CN110240724A - The application method of reactive polymer phenolic resin - Google Patents
The application method of reactive polymer phenolic resin Download PDFInfo
- Publication number
- CN110240724A CN110240724A CN201810890085.3A CN201810890085A CN110240724A CN 110240724 A CN110240724 A CN 110240724A CN 201810890085 A CN201810890085 A CN 201810890085A CN 110240724 A CN110240724 A CN 110240724A
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- CN
- China
- Prior art keywords
- bakelite
- phenolic resin
- application method
- reactive polymer
- fine powder
- 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.)
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- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 23
- 229920001568 phenolic resin Polymers 0.000 title claims abstract description 23
- 239000005011 phenolic resin Substances 0.000 title claims abstract description 23
- 229920013730 reactive polymer Polymers 0.000 title claims abstract description 19
- 229920001342 Bakelite® Polymers 0.000 claims abstract description 47
- 239000004637 bakelite Substances 0.000 claims abstract description 47
- 239000000843 powder Substances 0.000 claims abstract description 21
- 238000006482 condensation reaction Methods 0.000 claims abstract description 11
- 229920003986 novolac Polymers 0.000 claims abstract description 8
- 239000002243 precursor Substances 0.000 claims abstract description 8
- 229920005989 resin Polymers 0.000 claims abstract description 8
- 239000011347 resin Substances 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims abstract description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 12
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 8
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 6
- 239000004327 boric acid Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 125000003545 alkoxy group Chemical group 0.000 claims description 4
- 229910000077 silane Inorganic materials 0.000 claims description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 3
- 238000007259 addition reaction Methods 0.000 claims description 3
- 150000001642 boronic acid derivatives Chemical class 0.000 claims description 3
- 238000007731 hot pressing Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000005815 base catalysis Methods 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- RCHKEJKUUXXBSM-UHFFFAOYSA-N n-benzyl-2-(3-formylindol-1-yl)acetamide Chemical compound C12=CC=CC=C2C(C=O)=CN1CC(=O)NCC1=CC=CC=C1 RCHKEJKUUXXBSM-UHFFFAOYSA-N 0.000 claims 1
- 150000004756 silanes Chemical class 0.000 claims 1
- 238000004064 recycling Methods 0.000 abstract description 3
- 230000000704 physical effect Effects 0.000 abstract description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- YUYCVXFAYWRXLS-UHFFFAOYSA-N trimethoxysilane Chemical compound CO[SiH](OC)OC YUYCVXFAYWRXLS-UHFFFAOYSA-N 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 description 1
- 229910001863 barium hydroxide Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- UYANAUSDHIFLFQ-UHFFFAOYSA-N borinic acid Chemical compound OB UYANAUSDHIFLFQ-UHFFFAOYSA-N 0.000 description 1
- ZADPBFCGQRWHPN-UHFFFAOYSA-N boronic acid Chemical compound OBO ZADPBFCGQRWHPN-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229960002887 deanol Drugs 0.000 description 1
- 239000012972 dimethylethanolamine Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- FWBQUXLXFQMKME-UHFFFAOYSA-N trimethoxy(methyl)silane Chemical compound CO[Si](C)(OC)OC.CO[Si](C)(OC)OC FWBQUXLXFQMKME-UHFFFAOYSA-N 0.000 description 1
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
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
- C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
- C08G8/10—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with phenol
-
- 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
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/28—Chemically modified polycondensates
-
- 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
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
-
- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/541—Silicon-containing compounds containing oxygen
- C08K5/5415—Silicon-containing compounds containing oxygen containing at least one Si—O bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/55—Boron-containing compounds
-
- 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
-
- 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
- C08J2361/14—Modified phenol-aldehyde condensates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- 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)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
A kind of application method of reactive polymer phenolic resin includes: mixing bakelite fine powder and novolak resin precursor object, and the bakelite fine powder and the novolak resin precursor object is made to carry out condensation reaction.New bakelite product is made in the application method energy effective recycling bakelite product of reactive polymer phenolic resin of the invention again, and the physical property of bakelite product can be improved.
Description
Technical field
The present invention relates to a kind of application methods of phenolic resin, more particularly to a kind of reactive polymer phenolic resin
Application method.
