CN108715750A - A kind of cast iron binder - Google Patents
A kind of cast iron binder Download PDFInfo
- Publication number
- CN108715750A CN108715750A CN201810572938.9A CN201810572938A CN108715750A CN 108715750 A CN108715750 A CN 108715750A CN 201810572938 A CN201810572938 A CN 201810572938A CN 108715750 A CN108715750 A CN 108715750A
- Authority
- CN
- China
- Prior art keywords
- parts
- temperature
- keeps
- added
- cast iron
- 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
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J161/00—Adhesives based on condensation polymers of aldehydes or ketones; Adhesives based on derivatives of such polymers
-
- 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
- C08G16/00—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00
- C08G16/02—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes
- C08G16/0212—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes with acyclic or carbocyclic organic compounds
- C08G16/0218—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes with acyclic or carbocyclic organic compounds containing atoms other than carbon and hydrogen
- C08G16/0231—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes with acyclic or carbocyclic organic compounds containing atoms other than carbon and hydrogen containing nitrogen
-
- 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
- C08G16/00—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00
- C08G16/02—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes
- C08G16/025—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes with heterocyclic organic compounds
- C08G16/0256—Condensation polymers of aldehydes or ketones with monomers not provided for in the groups C08G4/00 - C08G14/00 of aldehydes with heterocyclic organic compounds containing oxygen in the ring
- C08G16/0262—Furfuryl alcohol
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a kind of cast iron binders, include the raw material of following weight：Solid aldehyde：6 parts -11 parts, urea：6 parts -12 parts, furfuryl alcohol：45 parts -60 parts, dehumidizer：6 parts -15 parts, formaldehyde reducing agent：0.2 part -0.5 part, coupling agent：0.4 part -0.8 part, pure water：3 parts -5 parts.The present invention is suitable for various weather conditions, more practical to overcast and rainy wet weather, and without waste water in production process, exhaust gas, waste residue, science and technology is environmentally friendly, benefits the nation and the people.
Description
Technical field
The present invention relates to a kind of binder, specifically a kind of cast iron binder.
Background technology
Have dehydration in the production of traditional cast iron binder, in the waste water of abjection containing a large amount of free formaldehydes,
The small organic molecules such as methanol, methylfuran, COD value is up to tens thousand of, and very serious environmental pollution can be caused by being discharged into water body,
But qualification can not be handled completely, cause the pollution to environment.The waste water of abjection is added a part in resin by some producers,
But still there is remaining waste water that can not handle.Simultaneously as using a large amount of industrial formol aqueous solutions, it is flooded in production environment pungent
Formaldehyde taste, have seriously polluted the environment, threaten the health of worker.
Invention content
In order to solve the above technical problems, a kind of cast iron binder of the present invention.
A kind of cast iron binder, includes the raw material of following weight：
Solid aldehyde：6 parts -11 parts, urea：6 parts -12 parts, furfuryl alcohol：45 parts -60 parts, dehumidizer：6 parts -15 parts, formaldehyde reducing agent：0.2
- 0.5 part of part, coupling agent：0.4 part -0.8 part, pure water：3 parts -5 parts.
A kind of above-mentioned cast iron binder, includes the following steps：
Step 1: primary charging：Bottom outlet valve is closed, charging valve is opened, 6 parts -11 parts of solid aldehyde is added, certain ratio is added
A certain proportion of furfuryl alcohol is added in the urea of example, and 3 parts -5 parts of pure water closes charging valve, starts blender, will be expected with lye
The pH value of liquid is adjusted to 8-10；
Step 2: primary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 50-100 minutes；
Step 3: secondary charging：A certain proportion of furfuryl alcohol is added, the pH value of feed liquid is adjusted to 3-5 with acid solution；
Step 4: secondary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 50-100 minutes；
Step 5: feeding three times：Remaining urea is added, the pH value of feed liquid is adjusted to 7-9 with lye；
Step 6: keeping the temperature three times：Steam valve is opened, keeps the temperature in kettle between 70-90 degree, keeps the temperature 50-60 minutes；
Step 7: four chargings：It is added remaining furfuryl alcohol, 6 parts -15 parts of dehumidizer, 0.2 part -0.5 part of formaldehyde reducing agent, 0.4
The coupling agent of -0.8 part of part, stirs evenly, and discharges.
