CN103450597B - PVC processes auxiliary heat stabilizer - Google Patents

PVC processes auxiliary heat stabilizer Download PDF

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Publication number
CN103450597B
CN103450597B CN201310385589.7A CN201310385589A CN103450597B CN 103450597 B CN103450597 B CN 103450597B CN 201310385589 A CN201310385589 A CN 201310385589A CN 103450597 B CN103450597 B CN 103450597B
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Prior art keywords
glycerine
stablizer
pvc
heat stabilizer
auxiliary heat
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CN103450597A (en
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于跃华
张维学
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Meike (Guangzhou) new material Co.,Ltd.
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Mei Ke (huaian) Chemical Co Ltd
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Abstract

The invention discloses PVC and process auxiliary heat stabilizer, it is in the system that organic carboxyl acid is catalyzer, and add calcium oxide, zinc oxide and glycerine reaction, the metallo-organic complex obtained is stablizer; Concrete reactions steps is as follows: get equimolar calcium oxide, zinc oxide, glycerine in organic carboxyl acid environment, be heated to 180 DEG C of reactions 200 minutes, question response system is cooled to 120 DEG C when becoming colorless transparent, total addition level and glycerine equimolar 6-amino-2-mercapto phenyl formic-pyrimidine-4-alcohol is dripped with 1 milliliter of speed per second, drip 80 DEG C of insulations 60 minutes completely, filtration, dries, pulverize, obtain stablizer.Lifting PVC is processed the zinc class component of thermally-stabilised initial performances together with the calcium class component complexing of suppression " zinc burning " by the present invention, has both solved the stablizer defect that primary stability is bad, and can directly use as stablizer separately again.

Description

PVC processes auxiliary heat stabilizer
Technical field
The present invention relates to stablizer, be specifically related to a kind of PVC and process auxiliary heat stabilizer.
Background technology
Polyvinyl chloride (PVC) resin also increased in the speed with annual 4% in recent years fast as its consumption of world's second largest synthetic resins, and the structures shape of PVC self its thermal destruction and easily aging feature, simultaneously its processing temperature (180 DEG C) is far above its decomposition temperature (120-130 DEG C), this just determines must add thermo-stabilizer in the machine-shaping process of PVC product, current stablizer, if lead, tin etc. are due to the limitation of its aspect such as performance and price, becomes clear day by day to the restriction of market and economic benefits.In order to satisfied society, market and economic requirement, the development of stablizer must towards nontoxic, efficient future development.
Hydrotalcite (metal A l in traditional PVC heat stabilizer, Mg, Ca complexing) series products is very common, but its primary stability of its structures shape is very poor, the good zinc class auxiliary stabilizer of primary stability generally can be introduced in order to address this problem, but have also been introduced " zinc burning " problem simultaneously, which forms a kind of contradiction situation, often need to add two or more auxiliary stabilizers to use, the synergistic effect of whole stabiliser system is so not only made to be deteriorated, operation increases with the X factor of result, also makes cost greatly promote.
Summary of the invention
The object of the invention is to: provide a kind of PVC to process auxiliary heat stabilizer, with hydrotalcite stablizer compound use, both the primary stability of hydrotalcite product had been promoted, solve again issuable " zinc burning " problem, in material, introduce analog structure again, the effect of the composite use of improving product simultaneously.
Technical solution of the present invention is: in the system that organic carboxyl acid is catalyzer, add calcium oxide, zinc oxide and glycerine reaction, the metallo-organic complex obtained is stablizer.
Wherein, concrete reactions steps is as follows: get equimolar calcium oxide, zinc oxide, glycerine in organic carboxyl acid environment, be heated to 180 DEG C of reactions 200 minutes, question response system is cooled to 120 DEG C when becoming colorless transparent, drips total addition level and glycerine equimolar 6-amino-2-mercapto phenyl formic-pyrimidine-4-alcohol with 1 milliliter of speed per second, drips completely 80 DEG C of insulations 60 minutes, filter, dry, pulverize, obtain stablizer.
Wherein, the pure calcium content of calcium oxide is higher than 60%, and the pure Zn content of zinc oxide is not less than 50%, the purity more than 90% of glycerine.
Wherein, organic carboxyl acid is formic acid, acetic acid or propionic acid.
The contrast of the present invention and prior art: processing the zinc class component of thermally-stabilised initial performances together with the calcium class component complexing of suppression " zinc burns " by promoting PVC, both having solved the stablizer defect that primary stability is bad, and can directly use as stablizer separately again.
Accompanying drawing explanation
Fig. 1 is the photo comparison figure that stablizer is processed for PVC.
Embodiment
Further illustrate technical solution of the present invention below in conjunction with specific embodiment, such embodiment can not be interpreted as it is restriction to technical scheme.
Embodiment 1: get equimolar pure calcium content and be not less than 50% zinc oxide, purity more than 90% glycerine in formic acid environment higher than 60% calcium oxide, pure Zn content, be heated to 180 DEG C of reactions 200 minutes, question response system is cooled to 120 DEG C when becoming colorless transparent, total addition level and glycerine equimolar 6-amino-2-mercapto phenyl formic-pyrimidine-4-alcohol is dripped with 1 milliliter of speed per second, 80 DEG C of insulations 60 minutes after dropping, filter, dry, pulverize, obtain stablizer.
Embodiment 2: get equimolar pure calcium content and be not less than 50% zinc oxide, purity more than 90% glycerine in acetic environment higher than 60% calcium oxide, pure Zn content, be heated to 180 DEG C of reactions 200 minutes, question response system is cooled to 120 DEG C when becoming colorless transparent, total addition level and glycerine equimolar 6-amino-2-mercapto phenyl formic-pyrimidine-4-alcohol is dripped with 1 milliliter of speed per second, 80 DEG C of insulations 60 minutes after dropping, filter, dry, pulverize, obtain stablizer.
Embodiment 3: get equimolar pure calcium content and be not less than 50% zinc oxide, purity more than 90% glycerine in propionic acid environment higher than 60% calcium oxide, pure Zn content, be heated to 180 DEG C of reactions 200 minutes, question response system is cooled to 120 DEG C when becoming colorless transparent, total addition level and glycerine equimolar 6-amino-2-mercapto phenyl formic-pyrimidine-4-alcohol is dripped with 1 milliliter of speed per second, 80 DEG C of insulations 60 minutes after dropping, filter, dry, pulverize, obtain stablizer.
The stablizer of embodiment 1-2 gained is used for PVC processing, and the photo of PVC product as shown in Figure 1.