Background technique
The existing bakelite (bakelite) generally used is a kind of Bakeland, mainly passes through phenolic resin gluing
The backing materials such as fiber (paper, fabric or glass) pressurize using heating and are made, and have good electrical, mechanical and processing
Property (such as: insulation, wear-resisting, high temperature resistant, resistance to combustion), is widely used in the insulating element of electric appliance or the vehicles.
However, the recovery processing process of bakelite product is easy to generate environment burden (such as: discharge carbon dioxide).
Summary of the invention
The purpose of the present invention is to provide a kind of application methods of reactive polymer phenolic resin, can overcome above-mentioned back
The shortcomings that scape technology.
The application method of reactive polymer phenolic resin of the invention includes: before mixing bakelite fine powder and phenolic resin
Object is driven, and the bakelite fine powder and the novolak resin precursor object is made to carry out condensation reaction.
The beneficial effects of the present invention are: the application method of reactive polymer phenolic resin of the present invention can effectively recycle benefit
New bakelite product is made in electricity consumption woodwork again, and the physical property of bakelite product can be improved.
It will be described in detail below with regard to the content of present invention:
Due to containing the vacant locations still for progress substitution reaction, i.e. its phenol structure on the benzene ring structure of bakelite product
Upper ortho-hydrogens/contraposition hydrogen containing still for progress substitution reaction, therefore may participate in condensation reaction and form new bakelite product.
Preferably, which is that formaldehyde and phenol carry out addition reaction under base catalysis and condensation reaction obtains
The prepolymer arrived.It is highly preferred that the alkali can be selected from containing sodium hydroxide, potassium hydroxide, barium hydroxide, ethylenediamine, triethylamine
Or the catalyst of dimethylethanolamine.In a specific embodiment of the present invention, which is sodium hydrate aqueous solution.
It is highly preferred that the application method of the reactive polymer phenolic resin, also includes: reinforcement being impregnated in and contains this
In the mixture of bakelite fine powder and the novolak resin precursor object, to obtain film, and the hot pressing film so that the bakelite fine powder with
The novolak resin precursor object carries out condensation reaction.
Preferably, the partial size of the bakelite fine powder is 50 μm or less.
Preferably, the dosage molar ratio of the formaldehyde and phenol is 0.7:1~2.5:1.
Preferably, the usage ratio range of the bakelite fine powder is 5~100phr.
It is highly preferred that the mixture also contains organic solvent, to adjust solid content and viscosity.In specific implementation of the invention
In example, which is methanol.
It is highly preferred that the mixture also contains modifying agent, which is selected from the silane or boron replaced through alkoxy
Acid derivative.
In a specific embodiment of the present invention, which is methyltrimethoxysilane (methyl
trimethoxysilane).It is highly preferred that the usage ratio range of the silane replaced through alkoxy is 1~30phr.
The boronic acid derivatives can be boric acid [boric acid, B (OH)3], through alkyl replace boric acid [boronic
acid,R-B(OH)2And borinic acid, RR'-B (OH)].In a specific embodiment of the present invention, which is
Boric acid.It is highly preferred that the usage ratio range of the boronic acid derivatives is 1~20phr.
It is highly preferred that the reinforcement is selected from the scraps of paper or pieces of cloth.In a specific embodiment of the present invention, which is
Roll web.
In a specific embodiment of the present invention, the temperature of the hot pressing is about 150~180 DEG C.
Specific embodiment
The present invention will be described further with regard to following embodiment, however, it should be noted that the embodiment is only to illustrate to say
Bright use, and it is not necessarily to be construed as the limitation that the present invention is implemented.
[embodiment 1]
53g polyformaldehyde (paraformaldehyde) is dissolved in 60g water, 94g phenol is added and is uniformly mixed, 3g is added
40wt% sodium hydrate aqueous solution is adjusted pH value and is carried out to 8.5~9.0 with catalytic addition reaction and condensation reaction, and under stiring
It is heated to reflux (100 DEG C) about 2h, to obtain prepolymer.
5phr is added in the prepolymer and partial size is 50 μm (about 300mesh) bakelite fine powders below (as response type
Macromolecule is will to smash and grind and obtain after the recycling of bakelite product), 90g methanol is added, to adjust solid content up to 50% and adjust
Whole viscosity.
