CN107236064A - Polyvinyl chloride terminator, its preparation method and its application - Google Patents
Polyvinyl chloride terminator, its preparation method and its application Download PDFInfo
- Publication number
- CN107236064A CN107236064A CN201710531224.9A CN201710531224A CN107236064A CN 107236064 A CN107236064 A CN 107236064A CN 201710531224 A CN201710531224 A CN 201710531224A CN 107236064 A CN107236064 A CN 107236064A
- Authority
- CN
- China
- Prior art keywords
- polyvinyl chloride
- weight
- parts
- antioxidant
- terminator
- 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
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F14/00—Homopolymers and 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
- C08F14/02—Monomers containing chlorine
- C08F14/04—Monomers containing two carbon atoms
- C08F14/06—Vinyl chloride
Landscapes
- 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)
- Polymerisation Methods In General (AREA)
Abstract
The invention discloses polyvinyl chloride terminator, its preparation method and its application, wherein, the polyvinyl chloride terminator includes：Gross weight, 18 parts by weight the dispersants of the polyvinyl chloride terminator；The antioxidant or heat stabilizer of 3 30 parts by weight；The polymerization inhibitor of 2 20 parts by weight；The thickener of 0.01 5 parts by weight；With the water of surplus.The polyvinyl chloride terminator of the present invention is aqueous suspension type terminator, and without organic dispersion medium, recovery monomer is not polluted, does not produce harmful effect to polymerization process；The ammonia-nitrogen content of centrifugal mother liquor waste water can be reduced so that the contaminative of centrifugal mother liquor waste water declines, effectively reduction pollution treatment cost；Can Quick stop chloroethylene polymerization reaction, the heat endurance of Corvic is effectively improved, so as to improve quality of PVC resin.
Description
Technical field
The invention belongs to chemical field, and in particular to polyvinyl chloride terminator.
Background technology
At present, polyvinyl-chloride use terminator has four kinds by state point:The first, water-soluble terminator；Second, water
Newborn type terminator；The third, oily molten type terminator；With the 4th kind, aqueous suspension type terminator.Wherein, the first, second and
The Toxics such as acetone semicarbazone thiocarbamide (abbreviation ATSC), the α-methylstyrene dissolved in three kinds of terminators containing bisphenol-A, alkali lye
One or more in matter or other organic solvents, use these terminators so that Corvic uses scope to be limited
Monomer mass is reclaimed in system, or influence, and causes the ammonia-nitrogen content value of the centrifuge mother liquor water of production polyvinyl chloride to become big, increase
The pollution treatment pressure of polyvinyl chloride producer, in addition two indexs of thermal stability of polyvinyl chloride and heat ageing whiteness can not meet market will
Ask, and usage amount, than larger, cost is higher.
Accordingly, it would be desirable to a kind of safe and environment-friendly, efficient polyvinyl chloride terminator.
The content of the invention
Therefore, the present invention proposes a kind of polyvinyl chloride terminator that can be solved the above problems.
According to an aspect of the invention, there is provided polyvinyl chloride terminator, wherein, the polyvinyl chloride terminator includes：
The dispersant of 1-8 parts by weight；The antioxidant or heat stabilizer of 3-30 parts by weight；The polymerization inhibitor of 2-20 parts by weight；0.01-5 weight
The thickener of part；With the water of surplus.
According to a preferred embodiment of the present invention, dispersant is cellulose ethers, polyvinyl alcohol, rosin are disperseed
One or more in agent, metal carboxylate dispersant, phosphoric acid ester dispersant.
According to a preferred embodiment of the present invention, antioxidant or heat stabilizer can be antioxidant 1076, antioxidant
1010th, irgasfos 168, antioxidant 245, antioxidant 1098, antioxidant 616, antioxidant 1330, antioxidant 626, antioxidant 300,
The double lauryls of thio-2 acid, the double octadecyl esters of thio-2 acid, calcium stearate, zinc stearate, hydrotalcite, beta-diketon, rare earth are steady
Determine agent, perchlorate, bipentaerythrite, monopentaerythritol, polyol ester ST-220, one kind in aerosil or many
Kind.
