CN111410813A - Preparation method of elastomer TPE (thermoplastic elastomer) foam material capable of floating in water - Google Patents
Preparation method of elastomer TPE (thermoplastic elastomer) foam material capable of floating in water Download PDFInfo
- Publication number
- CN111410813A CN111410813A CN202010261838.1A CN202010261838A CN111410813A CN 111410813 A CN111410813 A CN 111410813A CN 202010261838 A CN202010261838 A CN 202010261838A CN 111410813 A CN111410813 A CN 111410813A
- Authority
- CN
- China
- Prior art keywords
- water
- floating
- tpe
- stirring
- tpe foam
- 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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2353/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
- C08J2353/02—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2391/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
Abstract
The invention relates to the technical field of TPE (thermoplastic elastomer) foaming materials, and discloses an elastomer TPE foaming material which is suitable for floating in water, wherein the elastomer TPE foaming material comprises polypropylene, hydrogenated styrene-butadiene-styrene block copolymer, white mineral oil, ethylene-acrylic acid olefin copolymer, copper-resistant and harmful-resistant agent and high-molecular silicone master batch. The preparation method of the elastomer TPE foaming material which is suitable for floating in water has the advantages that the softness, the pressure resistance and the wear resistance of a finished product are greatly improved compared with the prior art; the floating rate of the plastic finished product used in water and underwater in the past is greatly improved, and the problems of low floating rate, hardness and non-wear resistance of the past product in water are solved; the heat stability, the weather resistance and the ultraviolet resistance of the finished product are obviously improved, the use cost is effectively reduced, the use period is effectively prolonged, and the problems that the floating rate and the softness, the reliability and the weather resistance of the existing material under the use in the water environment can not meet the requirements are solved.
Description
Technical Field
The invention relates to the technical field of TPE (thermoplastic elastomer) foaming materials, in particular to a preparation method of an elastomer TPE foaming material capable of floating in water.
Background
With the development of economy, plastic products are increasingly used in industry and in life. The variety of plastic articles is also very large.
The plastics used by different types of plastic products are different, and the application of the plastic products in the water environment is more and more extensive at present, but the existing materials have floating rate and have softness, reliability and weather resistance which do not meet the requirements when used in the water environment. Therefore, there is a need to provide a new plastic formulation that meets the soft, floating capabilities necessary in an aquatic environment.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the preparation method of the elastomer TPE foaming material which is suitable for floating in water, and the softness, the pressure resistance and the wear resistance of the finished product are greatly improved compared with the prior art; the floating rate of the plastic finished product used in water and underwater in the past is greatly improved, and the problems of low floating rate, hardness and non-wear resistance of the past product in water are solved; the heat stability, the weather resistance and the ultraviolet resistance of the finished product are obviously improved, the use cost is effectively reduced, the use period is effectively prolonged, and the problems that the floating rate and the softness, the reliability and the weather resistance of the existing material under the use in the water environment can not meet the requirements are solved.
(II) technical scheme
The softness, the pressure resistance and the wear resistance of the finished product are greatly improved compared with the prior art; the floating rate of the plastic finished product used in water and underwater in the past is greatly improved, and the problems of low floating rate, hardness and non-wear resistance of the past product in water are solved; the heat stability, weather resistance and ultraviolet resistance of the finished product are obviously improved, the use cost is effectively reduced, and the use period is effectively prolonged, and the invention provides the following technical scheme: the elastomer TPE foaming material suitable for floating in water comprises polypropylene, hydrogenated styrene-butadiene-styrene block copolymer, white mineral oil, ethylene-acrylic acid olefin copolymer, copper-resistant harm-resistant agent and high-molecular silicone master batch, and the elastomer TPE foaming material comprises the following raw materials in percentage by weight:
preferably, the polypropylene is a homopolymerization injection molding grade PP material with better fluidity.
Preferably, the hydrogenated styrene-butadiene-styrene block copolymer has a YH-503 linear structure, wherein the mass ratio of the S component to the B component is 30/70.
