CN109553918A - A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam and preparation method thereof - Google Patents
A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam and preparation method thereof Download PDFInfo
- Publication number
- CN109553918A CN109553918A CN201811379719.5A CN201811379719A CN109553918A CN 109553918 A CN109553918 A CN 109553918A CN 201811379719 A CN201811379719 A CN 201811379719A CN 109553918 A CN109553918 A CN 109553918A
- Authority
- CN
- China
- Prior art keywords
- graphene oxide
- phenol
- melamine
- parts
- formaldehyde resin
- 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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
- C08J9/0071—Nanosized fillers, i.e. having at least one dimension below 100 nanometers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2361/04—Condensation polymers of aldehydes or ketones with phenols only
- C08J2361/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
- C08J2361/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols with monohydric phenols
- C08J2361/10—Phenol-formaldehyde condensates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2461/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2461/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08J2461/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C08J2461/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2461/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2461/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08J2461/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08J2461/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
Abstract
A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam, it is characterised in that the foam is made of graphene oxide phenol-formaldehyde resin modified, Lauxite, 3 part of melamine resin.Wherein, it is that 95 ~ 100 parts of phenolic resin and 1 ~ 8 part of graphene oxide form that the graphene oxide phenol-formaldehyde resin modified, which includes by components by weight percent,；The phenolic resin in-situ polymerization is grown on graphene oxide active site, and by graphene oxide partial reduction；The graphene oxide number of plies is 1 ~ 5 layer, 20 ~ 60 μm of diameter；The graphene oxide phenol-formaldehyde resin modified, Lauxite and melamine resin form homogeneous blend.Usefulness of the present invention are as follows: (1) excellent fireproof performance；(2) the scaling-off performance of anti-powdering improves.
Description
Technical field
The present invention relates to a kind of phenol formaldehyde foams and preparation method thereof, increase more particularly to a kind of urea and melamine enhancing
Tough graphene oxide phenol-formaldehyde resin modified foam and preparation method thereof.
Background technique
Foam of polymers, such as polystyrene (PS) foam and polyurethane (PU) foam, because having excellent thermal insulation property, good
Mechanical performance, excellent weatherability, easily molded processability the advantages that, be widely used in building thermal insulation material.However, PS foam
All it is the material being highly combustible with PU foam, is occurred often by their caused fire incidents of kindling, cause great personnel
Injures and deaths and property loss.Although phenolic foam material has good heat insulation effect, excellent fireproof performance, fire penetration resistance good, low
The advantages that cigarette, low toxicity, but there is also hardness height, the defect of the big and easy dusting of brittleness, which greatly limits phenolic foam materials
Application field, therefore to phenolic foam material carry out toughening modifying have important theory significance and application value.
The Chinese invention patent that application notification number is 106009490 B of CN discloses a kind of heterogeneous nucleation agent toughening modifying
Phenolic resin foam and preparation method thereof.Graphene oxide by silane coupling agent grafting has lesser angle of wetting, makes
The free energy overcome needed for must being nucleated is smaller, and nucleation rate is bigger, uniform small cells more easy to form, realizes phenol formaldehyde foam power
Learn the raising of performance.And selecting heterogeneous nucleation agent modified phenolic foam is since the distinctive two-dimensional geometry mechanism of graphene assigns
Its effect for enhancing skeleton, the graphene distribution for bearing payload segment is in the pilotaxitic texture of fish scale-shaped, can effectively play enhancing
The effect of matrix, so that the mechanical property of resin matrix is significantly improved；In addition, the specific surface area that graphene is big, piece
Layer edge defect is more, easily modified；Graphene is a kind of black absorber again, reduces the heat transfer of material, assigns phenol formaldehyde foam etc.
The better thermal property of resin-based materials.
The Chinese invention patent that application notification number is 108250666 A of CN discloses a kind of amino trimethylene phosphonic salt
Graphene oxide activeness and quietness phenolic foam material and preparation method thereof is loaded, by by fire retardant amino trimethylene phosphonic salt
In the surface of graphene oxide of load, to prepare the fire-retardant phenolic foam material of activeness and quietness.
The Chinese invention patent that application notification number is 103788318 A of CN discloses a kind of phenol formaldehyde foam of containing graphene
Preparation method.Intercalation is carried out to the expansible graphite that silane coupling agent is handled using phenol, it is anti-with formaldehyde condensation polymer using phenol
Hot further removing expansible graphite is answered, is present in graphite particle in a manner of graphene in phenol formaldehyde foam matrix.Using insert
Layer reactive polymeric hot in-place generates graphene, makes graphene and the synchronous generation of phenolic resin, improves efficiency, while avoiding straight
It connects and uses graphene as raw material, reduce preparation cost, and simple process, be suitble to large-scale industrial production.
