample stands was 350W/m according to GB/T 16422.2-1999 " plastics laboratory light source exposure test method part 2: xenon arc lamp " test
2± 35W/m
2, radiant light spectral wavelength is 290nm-800nm, and the yield of radiation lower than the light of 290nm should not be greater than 1W/m
2, in case, blackboard temperature is 65 DEG C ± 2 DEG C, and relative humidity is 65% ± 5%, continues water spray 18min, and water spray interval 102min, adopts continuous illumination, and after test, the elongation at break of sample can not lower than 50% of blank sample data.Thermal aging time is tested according to GB/T 7141-2008 " plastic hot aging testing method ", selecting method B.
The test result of table 1 illustrates high durable rotation molding polyethylene material tool high durable function of the present invention, and the rotomoulded articles being applicable to using out of doors is for a long time produced.Experiment shows, the rotomoulded articles that makes of high durable rotation molding polyethylene material, more than 5 years, the highlyest can be 20 years out of doors working life thus.
Claims (5)
1. a high durable rotation molding polyethylene material, is characterized in that described high durable rotation molding polyethylene material feedstock formula is by mass percentage:
(A) LLDPE of 95%-98.8%,
(B) the compound weather resisting agent of 1.2%-5%, described compound weather resisting agent component is antioxidant 1010, irgasfos 168, oxidation inhibitor AO1790, anti UV agent THT4611, anti UV agent UV3346 and kaolin.
2. a kind of high durable rotation molding polyethylene material according to claim 1, it is characterized in that, described compound weather resisting agent component is by mass percentage: the kaolin of anti UV agent UV3346 and 40-70% of oxidation inhibitor AO179,5-10% anti UV agent THT4611,5-10% of the antioxidant 1010 of 5-10%, the irgasfos 168 of 10-20%, 5-10%.
3. a kind of high durable rotation molding polyethylene material according to claim 1, is characterized in that, described LLDPE meets: density is 0.915-0.939g/cm
3, melt flow rate (MFR) is 1.0-20.0g/10min.
4. a kind of high durable rotation molding polyethylene material according to claim 1, is characterized in that, described kaolin meets: maximum particle diameter≤8 μm, oil-absorption(number) >=50g/100g.
5. the preparation method of a kind of high durable rotation molding polyethylene material as described in one of claim 1-4, is characterized in that carrying out according to the following steps:
A. antioxidant 1010, irgasfos 168, oxidation inhibitor AO1790, anti UV agent THT4611, anti UV agent UV3346 and kaolin are mixed in proportion on high-speed mixer, be prepared into compound weather resisting agent, hybrid technique parameter is: temperature 80-120 DEG C, rotating speed >=800rpm, mixing time 3-10min
B. the compound weather resisting agent that LLDPE and a step obtain fully is mixed, mixing time 2-10 min,
C. use twin screw extruder melt blending, extruding pelletization, procession parameters: melt temperature is 110-210 DEG C, screw speed is 100-800 rpm,
D. with plastic grinder, the particle of step c output is carried out abrasive dust, milling process parameter: mill temperature≤65 DEG C, speed of grinding plate 2500-3200rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410388007.5A CN104231408A (en) | 2014-08-07 | 2014-08-07 | High-weather-resistant rotationally-moulded polyethylene material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410388007.5A CN104231408A (en) | 2014-08-07 | 2014-08-07 | High-weather-resistant rotationally-moulded polyethylene material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104231408A true CN104231408A (en) | 2014-12-24 |
Family
ID=52220378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410388007.5A Pending CN104231408A (en) | 2014-08-07 | 2014-08-07 | High-weather-resistant rotationally-moulded polyethylene material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104231408A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105131411A (en) * | 2015-08-27 | 2015-12-09 | 浙江瑞堂塑料科技有限公司 | Polyethylene material for rotationally molded urea box and preparation method for polyethylene material |
| CN105754198A (en) * | 2016-03-07 | 2016-07-13 | 浙江瑞堂塑料科技有限公司 | Polyethylene material with special surface effect for rotational molding and preparation method thereof |
| CN111073119A (en) * | 2018-10-18 | 2020-04-28 | 中国石油化工股份有限公司 | Assistant composition, linear medium-density polyethylene composition, preparation method thereof and polyethylene rotational molding product |
| CN112341698A (en) * | 2019-08-09 | 2021-02-09 | 中国石油化工股份有限公司 | Assistant composition for rotational moulding resin, linear medium density polyethylene composition and polyethylene rotational moulding product |
| CN114773699A (en) * | 2022-05-30 | 2022-07-22 | 宜兴汉光高新石化有限公司 | Composite auxiliary agent for improving weather resistance and tensile property of linear polyethylene film material and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1269378A (en) * | 1999-03-01 | 2000-10-11 | 西巴特殊化学品控股有限公司 | Stabilizer composition for rotational moulding |
| CN101379123A (en) * | 2006-02-01 | 2009-03-04 | 西巴控股有限公司 | Use of secondary sterically hindered amines as processing additives in rotomolding processes |
| CN102050978A (en) * | 2009-11-02 | 2011-05-11 | 中国石油化工股份有限公司 | Polyethylene composition for rotational moulding and preparation method of polyethylene composition |