Roll web is continuously impregnated in the above-mentioned methanol solution containing the bakelite fine powder and the prepolymer, vacuumizes and go forward side by side
Row concentration is then carried out continuously condensation reaction in 120 DEG C of baking ovens to remove water and phenol with the speed of 30m/min, after dry
Cut into the film of semi-solid preparation.
Between 5 above-mentioned films are then lain in the smooth stainless steel plate of two panels, simultaneously from the upper and lower pressure for applying 700mmHg
150~180 DEG C of maintenance 30min are heated to carry out condensation reaction, finally obtain the bakelite plate E1 that thickness is about 0.5~0.7mm.
In addition, film quantity can be changed according to required bakelite plate thickness.
[embodiment 2-5]
The manufacturing method of embodiment 2-5 is similar to Example 1, and difference is in be changed respectively in by the additive amount of the bakelite fine powder
Become 10,20,30,50phr, respectively obtains bakelite plate E2~E5 of embodiment 2-5.
[embodiment 6]
The manufacturing method of embodiment 6 is similar to Example 1, and difference is in additionally incorporating 20phr first in the prepolymer
Base trimethoxy silane obtains the bakelite plate E6 of embodiment 6.
[embodiment 7]
The manufacturing method of embodiment 7 is similar to Example 1, and difference is in additionally incorporating 10phr boron in the prepolymer
Acid obtains the bakelite plate E7 of embodiment 7.
[embodiment 8]
The manufacturing method of embodiment 8 is similar to Example 1, and difference is in additionally incorporating 20phr first in the prepolymer
Base trimethoxy silane, and the additive amount of the bakelite fine powder is changed into 60phr, obtain the bakelite plate E8 of embodiment 8.
[embodiment 9]
The manufacturing method of embodiment 9 is similar to Example 1, and difference is in additionally incorporating 20phr first in the prepolymer
Base trimethoxy silane and 10phr boric acid, and the additive amount of the bakelite fine powder is changed into 60phr, obtain the bakelite of embodiment 9
Plate E9.
[comparative example]
The manufacturing method of comparative example is similar to Example 1, and difference is in being added without the bakelite fine powder in the prepolymer,
Finally obtain the bakelite plate CE of comparative example.
[test of bakelite plate property]
The shore hardness (Shore D), curved of the bakelite plate E1~E9 and CE of above-described embodiment 1-9 and comparative example are measured respectively
Qu Qiangdu and softening temperature (Tmax), it is as a result as shown in table 1 below respectively.
Table 1
| Bakelite plate | ShoreD (degree) | Bending strength (kg/cm2) | Tmax(℃) |
| E1 | 91 | 18.5 | 378 |
| E2 | 91 | 18.5 | 379 |
| E3 | 92 | 18.4 | 380 |
| E4 | 92 | 18.0 | 382 |
| E5 | 92 | 17.8 | 385 |
| E6 | 94 | 19.4 | 383 |
| E7 | 94 | 19.4 | 385 |
| E8 | 94 | 19.4 | 395 |
| E9 | 94 | 19.4 | 400 |
| CE | 90 | 19.4 | 375 |
In conclusion the application method of reactive polymer phenolic resin of the present invention is by addition bakelite fine powder as reaction
New bakelite product (bakelite plate) is made again, can not only reduce recovery processing for type macromolecule, effective recycling bakelite product
Puzzlement and for environment burden, the properties such as hardness and the thermostability of bakelite product can also be improved, and save needed for technique
Raw material, so the purpose of the present invention can be reached really.
As described above, only the embodiment of the present invention is when cannot be limited the scope of implementation of the present invention with this, i.e., all
According to simple equivalent changes and modifications made by claims of the present invention and description, all still belong to the scope of the present invention.
Claims (9)
1. a kind of application method of reactive polymer phenolic resin, which is characterized in that it includes: mixing bakelite fine powder and phenolic aldehyde
Resin predecessor, and the bakelite fine powder and the novolak resin precursor object is made to carry out condensation reaction.
