CN106632971A - Anticorrosive material for epoxy resin and preparation method of anticorrosive material - Google Patents

Anticorrosive material for epoxy resin and preparation method of anticorrosive material Download PDF

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Publication number
CN106632971A
CN106632971A CN201611179789.7A CN201611179789A CN106632971A CN 106632971 A CN106632971 A CN 106632971A CN 201611179789 A CN201611179789 A CN 201611179789A CN 106632971 A CN106632971 A CN 106632971A
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Prior art keywords
amine
terminated polyether
epoxy resin
blends
solution
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CN201611179789.7A
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Chinese (zh)
Inventor
戚炎月
丘泰西
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Qinzhou Hi Tech Industry Service Center
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Qinzhou Hi Tech Industry Service Center
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Priority to CN201611179789.7A priority Critical patent/CN106632971A/en
Publication of CN106632971A publication Critical patent/CN106632971A/en
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    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
    • C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
    • C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
    • C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
    • C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
    • 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3225—Polyamines
    • C08G18/3228—Polyamines 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
    • 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3225—Polyamines
    • C08G18/3237—Polyamines 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
    • 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
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6685—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
    • 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
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
    • C08G59/4014—Nitrogen containing compounds
    • C08G59/4057—Carbamates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Epoxy Resins (AREA)

Abstract

The invention discloses an anticorrosive material for epoxy resin and a preparation method of the anticorrosive material. The anticorrosive material comprises isophorone diisocyanate, an amine mixture, an amine-terminated polyether and a glycidyl ether, wherein the mass ratio of the isophorone diisocyanate to the amine-terminated polyether is 1:(4-6); the mass ratio of the amine mixture to the amine-terminated polyether is 1:(3-6); and the mass ratio of the glycidyl ether to the amine mixture is 1:(5-7). The prepared material is good in mechanical strength and high in antiseptic property.

Description

A kind of anti-corrosion material and preparation method for epoxy resin
Technical field
The present invention relates to chemical material technical field, in particular to a kind of anti-corrosion material and system for epoxy resin Preparation Method.
Background technology
It is well known that epoxy resin is in itself thermoplastic, molecular weight is not high, and it must be cross-linked to form netted with curing agent The macromolecular of structure, can just show the advantage of epoxy resin, so as to form excellent coating.Therefore, the performance pair of curing agent The aspects such as curing rate, mechanical performance, the chemical resistance of film play an important role.Traditional aliphatic amine-type cure Agent, although possess curing rate faster, but validity period is short, and the film fragility after solidification is big, chemical-resistant and heat resistance It is poor, and aromatic amine curing agent, although excellent chemical resistance, but viscosity is larger, well and curing rate is slower.Closely People use a kind of amine terminated polyether as the curing agent of epoxy resin over year, due to having more in the structure of its molecular backbone Diether linkage structure is conducive to improving the pliability of film.In addition, itself is colourless liquid, with viscosity is low, steam is forced down and primary The high advantage of amine groups content, can be dissolved in multi-solvents again, therefore, amine terminated polyether is increasingly taken seriously, in epoxy resin In field, can use as the curing agent of coating, fill material, construction material, composite, adhesive etc..But, applying The aspect such as film decay resistance and mechanical performance can not still meet the requirement of anticorrosive coating.
The content of the invention
For the problems referred to above, the invention provides a kind of anti-corrosion material and preparation method for epoxy resin.
For achieving the above object, the present invention provides following technical scheme：
A kind of anti-corrosion material and preparation method for epoxy resin, it is characterised in that including isophorone diisocyanate Ester, amine blends, amine terminated polyether and glycidol ether, above-mentioned various raw material dosages are as follows in mass：Isophorone two is different Cyanate is 1 with the mass ratio of amine terminated polyether:4-6；Amine blends are 1 with the mass ratio of amine terminated polyether:3-6, the contracting Water glycerin ether is 1 with the mass ratio of amine blends:5-7.
Further, the amine blends are aliphatic polyamine, the mixture of aromatic diamine one-level tert-butylamine, are mixed in amine Compound heavy amount swells, and aliphatic polyamine accounts for 10%-40%, and aromatic diamine accounts for 20%-50%, and tert-butylamine accounts for 20%-30%.
Further, it is characterised in that comprise the steps,
The first step, solution is prepared into by IPDI and amine terminated polyether with pivaloyl amine respectively, It is stirred, mixing speed is 20 turns/min, and amine terminated polyether solution is added drop-wise in isophorone diisocyanate solution, is obtained End-blocking amine terminated polyether solution；
Second step, the end-capping solution that step one is obtained in being added drop-wise to amine blends, carries out chain extension, and the chain extension time is at least For 2 hours；
3rd step, by the product heats of step 2 to 90-100 DEG C, is added dropwise glycidol ether, after reacting at least 2 hours, goes out Product；
4th step；The product of step 3 is warming up into 90-100 DEG C, deviates from unreacted amine, until no liquid is steamed, i.e., Anti-corrosion material is obtained.
The method have the advantages that its mechanical strength is improved, and patience, it is corrosion-resistant.Preparation process is simple, is easy to operation.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, Obviously, described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.Based in the present invention Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of protection of the invention.
Embodiment 1：
A kind of anti-corrosion material for epoxy resin, including IPDI, amine blends, amine terminated polyether And glycidol ether, above-mentioned various raw material dosages are as follows in mass：The matter of IPDI and amine terminated polyether Amount compares 1:4；Amine blends are 1 with the mass ratio of amine terminated polyether:3, the glycidol ether is with the mass ratio of amine blends 1:5.The amine blends are aliphatic polyamine, the mixture of aromatic diamine one-level tert-butylamine, in amine blends heavy amount Swollen, aliphatic polyamine accounts for 40%, and aromatic diamine accounts for 30%, and tert-butylamine accounts for 30%.Its preparation method, comprises the steps,
The first step, solution is prepared into by IPDI and amine terminated polyether with pivaloyl amine respectively, It is stirred, mixing speed is 20 turns/min, and amine terminated polyether solution is added drop-wise in isophorone diisocyanate solution, is obtained End-blocking amine terminated polyether solution；
Second step, the end-capping solution that step one is obtained in being added drop-wise to amine blends, carries out chain extension, and the chain extension time is at least For 2 hours；
3rd step, by the product heats of step 2 to 90 DEG C, is added dropwise glycidol ether, after reacting at least 2 hours, produces Product；
4th step；The product of step 3 is warming up into 90 DEG C, deviates from unreacted amine, until no liquid is steamed, you can To anti-corrosion material.
Embodiment 2：
A kind of anti-corrosion material for epoxy resin, including IPDI, amine blends, amine terminated polyether And glycidol ether, above-mentioned various raw material dosages are as follows in mass：The matter of IPDI and amine terminated polyether Amount compares 1:5；Amine blends are 1 with the mass ratio of amine terminated polyether:4, the glycidol ether is with the mass ratio of amine blends 1:6.The amine blends are aliphatic polyamine, the mixture of aromatic diamine one-level tert-butylamine, in amine blends heavy amount Swollen, aliphatic polyamine accounts for 30%, and aromatic diamine accounts for 50%, and tert-butylamine accounts for 20%.
Embodiment 3：
A kind of anti-corrosion material for epoxy resin, including IPDI, amine blends, amine terminated polyether And glycidol ether, above-mentioned various raw material dosages are as follows in mass：The matter of IPDI and amine terminated polyether Amount compares 1:6；Amine blends are 1 with the mass ratio of amine terminated polyether:6, the glycidol ether is with the mass ratio of amine blends 1:7.The amine blends are aliphatic polyamine, the mixture of aromatic diamine one-level tert-butylamine, in amine blends heavy amount Swollen, aliphatic polyamine accounts for 30%, and aromatic diamine accounts for 50%, and tert-butylamine accounts for 20%.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that for clarity those skilled in the art should Using specification as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art Understandable other embodiment.

Claims (3)

1. a kind of anti-corrosion material for epoxy resin, it is characterised in that including IPDI, amine blends, Amine terminated polyether and glycidol ether, above-mentioned various raw material dosages are as follows in mass：IPDI and end ammonia The mass ratio of base polyethers is 1:4-6；Amine blends are 1 with the mass ratio of amine terminated polyether:3-6, the glycidol ether and amine The mass ratio of mixture is 1:5-7.
2. a kind of anti-corrosion material for epoxy resin as claimed in claim 1, it is characterised in that the amine blends are fat The mixture of fat race polyamine, aromatic diamine one-level tert-butylamine, swollen in amine blends heavy amount, aliphatic polyamine is accounted for 10%-40%, aromatic diamine accounts for 20%-50%, and tert-butylamine accounts for 20%-30%.
3. the preparation method of a kind of anti-corrosion material for epoxy resin as described in claim 1-2 is arbitrary, it is characterised in that Comprise the steps,
The first step, solution is prepared into by IPDI and amine terminated polyether with pivaloyl amine respectively, is carried out Stirring, mixing speed is 20 turns/min, and amine terminated polyether solution is added drop-wise in isophorone diisocyanate solution, is blocked Amine terminated polyether solution；
Second step, the end-capping solution that step one is obtained in being added drop-wise to amine blends, carries out chain extension, and it is little that the chain extension time is at least 2 When；
3rd step, by the product heats of step 2 to 90-100 DEG C, is added dropwise glycidol ether, after reacting at least 2 hours, produces Product；
4th step；The product of step 3 is warming up into 90-100 DEG C, deviates from unreacted amine, until no liquid is steamed, you can To anti-corrosion material.
CN201611179789.7A 2016-12-19 2016-12-19 Anticorrosive material for epoxy resin and preparation method of anticorrosive material Pending CN106632971A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115851222A (en) * 2022-11-16 2023-03-28 烟台德邦科技股份有限公司 Flexible copper foil base material bonding material and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1955237A (en) * 2005-10-25 2007-05-02 上海材料研究所 Polyurea anti-corrosion coating
CN102161857A (en) * 2010-12-28 2011-08-24 中国海洋石油总公司 Curing agent used for anti-corrosion paint of epoxy resin and preparation method thereof
CN102276781A (en) * 2011-05-23 2011-12-14 天津大学 Preparation method and application of waterborne polyurea modified epoxy emulsion curing agent

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1955237A (en) * 2005-10-25 2007-05-02 上海材料研究所 Polyurea anti-corrosion coating
CN102161857A (en) * 2010-12-28 2011-08-24 中国海洋石油总公司 Curing agent used for anti-corrosion paint of epoxy resin and preparation method thereof
CN102276781A (en) * 2011-05-23 2011-12-14 天津大学 Preparation method and application of waterborne polyurea modified epoxy emulsion curing agent

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115851222A (en) * 2022-11-16 2023-03-28 烟台德邦科技股份有限公司 Flexible copper foil base material bonding material and preparation method thereof
CN115851222B (en) * 2022-11-16 2024-04-02 烟台德邦科技股份有限公司 Soft copper foil substrate bonding material and preparation method thereof

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