CN111410802A - Composite stabilizer for PVC (polyvinyl chloride) - Google Patents
Composite stabilizer for PVC (polyvinyl chloride) Download PDFInfo
- Publication number
- CN111410802A CN111410802A CN202010315494.8A CN202010315494A CN111410802A CN 111410802 A CN111410802 A CN 111410802A CN 202010315494 A CN202010315494 A CN 202010315494A CN 111410802 A CN111410802 A CN 111410802A
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- China
- Prior art keywords
- stabilizer
- pvc
- parts
- composite stabilizer
- composite
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
- C08L5/04—Alginic acid; Derivatives thereof
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a composite stabilizer for PVC, which is prepared from the following components in parts by weight: the composite stabilizer for PVC comprises the following components in percentage by weight: 70 parts of main stabilizer, 20 parts of auxiliary stabilizer, 5 parts of phosphite ester and 5 parts of plasticizer. The composite stabilizer for PVC is added with a plurality of components, so that the stabilizer has strong stability.
Description
Technical Field
The invention relates to the technical field of stabilizers, in particular to a composite stabilizer for PVC, and especially relates to a calcium-zinc composite stabilizer.
Background
The composite stabilizer for PVC is a PVC additive which can make PVC form and keep form and texture stable. Mainly comprises various derivatives and also contains calcium and zinc additives. The stabilizer in a broad sense can also comprise a coagulant, a chelating agent and the like, and is combined with other functional additives to form a composite additive.
The existing composite stabilizer has the problems of single functionality and incapability of well improving the PVC composite stabilizer.
Disclosure of Invention
The invention aims to provide a composite stabilizer for PVC, which solves the problems in the prior art.
A composite stabilizer for PVC is prepared from the following components: the composite stabilizer for PVC comprises the following components in percentage by weight: 70 parts of main stabilizer, 20 parts of auxiliary stabilizer, 5 parts of phosphite ester and 5 parts of plasticizer.
Preferably, the primary stabilizers are calcium stearate, sodium stearate, and zinc stearate.
Preferably, the proportions of the calcium stearate, the sodium stearate and the zinc stearate are respectively 20 parts, 20 parts and 30 parts.
Preferably, the auxiliary stabilizer is agar, xanthan gum and sodium alginate.
Preferably, the proportions of the agar, the xanthan gum and the sodium alginate are respectively 5 parts, 5 parts and 10 parts.
Preferably, the method comprises the following production steps:
(1) preparation of the primary stabilizer: respectively weighing calcium stearate, sodium stearate and zinc stearate according to the mass ratio, and mixing and stirring at the temperature of 30 ℃;
(2) preparation of an auxiliary stabilizer: respectively weighing agar, xanthan gum and sodium alginate according to the mass ratio, and mixing and stirring uniformly to obtain an auxiliary stabilizer;
(3) mixing phosphite ester and a plasticizer according to the proportion to obtain an additive;
(4) and (3) putting the main stabilizer mixture, the auxiliary stabilizer mixture and the additive into a planetary ball milling tank for mixing, taking out the mixture, putting the mixture into a cold air suction filtration container, and performing suction filtration and drying to obtain the composite stabilizer for PVC.
Preferably, the method comprises the following production steps: curing the prepared PVC by using the composite stabilizer, wherein the curing condition is that the PVC is cured for 1 hour at the temperature of 50-80 ℃.
Compared with the prior art, the invention has the following beneficial effects: the stability of the composite stabilizer for PVC is enhanced, and the functionality of the composite stabilizer is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A composite stabilizer for PVC is prepared from the following components: the composite stabilizer for PVC comprises the following components in percentage by weight: the main stabilizer is 70 parts, auxiliary stabilizer is 20 parts, phosphite 5 parts and plasticizer 5 parts, the main stabilizer is calcium stearate, sodium stearate and zinc stearate, the ratio of calcium stearate, sodium stearate and zinc stearate is 20 parts, 20 parts and 30 parts respectively, the auxiliary stabilizer is agar, xanthan gum and sodium alginate, the ratio of agar, xanthan gum and sodium alginate is 5 parts, 5 parts and 10 parts respectively.
Comprises the following production steps:
(1) preparation of the primary stabilizer: respectively weighing calcium stearate, sodium stearate and zinc stearate according to the mass ratio, and mixing and stirring at the temperature of 30 ℃;
(2) preparation of an auxiliary stabilizer: respectively weighing agar, xanthan gum and sodium alginate according to the mass ratio, and mixing and stirring uniformly to obtain an auxiliary stabilizer;
(3) mixing phosphite ester and a plasticizer according to the proportion to obtain an additive;
(4) and (3) putting the main stabilizer mixture, the auxiliary stabilizer mixture and the additive into a planetary ball milling tank for mixing, taking out the mixture, putting the mixture into a cold air suction filtration container, and performing suction filtration and drying to obtain the composite stabilizer for PVC.
Curing the prepared PVC by using the composite stabilizer, wherein the curing condition is that the PVC is cured for 1 hour at the temperature of 50-80 ℃.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A composite stabilizer for PVC is prepared from the following components: the composite stabilizer for PVC comprises the following components in percentage by weight: 70 parts of main stabilizer, 20 parts of auxiliary stabilizer, 5 parts of phosphite ester and 5 parts of plasticizer.
2. The composite stabilizer for PVC according to claim 1, which is characterized in that: the main stabilizer is calcium stearate, sodium stearate and zinc stearate.
3. The composite stabilizer for PVC according to claim 1, which is characterized in that: the proportions of the calcium stearate, the sodium stearate and the zinc stearate are respectively 20 parts, 20 parts and 30 parts.
4. The composite stabilizer for PVC according to claim 1, which is characterized in that: the auxiliary stabilizer is agar, xanthan gum and sodium alginate.
5. The composite stabilizer for PVC according to claim 1, which is characterized in that: the proportions of the agar, the xanthan gum and the sodium alginate are respectively 5 parts, 5 parts and 10 parts.
6. The composite stabilizer for PVC according to claim 1, which is characterized in that: comprises the following production steps:
(1) preparation of the primary stabilizer: respectively weighing calcium stearate, sodium stearate and zinc stearate according to the mass ratio, and mixing and stirring at the temperature of 30 ℃;
(2) preparation of an auxiliary stabilizer: respectively weighing agar, xanthan gum and sodium alginate according to the mass ratio, and mixing and stirring uniformly to obtain an auxiliary stabilizer;
(3) mixing phosphite ester and a plasticizer according to the proportion to obtain an additive;
(4) and (3) putting the main stabilizer mixture, the auxiliary stabilizer mixture and the additive into a planetary ball milling tank for mixing, taking out the mixture, putting the mixture into a cold air suction filtration container, and performing suction filtration and drying to obtain the composite stabilizer for PVC.
7. The composite stabilizer for PVC according to claim 1, which is characterized in that: comprises the following production steps: curing the prepared PVC by using the composite stabilizer, wherein the curing condition is that the PVC is cured for 1 hour at the temperature of 50-80 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010315494.8A CN111410802A (en) | 2020-04-21 | 2020-04-21 | Composite stabilizer for PVC (polyvinyl chloride) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010315494.8A CN111410802A (en) | 2020-04-21 | 2020-04-21 | Composite stabilizer for PVC (polyvinyl chloride) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111410802A true CN111410802A (en) | 2020-07-14 |
Family
ID=71488417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010315494.8A Pending CN111410802A (en) | 2020-04-21 | 2020-04-21 | Composite stabilizer for PVC (polyvinyl chloride) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111410802A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113980403A (en) * | 2021-09-29 | 2022-01-28 | 湖北金牛管业有限公司 | Injection molding grade PVC-ABS alloy flame-retardant plastic particle and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5106898A (en) * | 1989-07-04 | 1992-04-21 | Kyowa Chemical Industry Co., Ltd. | Stabilizer composition for use in halogen-containing resins |
| CN102417676A (en) * | 2011-11-16 | 2012-04-18 | 山东瑞丰高分子材料股份有限公司 | Composite stabilizing agent for transparent polyvinyl chloride (PVC) material and preparation method thereof |
| CN109825008A (en) * | 2019-03-13 | 2019-05-31 | 东莞浩联新材料科技有限公司 | A kind of environment-friendly calcium-zinc compound stabilizer and preparation method thereof |
-
2020
- 2020-04-21 CN CN202010315494.8A patent/CN111410802A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5106898A (en) * | 1989-07-04 | 1992-04-21 | Kyowa Chemical Industry Co., Ltd. | Stabilizer composition for use in halogen-containing resins |
| CN102417676A (en) * | 2011-11-16 | 2012-04-18 | 山东瑞丰高分子材料股份有限公司 | Composite stabilizing agent for transparent polyvinyl chloride (PVC) material and preparation method thereof |
| CN109825008A (en) * | 2019-03-13 | 2019-05-31 | 东莞浩联新材料科技有限公司 | A kind of environment-friendly calcium-zinc compound stabilizer and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113980403A (en) * | 2021-09-29 | 2022-01-28 | 湖北金牛管业有限公司 | Injection molding grade PVC-ABS alloy flame-retardant plastic particle and preparation method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for 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: 20200714 |