CN106188521A - Synthesis of polymer polyalcohol macromolecule dispersing agent - Google Patents
Synthesis of polymer polyalcohol macromolecule dispersing agent Download PDFInfo
- Publication number
- CN106188521A CN106188521A CN201610624823.0A CN201610624823A CN106188521A CN 106188521 A CN106188521 A CN 106188521A CN 201610624823 A CN201610624823 A CN 201610624823A CN 106188521 A CN106188521 A CN 106188521A
- Authority
- CN
- China
- Prior art keywords
- catalyst
- dispersing agent
- synthesis
- reaction
- macromolecule dispersing
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
- C08G65/2606—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
- C08G65/2612—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups containing aromatic or arylaliphatic hydroxyl groups
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/20—Aqueous medium with the aid of macromolecular dispersing agents
-
- 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
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
- C08G18/632—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
- C08G65/332—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof
- C08G65/3322—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof acyclic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
- C08G65/332—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof
- C08G65/3324—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof cyclic
- C08G65/3326—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof cyclic aromatic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/333—Polymers modified by chemical after-treatment with organic compounds containing nitrogen
- C08G65/33396—Polymers modified by chemical after-treatment with organic compounds containing nitrogen having oxygen in addition to nitrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Polyethers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to a kind of synthesis of polymer polyalcohol macromolecule dispersing agent, raw material including following parts by weight: saligenin: 50 100 parts, compound A:1500 4000 parts, catalyst a:6 13 parts, anhydride: 15.5 40.5 parts, catalyst b:0.31 0.91 part, oxirane: 150 300 parts, morpholine: 39 parts.The invention enables the solid vinyl monomer particle in system to be more preferably dissolved in basic polyether, prevent gathering and the sedimentation of granule, form stable suspension.Present invention simultaneously provides its preparation method, use saligenin be the dispersant prepared of stub bar in polymer polyatomic alcohol course of reaction, the benzene ring structure total with styrene because of it and there is the advantage of similar compatibility.
Description
Technical field
The present invention relates to a kind of synthesis of polymer polyalcohol macromolecule dispersing agent.
Background technology
Along with polyurethane material not section develop, polymer polyatomic alcohol as the important source material in polyurethane material, by
It is widely used in the industry.Polymer polyatomic alcohol of today is just towards low abnormal smells from the patient, high rigidity, high solids content, direction that mobility is excellent
Development.Improving constantly of polymer solids level, needs macromolecule dispersing agent to carry out system stable in process of production, and system is subject to
Differentia influence in macromolcular dispersant performance, the dispersant of weak effect makes the particle diameter of polymer become big, and system viscosity raises,
Inconvenience is brought to the fast foaming of POP post processing and large-scale precision equipment.
Summary of the invention
Present invention aim at providing a kind of synthesis of polymer polyalcohol macromolecule dispersing agent so that the solid in system
Vinyl monomer granule can more preferably be dissolved in basic polyether, prevents gathering and the sedimentation of granule, forms stable suspension.This
Invention provides its preparation method simultaneously, use saligenin be the dispersant prepared of stub bar in polymer polyatomic alcohol course of reaction,
The benzene ring structure total with styrene because of it and there is the advantage of similar compatibility.
Synthesis of polymer polyalcohol macromolecule dispersing agent of the present invention, including the raw material of following parts by weight:
Saligenin: 50-100 part, compound A:1500-4000 part, catalyst a:6-13 part, anhydride: 15.5-40.5 part,
Catalyst b:0.31-0.91 part, oxirane: 150-300 part, morpholine: 3-9 part.
Wherein: compound A is one or both in expoxy propane or oxirane.
Anhydride is fumaric acid or phthalic anhydride.
Catalyst a and catalyst b is the one in base catalyst or phosphonitrile class catalyst.
Catalyst a and catalyst b is KOH or NaOH.
The preparation method of described synthesis of polymer polyalcohol macromolecule dispersing agent, comprises the following steps: protect at nitrogen
Protect down, polyreaction occurs after initiator saligenin, catalyst a and compound A being mixed, prepares PPG；By PPG, anhydride, urge
After the mixing of agent b, heat temperature raising, reach theoretical value to acid number, then with ethylene oxide-capped, then prepare height with morpholine isomerization
Dispersal agent molecule.