Currently, domestic and foreign scholars and enterprise have carried out a large amount of research to the poor problem of phenol formaldehyde foam brittleness is improved, grind
Study carefully and shows that the brittleness problems of the increase foam with toughener can obtain a degree of improvement.Especially organic toughener makes
It can be greatly reduced with the dusting degree for the phenol formaldehyde foam for being, but foamed material can be greatly reduced in the increase of organic toughener
Flame retardant property, therefore how to guarantee its flame retardant property for phenol formaldehyde foam while improving phenol formaldehyde foam brittleness poor problem
The research and application of material have great importance.
Summary of the invention
It is an object of the invention to overcome flame retardant property loss during the organic toughening modifying of phenolic foam material biggish
Problem.Pass through the urea-formaldehyde resin and melamine resin and graphene oxide modified phenolic resin formed in reaction process
Rouge forms tertiary blending toughening modifying, and solution phenol formaldehyde foam pulverization rate is higher, scaling-off serious problem.In addition, phenolic resin is big
Molecule growth in situ on graphene oxide reactivity site forms interspersed toughening, and forms part also to graphene oxide
Original not only contributes to the evenly dispersed toughening modifying of redox graphene reinforced phase, and redox graphene is with excellent
Different specific surface area and high carbon content rate, promote the raising of flame retardant property.Bubble is also ensured while to make brittleness problems solve
The flame retardant property of foam.
To achieve the purpose of the present invention, used technical solution is: a kind of urea and the oxidation of melamine activeness and quietness
Graphene phenol-formaldehyde resin modified foam, it is characterised in that the foam is by graphene oxide phenol-formaldehyde resin modified, Lauxite, three
3 part of melamine-formaldehyde resin composition, formula and mass ratio are as follows:
Graphene oxide phenol-formaldehyde resin modified, 40~65 parts
Lauxite, 25~40 parts
Melamine resin, 10~15 parts
Wherein, it is 95 ~ 100 parts of phenolic resin and 1 ~ 8 part that the graphene oxide phenol-formaldehyde resin modified, which includes by components by weight percent,
Graphene oxide composition；The phenolic resin in-situ polymerization is grown on graphene oxide active site, and by graphite oxide
Alkene partial reduction；The graphene oxide phenol-formaldehyde resin modified, Lauxite and melamine resin form homogeneous blend；
The preparation method of the urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam includes the step of following sequences
It is rapid:
(1) graphene oxide is taken to add deionized water compound concentration 1 ~ 6wt% aqueous solution, it is spare that ultrasound obtains graphene oxide solution；
(2) 40~65 parts of phenol, 44~77 parts of formaldehyde, graphene oxide described in 2~7 parts of NaOH and 15 ~ 55 part of steps (1) are taken
Solution is uniformly mixed, is warming up to 60 ~ 70 DEG C of heat preservations, then heats to 80 ~ 90 DEG C of heat preservations, and graphene oxide modified phenolic is made
Resin solution, wherein graphene oxide is partially reduced；
(3) 10~15 parts of melamines and 20~40 parts of urea are added in example in mass ratio in the solution obtained to step (2), 45
It is kept the temperature under the conditions of ~ 60 DEG C, is then quickly cooled to 10 ~ 20 DEG C, obtained urea and melamine activeness and quietness graphene oxide changes
Property phenol resin solution；
(4) solution that step (3) obtain is rotated under vacuum conditions, obtains expandability urea and melamine activeness and quietness oxygen
Graphite alkene phenol-formaldehyde resin modified；
(5) the expandability urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified 100 of step (4) acquisition are weighed
Part, 4~7 parts of surfactant, 4~8 parts of foaming agent, uniformly mixing under room temperature, mixed liquor is poured into mold 50~
Urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam is made in foaming in 90 DEG C of baking ovens.
Curing agent described in the step (5) be 60% sulfuric acid solution and to this sulfonic acid of methyl according to mass ratio 1:(1.5 ~
3.5) it mixes.