Preferably, the coupling agent is silane coupling agent HD-602.
Preferably, the solid aldehyde is paraformaldehyde.
Preferably, the formaldehyde reducing agent is ammonium hydroxide.
Preferably, the dehumidizer is ethyl alcohol.
With the above mentioned technical proposal
1, solid aldehyde is paraformaldehyde, instead of industrial formol aqueous solution, without the formaldehyde gas largely to volatilize, protect environment and
The health of worker, while having saved transportation cost.
2, formaldehyde reducing agent is ammonium hydroxide, it can generate methenamine with free aldehyde, and the content of free aldehyde in product is made to be down to 0.01%
Hereinafter, ensure that the health and environment of foundry worker.
3, dehumidizer is that ethyl alcohol protects environment and the health of worker instead of industrial methanol.
4, the present invention is suitable for various weather conditions, more practical to overcast and rainy wet weather.
The beneficial effects of the invention are as follows, without waste water, exhaust gas, waste residue, science and technology is environmentally friendly, benefits the nation and the people in production process.
Specific implementation mode
Embodiment 1
A kind of cast iron binder, includes the following steps：
Step 1: primary charging：Bottom outlet valve is closed, charging valve is opened, 6 parts of solid aldehyde is added, 4 parts of urea is added,
25 parts of furfuryl alcohol is added, and 3 parts -5 parts of pure water closes charging valve, starts blender, the pH value of feed liquid is adjusted to lye
8—10；
Step 2: primary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 100 minutes；
Step 3: secondary charging：A certain proportion of furfuryl alcohol is added, the pH value of feed liquid is adjusted to 3-5 with acid solution；
Step 4: secondary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 100 minutes；
Step 5: feeding three times：Remaining urea is added, the pH value of feed liquid is adjusted to 7-9 with lye；
Step 6: keeping the temperature three times：Steam valve is opened, keeps the temperature in kettle between 70-90 degree, keeps the temperature 50 minutes；
Step 7: four chargings：The furfuryl alcohol of 11 parts of addition, 10 parts of dehumidizer, 0.5 part of formaldehyde reducing agent, 0.4 part of coupling agent,
It stirs evenly, discharges.
Embodiment 2
Step 1: primary charging：Bottom outlet valve is closed, charging valve is opened, 8 parts of solid aldehyde is added, 5 parts of urea is added,
25 parts of furfuryl alcohol is added, 5 parts of pure water closes charging valve, starts blender, the pH value of feed liquid is adjusted to 8-10 with lye；
Step 2: primary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 90 minutes；
Step 3: secondary charging：A certain proportion of furfuryl alcohol is added, the pH value of feed liquid is adjusted to 3-5 with acid solution；
Step 4: secondary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 100 minutes；
Step 5: feeding three times：Remaining urea is added, the pH value of feed liquid is adjusted to 7-9 with lye；
Step 6: keeping the temperature three times：Steam valve is opened, keeps the temperature in kettle between 70-90 degree, keeps the temperature 50 minutes；
Step 7: four chargings：The furfuryl alcohol of 10 parts of addition, 9 parts of dehumidizer, 0.3 part of formaldehyde reducing agent, 0.4 part of coupling agent stir
It mixes uniformly, discharging.
Embodiment 3
A kind of cast iron binder, includes the following steps：
Step 1: primary charging：Bottom outlet valve is closed, charging valve is opened, 9 parts of solid aldehyde is added, 4 parts of urea is added,
23 parts of furfuryl alcohol is added, 5 parts of pure water closes charging valve, starts blender, the pH value of feed liquid is adjusted to 8-10 with lye；
Step 2: primary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 80 minutes；
Step 3: secondary charging：A certain proportion of furfuryl alcohol is added, the pH value of feed liquid is adjusted to 3-5 with acid solution；
Step 4: secondary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 80 minutes；
Step 5: feeding three times：Remaining urea is added, the pH value of feed liquid is adjusted to 7-9 with lye；
Step 6: keeping the temperature three times：Steam valve is opened, keeps the temperature in kettle between 70-90 degree, keeps the temperature 60 minutes；
Step 7: four chargings：The furfuryl alcohol of 5 parts of addition, 8 parts of dehumidizer, 0.4 part of formaldehyde reducing agent, 0.5 part of coupling agent stir
It mixes uniformly, discharging.