The preparation method of the elastomer TPE foaming material suitable for floating in water comprises the following steps:
the method comprises the following steps: stock preparation
The weight percentage of the raw materials is as follows: 7-15% of polypropylene, 20-45% of hydrogenated styrene-butadiene-styrene block copolymer, 20-40% of white mineral oil, 20-35% of ethylene-acrylic acid olefin copolymer, 0.1-5% of copper-resistant agent and 2-5% of high polymer silicone master batch, wherein the polypropylene, the hydrogenated styrene-butadiene-styrene block copolymer, the white mineral oil, the ethylene-acrylic acid olefin copolymer, the copper-resistant agent and the high polymer silicone master batch with proper weight are selected and accurately weighed by an electronic balance, and the error is ensured to be within 1 g;
step two: pretreatment of
Transferring the weighed hydrogenated styrene-butadiene-styrene block copolymer and the white mineral oil in the step one to a high-speed mixer for high-speed mixing and stirring, and standing after stirring;
step three: refining premix
Putting the weighed polypropylene, the ethylene-acrylic acid olefin copolymer, the copper-resistant harm agent and the high-molecular silicone master batch in the first step into a high-speed mixer in the second step, and keeping a certain temperature for continuously stirring and mixing to obtain a premix;
step four: extrusion granulation
Transferring the premix obtained in the third step into a double-screw extruder for extrusion granulation to obtain master batches;
step five: foaming material
And (4) synchronously adding the master batch and the chemical foaming agent obtained in the fourth step into a high-speed mixer for rapid mixing to obtain the final TPE foaming material.
Preferably, the stirring speed of the high-speed mixer in the second step is 600r/min, and the stirring is continued for 10 min.
Preferably, the mixed and stirred materials in the second step are kept still for 40 min.
Preferably, the stirring speed of the high-speed mixer in the third step is 1200r/min, the stirring is continued for 10min, and the temperature of the high-speed mixer is kept between 110 ℃ and 120 ℃.
Preferably, the base temperature in the fourth step is controlled to be 175-200 ℃.
Preferably, the stirring speed of the high-speed mixer in the fifth step is 1200r/min, and the stirring is continued for 15 min.
(III) advantageous effects
Compared with the prior art, the invention provides the preparation method of the elastomer TPE foaming material which is suitable for floating in water, and the preparation method has the following beneficial effects:
the preparation method of the elastomer TPE foaming material suitable for floating in water adopts polypropylene, hydrogenated styrene-butadiene-styrene block copolymer, white mineral oil, ethylene-acrylic acid olefin copolymer, copper-resistant and harmful-resistant agent and high-molecular silicone master batch to prepare the TPE foaming material, wherein the polypropylene can resist corrosion of acid, alkali, salt solution and various organic solvents at the temperature of below 80 ℃, is thermoplastic synthetic resin with excellent performance, and has chemical resistance, heat resistance, electrical insulation, high-strength mechanical property and good high-wear-resistance processing performance; the hydrogenated styrene-butadiene-styrene block copolymer can adjust viscosity, hardness, softness, cohesiveness and flex resistance, has excellent tensile strength, elasticity and electrical property, small permanent deformation, good flex and rebound resilience, large surface friction, ozone, oxygen and ultraviolet irradiation resistance; the white mineral oil is a mixture of refined liquid hydrocarbons obtained from petroleum, and has good yellowing resistance, oxidation resistance and viscosity-temperature performance; the ethylene-acrylic acid olefin copolymer has good wear resistance, low temperature resistance, adhesion and colorability; the high molecular silicone master batch is used as a scratch resistant auxiliary agent, the silicone master batch is an ultrahigh molecular weight plastic high-efficiency lubricant without an organic carrier, the defect that the traditional silicone oil is easy to separate out as a plastic lubricant is overcome, the friction coefficient is obviously reduced, the smoothness is improved, the surface gloss is improved, the surface silky touch feeling is enhanced, and the wear resistance and scratch resistance are improved; the floating rate of the plastic finished product used in water and underwater in the past is greatly improved, and the problems of low floating rate, hardness and non-wear resistance of the past product in water are solved; the heat stability, the weather resistance and the ultraviolet resistance of the finished product are obviously improved, the use cost is effectively reduced, and the use period is prolonged.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The elastomer TPE foaming material suitable for floating in water comprises polypropylene, hydrogenated styrene-butadiene-styrene block copolymer, white mineral oil, ethylene-acrylic acid olefin copolymer, copper-resistant harm-resistant agent and high-molecular silicone master batch, and the elastomer TPE foaming material comprises the following raw materials in percentage by weight:
the polypropylene is a homopolymerization type injection molding grade PP material with better fluidity.