It is 150-160 DEG C by the temperature of morpholine isomerization.
PPG uses two-step method polymerization to prepare, and comprises the following steps:
(1) first step polymerization: by saligenin, catalyst a mix and blend, nitrogen is replaced, and heats up, is passed through part of compounds A
Reacting, reaction pressure is 0.1-0.5MPa, and reaction carries out slaking reaction to without pressure drop after terminating, the response time is 4-8h,
Obtain oligomer standby；
(2) second step polymerization: will obtain oligomer and heat up, is passed through residue compound A and reacts, and reaction pressure is 0.1-
0.5MPa, reaction carries out slaking reaction to without pressure drop after terminating, the response time is 6-10h, obtains product PPG.
Carrying out demonomerization reaction after polyreaction, the response time is 1-3h, is cooled to 70-90 DEG C, in being subsequently adding simultaneously
Refine at 4.8-5.5, addition refining agent with to PH, dry filter, obtain PPG.
PPG, anhydride, catalyst reaction temperatures are 90-120 DEG C.
The reaction temperature that oxirane carries out blocking is 130-150 DEG C.
Nertralizer is the one in phosphoric acid or oxalic acid；Refining agent is magnesium silicate.
The molecular weight of macromolecule dispersing agent is 5000-7000.
Synthesis of polymer polyalcohol macromolecule dispersing agent of the present invention, is applied especially to produce and prepares polymer
In polyhydric alcohol operation, polymeric system in producing is played Stabilization.
The present invention compared with prior art, has the advantages that.
This patent prepares the method for dispersant so that the solid vinyl monomer particle in system can more preferably be dissolved in base
In plinth polyethers, prevent gathering and the sedimentation of granule, form stable suspension.Using saligenin is that dispersant prepared by stub bar is gathering
During compound polyol reaction, the benzene ring structure total with styrene because of it and there is the advantage of similar compatibility.
Detailed description of the invention
Below in conjunction with embodiment, the present invention will be further described.
Embodiment 1
Raw material weight number:
Saligenin: 50 parts
Catalyst a (potassium hydroxide): 6.2 parts
Expoxy propane (first step): 400 parts
Expoxy propane/oxirane (second step): 1320/240 part
Anhydride 15.5
Catalyst b (potassium hydroxide) 0.31
End-capping reagent (oxirane): 150 parts
Morpholine 3.1.
Preparation method:
(1) polyreaction uses two-step method to be polymerized:
The first step is polymerized: put in airtight polymeric kettle by saligenin, potassium hydroxide, and stirring, nitrogen is replaced, and is warming up to reaction
Temperature, is passed through PART EPOXY propane and reacts, reaction pressure ＜ 0.44MPa, and reaction carries out slaking reaction to without bright after terminating
Aobvious pressure drop, the response time is 4h, obtains oligomer standby；
Second step is polymerized: will obtain oligomer and be warming up to reaction temperature, and be passed through remaining compound A and react, reaction pressure
Power is ＜ 0.44MPa, and reaction carries out slaking reaction to without obvious pressure drop after terminating, the response time is 6h, obtains product；
(2) step (1) product being carried out demonomerization reaction, the response time is 1h, is cooled to 90 DEG C simultaneously, then adds
Enter phosphoric acid to neutralize, add magnesium silicate and refine, dry filter, obtain PPG；
(3) PPG, anhydride, catalyst b are put into reactor, heat up 150 DEG C and reach theoretical value to acid number；
(4) product end-capping reagent oxirane in step (3) is blocked, temperature 130 DEG C, then carry out high temperature with morpholine
Isomerization prepares finished product.