Embodiment 4
A kind of cast iron binder, includes the following steps：
Step 1: primary charging：Bottom outlet valve is closed, charging valve is opened, 10 parts of solid aldehyde is added, 7 parts of urea is added,
20 parts of furfuryl alcohol is added, 4 parts of pure water closes charging valve, starts blender, the pH value of feed liquid is adjusted to 8-10 with lye；
Step 2: primary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 80 minutes；
Step 3: secondary charging：A certain proportion of furfuryl alcohol is added, the pH value of feed liquid is adjusted to 3-5 with acid solution；
Step 4: secondary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 90 minutes；
Step 5: feeding three times：Remaining urea is added, the pH value of feed liquid is adjusted to 7-9 with lye；
Step 6: keeping the temperature three times：Steam valve is opened, keeps the temperature in kettle between 70-90 degree, keeps the temperature 60 minutes；
Step 7: four chargings：The furfuryl alcohol of 14 parts of addition, 10 parts of dehumidizer, 0.5 part of formaldehyde reducing agent, 0.6 part of coupling agent,
It stirs evenly, discharges.
Embodiment 5
A kind of cast iron binder, includes the following steps：
Step 1: primary charging：Bottom outlet valve is closed, charging valve is opened, 11 parts of solid aldehyde is added, 7 parts of urea is added,
17 parts of furfuryl alcohol is added, 3 parts of pure water closes charging valve, starts blender, the pH value of feed liquid is adjusted to 8-10 with lye；
Step 2: primary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 50 minutes；
Step 3: secondary charging：A certain proportion of furfuryl alcohol is added, the pH value of feed liquid is adjusted to 3-5 with acid solution；
Step 4: secondary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 70 minutes；
Step 5: feeding three times：Remaining urea is added, the pH value of feed liquid is adjusted to 7-9 with lye；
Step 6: keeping the temperature three times：Steam valve is opened, keeps the temperature in kettle between 70-90 degree, keeps the temperature 50 minutes；
Step 7: four chargings：The furfuryl alcohol of 16 parts of addition, 13 parts of dehumidizer, 0.4 part of formaldehyde reducing agent, 0.8 part of coupling agent,
It stirs evenly, discharges.
The equipment used in the present invention is the commonly used equipment of this field, and details are not described herein.
The foregoing is merely the schematical specific implementation modes of the present invention, are not limited to the scope of the present invention.It is any
Those skilled in the art, made equivalent variations and modification under the premise of not departing from design and the principle of the present invention,
The scope of protection of the invention should be belonged to.
Claims (6)
1. a kind of cast iron binder, which is characterized in that include the raw material of following weight：
Solid aldehyde：6 parts -11 parts, urea：6 parts -12 parts, furfuryl alcohol：45 parts -60 parts, dehumidizer：6 parts -15 parts, formaldehyde reducing agent：0.2
- 0.5 part of part, coupling agent：0.4 part -0.8 part, pure water：3 parts -5 parts.
2. a kind of cast iron binder as described in claim 1, which is characterized in that include the following steps：
Step 1: primary charging：Bottom outlet valve is closed, charging valve is opened, 6 parts -11 parts of solid aldehyde is added, certain ratio is added
A certain proportion of furfuryl alcohol is added in the urea of example, and 3 parts -5 parts of pure water closes charging valve, starts blender, will be expected with lye
The pH value of liquid is adjusted to 8-10；
Step 2: primary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 50-100 minutes；
Step 3: secondary charging：A certain proportion of furfuryl alcohol is added, the pH value of feed liquid is adjusted to 3-5 with acid solution；
Step 4: secondary heat preservation：Steam valve is opened, keeps the temperature in kettle between 90-100 degree, keeps the temperature 50-100 minutes；
Step 5: feeding three times：Remaining urea is added, the pH value of feed liquid is adjusted to 7-9 with lye；
Step 6: keeping the temperature three times：Steam valve is opened, keeps the temperature in kettle between 70-90 degree, keeps the temperature 50-60 minutes；
Step 7: four chargings：It is added remaining furfuryl alcohol, 6 parts -15 parts of dehumidizer, 0.2 part -0.5 part of formaldehyde reducing agent, 0.4
The coupling agent of -0.8 part of part, stirs evenly, and discharges.