Usefulness of the present invention are as follows: (1) excellent fireproof performance, phenolic resin macromolecular is in graphene oxide reactivity
Growth in situ forms interspersed toughening on site, and forms partial reduction to graphene oxide, not only contributes to reduction-oxidation graphite
The evenly dispersed toughening modifying of alkene reinforced phase, and redox graphene has excellent specific surface area and high carbon content rate, promotees
Into the raising of flame retardant property；(2) the scaling-off performance boost of anti-powdering passes through the urea-formaldehyde resin and trimerization formed in reaction process
Cyanamide formaldehyde resin and graphene oxide phenol-formaldehyde resin modified form tertiary blending toughening modifying, solve phenol formaldehyde foam pulverization rate compared with
Height, scaling-off serious problem.
Specific embodiment
Combined with specific embodiments below, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate the present invention
Rather than limit the scope of the invention, after the present invention has been read, those skilled in the art are to various equivalences of the invention
It is as defined in the appended claims that the modification of form falls within the application.
Embodiment 1
A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam, it is characterised in that the foam by
Graphene oxide phenol-formaldehyde resin modified, Lauxite, 3 part of melamine resin composition, formula and mass ratio are as follows:
Graphene oxide phenol-formaldehyde resin modified, 40 parts
Lauxite, 25 parts
Melamine resin, 10 parts
Wherein, it is 95 parts of phenolic resin and 1 part of oxidation that the graphene oxide phenol-formaldehyde resin modified, which includes by components by weight percent,
Graphene composition；The phenolic resin in-situ polymerization is grown on graphene oxide active site, and by graphene oxide part
Reduction；The graphene oxide phenol-formaldehyde resin modified, Lauxite and melamine resin form homogeneous blend；The urea
Include the steps that following sequences with the preparation method of melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam:
(1) graphene oxide is taken to add deionized water compound concentration 1wt% aqueous solution, it is spare that ultrasound obtains graphene oxide solution；
(2) 40 parts of phenol, 44 parts of formaldehyde, graphene oxide solution described in 2 parts of NaOH and 15 part of steps (1) are taken, are uniformly mixed,
60 DEG C of heat preservations are warming up to, 80 DEG C of heat preservations are then heated to, graphene oxide modified phenolic resin lipoprotein solution are made, wherein graphite oxide
Alkene is partially reduced；
(3) 10 parts of melamines and 20 parts of urea are added in example in mass ratio in the solution obtained to step (2), under the conditions of 45 DEG C
Then heat preservation is quickly cooled to 10 DEG C, obtain urea and melamine activeness and quietness graphene oxide modified phenolic resin lipoprotein solution；
(4) solution that step (3) obtain is rotated under vacuum conditions, obtains expandability urea and melamine activeness and quietness oxygen
Graphite alkene phenol-formaldehyde resin modified；
(5) the expandability urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified 100 of step (4) acquisition are weighed
Part, 4 parts of surfactant, 4 parts of foaming agent, uniformly mixing, mixed liquor is poured into mold in 50 DEG C of baking ovens under room temperature
Urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam is made in foaming.
Curing agent described in the step (5) is 60% sulfuric acid solution and mixes to this sulfonic acid of methyl according to mass ratio 1:1.5
It closes.
Embodiment 2
A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam, it is characterised in that the foam by
Graphene oxide phenol-formaldehyde resin modified, Lauxite, 3 part of melamine resin composition, formula and mass ratio are as follows:
Graphene oxide phenol-formaldehyde resin modified, 65 parts
Lauxite, 40 parts
Melamine resin, 15 parts
Wherein, it is 100 parts of phenolic resin and 8 parts of oxidation that the graphene oxide phenol-formaldehyde resin modified, which includes by components by weight percent,
Graphene composition；The phenolic resin in-situ polymerization is grown on graphene oxide active site, and by graphene oxide part
Reduction；The graphene oxide phenol-formaldehyde resin modified, Lauxite and melamine resin form homogeneous blend；The urea
Include the steps that following sequences with the preparation method of melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam:
(1) graphene oxide is taken to add deionized water compound concentration 6wt% aqueous solution, it is spare that ultrasound obtains graphene oxide solution；
(2) 65 parts of phenol, 77 parts of formaldehyde, graphene oxide solution described in 7 parts of NaOH and 55 part of steps (1) are taken, are uniformly mixed,
70 DEG C of heat preservations are warming up to, 90 DEG C of heat preservations are then heated to, graphene oxide modified phenolic resin lipoprotein solution are made, wherein graphite oxide
Alkene is partially reduced；
(3) 15 parts of melamines and 40 parts of urea are added in example in mass ratio in the solution obtained to step (2), under the conditions of 60 DEG C
Then heat preservation is quickly cooled to 20 DEG C, obtain urea and melamine activeness and quietness graphene oxide modified phenolic resin lipoprotein solution；
(4) solution that step (3) obtain is rotated under vacuum conditions, obtains expandability urea and melamine activeness and quietness oxygen
Graphite alkene phenol-formaldehyde resin modified；
(5) the expandability urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified 100 of step (4) acquisition are weighed
Part, 7 parts of surfactant, 8 parts of foaming agent, uniformly mixing, mixed liquor is poured into mold in 90 DEG C of baking ovens under room temperature
Urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam is made in foaming.