Embodiment 2
Raw material weight number:
Saligenin: 100
Catalyst a (sodium hydroxide): 12.4
Anhydride: 40.5 parts
Catalyst b (sodium hydroxide): 0.91 part
Expoxy propane (first step): 800
Expoxy propane/oxirane (second step): 2640/480
End-capping reagent (oxirane): 300
Morpholine: 9 parts
Preparation method:
(1) polyreaction uses two-step method to be polymerized:
The first step is polymerized: put in airtight polymeric kettle by saligenin, potassium hydroxide, and stirring, nitrogen is replaced, and is warming up to reaction
Temperature, is passed through PART EPOXY propane and reacts, and reaction pressure is ＜ 0.44MPa, and reaction carries out slaking reaction to nothing after terminating
Substantially pressure drop, the response time is 6h, obtains oligomer standby；
Second step is polymerized: will obtain oligomer and be warming up to reaction temperature, and be passed through remaining compound A and react, reaction pressure
Power is ＜ 0.44MPa, and reaction carries out slaking reaction to without obvious pressure drop after terminating, the response time is h, obtains product；
(2) step (1) product being carried out demonomerization reaction, the response time is 8h, is cooled to 90 DEG C simultaneously, then adds
Enter phosphoric acid to neutralize, add magnesium silicate and refine, dry filter, obtain PPG；
(3) PPG, anhydride, catalyst b are put into reactor, heat up 155 DEG C and reach theoretical value to acid number；
(4) product end-capping reagent oxirane in step (3) is blocked, temperature 135 DEG C, then carry out high temperature with morpholine
Isomerization prepares finished product.
Embodiment 3
Raw material weight number:
Saligenin: 75
Catalyst a (potassium hydroxide): 9.3
Anhydride: 30
Catalyst b (potassium hydroxide): 0.6
Expoxy propane (first step): 600
Expoxy propane/oxirane (second step): 1980/360
End-capping reagent (oxirane): 225
Morpholine: 6 parts
Preparation method:
(1) polyreaction uses two-step method to be polymerized:
The first step is polymerized: put in airtight polymeric kettle by saligenin, potassium hydroxide, and stirring, nitrogen is replaced, and is warming up to reaction
Temperature, is passed through PART EPOXY propane and reacts, and reaction pressure is ＜ 0.44MPa, and reaction carries out slaking reaction to nothing after terminating
Substantially pressure drop, the response time is 5h, obtains oligomer standby；
Second step is polymerized: will obtain oligomer and be warming up to reaction temperature, and be passed through remaining compound A and react, reaction pressure
Power is ＜ 0.44MPa, and reaction carries out slaking reaction to without obvious pressure drop after terminating, the response time is h, obtains product；
(2) step (1) product being carried out demonomerization reaction, the response time is 7h, is cooled to 90 DEG C simultaneously, then adds
Enter phosphoric acid to neutralize, add magnesium silicate and refine, dry filter, obtain PPG；
(3) PPG, anhydride, catalyst b are put into reactor, heat up 145 DEG C and reach theoretical value to acid number；
(4) product end-capping reagent oxirane in step (3) is blocked, temperature 125 DEG C, then carry out high temperature with morpholine
Isomerization prepares finished product.
Use finished product dispersant to prepare polymer polyatomic alcohol process in the later stage to find, polymer polyol prepared by novel dispersant
Alcohol has more preferable mobility.Filter with 100 mesh metal screens and find almost without naked eyes visible particle, basis of microscopic observation, grain
Son presents uniform circle.
Claims (10)
1. a synthesis of polymer polyalcohol macromolecule dispersing agent, it is characterised in that include the raw material of following parts by weight:
Saligenin: 50-100 part, compound A:1500-4000 part, catalyst a:6-13 part, anhydride: 15.5-40.5 part, catalysis
Agent b:0.31-0.91 part, oxirane: 150-300 part, morpholine: 3-9 part.
Wherein: compound A is one or both in expoxy propane or oxirane.
Synthesis of polymer polyalcohol macromolecule dispersing agent the most according to claim 1, it is characterised in that anhydride is rich horse
Acid or phthalic anhydride.
Synthesis of polymer polyalcohol macromolecule dispersing agent the most according to claim 1, it is characterised in that catalyst a and
Catalyst b is the one in base catalyst or phosphonitrile class catalyst.
Synthesis of polymer polyalcohol macromolecule dispersing agent the most according to claim 1, it is characterised in that catalyst a and
Catalyst b is KOH or NaOH.