3. a kind of cast iron binder as described in any one of claims 1 or 2 claim, it is characterised in that：The coupling
Agent is silane coupling agent HD-602.
4. a kind of cast iron binder as described in any one of claims 1 or 2 claim, it is characterised in that：The solid
Aldehyde is paraformaldehyde.
5. a kind of cast iron binder as described in any one of claims 1 or 2 claim, it is characterised in that：The drop aldehyde
Agent is ammonium hydroxide.
6. a kind of cast iron binder as described in any one of claims 1 or 2 claim, it is characterised in that：The dehumidifying
Agent is ethyl alcohol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810572938.9A CN108715750A (en) | 2018-06-06 | 2018-06-06 | A kind of cast iron binder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810572938.9A CN108715750A (en) | 2018-06-06 | 2018-06-06 | A kind of cast iron binder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108715750A true CN108715750A (en) | 2018-10-30 |
Family
ID=63912686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810572938.9A Pending CN108715750A (en) | 2018-06-06 | 2018-06-06 | A kind of cast iron binder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108715750A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104262560A (en) * | 2014-08-29 | 2015-01-07 | 玉林市兰科铸造材料有限公司 | Furan resin for cast iron and synthesis method thereof |
-
2018
- 2018-06-06 CN CN201810572938.9A patent/CN108715750A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104262560A (en) * | 2014-08-29 | 2015-01-07 | 玉林市兰科铸造材料有限公司 | Furan resin for cast iron and synthesis method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 李子东等: "《现代胶粘技术手册》", 31 January 2002, 新时代出版社 * |
| 王志良等: "《精细化工行业废气污染物控制技术及示范》", 30 May 2014, 中国环境出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104262560B (en) | Furane resins and synthetic method thereof for cast iron | |
| CN104193935A (en) | Furan resin for cast steel and synthesis method thereof | |
| CN106699104B (en) | A kind of autoclaved fly ash brick and preparation method thereof mixing FCC dead catalyst | |
| CN104973749A (en) | Sludge solidification method | |
| CN106986587A (en) | A kind of powder ash air-entrained concrete processing technology | |
| CN105753078B (en) | A kind of sewage-treating agent and preparation method thereof for paper waste | |
| CN108569836A (en) | A kind of the dehydration stabilization method and device of chromium-bearing sludge | |
| CN108715750A (en) | A kind of cast iron binder | |
| CN101585991A (en) | Aqueous mold, preparation method and application thereof | |
| CN104891777B (en) | A kind of excess sludge that adapts to produces sludge-dewatering compound conditioning agent of building materials technique and its preparation method and application | |
| CN108889898A (en) | A kind of cast aluminium binder | |
| CN106115696A (en) | A kind of active fruit shell carbon and preparation method thereof | |
| CN106118787A (en) | A kind of biomass molding fuel | |
| CN104174440A (en) | Copper-based iron carbon micro-electrolysis catalyst | |
| CN104193937A (en) | Method for preparing furan resin for cast iron by using wastewater and solid formaldehyde | |
| CN105236365B (en) | The method that waste liquid produces hydroxylamine hydrochloride is absorbed using industrial tail gas | |
| CN107282603A (en) | The method of the useless film Slag treatments of PCB and recycling | |
| CN104521782A (en) | Lightweight mixed cat litter with fresh smell and preparation method thereof | |
| CN109232841A (en) | A kind of preparation method of precoated sand composite phenolic resin | |
| CN108358182A (en) | The method that vertofix coeur, cedrol methyl ether production waste water prepare ammonium dihydrogen phosphate | |
| CN106477640B (en) | Cationic dye wastewater decolorizer and preparation method thereof | |
| CN111439968B (en) | Resourceful treatment method for slurry plant air-floated sludge | |
| CN105750480A (en) | Preparation method of high-stability bone charcoal powder for preparing release agent | |
| CN100393420C (en) | Method of separating iron and carbon from dust setting ash | |
| CN109796876A (en) | A kind of biomass water-based inner wall functional paint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181030 |