The hydrogenated styrene-butadiene-styrene block copolymer had a YH-503 linear structure, wherein the mass ratio of the S component to the B component was 30/70.
The preparation method of the elastomer TPE foaming material suitable for floating in water comprises the following steps:
the method comprises the following steps: stock preparation
The weight percentage of the raw materials is as follows: 7-15% of polypropylene, 20-45% of hydrogenated styrene-butadiene-styrene block copolymer, 20-40% of white mineral oil, 20-35% of ethylene-acrylic acid olefin copolymer, 0.1-5% of copper-resistant agent and 2-5% of high polymer silicone master batch, wherein the polypropylene, the hydrogenated styrene-butadiene-styrene block copolymer, the white mineral oil, the ethylene-acrylic acid olefin copolymer, the copper-resistant agent and the high polymer silicone master batch with proper weight are selected and accurately weighed by an electronic balance, and the error is ensured to be within 1 g;
step two: pretreatment of
Transferring the weighed hydrogenated styrene-butadiene-styrene block copolymer and the white mineral oil in the step one to a high-speed mixer for high-speed mixing and stirring, and standing after stirring;
step three: refining premix
Putting the weighed polypropylene, the ethylene-acrylic acid olefin copolymer, the copper-resistant harm agent and the high-molecular silicone master batch in the first step into a high-speed mixer in the second step, and keeping a certain temperature for continuously stirring and mixing to obtain a premix;
step four: extrusion granulation
Transferring the premix obtained in the third step into a double-screw extruder for extrusion granulation to obtain master batches;
step five: foaming material
And (4) synchronously adding the master batch and the chemical foaming agent obtained in the fourth step into a high-speed mixer for rapid mixing to obtain the final TPE foaming material.
And the stirring speed of the high-speed mixer in the step two is 600r/min, and the stirring is continuously carried out for 10 min.
And standing the mixed and stirred materials in the step two for 40 min.
And the stirring speed of the high-speed mixer in the third step is 1200r/min, the stirring is continued for 10min, and the temperature of the high-speed mixer is kept between 110 and 120 ℃.
The basic temperature in the fourth step is controlled to be 175-200 ℃.
And the stirring speed of the high-speed mixer in the step five is 1200r/min, and the stirring is continuously carried out for 15 min.
In summary, the preparation method of the elastomer TPE foaming material suitable for floating in water adopts polypropylene, hydrogenated styrene-butadiene-styrene block copolymer, white mineral oil, ethylene-acrylic acid olefin copolymer, copper-resistant and harmful-resistant agent and high-molecular silicone master batch to prepare the TPE foaming material, the polypropylene can resist corrosion of acid, alkali, salt solution and various organic solvents at the temperature of below 80 ℃, is thermoplastic synthetic resin with excellent performance, and has chemical resistance, heat resistance, electrical insulation, high-strength mechanical property and good high-wear-resistance processing performance; the hydrogenated styrene-butadiene-styrene block copolymer can adjust viscosity, hardness, softness, cohesiveness and flex resistance, has excellent tensile strength, elasticity and electrical property, small permanent deformation, good flex and rebound resilience, large surface friction, ozone, oxygen and ultraviolet irradiation resistance; the white mineral oil is a mixture of refined liquid hydrocarbons obtained from petroleum, and has good yellowing resistance, oxidation resistance and viscosity-temperature performance; the ethylene-acrylic acid olefin copolymer has good wear resistance, low temperature resistance, adhesion and colorability; the high molecular silicone master batch is used as a scratch resistant auxiliary agent, the silicone master batch is an ultrahigh molecular weight plastic high-efficiency lubricant without an organic carrier, the defect that the traditional silicone oil is easy to separate out as a plastic lubricant is overcome, the friction coefficient is obviously reduced, the smoothness is improved, the surface gloss is improved, the surface silky touch feeling is enhanced, and the wear resistance and scratch resistance are improved; the floating rate of the plastic finished product used in water and underwater in the past is greatly improved, and the problems of low floating rate, hardness and non-wear resistance of the past product in water are solved; the heat stability, the weather resistance and the ultraviolet resistance of the finished product are obviously improved, the use cost is effectively reduced, and the use period is prolonged.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Elastomer TPE expanded material suitable for aquatic floatability, its characterized in that: the paint comprises polypropylene, hydrogenated styrene-butadiene-styrene block copolymer, white mineral oil, ethylene-acrylic acid olefin copolymer, copper-resistant and harmful-resistant agent and high-molecular silicone master batch, and the weight percentage of each raw material is as follows:
2. an elastomeric TPE foam suitable for floating in water as claimed in claim 1 wherein: the polypropylene is a homopolymerization type injection molding PP material with good fluidity.