5. a preparation method for the arbitrary described synthesis of polymer polyalcohol macromolecule dispersing agent of claim 1-4, it is special
Levy and be, comprise the following steps: under nitrogen protection, occur poly-after initiator saligenin, catalyst a and compound A are mixed
Close reaction, prepare PPG；After PPG, anhydride, catalyst b mixing, heat temperature raising, reach theoretical value to acid number, then use epoxy
Ethane blocks, then prepares macromolecule dispersing agent with morpholine isomerization.
The preparation method of synthesis of polymer polyalcohol macromolecule dispersing agent the most according to claim 5, it is characterised in that
PPG uses two-step method polymerization to prepare, and comprises the following steps:
(1) by saligenin, catalyst a mix and blend, nitrogen is replaced, and heats up, is passed through part of compounds A and reacts, reaction pressure
Power is 0.1-0.5MPa, and reaction carries out slaking reaction to without pressure drop after terminating, the response time is 4-8h, obtains oligomer standby；
(2) will obtain oligomer to heat up, and be passed through residue compound A and react, reaction pressure is 0.1-0.5MPa, and reaction terminates
After carry out slaking reaction to without pressure drop, the response time is 6-10h, obtains product PPG.
7., according to the preparation method of the synthesis of polymer polyalcohol macromolecule dispersing agent described in claim 5 or 6, its feature exists
In, carrying out demonomerization reaction after polyreaction, the response time is 1-3h, is cooled to 70-90 DEG C simultaneously, is subsequently adding and is neutralized to PH
At 4.8-5.5, add refining agent and refine, dry filter, obtain PPG.
The preparation method of synthesis of polymer polyalcohol macromolecule dispersing agent the most according to claim 5, it is characterised in that
PPG, anhydride, catalyst reaction temperatures are 90-120 DEG C.
The preparation method of synthesis of polymer polyalcohol macromolecule dispersing agent the most according to claim 5, it is characterised in that
The reaction temperature that oxirane carries out blocking is 130-150 DEG C.
The preparation method of synthesis of polymer polyalcohol macromolecule dispersing agent the most according to claim 7, its feature exists
In, nertralizer is the one in phosphoric acid or oxalic acid；Refining agent is magnesium silicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624823.0A CN106188521B (en) | 2016-07-30 | 2016-07-30 | Synthesis of polymer polyalcohol macromolecule dispersing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624823.0A CN106188521B (en) | 2016-07-30 | 2016-07-30 | Synthesis of polymer polyalcohol macromolecule dispersing agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106188521A true CN106188521A (en) | 2016-12-07 |
| CN106188521B CN106188521B (en) | 2018-07-10 |
Family
ID=57497472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610624823.0A Active CN106188521B (en) | 2016-07-30 | 2016-07-30 | Synthesis of polymer polyalcohol macromolecule dispersing agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106188521B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109603676A (en) * | 2018-12-21 | 2019-04-12 | 苏州美吉纳纳米新材料科技有限公司 | A kind of aqueous anionic dispersing agents of nano-sized carbon |
| CN113896880A (en) * | 2021-10-29 | 2022-01-07 | 万华化学（宁波）有限公司 | Method for preparing polyether polyol by recycling waste hard polyurethane foam |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4797459A (en) * | 1985-09-26 | 1989-01-10 | Arco Chemical Company | Dispersing agents for producing vinyl polymer polyols utilizing an alkoxylated alkyl or alkylphenyl polyoxyalkylene isopropylamine |
| CN101492533A (en) * | 2008-01-27 | 2009-07-29 | 吴安 | Novel polyether containing styrene oxide opened loop repetitive units and method for preparing the same |
| CN101921391A (en) * | 2010-09-21 | 2010-12-22 | 山东蓝星东大化工有限责任公司 | Synthesis method of polyether polyalcohol with low unsaturation degree and high molecular weight |
| CN104327264A (en) * | 2014-10-11 | 2015-02-04 | 淄博德信联邦化学工业有限公司 | Preparation method for surfactant with fragrance |