| CN102439073A (en) * | 2009-04-21 | 2012-05-02 | 巴斯夫公司 | Rotomolding process for polyethylene articles |
| US20130145962A1 (en) * | 2010-12-13 | 2013-06-13 | Cytec Technology Corp. | Stabilizer Compositions Containing Substituted Chroman Compounds and Methods of Use |
-
2014
- 2014-08-07 CN CN201410388007.5A patent/CN104231408A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1269378A (en) * | 1999-03-01 | 2000-10-11 | 西巴特殊化学品控股有限公司 | Stabilizer composition for rotational moulding |
| CN101379123A (en) * | 2006-02-01 | 2009-03-04 | 西巴控股有限公司 | Use of secondary sterically hindered amines as processing additives in rotomolding processes |
| CN102439073A (en) * | 2009-04-21 | 2012-05-02 | 巴斯夫公司 | Rotomolding process for polyethylene articles |
| CN102050978A (en) * | 2009-11-02 | 2011-05-11 | 中国石油化工股份有限公司 | Polyethylene composition for rotational moulding and preparation method of polyethylene composition |
| US20130145962A1 (en) * | 2010-12-13 | 2013-06-13 | Cytec Technology Corp. | Stabilizer Compositions Containing Substituted Chroman Compounds and Methods of Use |
Non-Patent Citations (1)
| Title |
|---|
| 伍万禧、陈志军: "滚塑制品聚合物添加剂", 《2005年中国国际滚塑成型论坛》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105131411A (en) * | 2015-08-27 | 2015-12-09 | 浙江瑞堂塑料科技有限公司 | Polyethylene material for rotationally molded urea box and preparation method for polyethylene material |
| CN105754198A (en) * | 2016-03-07 | 2016-07-13 | 浙江瑞堂塑料科技有限公司 | Polyethylene material with special surface effect for rotational molding and preparation method thereof |
| CN105754198B (en) * | 2016-03-07 | 2018-05-22 | 浙江瑞堂塑料科技有限公司 | A kind of rotation molding polythene material with special surface effect and preparation method thereof |
| CN111073119A (en) * | 2018-10-18 | 2020-04-28 | 中国石油化工股份有限公司 | Assistant composition, linear medium-density polyethylene composition, preparation method thereof and polyethylene rotational molding product |
| CN112341698A (en) * | 2019-08-09 | 2021-02-09 | 中国石油化工股份有限公司 | Assistant composition for rotational moulding resin, linear medium density polyethylene composition and polyethylene rotational moulding product |
| CN114773699A (en) * | 2022-05-30 | 2022-07-22 | 宜兴汉光高新石化有限公司 | Composite auxiliary agent for improving weather resistance and tensile property of linear polyethylene film material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109456538B (en) | Polypropylene composite material with low density, low shrinkage and silver metal texture and preparation method thereof | |
| CN104231408A (en) | High-weather-resistant rotationally-moulded polyethylene material and preparation method thereof | |
| CN101914243B (en) | Polypropylene composition for injection molding of automotive part with good appearance and preparation method thereof | |
| CN103665540B (en) | A kind of delustring PP composite material and preparation method thereof | |
| WO2018107950A1 (en) | Method for eliminating tiger stripe defect from polypropylene composition and polypropylene composition prepared by same | |
| CN102952326B (en) | Modified linear polyethylene resin and preparation method thereof | |
| CN104371188A (en) | High strength and high gloss recycled plastic and preparation method thereof | |
| CN107759898B (en) | High-shading-degree polypropylene composite material and preparation method thereof | |
| CN102863697B (en) | Stress whitening resistant modified polypropylene material and preparation method thereof | |
| CN102924773B (en) | Master batch for scratch-resistant polypropylene and preparation method thereof | |
| CN106751004A (en) | A kind of easy processing efficient anti-static PP composite material and preparation method thereof | |
| CN103374175A (en) | Stress-resistant blanching filling modified polypropylene material as well as preparation method and application thereof | |
| CN105218951B (en) | A kind of low-shrinkage modified polypropylene material | |
| CN102219959B (en) | Composite material for vehicle bumper and preparation method thereof | |
| CN105155031A (en) | Flame-retardant type fuel plastic woven bag and preparation method thereof | |
| CN104231437B (en) | A kind of vehicle inside decoration part polypropene composition and preparation method thereof | |
| CN104231417A (en) | Polyolefin barium sulfate transparent masterbatch and preparation method thereof | |
| CN104558833B (en) | Good polypropylene modified material of a kind of scratch performance and preparation method thereof | |
| JP5271792B2 (en) | Polypropylene masterbatch containing fibrous filler, resin composition comprising the same, injection molding method and injection molded body | |
| CN101265345B (en) | Casting film master batch and manufacturing method thereof | |
| CN107226957A (en) | A kind of modified polypropylene material of anti-tiger fur line injection defect and preparation method thereof | |
| CN106751035A (en) | A kind of fold resistant is turned white PP composite material and preparation method thereof | |
| CN106987079A (en) | A kind of low gloss for thin-walled automobile door plate, inexpensive PP composite material and preparation method thereof | |
| CN105462064A (en) | Polypropylene/polyethylene/wood fiber composite and preparation method thereof | |
| CN103849048A (en) | High-density polyethylene toughened and modified master batch and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141224 |