According to a preferred embodiment of the present invention, polymerization inhibitor can be diethyl hydroxylamine (DEHA), diisopropyl hydroxyl
One or both of amine (DIPHA).
According to a preferred embodiment of the present invention, thickener can be bentonite, attapulgite, aluminium-magnesium silicate, hydroxyl
Ethyl cellulose (HEC), hydroxyethylmethylcellulose (HEMC), ethylhydroxyethylcellulose (EHEC), methylhydroxypropyl
One or more in plain (MHPC), methylcellulose (MC), xanthans.
According to another aspect of the present invention, the preparation method of polyvinyl chloride terminator comprises the following steps：S110, respectively
The dispersant of scheduled volume is dissolved in the water of scheduled volume, the first liquid is obtained；S120, first is dispersed or dissolved in by thickener
In liquid, second liquid is obtained；S130, antioxidant or heat stabilizer are dissolved or dispersed in second liquid, obtain the 3rd liquid
Body；And S140, the polymerization inhibitor of scheduled volume is sufficiently mixed with the 3rd liquid, polyvinyl chloride terminator is obtained.
According to a preferred embodiment of the present invention, in the gross weight of polyvinyl chloride terminator, scheduled volume it is scattered
Agent is 1-8 parts by weight；The antioxidant or heat stabilizer of scheduled volume are 3-30 parts by weight；The polymerization inhibitor of scheduled volume is 2-20 weight
Part；The thickener of scheduled volume is 0.01-5 parts by weight；And the water of scheduled volume is surplus.
According to a preferred embodiment of the present invention, in the gross weight of polyvinyl chloride terminator, scheduled volume it is scattered
Agent is 5 parts by weight, and the antioxidant or heat stabilizer of scheduled volume are 15 parts by weight, and the polymerization inhibitor of scheduled volume is 11 parts by weight, is made a reservation for
The thickener of amount is 2.5 parts by weight.
According to a further aspect of the invention, polyvinyl chloride terminator should in the production of suspension pvc resin
With.
By above technical scheme, the present invention has the advantages that：
(1) polyvinyl chloride terminator of the invention is environment-protecting and non-poisonous using water as decentralized medium, improves the operation ring of workman
Border, expands the use scope of polrvinyl chloride product.
(2) polyvinyl chloride terminator of the invention is aqueous suspension type terminator, without organic dispersion medium, reclaims monomer not
It is contaminated, it is ensured that production is smoothed out, and the ammonia-nitrogen content of centrifuge mother liquor water substantially reduces so that centrifugal mother liquor waste water
Contaminative decline, alleviate the pollution treatment pressure of Production of PVC producer.
(3) using the Corvic produced of polyvinyl chloride terminator of the present invention, heat ageing whiteness and thermally-stabilised
Time all increases, and quality of PVC resin is stable.
Embodiment
The invention provides many applicable creative concepts, the creative concept can be reflected in a large number of on specific
Hereinafter.Specific embodiment described in following embodiments of the present invention is only as embodiment of the invention
Exemplary illustration, and be not meant to limit the scope of the invention.
According to an aspect of the invention, there is provided polyvinyl chloride terminator, wherein, the polyvinyl chloride terminator includes：
The dispersant of 1-8 parts by weight；The antioxidant or heat stabilizer of 3-30 parts by weight；The polymerization inhibitor of 2-20 parts by weight；0.01-5 weight
The thickener of part；With the water of surplus.Wherein, dispersant can improve and improve the auxiliary agent of solid or liquid material dispersive property.
Antioxidant or heat stabilizer delay or suppressed the progress of polymer ageing process in polymeric system, so as to prevent polymer
Aging simultaneously extends its service life.Polymerization inhibitor is used to prevent the progress of polymerization.Thickener is used to ensure that polyvinyl chloride is terminated
The stabilization of agent aqueous suspension liquid.Water in polyvinyl chloride terminator can be running water, deionized water, distilled water etc..
Preferably, dispersant is cellulose ethers, polyvinyl alcohol, rosin dispersant, metal carboxylate dispersant, phosphoric acid
One or more in esters dispersant agent.
