CN111303566A - Polymer composite stabilizer - Google Patents

Polymer composite stabilizer Download PDF

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Publication number
CN111303566A
CN111303566A CN202010315422.3A CN202010315422A CN111303566A CN 111303566 A CN111303566 A CN 111303566A CN 202010315422 A CN202010315422 A CN 202010315422A CN 111303566 A CN111303566 A CN 111303566A
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CN
China
Prior art keywords
stabilizer
composite stabilizer
parts
polymeric composite
proportion
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
Application number
CN202010315422.3A
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Chinese (zh)
Inventor
毛国标
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Daorun New Material Technology Co Ltd
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Anhui Daorun New Material Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Anhui Daorun New Material Technology Co Ltd filed Critical Anhui Daorun New Material Technology Co Ltd
Priority to CN202010315422.3A priority Critical patent/CN111303566A/en
Publication of CN111303566A publication Critical patent/CN111303566A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/09Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098Metal salts of carboxylic acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02Organic and inorganic ingredients
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2234Oxides; Hydroxides of metals of lead
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/08Stabilised against heat, light or radiation or oxydation

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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 high-molecular composite stabilizer which is prepared from the following components in parts by weight: hot polyvinyl chloride, a plasticizer, an auxiliary heat stabilizer, calcium stearate, sodium acetate salt containing salt group (PbO) and maleate. The sodium acetate salt containing salt group (PbO) is added into the high molecular composite stabilizer to weaken the secondary bond between polymer molecules, namely Van der Waals force, so that the mobility of polymer molecular chains is increased, the crystallinity of the polymer molecular chains is reduced, and the plasticity of the polymer is increased.

Description

Polymer composite stabilizer
Technical Field
The invention relates to the technical field of polymer stabilizers, in particular to a polymer composite stabilizer.
Background
Polyvinyl chloride is one of five general synthetic resins in the world, has the largest using amount, has excellent performance and is widely applied to various fields of construction industry, agriculture, daily necessities and the like, and because the processing thermal stability of the PVC is poor at high temperature, a heat stabilizer is required to be added in the forming processing of the PVC to maintain the performance of the PVC.
The existing polymer composite stabilizer has the problems of poor stability, heat resistance and weather resistance.
Disclosure of Invention
The present invention is to provide a polymer composite stabilizer to solve the problems of the background art.
A high molecular composite stabilizer is prepared from the following components: hot polyvinyl chloride, a plasticizer, an auxiliary heat stabilizer, calcium stearate, sodium acetate salt containing salt group (PbO) and maleate.
Preferably, the proportion of the hot polyvinyl chloride is 20-40 parts.
Preferably, the proportion of the plasticizer is 10-20 parts.
Preferably, the proportion of the auxiliary heat stabilizer is 5-10 parts.
Preferably, the proportion of the calcium stearate is 5-10 parts.
Preferably, the ratio of the sodium acetate salt containing salt group (PbO) is 15-30 parts.
Preferably, the proportion of the maleate is 5-15 parts.
Preferably, the method comprises the following production steps:
(1) preparation of the primary stabilizer: respectively weighing heat polyvinyl chloride, a plasticizer and an auxiliary heat stabilizer according to the mass proportion, and mixing and stirring at the temperature of 50 ℃;
(2) preparation of an auxiliary stabilizer: respectively weighing calcium stearate and sodium acetate salt containing salt base (PbO) according to the mass proportion, and uniformly mixing and stirring to obtain an auxiliary stabilizer;
(3) sequentially adding maleate into a mixed solution consisting of ethylenediamine and water, heating in a water bath at the temperature of 70 ℃ for 1 hour, and dispersing for 30 minutes by ultrasonic waves to prepare an additive mixture;
(4) placing the stabilizer mixture and the additive mixture into a planetary ball milling tank, mixing: and (3) mixing absolute ethyl alcohol according to the volume ratio of 1:2, operating at the rotating speed of 100-200r/min for 10 minutes, taking out the mixture, placing the mixture in a cold air suction filtration container, and performing suction filtration and drying to obtain the composite stabilizer.
Preferably, the method comprises the following production steps: curing the prepared composite stabilizer at the temperature of 50-80 ℃ for 1 hour.
Compared with the prior art, the invention has the following beneficial effects: the sodium acetate salt containing salt group (PbO) is added into the high molecular composite stabilizer to weaken the secondary valence bonds, namely Van der Waals force, among polymer molecules, so that the mobility of the polymer molecular chains is increased, the crystallinity of the polymer molecular chains is reduced, namely the plasticity of the polymer is increased, and the hardness, the modulus, the softening temperature and the brittle temperature of the polymer are reduced, the elongation, the flexibility and the flexibility are improved, the maleate is added, the heat resistance and the weather resistance are good, and the initial coloring is prevented.
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 high molecular composite stabilizer is prepared from the following components: the heat polyvinyl chloride, the plasticizer, the auxiliary heat stabilizer, the calcium stearate, the sodium acetate containing salt groups (PbO) and the maleate are mixed, the ratio of the heat polyvinyl chloride is 20-40 parts, the ratio of the plasticizer is 10-20 parts, the ratio of the auxiliary heat stabilizer is 5-10 parts, the ratio of the calcium stearate is 5-10 parts, the ratio of the sodium acetate containing salt groups (PbO) is 15-30 parts, the ratio of the maleate is 5-15 parts, the sodium acetate containing salt groups (PbO) is added to weaken secondary bonds among polymer molecules, namely Van der Waals force, so that the mobility of polymer molecular chains is increased, the crystallinity of the polymer molecular chains is reduced, namely the plasticity of the polymer is increased, and the characteristics that the hardness, the modulus, the softening temperature and the brittle temperature of the polymer are reduced, the elongation, the flexibility and the flexibility are improved, and the maleate is added, good heat resistance and weather resistance, and can prevent initial coloring.
Comprises the following production steps:
(1) preparation of the primary stabilizer: respectively weighing heat polyvinyl chloride, a plasticizer and an auxiliary heat stabilizer according to the mass proportion, and mixing and stirring at the temperature of 50 ℃;
(2) preparation of an auxiliary stabilizer: respectively weighing calcium stearate and sodium acetate salt containing salt base (PbO) according to the mass proportion, and uniformly mixing and stirring to obtain an auxiliary stabilizer;
(3) sequentially adding maleate into a mixed solution consisting of ethylenediamine and water, heating in a water bath at the temperature of 70 ℃ for 1 hour, and dispersing for 30 minutes by ultrasonic waves to prepare an additive mixture;
(4) placing the stabilizer mixture and the additive mixture into a planetary ball milling tank, mixing: and (3) mixing absolute ethyl alcohol according to the volume ratio of 1:2, operating at the rotating speed of 100-200r/min for 10 minutes, taking out the mixture, placing the mixture in a cold air suction filtration container, and performing suction filtration and drying to obtain the composite stabilizer.
Preferably, the method comprises the following production steps: curing the prepared composite stabilizer at the temperature of 50-80 ℃ for 1 hour.
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 (9)

1. A high molecular composite stabilizer is prepared from the following components: hot polyvinyl chloride, a plasticizer, an auxiliary heat stabilizer, calcium stearate, sodium acetate salt containing salt group (PbO) and maleate.
2. The polymeric composite stabilizer according to claim 1, wherein: the proportion of the hot polyvinyl chloride is 20-40 parts.
3. The polymeric composite stabilizer according to claim 1, wherein: the proportion of the plasticizer is 10-20 parts.
4. The polymeric composite stabilizer according to claim 1, wherein: and the auxiliary heat stabilizer is 5-10 parts.
5. The polymeric composite stabilizer according to claim 1, wherein: the proportion of the calcium stearate is 5-10 parts.
6. The polymeric composite stabilizer according to claim 1, wherein: 15-30 parts of sodium acetate salt containing salt group (PbO).
7. The polymeric composite stabilizer according to claim 1, wherein: the proportion of the maleate is 5-15 parts.
8. The polymeric composite stabilizer according to claim 1, wherein: comprises the following production steps:
(1) preparation of the primary stabilizer: respectively weighing heat polyvinyl chloride, a plasticizer and an auxiliary heat stabilizer according to the mass proportion, and mixing and stirring at the temperature of 50 ℃;
(2) preparation of an auxiliary stabilizer: respectively weighing calcium stearate and sodium acetate salt containing salt base (PbO) according to the mass proportion, and uniformly mixing and stirring to obtain an auxiliary stabilizer;
(3) sequentially adding maleate into a mixed solution consisting of ethylenediamine and water, heating in a water bath at the temperature of 70 ℃ for 1 hour, and dispersing for 30 minutes by ultrasonic waves to prepare an additive mixture;
(4) placing the stabilizer mixture and the additive mixture into a planetary ball milling tank, mixing: and (3) mixing absolute ethyl alcohol according to the volume ratio of 1:2, operating at the rotating speed of 100-200r/min for 10 minutes, taking out the mixture, placing the mixture in a cold air suction filtration container, and performing suction filtration and drying to obtain the composite stabilizer.
9. The polymeric composite stabilizer according to claim 1, wherein: comprises the following production steps: curing the prepared composite stabilizer at the temperature of 50-80 ℃ for 1 hour.
CN202010315422.3A 2020-04-21 2020-04-21 Polymer composite stabilizer Pending CN111303566A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010315422.3A CN111303566A (en) 2020-04-21 2020-04-21 Polymer composite stabilizer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010315422.3A CN111303566A (en) 2020-04-21 2020-04-21 Polymer composite stabilizer

Publications (1)

Publication Number Publication Date
CN111303566A true CN111303566A (en) 2020-06-19

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Application Number Title Priority Date Filing Date
CN202010315422.3A Pending CN111303566A (en) 2020-04-21 2020-04-21 Polymer composite stabilizer

Country Status (1)

Country Link
CN (1) CN111303566A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1070926A (en) * 1992-08-07 1993-04-14 成都科技大学 Polyvinyl chloride compound heat stabilizer
CN1277974A (en) * 2000-06-12 2000-12-27 郑德� Rare-earth multi-functional composite stabilizer for PVC and its processing method
JP2007204525A (en) * 2006-01-31 2007-08-16 Adeka Corp Liquid stabilizer composition for vinyl chloride-based resin and plastisol composition containing the liquid stabilizer composition

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1070926A (en) * 1992-08-07 1993-04-14 成都科技大学 Polyvinyl chloride compound heat stabilizer
CN1277974A (en) * 2000-06-12 2000-12-27 郑德� Rare-earth multi-functional composite stabilizer for PVC and its processing method
JP2007204525A (en) * 2006-01-31 2007-08-16 Adeka Corp Liquid stabilizer composition for vinyl chloride-based resin and plastisol composition containing the liquid stabilizer composition

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Application publication date: 20200619