Claims (3)

1.PVC processes auxiliary heat stabilizer, it is characterized in that concrete reactions steps is as follows: get equimolar calcium oxide, zinc oxide, glycerine in organic carboxyl acid environment, be heated to 180 DEG C of reactions 200 minutes, question response system is cooled to 120 DEG C when becoming colorless transparent, drips total addition level and glycerine equimolar 6-amino-2-mercapto phenyl formic-pyrimidine-4-alcohol with 1 milliliter of speed per second, drips completely 80 DEG C of insulations 60 minutes, filter, dry, pulverize, obtain stablizer.
2. PVC according to claim 1 processes auxiliary heat stabilizer, it is characterized in that: the pure calcium content of calcium oxide is higher than 60%, and the pure Zn content of zinc oxide is not less than 50%, the purity more than 90% of glycerine.
3. PVC according to claim 1 processes auxiliary heat stabilizer, it is characterized in that: organic carboxyl acid is formic acid, acetic acid or propionic acid.
CN201310385589.7A 2013-08-30 2013-08-30 PVC processes auxiliary heat stabilizer Active CN103450597B (en)

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103804144B (en) * 2014-01-16 2015-10-28 东南大学 A kind of method of Homogeneous synthesis glycerine calcium
CN106188944B (en) * 2016-07-19 2018-02-09 大连宝蓝科技有限公司 A kind of PVC stabilizers
CN109942886A (en) * 2019-02-21 2019-06-28 福建致尚生物质材料发展有限公司 The preparation method of polyvinyl-chloride use glycerol Ca-Zn composite heat stabilizer

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB934644A (en) * 1961-05-10 1963-08-21 Argus Chem Polyvinyl chloride stabiliser combinations and polyvinyl chloride resins stabilised thereby
EP0623648B1 (en) * 1993-05-05 2000-07-05 Morton International, Inc. A combination heat stabilizer/lubricant for PVC processing and method for producing the same
CN101486805A (en) * 2008-11-20 2009-07-22 靖江旭光塑胶有限公司 Preparation of calcium zinc composite stabilizer for processing plastic
CN101704721A (en) * 2009-10-27 2010-05-12 中南民族大学 Method for preparing glycerin zinc
CN102336985A (en) * 2011-07-06 2012-02-01 江南大学 Glyceryl calcium/zinc composite heat stabilizer for polyvinyl chloride
CN103183644A (en) * 2011-12-31 2013-07-03 深圳市志海实业有限公司 Uracil zinc salt and application thereof as heat stabilizer for PVC

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB934644A (en) * 1961-05-10 1963-08-21 Argus Chem Polyvinyl chloride stabiliser combinations and polyvinyl chloride resins stabilised thereby
EP0623648B1 (en) * 1993-05-05 2000-07-05 Morton International, Inc. A combination heat stabilizer/lubricant for PVC processing and method for producing the same
CN101486805A (en) * 2008-11-20 2009-07-22 靖江旭光塑胶有限公司 Preparation of calcium zinc composite stabilizer for processing plastic
CN101704721A (en) * 2009-10-27 2010-05-12 中南民族大学 Method for preparing glycerin zinc
CN102336985A (en) * 2011-07-06 2012-02-01 江南大学 Glyceryl calcium/zinc composite heat stabilizer for polyvinyl chloride
CN103183644A (en) * 2011-12-31 2013-07-03 深圳市志海实业有限公司 Uracil zinc salt and application thereof as heat stabilizer for PVC

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Address after: Hong Road salt Hongze salt chemical industry district of Huaian city in 223100 Jiangsu County of Hongze Province, North East of Lee Wan Lu

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Address before: 223100, Hongze District, Jiangsu County, Huaian province Huaian salt chemical industry zone (east area) Hongze area

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Address after: 511356 No.4 Xin'an Road, Yonghe Economic Zone, Guangzhou Economic and Technological Development Zone, Huangpu District, Guangzhou City, Guangdong Province

Patentee after: Meiyi (Guangzhou) Chemical Co., Ltd.

Address before: Hong Road salt Hongze salt chemical industry district of Huaian city in 223100 Jiangsu County of Hongze Province, North East of Lee Wan Lu

Patentee before: Meiyi (Huai'an) Chemistry Co., Ltd.

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Address after: 511356 No. 4 Xin'an Road, Yonghe Economic Zone, Guangzhou Economic and Technological Development Zone, Huangpu District, Guangzhou City, Guangdong Province

Patentee after: Meike (Guangzhou) new material Co.,Ltd.

Address before: No.4 Xin'an Road, Yonghe Economic Zone, Guangzhou Economic and Technological Development Zone, Huangpu District, Guangzhou, Guangdong 511356

Patentee before: MATRIX GUANGZHOU CHEMICALS Corp.