2. the application method of reactive polymer phenolic resin according to claim 1, it is characterised in that: the phenolic resin
Predecessor is the prepolymer that formaldehyde and phenol carry out that addition reaction and condensation reaction obtain under base catalysis.
3. the application method of reactive polymer phenolic resin according to claim 2, which is characterized in that it also includes:
Reinforcement is impregnated in the mixture containing the bakelite fine powder and the novolak resin precursor object, to obtain film, and hot pressing should
Film is so that the bakelite fine powder and the novolak resin precursor object carry out condensation reaction.
4. the application method of reactive polymer phenolic resin according to any one of claim 1 to 3, feature exist
In: the partial size of the bakelite fine powder is 50 μm or less.
5. the application method of reactive polymer phenolic resin according to claim 2 or 3, it is characterised in that: the formaldehyde
Dosage molar ratio with phenol is 0.7:1~2.5:1.
6. the application method of reactive polymer phenolic resin according to any one of claim 1 to 3, feature exist
In: the usage ratio range of the bakelite fine powder is 5~100phr.
7. the application method of reactive polymer phenolic resin according to claim 3, it is characterised in that: the mixture is also
Containing modifying agent, which is selected from the silane or boronic acid derivatives replaced through alkoxy.
8. the application method of reactive polymer phenolic resin according to claim 7, it is characterised in that: this is through alkoxy
The usage ratio range of substituted silane is 1~30phr.
9. the application method of reactive polymer phenolic resin according to claim 7, it is characterised in that: the boric acid is derivative
The usage ratio range of object is 1~20phr.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW107107907A TWI647251B (en) | 2018-03-08 | 2018-03-08 | Application method of reactive polymer phenolic resin |
| TW107107907 | 2018-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110240724A true CN110240724A (en) | 2019-09-17 |
Family
ID=65804119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810890085.3A Pending CN110240724A (en) | 2018-03-08 | 2018-08-07 | The application method of reactive polymer phenolic resin |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2019157111A (en) |
| KR (1) | KR20200068036A (en) |
| CN (1) | CN110240724A (en) |
| TW (1) | TWI647251B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0545591A1 (en) * | 1991-11-29 | 1993-06-09 | General Electric Company | Heat curable organopolysiloxane compositions and preformed latent platinum catalysts |
| CN103265674A (en) * | 2013-05-11 | 2013-08-28 | 北京化工大学 | Phenol-polyaldehyde prepolymer modified environment-friendly phenolic resin and preparation method thereof |
| CN104151556A (en) * | 2013-05-13 | 2014-11-19 | 北京化工大学 | Preparation of polyborosiloxane and phenolic resin heat resistant modification method |
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| CN101798398A (en) * | 2009-02-06 | 2010-08-11 | 绵阳中研磨具有限责任公司 | Method for recycling thermosetting phenolic leftovers or waste materials |
| CN102441950B (en) * | 2011-09-16 | 2013-09-18 | 无锡创达电子有限公司 | Processing method for recycling fine powder material of phenolic plastic finished products |
| CN104448694A (en) * | 2014-12-10 | 2015-03-25 | 广东品翔环保科技有限公司 | Process for recycling, regenerating and molding waste phenolic resin composite materials |
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2018
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- 2018-08-07 CN CN201810890085.3A patent/CN110240724A/en active Pending
- 2018-11-08 KR KR1020180136461A patent/KR20200068036A/en unknown
- 2018-12-07 JP JP2018230005A patent/JP2019157111A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0545591A1 (en) * | 1991-11-29 | 1993-06-09 | General Electric Company | Heat curable organopolysiloxane compositions and preformed latent platinum catalysts |
| CN103265674A (en) * | 2013-05-11 | 2013-08-28 | 北京化工大学 | Phenol-polyaldehyde prepolymer modified environment-friendly phenolic resin and preparation method thereof |
| CN104151556A (en) * | 2013-05-13 | 2014-11-19 | 北京化工大学 | Preparation of polyborosiloxane and phenolic resin heat resistant modification method |
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| KR20200068036A (en) | 2020-06-15 |
| TWI647251B (en) | 2019-01-11 |
| TW201938630A (en) | 2019-10-01 |
| JP2019157111A (en) | 2019-09-19 |
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