3. An elastomeric TPE foam suitable for floating in water as claimed in claim 1 wherein: the hydrogenated styrene-butadiene-styrene block copolymer has a YH-503 linear structure, wherein the mass ratio of the S component to the B component is 30/70.
4. A process for preparing an elastomeric TPE foam suitable for floating in water according to claim 1, wherein: the method comprises the following steps:
the method comprises the following steps: stock preparation
The weight percentage of the raw materials is as follows: 7-15% of polypropylene, 20-45% of hydrogenated styrene-butadiene-styrene block copolymer, 20-40% of white mineral oil, 20-35% of ethylene-acrylic acid olefin copolymer, 0.1-5% of copper-resistant agent and 2-5% of high polymer silicone master batch, wherein the polypropylene, the hydrogenated styrene-butadiene-styrene block copolymer, the white mineral oil, the ethylene-acrylic acid olefin copolymer, the copper-resistant agent and the high polymer silicone master batch with proper weight are selected and accurately weighed by an electronic balance, and the error is ensured to be within 1 g;
step two: pretreatment of
Transferring the weighed hydrogenated styrene-butadiene-styrene block copolymer and the white mineral oil in the step one to a high-speed mixer for high-speed mixing and stirring, and standing after stirring;
step three: refining premix
Putting the weighed polypropylene, the ethylene-acrylic acid olefin copolymer, the copper-resistant harm agent and the high-molecular silicone master batch in the first step into a high-speed mixer in the second step, and keeping a certain temperature for continuously stirring and mixing to obtain a premix;
step four: extrusion granulation
Transferring the premix obtained in the third step into a double-screw extruder for extrusion granulation to obtain master batches;
step five: foaming material
And (4) synchronously adding the master batch and the chemical foaming agent obtained in the fourth step into a high-speed mixer for rapid mixing to obtain the final TPE foaming material.
5. The method of claim 4 for preparing a TPE foam suitable for floating in water, wherein the TPE foam is characterized in that: and the stirring speed of the high-speed mixer in the step two is 600r/min, and the stirring is continuously carried out for 10 min.
6. The method of claim 4 for preparing a TPE foam suitable for floating in water, wherein the TPE foam is characterized in that: and standing the mixed and stirred materials in the step two for 40 min.
7. The method of claim 4 for preparing a TPE foam suitable for floating in water, wherein the TPE foam is characterized in that: and the stirring speed of the high-speed mixer in the third step is 1200r/min, the stirring is continued for 10min, and the temperature of the high-speed mixer is kept between 110 and 120 ℃.
8. The method of claim 4 for preparing a TPE foam suitable for floating in water, wherein the TPE foam is characterized in that: and the basic temperature in the fourth step is controlled to be 175-200 ℃.