Preferably, antioxidant or heat stabilizer can be antioxidant 1076, antioxidant 1010, irgasfos 168, antioxidant
245th, antioxidant 1098, antioxidant 616, antioxidant 1330, antioxidant 626, antioxidant 300, thio-2 acid double lauryl, sulphur
For dipropionic acid double octadecyl ester, calcium stearate, zinc stearate, hydrotalcite, beta-diketon, rare-earth stabilizer, perchlorate, double Ji Wusi
One or more in alcohol, monopentaerythritol, ST-220, aerosil.
Preferably, polymerization inhibitor can be one kind or two in diethyl hydroxylamine (DEHA), diisopropyl azanol (DIPHA)
Kind.
Preferably, thickener can be bentonite, attapulgite, aluminium-magnesium silicate, hydroxyethyl cellulose (HEC), ethoxy
Methylcellulose (HEMC), ethylhydroxyethylcellulose (EHEC), methylhydroxypropylcellulose (MHPC), methylcellulose
(MC), the one or more in xanthans.
According to another aspect of the present invention, the preparation method of polyvinyl chloride terminator comprises the following steps：Polyvinyl chloride
The preparation method of terminator comprises the following steps：The dispersant of scheduled volume, is dissolved in the water of scheduled volume, obtains by S110 respectively
First liquid；S120, thickener is dispersed or dissolved in the first liquid, second liquid is obtained；S130 is steady by antioxidant or heat
Determine agent to be dissolved or dispersed in second liquid, obtain the 3rd liquid；And S140, the polymerization inhibitor of scheduled volume and the 3rd liquid is abundant
Mixing, obtains polyvinyl chloride terminator.Wherein, if contained solid matter particle is larger in liquid, sand is carried out to the liquid
Mill or other micronization processes.
Preferably, in the gross weight of polyvinyl chloride terminator, the dispersant of scheduled volume is 1-8 parts by weight；Scheduled volume
Antioxidant or heat stabilizer are 3-30 parts by weight；The polymerization inhibitor of scheduled volume is 2-20 parts by weight；The thickener of scheduled volume is 0.01-
5 parts by weight；And the water of scheduled volume is surplus.
Preferably, in the gross weight of polyvinyl chloride terminator, the dispersant of scheduled volume is 5 parts by weight, scheduled volume it is anti-
Oxygen agent or heat stabilizer are 15 parts by weight, and the polymerization inhibitor of scheduled volume is 11 parts by weight, and the thickener of scheduled volume is 2.5 parts by weight.
According to a further aspect of the invention, polyvinyl chloride terminator should in the production of suspension pvc resin
With.
Embodiment
The preparation method of the polyvinyl chloride terminator of the present invention is as follows：The dispersant of scheduled volume is dissolved in scheduled volume respectively
Water in, obtain the first liquid；Thickener is dispersed or dissolved in the first liquid, second liquid is obtained；By antioxidant or heat
Stabilizer is dissolved or dispersed in second liquid, obtains the 3rd liquid；Fully mixed with by the polymerization inhibitor of scheduled volume and the 3rd liquid
Close, obtain polyvinyl chloride terminator.
In various embodiments, each composition accounts for polyvinyl chloride terminator gross weight in the formula of polyvinyl chloride terminator
Percentage composition such as table 1 below.
Table 1
In table 1, dispersant is polyvinyl alcohol；Antioxidant or heat stabilizer are antioxidant 1076；Polymerization inhibitor is diethyl
Azanol；Thickener is methylhydroxypropylcellulose.
Comparative example
The preparation method of polyvinyl chloride terminator is as follows in comparative example：By the bisphenol-A of scheduled volume, the acetone contracting ammonia of scheduled volume
The water dissolving of the sodium hydroxide and scheduled volume of base thiocarbamide (abbreviation ATSC) and scheduled volume is formed.
The content that each composition accounts for polyvinyl chloride terminator gross weight in the formula and formula of comparative example is：7 parts by weight
Bisphenol-A, the acetone semicarbazone thiocarbamide (abbreviation ATSC) of 4 parts by weight.The sodium hydroxide of 6 parts by weight, remaining is water.