| CN105237759A (en) * | 2015-11-09 | 2016-01-13 | 淄博德信联邦化学工业有限公司 | Polyether polyol for high-tensile elastomer and preparation method thereof |
-
2016
- 2016-07-30 CN CN201610624823.0A patent/CN106188521B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4797459A (en) * | 1985-09-26 | 1989-01-10 | Arco Chemical Company | Dispersing agents for producing vinyl polymer polyols utilizing an alkoxylated alkyl or alkylphenyl polyoxyalkylene isopropylamine |
| CN101492533A (en) * | 2008-01-27 | 2009-07-29 | 吴安 | Novel polyether containing styrene oxide opened loop repetitive units and method for preparing the same |
| CN101921391A (en) * | 2010-09-21 | 2010-12-22 | 山东蓝星东大化工有限责任公司 | Synthesis method of polyether polyalcohol with low unsaturation degree and high molecular weight |
| CN104327264A (en) * | 2014-10-11 | 2015-02-04 | 淄博德信联邦化学工业有限公司 | Preparation method for surfactant with fragrance |
| CN105237759A (en) * | 2015-11-09 | 2016-01-13 | 淄博德信联邦化学工业有限公司 | Polyether polyol for high-tensile elastomer and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109603676A (en) * | 2018-12-21 | 2019-04-12 | 苏州美吉纳纳米新材料科技有限公司 | A kind of aqueous anionic dispersing agents of nano-sized carbon |
| CN109603676B (en) * | 2018-12-21 | 2020-10-30 | 苏州美吉纳纳米新材料科技有限公司 | Nano-carbon aqueous anionic dispersant |
| CN113896880A (en) * | 2021-10-29 | 2022-01-07 | 万华化学（宁波）有限公司 | Method for preparing polyether polyol by recycling waste hard polyurethane foam |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106188521B (en) | 2018-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109096481B (en) | Catalytic system for preparing polyether-containing polymer and preparation method of various polyether-containing polymers | |
| Brocas et al. | Controlled synthesis of polyepichlorohydrin with pendant cyclic carbonate functions for isocyanate‐free polyurethane networks | |
| JP5308134B2 (en) | Process for the production of polyether alcohols with DMC catalysts using specific additives functionalized with aromatic hydroxy | |
| EP2809703B1 (en) | Process for preparing high molecular weight polymers by polymerizing epoxide monomers | |
| CN108070082B (en) | Method for preparing low-viscosity high-molecular-weight polyether polyol | |
| JP6078166B2 (en) | Process for producing polyalkylene carbonate | |
| JP2009138192A (en) | Method for producing polyether alcohol in the presence of dmc catalyst by using si-h-containing compound as additive | |
| JPS62232433A (en) | Catalyst to polymerization of alkylene oxide and polymerization | |
| CN104177528B (en) | A kind of ethylene/longer chain α-olefin copolymer and preparation method thereof | |
| KR20180127343A (en) | Process for producing polyether carbonate polyol | |
| CN104004176B (en) | The method for preparing polyether polyol | |
| Stamp et al. | Polymer supported chromium porphyrin as catalyst for polycarbonate formation in supercritical carbon dioxide | |
| JP2021527739A (en) | Highly active composite metal cyanide compound | |
| CN104045763A (en) | Method for continuously producing pre-polymer of polymer polyol | |
| CN106188521A (en) | Synthesis of polymer polyalcohol macromolecule dispersing agent | |
| CN104497297A (en) | Novel broad-spectrum crude oil demulsifying agent and preparation method thereof | |
| JP2017197754A (en) | Process for preparing high molecular weight polyether polyols | |
| JP2019536848A (en) | New high molecular weight polymers derived from waste raw materials | |
| JP2003513119A (en) | Production of highly reactive polyisobutene | |
| CN102050893A (en) | Method for producing ultrahigh molecular weight polyethylene | |
| CN107805301A (en) | A kind of preparation method of polyether-ether-ketone resin | |
| CN114230783A (en) | Composite catalyst for epoxy ring opening and preparation method and application thereof | |
| CN111825705B (en) | Preparation method of boron trifluoride dimethyl sulfide complex | |
| TWI494307B (en) | Preparation of Epoxy Compounds | |
| CN105017520B (en) | The manufacture method of polyphenylene oxide |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |