CN101328279B - Separation cleaning fluid for processing waste hot transfer carbon belt - Google Patents
Separation cleaning fluid for processing waste hot transfer carbon belt Download PDFInfo
- Publication number
- CN101328279B CN101328279B CN2007101113990A CN200710111399A CN101328279B CN 101328279 B CN101328279 B CN 101328279B CN 2007101113990 A CN2007101113990 A CN 2007101113990A CN 200710111399 A CN200710111399 A CN 200710111399A CN 101328279 B CN101328279 B CN 101328279B
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- China
- Prior art keywords
- carbon
- cleaning fluid
- separation cleaning
- hot transfer
- waste hot
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- 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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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Detergent Compositions (AREA)
Abstract
The invention relates to a technology for treating and recycling a waste thermal transfer carbon ribbon. The technology effectively separates various substances of the waste thermal transfer carbon ribbon with a novel separating and cleaning solution and turns the various substances into products with certain use value through treatment, so the effective recovery of the waste thermal transfer carbon ribbon is realized. The technology belongs to the environmental protection and resource regeneration technical field. The main components of the separating and cleaning solution of the invention are four organic solvents, and three of the four organic solvents are selected from haloalkanes containing 4 carbon atoms or less , ketones and aromatic hydrocarbons containing 2 substitutents or less, wherein, the haloalkanes comprise unsaturated haloalkanes, the subtitutents of the aromatic hydrocarbons can be amino groups, carboxy groups, carbonyl groups and alkyl groups. The three of the four organic solvents are used as a carbon powder remover, and another component is a low carbon alcohol and is used to effectively disperse removed carbon powder in the solvents and simultaneously prevent the other three components from forming phosgene with light and explosion.
Description
Technical field
Involved in the present invention is that a kind of waste hot transfer carbon belt that is used for is handled the also technology of regeneration; this technology is by a kind of novel separation cleaning fluid; the various materials of forming waste hot transfer carbon belt are separated effectively; and be processed into product with certain use value; reach the efficient recovery waste hot transfer carbon belt; eliminate environmental pollution, protection environment, aim of saving.The invention belongs to environment protection and resource recovery technical field.
Background technology
Heat transfer printing carbon tape is called for short TTR, is the expendable material in the instant printing technique, and it is composited after coating carbon dust by mylar.In the instant process of printing, carbon dust is transferred on the ticket paper after meeting heat.Carbon ribbon belongs to expendable consumed product.
In the seventies in 20th century invention decades so far,, develop into multiple class and stronger specific aim paces from the simple multi-usage of beginning with the fast development that adapts to printing technique along with the development of printing technique and print media.Heat transfer printing carbon tape is mainly used in the washing sign, post label, highway passenger transportation bill, railway transport of passengers bill, aviation passenger and freight bill, production management flow process of product external packaging label, date manufactured, product batches number, shipping tag, computer asset management system, supermarket, product bar code, nameplate, apparel industry, control system for identifying, book management system etc. automatically.
Show that according to data present domestic every profession and trade was approximately used 100 tons of heat transfer printing carbon tapes in every month, is roughly equal to 250,000 volumes, and the trend of sustainable growth is arranged.
Heat transfer printing carbon tape is become to be grouped into by polyester film, cerul, carbon black and resin etc., wherein polyester film is as the substrate material of carbon ribbon, carbon black is as the printing color of transfer printing, wax and resin play the effect of transfer medium and bonding adhesive agent, although the carbon ribbon of various brands and purposes is numerous on the market, main component does not all exceed this scope basically.
After heat transfer printing carbon tape is used when printing, have only the small part carbon dust to transfer to other materials such as above paper, the plastics etc., remaining carbon dust still remains on the carbon ribbon, waste hot transfer carbon belt after the use is as a kind of multicomponent material, its various composition physicochemical property are different, almost there is not the directly value of utilization, and the waste hot transfer carbon belt after using is a quite stable in nature, directly enter environment as rubbish, can cause secular harm to environment, utilize mode to handle again with common plastics recovery, do not have the economic worth of actual utilization.We have looked for the well-known carbon ribbon production firm of lot of domestic and international, and they represent that this field nobody sets foot in, and does not have effective solution.In the world, each production firm is that the micro state that spends please cleaning service waste hot transfer carbon belt to be transported goods for sale economics of underdevelopment adds and buries, and producer no longer handles.All domestic waste plastic regenerations utilize enterprise not accept there is not treated waste hot transfer carbon belt.
Waste hot transfer carbon belt technical difficulty when handling is big.Carbon ribbon belongs to plastic membrane product, and the chemical property of this product is stable, can not decompose in 1,100 underground, burns with fire and can produce toxic gas, causes air contaminated, does not meet national requirements for environmental protection.
At the problems referred to above, the present invention proposes a kind of technology and is used to solve the harm that waste hot transfer carbon belt causes environment, technology proposed by the invention is with the preferred separation cleaning fluid of a kind of process, waste hot transfer carbon belt is carried out separating treatment, obtain different materials with certain use value, when solving environmental pollution problems, waste and old material is utilized once more, realize the requirement of recycling economy.
Summary of the invention
The object of the present invention is to provide a kind of separation cleaning fluid body, by this liquid waste hot transfer carbon belt is handled, various moietys on the waste hot transfer carbon belt are separated effectively, and guaranteed that the various material compositions that obtain have certain use value.
The present invention finds that by to the heat transfer printing carbon tape composition before using be transferred on the ticket paper after using and the composition that remains on the waste hot transfer carbon belt is analyzed chemical transformation does not all take place the front and back all the components, in brief, does not have new material to generate.
The present invention chooses one group of solvent as separation cleaning fluid, and separation cleaning fluid can be by a kind of solvent or multiple solvent composition, and the various components in the separation cleaning fluid at first must meet following condition:
1, the moiety of various components in the separation cleaning fluid and waste hot transfer carbon belt is that chemical reaction does not take place, even or generation chemical reaction, but after the various component separating of separation cleaning fluid and waste hot transfer carbon belt, this chemical reaction is a reversible, the various compositions of waste hot transfer carbon belt revert to original character again, or this new material is separable and has utility value;
2, separation cleaning fluid is can be isolating in addition with the various compositions of waste hot transfer carbon belt;
3, separation cleaning fluid can be separated the hot transfer printing composition and the polyester film matrix of carbon ribbon in the regular hour, and isolating efficient should be greater than the adhesive efficiency of hot transfer printing composition (mixture of carbon black and wax, resin) with polyester film.
4, the recyclable utilization of separation cleaning fluid is avoided polluting.
Based on mentioned above principle, the present invention chooses the main component of four kinds of organic solvents as separation cleaning fluid, these four kinds of compositions wherein three kinds can be not more than 4 halogenated alkane from carbon chain lengths, ketone, carboxylicesters and substituting group are not more than in 2 the aromatic hydrocarbon and select, wherein halogenated alkane comprises unsaturated halogenated alkane, the substituting group of aromatic hydrocarbon can be amino, carboxyl, carbonyl and alkyl, it act as the carbon dust stripper, a kind of composition is a low-carbon alcohol, it act as carbon dust that effective dispersion stripped down in solvent, prevent that simultaneously other three kinds of compositions and light from forming phosgene, blasts.
Separation cleaning fluid has following character:
1, the mean specific gravity of separation cleaning fluid is greater than the proportion of water, with the complete unmixing of water.
2, separation cleaning fluid can be with water-lute to prevent volatilization, and the wet concentration deionized water prevents to introduce other ions in sepn process, pollutes the purity of separated product.
3, chemical reaction does not take place in the various compositions of separation cleaning fluid and waste hot transfer carbon belt, does not have new material to generate.Separation cleaning fluid can make the various compositions of waste hot transfer carbon belt strip down from polyester film, and the efficient of peeling off reaches 100%.Various compositions from polyester film strips down were referred to as carbon dust before further handling.
4, separation cleaning fluid can be in polyester film and carbon dust respectively in the two-phase, and carbon dust and film are separated in advance.
5, separation cleaning fluid separates with carbon dust by the distillatory mode, and separation efficiency reaches 100%.
6, pass through fractionation by distillation in the carbon dust of separation cleaning fluid, do not contained impurity.
7, separation cleaning fluid can all reclaim again and use.
In sum, specific embodiments of the present invention is:
Consisting of of separation cleaning fluid
Get: trichloromethane 40---80 weight part
Methylene dichloride 10-20 weight part
Trieline 1-5 weight part
Ethanol 1-5 weight part
Main separation trichloromethane of the present invention is for separating cleaning solvent, trichloromethane not with the various composition generation chemical reactions of waste hot transfer carbon belt, do not destroy its structure, can effectively it be stripped down from polyester film surface simultaneously.Trichloromethane prevents that with being used for sealing solvent evaporates ground deionized water is insoluble fully, and proportion is 1.45 to be far longer than water, in separating cleaning process, is under the tight sealing of water, can not send.
The present invention chooses the secondary solvent of methylene dichloride as separation cleaning fluid, methylene dichloride to the various compositions of waste hot transfer carbon belt peel off effect and speed is better than trichloromethane, use methylene dichloride to make the secondary solvent of the separation cleaning fluid of the present invention's proposition, can improve and peel off effect and peeling rate, but, the methylene dichloride boiling point is lower than 46 ℃, volatilization is serious, reclaim complex process simultaneously, therefore, the present invention is elected to be secondary solvent with it, with the trichloromethane acting in conjunction, can improve separation efficiency, form azeotrope with trichloromethane again and avoided its low-boiling defective.
The present invention chooses the secondary solvent of trieline as separation cleaning fluid, and trieline has good dissolving ability to the wax in the waste hot transfer carbon belt.
The present invention chooses dispersion agent and the detonation suppressor of ethanol as separation cleaning fluid, condenses again in the carbon dust disaster area ionized water that ethanol can prevent to strip down effectively and hardens, and makes it be in flow state all the time, is convenient to overflow from separating device.Simultaneously, decompose the phosgene that trichloromethane forms, avoid explosion phenomenon to take place, according to partition law, dissolve with ethanol is in the mixed solution of trichloromethane, methylene dichloride and trieline.
Embodiment
Embodiment
Get: trichloromethane is 80% of a total solution weight
Methylene dichloride is 10% of a total solution weight
Trieline is 5% of a total solution weight
Ethanol is 5% of total solution weight.
Mix successively, join in the special-purpose cleaning equipment, waste hot transfer carbon belt enters in the separation cleaning fluid, be 2-3 second duration of contact, carbon dust on the waste hot transfer carbon belt strips down from polyester film, be dispersed in the separation cleaning fluid,, obtain the pure quiet film of transparent not carbonaceous powder polyester film ethanol rinsing.With the separation cleaning fluid distillation, obtain carbon dust.
Polyester film, the polyester material chemical property is stable after check separates, and is acidproof, alkaline-resisting, tensile strength height, unit elongation moderate.Polyester film after the separation can pass through granulation again, and the spray silk is made into long and short fiber, is used for the textile industry product, can make film and sheet material again, also can make Plastic Bottle and be used for paint manufacturing as resin.
Claims (1)
1. separation cleaning fluid that is used to handle waste hot transfer carbon belt, it is characterized in that this separation cleaning fluid is made up of four kinds of organic solvents, these four kinds of organic solvents are respectively trichloromethane, methylene dichloride, trieline and ethanol, and its proportion of composing is respectively 80%, 10%, 5% and 5% of solvent gross weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101113990A CN101328279B (en) | 2007-06-20 | 2007-06-20 | Separation cleaning fluid for processing waste hot transfer carbon belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101113990A CN101328279B (en) | 2007-06-20 | 2007-06-20 | Separation cleaning fluid for processing waste hot transfer carbon belt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101328279A CN101328279A (en) | 2008-12-24 |
| CN101328279B true CN101328279B (en) | 2010-12-22 |
Family
ID=40204306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101113990A Expired - Fee Related CN101328279B (en) | 2007-06-20 | 2007-06-20 | Separation cleaning fluid for processing waste hot transfer carbon belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101328279B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1059301A (en) * | 1991-07-23 | 1992-03-11 | 锦州市兴工机械厂 | A kind of bearing cleaning process and equipment thereof |
| CN1089647A (en) * | 1993-06-19 | 1994-07-20 | 河南省社会科学院科技实业开发公司 | Remove smeary detergent and production method thereof on the clothes |
| CN1124285A (en) * | 1995-11-23 | 1996-06-12 | 山东大学 | Cleaning agent for semiconductor industry |
-
2007
- 2007-06-20 CN CN2007101113990A patent/CN101328279B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1059301A (en) * | 1991-07-23 | 1992-03-11 | 锦州市兴工机械厂 | A kind of bearing cleaning process and equipment thereof |
| CN1089647A (en) * | 1993-06-19 | 1994-07-20 | 河南省社会科学院科技实业开发公司 | Remove smeary detergent and production method thereof on the clothes |
| CN1124285A (en) * | 1995-11-23 | 1996-06-12 | 山东大学 | Cleaning agent for semiconductor industry |
Non-Patent Citations (1)
| Title |
|---|
| JP昭59-114095A 1984.06.30 |
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| Publication number | Publication date |
|---|---|
| CN101328279A (en) | 2008-12-24 |
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Granted publication date: 20101222 Termination date: 20160620 |