Test example
Polyvinyl chloride terminator prepared by embodiment 1-9 and comparative example is applied to 105m3Kettle produces SG5 type resins, inspection
Survey the one-pot consumption of polyvinyl chloride terminator, the heat ageing whiteness of polyvinyl chloride product prepared by embodiment 1-9 and comparative example and
Heat-stable time.PVC heat stability testings method in the present invention：1st, carried out according to the assay method shown in GB/T15595-1995
Ageing whiteness is determined；2nd, according to GB/T2917-1982 thermal stability of polyvinyl chloride method of testing congo red methods and the PH Fa Zhong the Congo
Red method carries out heat-stable time measure.As a result such as table 2 below.
Table 2
As shown in Table 2, the polyvinyl chloride terminator phase that the polyvinyl chloride terminator that prepared by embodiment 1-9 is prepared with comparative example
Than in the polyvinyl chloride terminator prepared using embodiment 1-9, being omited on consumption than polyvinyl chloride terminator prepared by comparative example
On the premise of low, the heat ageing whiteness of polyvinyl chloride product is significantly increased, the heat-stable time extension of polyvinyl chloride product
18.6%-74.4%, and produce the reduction of the ammonia-nitrogen content in the centrifuge mother liquor of polyvinyl chloride 33%-72.5%；In embodiment
In 1-9, under the premise of consumption identical, in the polyvinyl chloride terminator prepared using embodiment 1,3,5 and 7, polyvinyl chloride
The heat ageing whiteness of product is significantly greater, the heat-stable time extension 39.5%-74.4% of polyvinyl chloride product, and produces poly-
Ammonia-nitrogen content in the centrifuge mother liquor of vinyl chloride reduces 64.9%-72.5%；In embodiment 1,3,5 and 7, in consumption identical
Under the premise of, in the polyvinyl chloride terminator prepared using embodiment 1, the heat ageing whiteness of polyvinyl chloride product is up to 86%,
And the heat-stable time of polyvinyl chloride product extends 63%, and the ammonia-nitrogen content produced in the centrifuge mother liquor of polyvinyl chloride subtracts
It is small by 72.5%.
Therefore, in embodiment 1-9 and comparative example, polyvinyl chloride terminator prepared by preferred embodiment 1-9, more preferably in fact
Apply the polyvinyl chloride terminator of the preparation of example 1,3,5 and 7, polyvinyl chloride terminator prepared by most preferred embodiment 1.
The polyvinyl chloride terminator of the present invention is environment-protecting and non-poisonous using water as decentralized medium, improves the operating environment of workman, expands
The big use scope of polrvinyl chloride product.
The polyvinyl chloride terminator of the present invention is aqueous suspension type terminator, without organic solvent, and recovery monomer is not contaminated,
Being smoothed out for production is ensure that, and the ammonia-nitrogen content of centrifuge mother liquor water is substantially reduced so that the pollution of centrifugal mother liquor waste water
Property decline, alleviate the pollution treatment pressure of Production of PVC producer.
The Corvic produced using the polyvinyl chloride terminator of the present invention, heat ageing whiteness and heat-stable time
All significantly improve, and quality of PVC resin is stable.
Therefore, the Corvic produced using the polyvinyl chloride terminator of the present invention, quality is good, excellence rate
Height, improves the economic benefit of polyvinyl chloride resin production enterprise.
It should be noted that the present invention will be described rather than limits the invention for above-described embodiment, and this
Art personnel can design alternative embodiment without departing from the scope of the appended claims.In claim
In, any reference symbol between bracket should not be configured to limitations on claims.Word "comprising" is not excluded for depositing
In element or step not listed in the claims.Word "a" or "an" before element do not exclude the presence of it is multiple this
The element of sample.The use of word first, second, and third does not indicate that any order.These words can be construed to title.
Claims (9)
1. polyvinyl chloride terminator, wherein, the polyvinyl chloride terminator includes：
The dispersant of 1-8 parts by weight；
The antioxidant or heat stabilizer of 3-30 parts by weight；
The polymerization inhibitor of 2-20 parts by weight；
The thickener of 0.01-5 parts by weight；With
The water of surplus.
2. polyvinyl chloride terminator according to claim 1, wherein, the dispersant is cellulose ethers dispersant, gathered
One or more in vinyl alcohol dispersant, rosin dispersant, metal carboxylate dispersant, phosphoric acid ester dispersant.
