CN113831639B - Environment-friendly nano complex foaming agent and preparation method thereof - Google Patents
Environment-friendly nano complex foaming agent and preparation method thereof Download PDFInfo
- Publication number
- CN113831639B CN113831639B CN202111121828.9A CN202111121828A CN113831639B CN 113831639 B CN113831639 B CN 113831639B CN 202111121828 A CN202111121828 A CN 202111121828A CN 113831639 B CN113831639 B CN 113831639B
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- Prior art keywords
- foaming agent
- polypropylene
- environment
- ethanol
- polyethylene glycol
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- 239000004088 foaming agent Substances 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims description 9
- 238000005187 foaming Methods 0.000 claims abstract description 14
- 239000011159 matrix material Substances 0.000 claims abstract description 6
- -1 polypropylene Polymers 0.000 claims description 53
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 40
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 claims description 40
- 239000004743 Polypropylene Substances 0.000 claims description 33
- 229920001155 polypropylene Polymers 0.000 claims description 33
- 239000002202 Polyethylene glycol Substances 0.000 claims description 20
- 229920001223 polyethylene glycol Polymers 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 8
- 239000012752 auxiliary agent Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 231100000956 nontoxicity Toxicity 0.000 abstract description 2
- 239000006261 foam material Substances 0.000 abstract 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 8
- 239000004703 cross-linked polyethylene Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910021389 graphene Inorganic materials 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention discloses an environment-friendly nano complex foaming agent, which comprises the following components: matrix foam material and auxiliary foaming agent. The finished product prepared by the invention has better foaming rate and simultaneously realizes the effects of non-toxicity and environmental protection.
Description
Technical Field
The invention relates to the technical field of chemical production, in particular to an environment-friendly nano complex foaming agent and a preparation method thereof.
Background
The foaming agent is a substance for forming holes of objects, has wide application range in the fields such as building materials, foods, chemical industry, packaging and the like, and is a chemical raw material with a huge application scene.
The foaming agent widely used in the prior art often has a large number of environmental protection treatment steps for the production process and the treatment of waste liquid after production because of adding a certain amount of toxic components on the premise of meeting the requirement of good foaming performance, thereby increasing the production cost and having a certain harm to producers and users.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the invention, which should not be used to limit the scope of the invention.
The present invention has been made in view of the above and/or problems occurring in the prior complex foaming agents.
Therefore, one of the purposes of the invention is to overcome the defects of the existing complex foaming agent and provide an environment-friendly nano complex foaming agent.
In order to solve the technical problems, according to one aspect of the present invention, the following technical solutions are provided: an environment-friendly nano complex foaming agent is characterized in that: comprises the following components: matrix foaming material and auxiliary foaming agent.
As a preferable scheme of the environment-friendly nano complex foaming agent, the invention comprises the following steps: the matrix foaming material is polypropylene.
As a preferable scheme of the environment-friendly nano complex foaming agent, the invention comprises the following steps: the matrix foaming material is high-melt polypropylene/linear polypropylene.
As a preferable scheme of the environment-friendly nano complex foaming agent, the invention comprises the following steps: the auxiliary foaming agent is one or more of polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate.
As a preferable scheme of the environment-friendly nano complex foaming agent, the invention comprises the following steps: the auxiliary foaming agent comprises polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate.
As a preferable scheme of the environment-friendly nano complex foaming agent, the invention comprises the following steps: 60 to 80 percent of polypropylene, 10 to 20 percent of polyethylene glycol, 10 to 15 percent of dipropyl alcohol, 0.1 to 2 percent of ethanol, 0.1 to 2 percent of crosslinked polyethylene and 0.1 to 2 percent of methyl formate
As a preferable scheme of the environment-friendly nano complex foaming agent, the invention comprises the following steps: 76% polypropylene, 9% polyethylene glycol, 12% dipropyl alcohol, 1% ethanol, 1% crosslinked polyethylene and 1% methyl formate.
The invention also aims to provide a preparation method of the nanometer environment-friendly complex foaming agent.
In order to solve the technical problems, according to one aspect of the present invention, the following technical solutions are provided: a method for preparing a nano environment-friendly complex foaming agent, which comprises the following steps: mixing a co-foaming agent: mixing the polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate; mixing main materials: and adding polypropylene into the mixed auxiliary agent, and uniformly stirring.
As a preferable scheme of the preparation method of the environment-friendly nano complex foaming agent, the preparation method comprises the following steps: the mixing temperature in the mixed auxiliary foaming agent is 60-80 ℃.
As a preferable scheme of the preparation method of the environment-friendly nano complex foaming agent, the preparation method comprises the following steps: in the main materials, the stirring temperature is 60-80 ℃.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
76g of polypropylene, 9g of polyethylene glycol, 12g of dipropyl alcohol, 1g of ethanol, 1g of crosslinked polyethylene and 1g of methyl formate.
Mixing polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate, and placing the mixture into a reaction kettle to be stirred for 2 hours at a temperature of 68 ℃ and a rotating speed of 100 rpm;
polypropylene was added to the mixed auxiliary and stirred at a speed of 100rpm for 30min at a temperature of 68 ℃.
Example 2
70g of polypropylene, 10g of polyethylene glycol, 13g of dipropyl alcohol, 2g of ethanol, 2g of crosslinked polyethylene and 2g of methyl formate.
Mixing polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate, and placing the mixture into a reaction kettle to be stirred for 2 hours at a temperature of 68 ℃ and a rotating speed of 100 rpm;
polypropylene was added to the mixed auxiliary and stirred at a speed of 100rpm for 30min at a temperature of 68 ℃.
Example 3
76.5g of polypropylene, 12g of graphene, 8g of polyethylene glycol, 7g of dipropyl alcohol, 0.5g of ethanol, 0.5g of crosslinked polyethylene and 0.5g of methyl formate.
Mixing polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate, and placing the mixture into a reaction kettle to be stirred for 2 hours at a temperature of 68 ℃ and a rotating speed of 100 rpm;
polypropylene was added to the mixed auxiliary and stirred at a speed of 100rpm for 30min at a temperature of 68 ℃.
Example 4
76g of polypropylene, 9g of polyethylene glycol, 12g of dipropyl alcohol, 1g of ethanol, 1g of crosslinked polyethylene and 1g of methyl formate.
Mixing polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate, and placing the mixture into a reaction kettle to be stirred for 2 hours at the temperature of 60 ℃ according to the rotating speed of 100 rpm;
polypropylene was added to the mixed auxiliary and stirred at a speed of 100rpm for 30min at a temperature of 60 ℃.
Example 5
76g of polypropylene, 9g of polyethylene glycol, 12g of dipropyl alcohol, 1g of ethanol, 1g of crosslinked polyethylene and 1g of methyl formate.
Mixing polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate, and placing the mixture into a reaction kettle to be stirred for 2 hours at the temperature of 80 ℃ according to the rotating speed of 100 rpm;
polypropylene was added to the mixed auxiliary and stirred at 100rpm for 30min at 80 ℃.
Example 6 (lack of a distributed stirring step)
72g of polypropylene, 12g of graphene, 5g of polyethylene glycol, 8g of dipropyl alcohol, 1g of ethanol, 1g of crosslinked polyethylene and 1g of methyl formate.
Polyethylene glycol, dipropyl alcohol, ethanol, graphene, crosslinked polypropylene (PP-X), methyl formate and polypropylene were mixed, and placed in a reaction kettle and stirred at a speed of 100rpm for 2.5 hours at a temperature of 68 ℃.
Example 7
The density of the foaming agents prepared in examples 1 to 7 was measured, and the obtained data are recorded in table 1.
TABLE 1 densities of blowing agents produced in examples 1 to 7
| Examples | Density (g/cm) 3 ) |
| Example 1 | 0.66 |
| Example 2 | 0.78 |
| Example 3 | 0.77 |
| Example 4 | 0.69 |
| Example 5 | 0.69 |
| Example 6 | 0.77 |
As can be seen from Table 1, the foaming agent prepared in example 1 had the lowest density, i.e., the best foaming property, the highest foaming amount and the high foaming rate; as can be obtained from examples 1 to 3, changing the component ratio of the raw materials results in a decrease in foaming property, and the ratio of the raw materials in example 1 is a preferable ratio; as can be seen from examples 1, 4 and 5, when the temperature of the mixture of the materials is changed, it results in a decrease in the foaming properties of the finished product, and the stirring temperature of 68 ℃ selected in example 1 is the preferred temperature; the graphene in the materials obtained in the examples 1 and 6 is an important raw material composition; as can be seen from examples 1 and 7, the stepwise stirring performed in example 1 has an effect of improving the foaming ratio as compared with the one-time stirring.
