CN103755876B - Unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof - Google Patents
Unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof Download PDFInfo
- Publication number
- CN103755876B CN103755876B CN201310754747.1A CN201310754747A CN103755876B CN 103755876 B CN103755876 B CN 103755876B CN 201310754747 A CN201310754747 A CN 201310754747A CN 103755876 B CN103755876 B CN 103755876B
- Authority
- CN
- China
- Prior art keywords
- alpha olefins
- weight
- polar monomer
- unformed poly
- poly
- 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.)
- Active
Links
Landscapes
- Graft Or Block Polymers (AREA)
Abstract
<b> the invention discloses unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof, it is by melting or under dissolving condition, by unformed poly-alpha olefins and peroxide initiator, polar monomer, helps grafting agent to carry out graft reaction to obtain; Its composition of raw materials comprises following component: unformed poly-alpha olefins, 100 weight parts; Peroxide initiator, its weight is the 0.1%-1% of unformed poly-alpha olefins weight; Polar monomer, its weight is the 0.5%-10% of unformed poly-alpha olefins weight; Help grafting agent, its weight is the 0.1%-5% of unformed poly-alpha olefins weight; Solvent, its weight is the 0-300% of unformed poly-alpha olefins weight; Oxidation inhibitor, its weight is the 0.05%-2% of unformed poly-alpha olefins weight.The present invention has the advantages that percentage of grafting is high, of light color, polarity strong, good fluidity, storage characteristics are good and there is not moisture-crosslinking risk.</b>
Description
Technical field
The present invention relates to unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof, belong to hot melt adhesive technical field of modification, be mainly used in the bonding compound of timber, glass, pottery, plastics, metal, carpet, chinampa.
Background technology
Amorphous poly-alpha-olefines (so-called Α P Α O) is the plastomer material of a kind of low-molecular-weight non-crystalline state or the low-crystallinity generated through polyreaction by alpha-olefins such as ethene, propylene, 1-butylene.Amorphous poly-alpha-olefines has good mobility, has certain viscosity, is therefore widely used in plastic filler, thickening masterbatch, hot melt adhesive, paper laminate agent, seal gum etc.But amorphous poly-alpha-olefines is a kind of non-polar material, to the adhesiveproperties extreme difference of timber, glass, polar plas, metal polar materials, seriously limit its application.
It is a kind of common method improving amorphous poly-alpha-olefines polarity by Silane Grafted modification.Patent US3075948 describes the grafts be made up of with the poly-alpha olefins with 2-6 carbon atom unsaturated silane monomer, and grafts has better resistance toheat, has higher bonding strength to glass.The patent No. is CN102124041 Α-describe and carry out vinyl silanes graft modification by solution or melting to poly-alpha olefins, and the poly-alpha olefins after grafting can improve bonding strength and crosslinking degree by moisture-curable under the effect of crosslinking accelerator.
By silane, the polarity that graft modification can improve material is carried out to amorphous poly-alpha-olefines, but because silane is to moisture-sensitive, grafts need be stored in the container of isolated moisture, and the shelf lives is short, brings very big inconvenience to the use of material.
Summary of the invention
For the keeping method Problems existing of prior art, the object of the present invention is to provide unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof, after graft modification, amorphous poly-alpha-olefines has the advantages that percentage of grafting is high, of light color, polarity strong, good fluidity, storage characteristics are good and there is not moisture-crosslinking risk.
Realize the first object of the present invention to reach by taking following technical scheme:
A unformed poly-alpha olefins for polar monomer graft modification, is characterized in that, it is by melting or under dissolving condition, by unformed poly-alpha olefins and peroxide initiator, polar monomer, helps grafting agent to carry out graft reaction to obtain; Its composition of raw materials comprises following component:
Unformed poly-alpha olefins, 100 weight parts;
Peroxide initiator, its weight is the 0.1%-1% of unformed poly-alpha olefins weight;
Polar monomer, its weight is the 0.5%-10% of unformed poly-alpha olefins weight;
Help grafting agent, its weight is the 0.1%-5% of unformed poly-alpha olefins weight;
Solvent, its weight is the 0-300% of unformed poly-alpha olefins weight;
Oxidation inhibitor, its weight is the 0.05%-2% of unformed poly-alpha olefins weight.
Realize object of the present invention to reach by taking following technical scheme:
Preferably, described peroxide initiator is dicumyl peroxide, 2, the mixture of one or more in two (t-butyl peroxy) hexane of 5-dimethyl-2,5-, t-butylcumylperoxide, di-tert-butyl peroxide isopropyl benzene, peroxidized t-butyl perbenzoate, di-t-butyl peroxide, di t-amyl peroxide.
Preferably, described polar monomer is the one in maleic anhydride or glycidyl methacrylate.
Preferably, the described grafting agent that helps is monomer with at least one carbon-carbon double bond, is specifically selected from vinylbenzene, diethylene glycol diacrylate, ethylene glycol dimethacrylate, Triethylene glycol dimethacrylate, tetraethylene-glycol dimethacrylate, polyethyleneglycol diacrylate, 1,3 butylene glycol dimethacrylate, 1,6 hexanediol diacrylate, tri (propylene glycol) diacrylate, third oxidation neopentylglycol diacrylate, cyanacrylate, trimethylolpropane trimethacrylate, Viscoat 295, three (2-hydroxyethyl) isocyanuric acid triacrylate, pentaerythritol triacrylate, (3) ethoxyquin Viscoat 295, (3) third oxidation Viscoat 295s, (4) ethoxyquin tetramethylol methane tetraacrylate, (3) third oxidation glycerol triacrylate, tetramethylol methane tetraacrylate, two-trimethylolpropane tetra-acrylate, the mixture of one or more in double pentaerythritol methacrylate.
Preferably, described solvent is the mixture of one or more in toluene, dimethylbenzene, solvent oil, acetone, butanone, ethyl acetate.
Preferably, described oxidation inhibitor is 2,6-di-t-butyl-4-sylvan, four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, β-(3,5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid, the mixture of one or more in three (2,4-di-t-butyl) phenyl-phosphite.
Realize the second object of the present invention to reach by taking following technical scheme:
A preparation method for the unformed poly-alpha olefins of polar monomer graft modification, is characterized in that by following two kinds of methods, any one is prepared:
Method one: according to the proportioning described in the present invention first object, after polar monomer dissolution with solvents, with unformed poly-alpha olefins, peroxide initiator, help together with grafting agent, oxidation inhibitor and add in mixing machine, mix, after solvent evaporates, carry out reactive extrursion on the twin screw extruder, after pelletizing, obtain product;
Method two: according to the proportioning described in the present invention first object, adds in reactor, after abundant melting by unformed poly-alpha olefins, solvent; Then add polar monomer, peroxide initiator respectively, help grafting agent, oxidation inhibitor, deviate from solvent and unreacted polar monomer after mixing, after cooling, obtain product.
Preferably, in method one, the twin screw extruder being greater than 30:1 at screw slenderness ratio carries out reactive extrursion, and the temperature of twin screw extruder is 120-220 DEG C.
Preferably, in method two, control melt temperature is 120-220 DEG C; Polar monomer adds several times; Reaction times is 3-6 hour.
Beneficial effect of the present invention is:
1) the present invention selects maleic anhydride or glycidyl methacrylate to carry out grafting to amorphous poly-alpha-olefines, and after graft modification, amorphous poly-alpha-olefines has the advantages that percentage of grafting is high, of light color, polarity strong, good fluidity, storage characteristics are good and there is not moisture-crosslinking risk.
2) the present invention's alternative conventional plastic processing aid open up new Application Areas: the amorphous poly-alpha-olefines of polar monomer graft is with the feature of its higher surface polarity and high processing fluidity, expand the range of application of amorphous poly-alpha-olefines, as can be used as coupling agent, dispersion agent and compatilizer etc., its Application Areas comprises modifying plastics field, functional master batch field, wood plastic composite field, hot melt adhesive field, pressure sensitive adhesive field etc.
Embodiment
Below by specific embodiment and preferred embodiment, the present invention is described in further detail, but the present invention is not limited to following embodiment.
Embodiment 1:
After the acetone solution of the maleic anhydride 30g of 30g, with Α P Α O792 (Degussa) of 3kg, 2 of 3g, 5-dimethyl-2, two (t-butyl peroxy) hexane of 5-, (3) ethoxyquin Viscoat 295 of 3g, four [β-(3 of 15g, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester high-speed mixer mixes, after solvent evaporates at screw slenderness ratio be 40:1 twin screw extruder on carry out reactive extrursion, the temperature in each district of forcing machine is 80, 120, 150, 190, 190, 190, 190, 190, 180 DEG C, material is 0.03h in the reaction times of twin screw extruder, utilize underwater cutpellet equipment, obtain light grafts particle, percentage of grafting through acid base titration maleic anhydride is 0.63%.After testing, the shelf lives is 1 year.
Embodiment 2:
Α P Α O703 (Degussa) of 100kg is added reactor, after 160 DEG C of abundant meltings, add maleic anhydride to stir, the maleic anhydride added is 3% of the weight of Α-P Α-O, initiator t-butylcumylperoxide is dripped with liquid addition equipment, the amount of initiator is 0.5% of the weight of Α P Α O, drip simultaneously and help grafting agent, the addition of grafting agent is helped to be 5% of the weight of Α-P Α-O, help grafting agent to be weight ratio to be the vinylbenzene of 3:2, diethylene glycol diacrylate mixture, regulates liquid feed rate, make initiator and help grafting agent to drip in 2 hours, after this reaction 2 hours is continued, then oxidation inhibitor β-(3 are added, 5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid, the addition of oxidation inhibitor is 0.5% of the weight of Α P Α O, the unreacted maleic anhydride of removing is vacuumized after stirring, the Α P Α O of flaxen maleic anhydride graft is obtained after cooling, percentage of grafting through acid base titration maleic anhydride is 2.1%.After testing, the shelf lives is 1 year.
Embodiment 3:
Α P Α O508 (Degussa) of 100kg is added reactor, after 190 DEG C of abundant meltings, add glycidyl methacrylate to stir, the glycidyl methacrylate added is 6% of the weight of Α P Α O, initiator dicumyl peroxide acetone soln (dicumyl peroxide to be dissolved in etc. in the acetone of quality) is dripped with liquid addition equipment, the amount of initiator is 0.75% of the weight of Α P Α O, drip simultaneously and help grafting agent, the addition of grafting agent is helped to be 2% of the weight of Α P Α O, help grafting agent to be weight ratio to be the polyethyleneglycol diacrylate of 9:1, tetramethylol methane tetraacrylate mixture, regulates liquid feed rate, make initiator and help grafting agent to drip in 1.5 hours, after this reaction 2 hours is continued, then oxidation inhibitor four [β-(3 are added, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and three (2, 4-di-t-butyl) phenyl-phosphite (weight ratio is 1:1), the addition of oxidation inhibitor is 0.3% of the weight of Α-P Α-O, the unreacted monomer of removing is vacuumized after stirring, the Α P Α O of the glycidyl methacrylate graft of light color is obtained after cooling, the percentage of grafting connect through chemistry titration glycidyl methacrylate is 4.3%.After testing, the shelf lives is 1 year.
Embodiment 4:
Α-P the Α-O608 (Degussa) of 100kg is added kneader, after 200 DEG C of abundant meltings, add maleic anhydride to stir, the maleic anhydride added is 0.5% of the weight of Α P Α O, initiator peroxidized t-butyl perbenzoate and dicumyl peroxide mixture (mass ratio is 1:4) is dripped with liquid addition equipment, the amount of initiator is 0.5% of the weight of Α P Α O, drip simultaneously and help grafting agent, help the addition of grafting agent to be 1% of the weight of Α P Α O, help grafting agent to be concentration to be the double pentaerythritol methacrylate/petroleum spirit of 30%.Regulates liquid feed rate, make initiator and help grafting agent to drip in 0.5 hour, after this stirring 0.5 hour is continued, then oxidation inhibitor three (2 is added, 4-di-t-butyl) phenyl-phosphite, the addition of oxidation inhibitor is 1% of the weight of Α P Α O, vacuumizes the unreacted maleic anhydride of removing after stirring, obtain the Α P Α O of the maleic anhydride graft of light color after cooling, the percentage of grafting through acid base titration maleic anhydride is 0.26%.After testing, the shelf lives is 1 year.
Embodiment 5:
Α P Α O888 (Degussa) of 100kg, the dimethylbenzene of 300kg are added reactor, after 150 DEG C of abundant meltings, add maleic anhydride, the maleic anhydride added is 10% of the weight of Α P Α O, maleic anhydride divides 5 times and adds, added once every 0.5 hour, initiator di-tert-butyl peroxide isopropyl benzene is dripped with liquid addition equipment, the amount of initiator is 1% of the weight of Α-P Α-O, drip simultaneously and help grafting agent 1,6-hexanediyl ester, helps the addition of grafting agent to be 3% of the weight of Α-P Α-O.Control liquid addition speed, make initiator and help grafting agent to drip in 3 hours, after this stirring 2 hours is continued, then oxidation inhibitor 2 is added, 6-di-t-butyl-4-sylvan, β-(3,5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid (mass ratio is 1:3), the addition of oxidation inhibitor is 2% of the weight of Α P Α O, solvent and unreacted maleic anhydride is deviate from after mixing, obtain the Α P Α O of yellow maleic anhydride graft after cooling, the percentage of grafting through acid base titration maleic anhydride is 6.9%.After testing, the shelf lives is 1 year.
For a person skilled in the art, according to technical scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection domain of the claims in the present invention.
Claims (9)
1. a unformed poly-alpha olefins for polar monomer graft modification, is characterized in that, it is by melting or under dissolving condition, by unformed poly-alpha olefins and peroxide initiator, polar monomer, helps grafting agent to carry out graft reaction to obtain; Its composition of raw materials comprises following component:
Unformed poly-alpha olefins, 100 weight parts;
Peroxide initiator, its weight is the 0.1%-1% of unformed poly-alpha olefins weight;
Polar monomer, its weight is the 0.5%-10% of unformed poly-alpha olefins weight;
Help grafting agent, its weight is the 0.1%-5% of unformed poly-alpha olefins weight;
Solvent, its weight is the 0-300% of unformed poly-alpha olefins weight;
Oxidation inhibitor, its weight is the 0.05%-2% of unformed poly-alpha olefins weight.
2. the unformed poly-alpha olefins of polar monomer graft modification according to claim 1, it is characterized in that: described peroxide initiator is dicumyl peroxide, 2, the mixture of one or more in two (t-butyl peroxy) hexane of 5-dimethyl-2,5-, t-butylcumylperoxide, di-tert-butyl peroxide isopropyl benzene, peroxidized t-butyl perbenzoate, di-t-butyl peroxide, di t-amyl peroxide.
3. the unformed poly-alpha olefins of polar monomer graft modification according to claim 1, is characterized in that: described polar monomer is the one in maleic anhydride or glycidyl methacrylate.
4. the unformed poly-alpha olefins of polar monomer graft modification according to claim 1, is characterized in that: the described grafting agent that helps is monomer with at least one carbon-carbon double bond, is specifically selected from vinylbenzene, diethylene glycol diacrylate, ethylene glycol dimethacrylate, Triethylene glycol dimethacrylate, tetraethylene-glycol dimethacrylate, polyethyleneglycol diacrylate, 1,3 butylene glycol dimethacrylate, 1,6 hexanediol diacrylate, tri (propylene glycol) diacrylate, third oxidation neopentylglycol diacrylate, cyanacrylate, trimethylolpropane trimethacrylate, Viscoat 295, three (2-hydroxyethyl) isocyanuric acid triacrylate, pentaerythritol triacrylate, (3) ethoxyquin Viscoat 295, (3) third oxidation Viscoat 295s, (4) ethoxyquin tetramethylol methane tetraacrylate, (3) third oxidation glycerol triacrylate, tetramethylol methane tetraacrylate, two-trimethylolpropane tetra-acrylate, the mixture of one or more in double pentaerythritol methacrylate.
5. the unformed poly-alpha olefins of polar monomer graft modification according to claim 1, is characterized in that: described solvent is the mixture of one or more in toluene, dimethylbenzene, solvent oil, acetone, butanone, ethyl acetate.
6. the unformed poly-alpha olefins of polar monomer graft modification according to claim 1, it is characterized in that: described oxidation inhibitor is 2,6-di-t-butyl-4-sylvan, four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, β-(3,5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid, the mixture of one or more in three (2,4-di-t-butyl) phenyl-phosphite.
7., as the preparation method of the unformed poly-alpha olefins of polar monomer graft modification as described in any one in claim 1-6, it is characterized in that by following two kinds of methods, any one is prepared:
Method one: after polar monomer dissolution with solvents, with unformed poly-alpha olefins, peroxide initiator, help together with grafting agent, oxidation inhibitor and add in mixing machine, mix, after solvent evaporates, carry out reactive extrursion on the twin screw extruder, after pelletizing, obtain product;
Method two: unformed poly-alpha olefins, solvent are added in reactor, after abundant melting, then add polar monomer, peroxide initiator respectively, help grafting agent, oxidation inhibitor, deviate from solvent and unreacted polar monomer after mixing, after cooling, obtain product.
8. the preparation method of the unformed poly-alpha olefins of polar monomer graft modification according to claim 7, it is characterized in that: in method one, be that the twin screw extruder being greater than 30:1 carries out reactive extrursion at screw slenderness ratio, the temperature of twin screw extruder is 120-220 DEG C.
9. the preparation method of the unformed poly-alpha olefins of polar monomer graft modification according to claim 7, is characterized in that: in method two, and control melt temperature is 120-220 DEG C; Polar monomer adds several times; Reaction times is 3-6 hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310754747.1A CN103755876B (en) | 2013-12-31 | 2013-12-31 | Unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310754747.1A CN103755876B (en) | 2013-12-31 | 2013-12-31 | Unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103755876A CN103755876A (en) | 2014-04-30 |
| CN103755876B true CN103755876B (en) | 2016-01-20 |
Family
ID=50523219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310754747.1A Active CN103755876B (en) | 2013-12-31 | 2013-12-31 | Unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103755876B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2633243T3 (en) | 2014-12-19 | 2017-09-20 | Evonik Degussa Gmbh | Joint crosslinking agent systems for encapsulation films comprising (meth) acrylamide compounds |
| EP3034531A1 (en) | 2014-12-19 | 2016-06-22 | Evonik Degussa GmbH | Dispersion for easy use in the production of encapsulation films |
| EP3034530A1 (en) | 2014-12-19 | 2016-06-22 | Evonik Degussa GmbH | Cover net systems for encapsulation films comprising dienes |
| EP3034526B1 (en) | 2014-12-19 | 2017-06-14 | Evonik Degussa GmbH | Cover net systems for encapsulation films |
| EP3034525A1 (en) | 2014-12-19 | 2016-06-22 | Evonik Degussa GmbH | Cover net systems for encapsulation films comprising pentaerythritol compounds |
| EP3034528B1 (en) | 2014-12-19 | 2017-06-21 | Evonik Degussa GmbH | Cover net systems for encapsulation films comprising urea compounds |
| EP3034568A1 (en) | 2014-12-19 | 2016-06-22 | Evonik Degussa GmbH | Cover net systems for encapsulation films comprising triallylisocyanurate and triallylcyanurate |
| EP3034567B1 (en) | 2014-12-19 | 2017-06-14 | Evonik Degussa GmbH | Cover net systems for encapsulation films comprising ethylene glycoldi(meth)acrylate compounds |
| EP3034527B1 (en) | 2014-12-19 | 2017-05-31 | Evonik Degussa GmbH | Cover net systems for encapsulation films comprising bis-(alkenylamide) compounds |
| CN106633088A (en) * | 2016-12-31 | 2017-05-10 | 广州鹿山新材料股份有限公司 | Anti-fog polyolefin graft copolymer and preparation method thereof |
| CN107955109B (en) * | 2017-11-29 | 2020-07-31 | 江苏恒峰线缆有限公司 | Propylene, ethylene/1-butylene graft copolymer and reactive extrusion preparation method thereof |
| CN108822259A (en) * | 2018-07-13 | 2018-11-16 | 江苏宝源高新电工有限公司 | A kind of PVC material of high stability and preparation method thereof |
| CN113480953B (en) * | 2021-06-30 | 2022-09-06 | 深圳市天宁达胶粘技术有限公司 | Solvent-free environment-friendly chemical power supply sealant and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1177623A (en) * | 1996-09-04 | 1998-04-01 | 希尔斯股份公司 | Use of silane-grafted amorphous poly-alpha olefins as moisture-crosslinking adhesive base material or adhesive |
| CN1317529A (en) * | 2001-04-02 | 2001-10-17 | 广州市鹿山化工材料有限公司 | Adhesive for coating on steel pipe |
| CN102124041A (en) * | 2008-08-15 | 2011-07-13 | 赢创德固赛有限责任公司 | Silane-modified polyolefins having a high degree of functionalization |
| CN102924661A (en) * | 2012-11-15 | 2013-02-13 | 黄山贝诺科技有限公司 | Maleic anhydride grafted polypropylene material |
| CN103450403A (en) * | 2013-08-28 | 2013-12-18 | 宁波伊德尔新材料有限公司 | Preparation method of POE (polyolefin elastomer) chemically-grafted maleic anhydride |
-
2013
- 2013-12-31 CN CN201310754747.1A patent/CN103755876B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1177623A (en) * | 1996-09-04 | 1998-04-01 | 希尔斯股份公司 | Use of silane-grafted amorphous poly-alpha olefins as moisture-crosslinking adhesive base material or adhesive |