3. polyvinyl chloride terminator according to claim 1, wherein, the antioxidant or heat stabilizer are antioxidant
1076th, antioxidant 1010, irgasfos 168, antioxidant 245, antioxidant 1098, antioxidant 616, antioxidant 1330, antioxidant
626th, the double octadecyl esters of the double lauryls of antioxidant 300, thio-2 acid, thio-2 acid, calcium stearate, zinc stearate, hydrotalcite,
Beta-diketon, rare-earth stabilizer, perchlorate, bipentaerythrite, monopentaerythritol, polyol ester ST-220, aerosil
In one or more.
4. polyvinyl chloride terminator according to claim 1, wherein, the polymerization inhibitor is diethyl hydroxylamine (DEHA), two
One or both of isopropylhydroxyla (DIPHA).
5. polyvinyl chloride terminator according to claim 1, wherein, the thickener is bentonite, attapulgite, silicic acid
Magnalium, hydroxyethyl cellulose (HEC), hydroxyethylmethylcellulose (HEMC), ethylhydroxyethylcellulose (EHEC), methyl hydroxy propyl
One or more in base cellulose (MHPC), methylcellulose (MC), xanthans.
6. the preparation method of polyvinyl chloride terminator, wherein, the preparation method comprises the following steps：
The dispersant of scheduled volume, is dissolved in the water of scheduled volume by S110 respectively, obtains the first liquid；
S120, thickener is dispersed or dissolved in first liquid, second liquid is obtained；
S130, antioxidant or heat stabilizer are dissolved or dispersed in the second liquid, obtain the 3rd liquid；With
S140, the polymerization inhibitor of scheduled volume is sufficiently mixed with the 3rd liquid, obtains the polyvinyl chloride terminator.
7. preparation method according to claim 6, wherein, in the gross weight of the polyvinyl chloride terminator,
Predetermined amount of dispersant is 1-8 parts by weight；
Predetermined amount of antioxidant or heat stabilizer are 3-30 parts by weight；
Predetermined amount of polymerization inhibitor is 2-20 parts by weight；
Predetermined amount of thickener is 0.01-5 parts by weight；And
Predetermined amount of water is surplus.
8. preparation method according to claim 7, wherein, in the gross weight of the polyvinyl chloride terminator,
Predetermined amount of dispersant is 5 parts by weight,
Predetermined amount of antioxidant or heat stabilizer are 15 parts by weight,
Predetermined amount of polymerization inhibitor is 11 parts by weight,
Predetermined amount of thickener is 2.5 parts by weight.
9. the polyvinyl chloride terminator according to any one of claim 1-5 is in the production of suspension pvc resin
Using.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710531224.9A CN107236064A (en) | 2017-07-03 | 2017-07-03 | Polyvinyl chloride terminator, its preparation method and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710531224.9A CN107236064A (en) | 2017-07-03 | 2017-07-03 | Polyvinyl chloride terminator, its preparation method and its application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107236064A true CN107236064A (en) | 2017-10-10 |
Family
ID=59991336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710531224.9A Pending CN107236064A (en) | 2017-07-03 | 2017-07-03 | Polyvinyl chloride terminator, its preparation method and its application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107236064A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107778395A (en) * | 2017-11-09 | 2018-03-09 | 新沂市星辰新材料科技有限公司 | A kind of nontoxic emulsion type terminator of polyvinyl chloride resin and preparation method thereof |
| CN108059779A (en) * | 2017-12-25 | 2018-05-22 | 乌鲁木齐市华泰隆化学助剂有限公司 | PVC environment-friendly type antioxygen terminators and preparation method thereof |
| CN108503730A (en) * | 2018-03-28 | 2018-09-07 | 鄂尔多斯市瀚博科技有限公司 | A kind of hot suspension polymerisation terminator of polyvinyl chloride and its application |
| CN108610442A (en) * | 2018-03-28 | 2018-10-02 | 鄂尔多斯市瀚博科技有限公司 | A kind of water-soluble high-efficient terminator and its application for polyvinyl chloride polymers system |
| CN109879995A (en) * | 2019-03-15 | 2019-06-14 | 新沂市星辰新材料科技有限公司 | A kind of chloroethylene polymerization terminator and its preparation method and application |
| CN110760022A (en) * | 2018-07-25 | 2020-02-07 | 中国石油化工股份有限公司 | Thermal-stable vinyl chloride polymerization terminator, and preparation method and application thereof |
| CN115490791A (en) * | 2022-05-19 | 2022-12-20 | 蚌埠学院 | Vinyl chloride terminator and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181000A (en) * | 2011-04-02 | 2011-09-14 | 西安道尔达化工有限公司 | Water-emulsion-type high-efficiency terminator for polyvinyl chloride and preparation method thereof |
| CN102432715A (en) * | 2011-11-28 | 2012-05-02 | 河北盛华化工有限公司 | Preparation method of emulsion-type termination agent special for polymerization of polyvinyl chloride (PVC) |
| CN102617761A (en) * | 2012-03-30 | 2012-08-01 | 中国石油化工股份有限公司 | Chloroethylene suspension polymerization terminator and preparation method and use method thereof |
| CN102633921A (en) * | 2012-04-06 | 2012-08-15 | 常州大学 | Preparation method of aqueous emulsion type polyvinyl chloride resin non-toxic terminator |
| CN102952219A (en) * | 2011-08-30 | 2013-03-06 | 中国石油化工股份有限公司 | Vinyl chloride monomer polymerization reaction system reaction termination method |
| CN103435725A (en) * | 2013-09-04 | 2013-12-11 | 武汉开元化学助剂有限公司 | Aqueous emulsion PVC (polyvinyl chloride) resin terminator and preparation method thereof |
| CN105037592A (en) * | 2015-08-21 | 2015-11-11 | 西安道尔达化工有限公司 | Water-based environment-friendly high-efficiency terminator for polyvinyl chloride polymerization |
-
2017
- 2017-07-03 CN CN201710531224.9A patent/CN107236064A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181000A (en) * | 2011-04-02 | 2011-09-14 | 西安道尔达化工有限公司 | Water-emulsion-type high-efficiency terminator for polyvinyl chloride and preparation method thereof |
| CN102952219A (en) * | 2011-08-30 | 2013-03-06 | 中国石油化工股份有限公司 | Vinyl chloride monomer polymerization reaction system reaction termination method |
| CN102432715A (en) * | 2011-11-28 | 2012-05-02 | 河北盛华化工有限公司 | Preparation method of emulsion-type termination agent special for polymerization of polyvinyl chloride (PVC) |
| CN102617761A (en) * | 2012-03-30 | 2012-08-01 | 中国石油化工股份有限公司 | Chloroethylene suspension polymerization terminator and preparation method and use method thereof |
| CN102633921A (en) * | 2012-04-06 | 2012-08-15 | 常州大学 | Preparation method of aqueous emulsion type polyvinyl chloride resin non-toxic terminator |
| CN103435725A (en) * | 2013-09-04 | 2013-12-11 | 武汉开元化学助剂有限公司 | Aqueous emulsion PVC (polyvinyl chloride) resin terminator and preparation method thereof |
| CN105037592A (en) * | 2015-08-21 | 2015-11-11 | 西安道尔达化工有限公司 | Water-based environment-friendly high-efficiency terminator for polyvinyl chloride polymerization |
Non-Patent Citations (1)
| Title |
|---|
| 钱建华: "《精细化学品化学》", 31 December 2010, 东北大学出版社 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107778395A (en) * | 2017-11-09 | 2018-03-09 | 新沂市星辰新材料科技有限公司 | A kind of nontoxic emulsion type terminator of polyvinyl chloride resin and preparation method thereof |
| CN108059779A (en) * | 2017-12-25 | 2018-05-22 | 乌鲁木齐市华泰隆化学助剂有限公司 | PVC environment-friendly type antioxygen terminators and preparation method thereof |
| CN108059779B (en) * | 2017-12-25 | 2020-12-01 | 乌鲁木齐市华泰隆化学助剂有限公司 | Environment-friendly antioxidant terminator for PVC (polyvinyl chloride) and preparation method thereof |
| CN108503730A (en) * | 2018-03-28 | 2018-09-07 | 鄂尔多斯市瀚博科技有限公司 | A kind of hot suspension polymerisation terminator of polyvinyl chloride and its application |
| CN108610442A (en) * | 2018-03-28 | 2018-10-02 | 鄂尔多斯市瀚博科技有限公司 | A kind of water-soluble high-efficient terminator and its application for polyvinyl chloride polymers system |