Even though the technical steps of step-by-step mixing are adopted in the invention, the stirring rotation speed and the temperature are the same, and in the actual production process, the operation that the materials are not required to be transferred or the production setting parameters are not required to be changed in a clear and convenient production is realized, so that the production difficulty is extremely low on the basis of ensuring the effect.
The invention has the advantages of no addition and output of toxic or non-environment-friendly substances in the production process, obvious non-toxicity, environment protection and better foaming rate.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (1)
1. The preparation method of the environment-friendly nano complex foaming agent is characterized by comprising the following steps of: comprises the following components: matrix foaming material and auxiliary foaming agent;
the matrix foaming material is linear polypropylene;
the auxiliary foaming agent comprises polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate;
76% of polypropylene, 9% of polyethylene glycol, 12% of dipropyl alcohol, 1% of ethanol, 1% of crosslinked polypropylene and 1% of methyl formate;
the method comprises the following steps: mixing a co-foaming agent: mixing the polyethylene glycol, dipropyl alcohol, ethanol, crosslinked polypropylene (PP-X) and methyl formate;
mixing main materials: adding polypropylene into the mixed auxiliary agent, and uniformly stirring;
the temperature used in the mixing auxiliary foaming agent and the mixing main material is 68 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111121828.9A CN113831639B (en) | 2021-09-24 | 2021-09-24 | Environment-friendly nano complex foaming agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111121828.9A CN113831639B (en) | 2021-09-24 | 2021-09-24 | Environment-friendly nano complex foaming agent and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113831639A CN113831639A (en) | 2021-12-24 |
| CN113831639B true CN113831639B (en) | 2024-01-12 |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003041040A (en) * | 2001-08-02 | 2003-02-13 | Grand Polymer Co Ltd | Foamable polypropylene resin composition, method for producing molded ceiling member using the same and molded ceiling member used for automobile |
| CN102115561A (en) * | 2009-12-30 | 2011-07-06 | 李晓丽 | Physical foaming polypropylene sheet material |
| CN102888055A (en) * | 2011-07-21 | 2013-01-23 | 中国石油化工股份有限公司 | High-melt strength polypropylene foam material and preparation method thereof |
| CN104877236A (en) * | 2014-02-27 | 2015-09-02 | 浙江交联辐照材料有限公司 | Radiation crosslinked polypropylene foamed plastic and continuous production method thereof |
| CN111087705A (en) * | 2020-03-09 | 2020-05-01 | 深圳汉唐材料有限责任公司 | Foaming composition, foaming material, preparation method and application thereof |
-
2021
- 2021-09-24 CN CN202111121828.9A patent/CN113831639B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003041040A (en) * | 2001-08-02 | 2003-02-13 | Grand Polymer Co Ltd | Foamable polypropylene resin composition, method for producing molded ceiling member using the same and molded ceiling member used for automobile |
| CN102115561A (en) * | 2009-12-30 | 2011-07-06 | 李晓丽 | Physical foaming polypropylene sheet material |
| CN102888055A (en) * | 2011-07-21 | 2013-01-23 | 中国石油化工股份有限公司 | High-melt strength polypropylene foam material and preparation method thereof |
| CN104877236A (en) * | 2014-02-27 | 2015-09-02 | 浙江交联辐照材料有限公司 | Radiation crosslinked polypropylene foamed plastic and continuous production method thereof |
| CN111087705A (en) * | 2020-03-09 | 2020-05-01 | 深圳汉唐材料有限责任公司 | Foaming composition, foaming material, preparation method and application thereof |
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| Publication number | Publication date |
|---|---|
| CN113831639A (en) | 2021-12-24 |
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Effective date of registration: 20231221 Address after: No. 6 Guanyao Qianjin East Road, Shishan Town, Nanhai District, Foshan City, Guangdong Province, 528237 Applicant after: Foshan Fusheng Auto Accessories Co.,Ltd. Address before: 210001 floor 8, building 1, No. 116, Shiyang Road, Qinhuai District, Nanjing, Jiangsu Province Applicant before: NANJING XINYAO NEW MATERIAL TECHNOLOGY Co.,Ltd. |
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