9. The method of claim 4 for preparing a TPE foam suitable for floating in water, wherein the TPE foam is characterized in that: and D, stirring the high-speed mixer in the step five at the stirring speed of 1200r/min, and continuously stirring for 15 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010261838.1A CN111410813A (en) | 2020-04-05 | 2020-04-05 | Preparation method of elastomer TPE (thermoplastic elastomer) foam material capable of floating in water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010261838.1A CN111410813A (en) | 2020-04-05 | 2020-04-05 | Preparation method of elastomer TPE (thermoplastic elastomer) foam material capable of floating in water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111410813A true CN111410813A (en) | 2020-07-14 |
Family
ID=71488159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010261838.1A Pending CN111410813A (en) | 2020-04-05 | 2020-04-05 | Preparation method of elastomer TPE (thermoplastic elastomer) foam material capable of floating in water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111410813A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104045958A (en) * | 2014-04-21 | 2014-09-17 | 深圳市普特美橡塑原料有限公司 | Formula of thermoplastic elastomer material and manufacturing method thereof |
| CN109988386A (en) * | 2018-11-30 | 2019-07-09 | 广州敬信高聚物科技有限公司 | A kind of buoyant cable physical blowing composition for thermoplastic elastomer and preparation method thereof |
-
2020
- 2020-04-05 CN CN202010261838.1A patent/CN111410813A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104045958A (en) * | 2014-04-21 | 2014-09-17 | 深圳市普特美橡塑原料有限公司 | Formula of thermoplastic elastomer material and manufacturing method thereof |
| CN109988386A (en) * | 2018-11-30 | 2019-07-09 | 广州敬信高聚物科技有限公司 | A kind of buoyant cable physical blowing composition for thermoplastic elastomer and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101676327B (en) | Thermoplastic elastomer for sucking with polypropylene material | |
| CN109694581B (en) | Dynamic vulcanized silicone rubber/thermoplastic polyurethane elastomer material and preparation method thereof | |
| CN106700287B (en) | A kind of foamed thermoplastic elastomers and preparation method thereof | |
| CN102304248B (en) | Expandable high-melt-strength polypropylene resin and preparation method thereof | |
| CN104497553A (en) | Anti-ageing matt polyurethane composition and preparation method thereof | |
| US4051096A (en) | Resin composition | |
| CN106317912A (en) | High-fogging-surface rapid molding and wear-resisting thermoplastic elastomer material | |
| CN108530822A (en) | A kind of high transparency ABS resin and preparation method thereof | |
| CN113637283A (en) | High-strength high-resilience TPE (thermoplastic elastomer) thermoplastic elastomer and preparation method thereof | |
| CN107216620A (en) | A kind of PBT material and preparation method thereof | |
| CN109627737B (en) | Surface soft-touch PC/ABS alloy material and preparation method thereof | |
| CN112876799A (en) | Low-gloss high-toughness scratch-resistant polypropylene composite material and preparation method thereof | |
| CN110283414A (en) | Gao Dingshen high springs back thermoplastic elastomer (TPE) and preparation method thereof | |
| CN111410813A (en) | Preparation method of elastomer TPE (thermoplastic elastomer) foam material capable of floating in water | |
| CN106939112B (en) | High-gloss HIPS/recycled PET bottle flake composite material and preparation method thereof | |
| CN104974450A (en) | Polyvinyl chloride plastic composition | |
| KR19990062775A (en) | Method for producing antistatic resin composition and antistatic resin composition produced thereby | |
| CN112592539B (en) | PP/PBT alloy material and preparation method thereof | |
| CN101798431B (en) | Pellet mixture, molded article and method for manufacturing the molded article | |
| CN106674960A (en) | Non-electroplated PC/ABS (Polycarbonate/Acrylonitrile Butadiene Styrene) alloy material suitable for two-color injection molding and preparation method thereof | |
| CN113214659A (en) | Ornament investment casting mould material based on modified polyurethane elastomer and preparation method thereof | |
| CN112358704A (en) | High-hardness waterproof ABS resin | |
| CN104945766A (en) | Composite high polymer material for kitchen top plates and preparation method thereof | |
| CN110894334B (en) | Thermoplastic elastomer capable of coating PC/ABS material and preparation method thereof | |
| CN112480589B (en) | Soft-touch HIPS composition and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200714 |