| CN108503730B (en) * | 2018-03-28 | 2020-06-12 | 鄂尔多斯市瀚博科技有限公司 | Polyvinyl chloride thermal suspension polymerization terminator and application thereof |
| CN108610442B (en) * | 2018-03-28 | 2021-05-07 | 鄂尔多斯市瀚博科技有限公司 | Water-soluble efficient terminator for polyvinyl chloride polymerization system and application thereof |
| CN110760022A (en) * | 2018-07-25 | 2020-02-07 | 中国石油化工股份有限公司 | Thermal-stable vinyl chloride polymerization terminator, and preparation method and application thereof |
| CN110760022B (en) * | 2018-07-25 | 2021-08-10 | 中国石油化工股份有限公司 | Thermal-stable vinyl chloride polymerization terminator, and preparation method and application thereof |
| CN109879995A (en) * | 2019-03-15 | 2019-06-14 | 新沂市星辰新材料科技有限公司 | A kind of chloroethylene polymerization terminator and its preparation method and application |
| CN115490791A (en) * | 2022-05-19 | 2022-12-20 | 蚌埠学院 | Vinyl chloride terminator and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107236064A (en) | Polyvinyl chloride terminator, its preparation method and its application | |
| CN104437396B (en) | Preparation method of lignin-amine microsphere | |
| CN102977695A (en) | Environment-friendly interior wall coating material with calcined shell powder as base stock and preparation method of environment-friendly interior wall coating material | |
| CN109266318B (en) | High-temperature-resistant tackifying and shearing-improving agent for water-based drilling fluid, preparation method of high-temperature-resistant tackifying and shearing-improving agent and drilling fluid | |
| CN106183522A (en) | A kind of carbon sol modification fountain solution compounding containing κ carrageenan Konjac glucomannan and preparation method thereof | |
| CN110382641A (en) | Silver nanowires ink | |
| CN106113964A (en) | A kind of high antioxidant fountain solution compounding containing κ carrageenan Konjac glucomannan and preparation method thereof | |
| CN102704331A (en) | Release agent | |
| KR100461566B1 (en) | Preparation method of solvent-free water dispersible hydroxypropyl methyl cellulose phthalate nanoparticle | |
| CN106079959A (en) | A kind of fountain solution containing κ carrageenan configured by high energy micromolecular water and preparation method thereof | |
| CN106042704A (en) | Corrosion-resistant mildew-proof fountain solution containing compounded k-carrageenan-konjak gum and preparation method thereof | |
| CN112638953A (en) | Method for producing polyvinyl alcohol resin and polyvinyl alcohol resin | |
| CN104031199A (en) | Method of preparing fluororesin for electrostatic spraying by dispersion polymerization and coating application of resin | |
| CN101238156A (en) | Process for producing purified polytetrafluoroethylene aqueous-dispersion | |
| EP0861120B8 (en) | Oil-free, water-soluble, hydroxyethyl cellulose, liquid, polymer dispersion | |
| CN106496597A (en) | A kind of method that utilization ionic liquid prepares polysaccharide microsphere | |
| CN106010813A (en) | Oil sludge cleaning agent for fracturing flow-back fluid and preparation method of oil sludge cleaning agent | |
| WO2021111730A1 (en) | Cellulose particles and method for producing cellulose particles | |
| KR101242771B1 (en) | Defoamer composition for sea water | |
| CN110396174A (en) | A kind of aqueous epoxy resins and the preparation method and application thereof | |
| US2480949A (en) | Viscous water-soluble cellulose ether solutions and process for making same | |
| CN110541977A (en) | Antibacterial PVC pipeline for acidic wastewater | |
| CN117844297B (en) | Water-based printing ink and preparation method thereof | |
| UST913006I4 (en) | Defensive publication | |
| CN107892757B (en) | Preparation method for preparing porous chitosan membrane from Graphene Oxide (GO) stable Pickering emulsion |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171010 |
|
| RJ01 | Rejection of invention patent application after publication |