| CN1317529A (en) * | 2001-04-02 | 2001-10-17 | 广州市鹿山化工材料有限公司 | Adhesive for coating on steel pipe |
| CN102124041A (en) * | 2008-08-15 | 2011-07-13 | 赢创德固赛有限责任公司 | Silane-modified polyolefins having a high degree of functionalization |
| CN102924661A (en) * | 2012-11-15 | 2013-02-13 | 黄山贝诺科技有限公司 | Maleic anhydride grafted polypropylene material |
| CN103450403A (en) * | 2013-08-28 | 2013-12-18 | 宁波伊德尔新材料有限公司 | Preparation method of POE (polyolefin elastomer) chemically-grafted maleic anhydride |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103755876A (en) | 2014-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103755876B (en) | Unformed poly-alpha olefins of a kind of polar monomer graft modification and preparation method thereof | |
| CN101580680B (en) | Crosslinkable polyethylene hot-melt adhesive composition and preparation method and application thereof | |
| CN108192027B (en) | Polar polypropylene graft and preparation method thereof | |
| CN102994025B (en) | Hot melt glue for aluminum-plastic composite panel and preparation method of hot melt glue | |
| CN101885806B (en) | Preparation method for polypropylene resin graft | |
| CN102086357B (en) | Adhesive resin used for steel band reinforced polyethylene spiral corrugated pipe and preparation method thereof | |
| CN109535432A (en) | A kind of hollow glass micropearl surface modifying method and a kind of low-density high durable PP composite material and preparation method thereof | |
| CN102924661B (en) | Maleic anhydride grafted polypropylene material | |
| CN101357968A (en) | Maleic anhydride-grafted polypropylene material and preparation method thereof | |
| CN101519477B (en) | Method for grafting maleic anhydride onto polypropylene resin | |
| CN111040296B (en) | Polyolefin composition with high mechanical property and preparation method thereof | |
| CN103755878A (en) | High-grating-rate and low-odor polypropylene resin composition and preparation method thereof | |
| CN105859970A (en) | Method for increasing polyolefin grafting efficiency | |
| CN102079841A (en) | High-flowability impact-resistant polypropylene composite and preparation method thereof | |
| JP2002308947A (en) | Method for producing acid modifed polypropylene resin and acid modified polypropylene resin | |
| DE102007007793A1 (en) | Process for producing a thermoplastic resin composition | |
| JP2004217753A (en) | Modified polypropylene resin | |
| CN109517119A (en) | A kind of enhancing PC/ABS alloy ductility and the compound material of ingredient compatibility and preparation method thereof | |
| CN101402711A (en) | Method for grafting maleic anhydride with ethylene propylene terpolymer | |
| CN102643391B (en) | Ethylene propylene diene monomer grafted maleic anhydride and preparation method thereof | |
| CN108440715A (en) | A kind of EVA grafted maleics anhydride copolymer and preparation method thereof | |
| JP2009179665A (en) | Modified polypropylene resin and method for producing it | |
| JP4145148B2 (en) | Modified polypropylene resin | |
| CN106977668A (en) | A kind of new method for preparing polar monomer modified polyolefin g polystyrene novel graft thing | |
| JP3906641B2 (en) | Method for producing acid-modified polypropylene resin |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Jinkui Inventor after: Tang Fangcheng Inventor after: Du Zhuang Inventor after: Wang Jiasheng Inventor after: Luo Haiya Inventor before: Liu Baoyu Inventor before: Tang Fangcheng Inventor before: Du Zhuang Inventor before: Wang Jiasheng Inventor before: Luo Haiya |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU BAOYU TANG FANGCHENG DU ZHUANG WANG JIASHENG LUO HAIYA TO: WU JINKUI TANG FANGCHENG DU ZHUANG WANG JIASHENG LUO HAIYA |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201111 Address after: 510700 No.22, Pubei Road, YUNPU Industrial Zone, Huangpu District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU LUSHAN NEW MATERIALS Co.,Ltd. Patentee after: Jiangsu Lushan New Material Co.,Ltd. Address before: 510530, No. 22, Po Bei Road, Po Po Industrial Zone, Whampoa District, Guangdong, Guangzhou Patentee before: GUANGZHOU LUSHAN NEW MATERIALS Co.,Ltd. |