Curing agent described in the step (5) is 60% sulfuric acid solution and mixes to this sulfonic acid of methyl according to mass ratio 1:3.5
It closes.
It above are only two specific embodiments of the invention, but the design concept of the present invention is not limited to this, all benefits
It is made a non-material change to the present invention with this design, should belong to the behavior for invading the scope of protection of the invention.But it is all
Without departing from the content of technical solution of the present invention, according to the technical essence of the invention any type of letter to the above embodiments
Single modification, equivalent variations and remodeling, still fall within the protection scope of technical solution of the present invention.
Claims (2)
1. a kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam, it is characterised in that the foam
It is made of graphene oxide phenol-formaldehyde resin modified, Lauxite, 3 part of melamine resin, formula and mass ratio are as follows:
Graphene oxide phenol-formaldehyde resin modified, 40~65 parts
Lauxite, 25~40 parts
Melamine resin, 10~15 parts
Wherein, it is 95 ~ 100 parts of phenolic resin and 1 ~ 8 part that the graphene oxide phenol-formaldehyde resin modified, which includes by components by weight percent,
Graphene oxide composition；The phenolic resin in-situ polymerization is grown on graphene oxide active site, and by graphite oxide
Alkene partial reduction；The graphene oxide phenol-formaldehyde resin modified, Lauxite and melamine resin form homogeneous blend；
The preparation method of the urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam includes the step of following sequences
It is rapid:
(1) graphene oxide is taken to add deionized water compound concentration 1 ~ 6wt% aqueous solution, it is spare that ultrasound obtains graphene oxide solution；
(2) 40~65 parts of phenol, 44~77 parts of formaldehyde, graphene oxide described in 2~7 parts of NaOH and 15 ~ 55 part of steps (1) are taken
Solution is uniformly mixed, is warming up to 60 ~ 70 DEG C of heat preservations, then heats to 80 ~ 90 DEG C of heat preservations, and graphene oxide modified phenolic is made
Resin solution, wherein graphene oxide is partially reduced；
(3) 10~15 parts of melamines and 20~40 parts of urea are added in example in mass ratio in the solution obtained to step (2), 45
It is kept the temperature under the conditions of ~ 60 DEG C, is then quickly cooled to 10 ~ 20 DEG C, obtained urea and melamine activeness and quietness graphene oxide changes
Property phenol resin solution；
(4) solution that step (3) obtain is rotated under vacuum conditions, obtains expandability urea and melamine activeness and quietness oxygen
Graphite alkene phenol-formaldehyde resin modified；
(5) the expandability urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified 100 of step (4) acquisition are weighed
Part, 4~7 parts of surfactant, 4~8 parts of foaming agent, uniformly mixing under room temperature, mixed liquor is poured into mold 50~
Urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam is made in foaming in 90 DEG C of baking ovens.
2. foam according to claim 1, it is characterised in that curing agent described in the step (5) is that 60% sulfuric acid is molten
Liquid and to this sulfonic acid of methyl according to mass ratio 1:(1.5 ~ 3.5) mix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811379719.5A CN109553918A (en) | 2018-11-20 | 2018-11-20 | A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811379719.5A CN109553918A (en) | 2018-11-20 | 2018-11-20 | A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109553918A true CN109553918A (en) | 2019-04-02 |
Family
ID=65866552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811379719.5A Pending CN109553918A (en) | 2018-11-20 | 2018-11-20 | A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109553918A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3915905A (en) * | 1968-05-24 | 1975-10-28 | Certain Teed Prod Corp | Self-extinguishing phenolic foams |
| US4525492A (en) * | 1982-06-04 | 1985-06-25 | Fiberglas Canada Inc. | Modified phenolic foams |
| CN102977548A (en) * | 2012-12-27 | 2013-03-20 | 北京莱恩斯高新技术有限公司 | Vegetable tannin extract modified phenol formaldehyde foam and preparation method thereof |
| CN103483516A (en) * | 2013-09-27 | 2014-01-01 | 厦门大学 | Preparation method of graphene oxide-boron-modified phenolic resin |
| CN107207758A (en) * | 2015-03-24 | 2017-09-26 | 旭化成建材株式会社 | Phenol resin foam and its manufacture method |
| CN107629404A (en) * | 2017-09-18 | 2018-01-26 | 中国林业科学研究院林产化学工业研究所 | Silicon whisker phenol-formaldehyde resin modified and its preparation method and application |
-
2018
- 2018-11-20 CN CN201811379719.5A patent/CN109553918A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3915905A (en) * | 1968-05-24 | 1975-10-28 | Certain Teed Prod Corp | Self-extinguishing phenolic foams |
| US4525492A (en) * | 1982-06-04 | 1985-06-25 | Fiberglas Canada Inc. | Modified phenolic foams |
| CN102977548A (en) * | 2012-12-27 | 2013-03-20 | 北京莱恩斯高新技术有限公司 | Vegetable tannin extract modified phenol formaldehyde foam and preparation method thereof |
| CN103483516A (en) * | 2013-09-27 | 2014-01-01 | 厦门大学 | Preparation method of graphene oxide-boron-modified phenolic resin |
| CN107207758A (en) * | 2015-03-24 | 2017-09-26 | 旭化成建材株式会社 | Phenol resin foam and its manufacture method |
| CN107629404A (en) * | 2017-09-18 | 2018-01-26 | 中国林业科学研究院林产化学工业研究所 | Silicon whisker phenol-formaldehyde resin modified and its preparation method and application |
Non-Patent Citations (3)
| Title |
|---|
| 付长璟: "《石墨烯的制备、结构及应用》", 30 June 2017, 哈尔滨工业大学出版社 * |
| 余先纯 等: "《木材胶黏剂与胶合技术》", 31 March 2011, 中国轻工业出版社 * |
| 刘万辉主编: "《复合材料》", 31 March 2017, 哈尔滨工业大学出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104356591B (en) | Toughness reinforcing enhancement mode phenolic aldehyde foam thermal insulation material and preparation method thereof | |
| WO2015135348A1 (en) | Essentially flame-retardant rigid polyurethane foam | |
| CN104327449A (en) | Phenolic foam heat-preservation material and preparation method thereof | |
| CN103788570A (en) | Modified phenolic foam and preparation method thereof | |
| CN101885856B (en) | Method for preparing isocyanate terminated polyether/phenolic resin foamed plastic | |
| CN103788318B (en) | Method for preparing graphene-containing phenolic foams | |
| CN105693965A (en) | Hard closed melamine foam and preparing method thereof | |
| CN103059503A (en) | Phenolic foam plastics and preparation method thereof and preparation method of foam carbon | |
| CN103881292A (en) | Novel external-wall insulation composite material and preparation method thereof | |
| CN103254565B (en) | A kind of preparation method of toughening modifying phenol formaldehyde foam | |
| CN103450630A (en) | Preparation method of environment-friendly phenol aldehyde-inorganic composite heat insulating material | |
| CN109160987A (en) | Nano-silicon dioxide modified lignin-base phenolic resin of silanization and its preparation method and application | |
| CN104804368A (en) | Phenolic resin and polyurethane prepolymer composite foam material and preparation method | |
| CN111286071A (en) | Graphene oxide reinforced modified phenolic foam plastic and preparation method thereof | |
| CN103848950A (en) | Method for modifying phenolic resin by adopting methylolurea and method for preparing foam by utilizing modified phenolic resin | |
| CN104327451A (en) | Phenol formaldehyde foam by using aromatic hydrocarbon polyester polyol as toughener and preparation method thereof | |
| CN107778766A (en) | A kind of phenolic aldehyde foam thermal insulation material for flat-plate solar collector | |
| CN107974037B (en) | Application of graded lignin in preparation of phenolic foam thermal insulation material | |
| CN106433014A (en) | In-situ compatibilization polymerization enhanced thermosetting phenolic foam insulation board and preparation method thereof | |
| CN104119638A (en) | A modified graphite polystyrene board and a preparing method thereof | |
| CN103756001B (en) | The production method of the inorganic graft modification phenolic resin foam of high flame retardant high tenacity | |
| CN109553918A (en) | A kind of urea and melamine activeness and quietness graphene oxide phenol-formaldehyde resin modified foam and preparation method thereof | |
| CN104387541A (en) | Toughened modified phenolic foam and preparation method thereof | |
| CN104356592A (en) | Phenolic foam insulation material improved by glass fiber powder and sericite | |
| CN103351575B (en) | Production method of inorganic soil graft modified phenolic resin foam |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190402 |