CN108236901A - The process units that auxiliary chemicals syntans 7 - Google Patents
The process units that auxiliary chemicals syntans 7 Download PDFInfo
- Publication number
- CN108236901A CN108236901A CN201710992549.7A CN201710992549A CN108236901A CN 108236901 A CN108236901 A CN 108236901A CN 201710992549 A CN201710992549 A CN 201710992549A CN 108236901 A CN108236901 A CN 108236901A
- Authority
- CN
- China
- Prior art keywords
- storage tank
- condensation kettle
- process units
- syntans
- auxiliary chemicals
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C3/00—Tanning; Compositions for tanning
- C14C3/02—Chemical tanning
- C14C3/08—Chemical tanning by organic agents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Catching Or Destruction (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The process units that auxiliary chemicals syntans 7, mainly includes：Storage tank 1 (F101), storage tank 2 (F102), storage tank 3 (F103), storage tank 4 (F104), condensation kettle (D101), condenser (C101), the connection relation between each component part of process units are：Storage tank 1 (F101) is connected with condensation kettle (D101), storage tank 2 (F102) is connected with condensation kettle (D101), storage tank 3 (F103) is connected with condensation kettle (D101), storage tank 4 (F104) is connected with condensation kettle (D101), condenser (C101) is connected with condensation kettle (D101), wherein, 2.6 2.7m of storage tank 1 (F101) nominal volume3。
Description
Technical field
The present invention relates to compound synthesis device more particularly to the process units of auxiliary chemicals syntans 7.
Background technology
Syntans 7 is used as auxiliary chemicals, soluble easily in water, has good diffusivity and permeability, syntans 7
It is mainly used for the Combined tanning of light leather and heavy leather, when with other tanning agent Combined tannings, should be used separately, in order to avoid influence color and luster.Synthesis
Tanning agent 7 can also be used as leather chemicals, tanning agent and retanning agent.Existing process units is mostly more complicated, syntans 7
Number as auxiliary chemicals, for process units quality for improving product quality, reducing by-products content has Important Economic meaning.
Invention content
The purpose of the present invention is to provide the auxiliary chemicals syntans process units of No. 7, mainly include：Storage tank 1
(F101), storage tank 2 (F102), storage tank 3 (F103), storage tank 4 (F104), condensation kettle (D101), condenser (C101), process units
Connection relation between each component part is：Storage tank 1 (F101) is connected with condensation kettle (D101), storage tank 2 (F102) and contracting
It closes kettle (D101) to be connected, storage tank 3 (F103) is connected with condensation kettle (D101), storage tank 4 (F104) and condensation kettle (D101) phase
Connection, condenser (C101) are connected with condensation kettle (D101), wherein, (F101) nominal volume of storage tank 1 2.6-2.7m3, storage tank 2
(F102) barrel diameter 720-760mm, condensation kettle (D101) chuck capacity 310-330L.
The process units that auxiliary chemicals syntans 7, production procedure are：Phenol is added in condensation kettle D101, heating
Melting starts that formalin 190kg is added dropwise under stiring in 50-55 DEG C, controls and be added dropwise in 30-50min.It is warming up to
70~75 DEG C, the reaction was continued 1-2h, dehydration is vacuumized after reaction.Dehydration is finished, and stops decompression, and acetic acid is added dropwise at 50-53 DEG C,
Drop is cooled to 30-34 DEG C after finishing, and starts that sulfuric acid, oleum is added dropwise, and drop reacts 70-90min after finishing, and then sampling is surveyed water-soluble
Property, if completely soluble proof sulfonating reaction is completed, it is product that spent pulping liquor is added, which to be diluted to required content,.Advantage of the present invention
It is：Reduce reaction intermediate link, reduce reaction temperature and reaction time, improve reaction yield.
Description of the drawings
Fig. 1 is the process units of auxiliary chemicals syntans 7, is mainly included：Storage tank 1 (F101), storage tank 2 (F102),
Storage tank 3 (F103), storage tank 4 (F104), condensation kettle (D101), condenser (C101).
Specific embodiment
With reference to specific implementation example, the invention will be further described：
Example 1：
Raw materials for production and dosage
The process units that auxiliary chemicals syntans 7, mainly includes：Storage tank 1 (F101), storage tank 2 (F102), storage tank 3
(F103), storage tank 4 (F104), condensation kettle (D101), condenser (C101), the connection between each component part of process units are closed
It is to be：Storage tank 1 (F101) is connected with condensation kettle (D101), and storage tank 2 (F102) is connected with condensation kettle (D101), storage tank 3
(F103) it is connected with condensation kettle (D101), storage tank 4 (F104) is connected with condensation kettle (D101), condenser (C101) and condensation
Kettle (D101) is connected, wherein, (F101) nominal volume of storage tank 1 2.6m3, storage tank 2 (F102) barrel diameter 720mm, condensation kettle
(D101) chuck capacity 310L.
The process units that auxiliary chemicals syntans 7, production procedure are：Phenol is added in condensation kettle D101, heating
Melting starts that formalin 190kg is added dropwise under stiring in 50 DEG C, controls and be added dropwise in 30min.70 DEG C are warming up to,
The reaction was continued 1h, vacuumizes dehydration after reaction.Dehydration is finished, and stops decompression, and acetic acid is added dropwise at 50 DEG C, and drop is cooled to 30 after finishing
DEG C, start that sulfuric acid, oleum is added dropwise, drop reacts 70min after finishing, and then sampling is surveyed water-soluble, if completely soluble proof
Sulfonating reaction is completed, and it is product that spent pulping liquor is added, which to be diluted to required content,.
Product quality
| Appearance | Brown liquid | Solid content | >=81% |
| pH | 3.1 | Dissolubility | It is soluble easily in water |
| Tannin | >=36% |
Example 2：
Raw materials for production and dosage
The process units that auxiliary chemicals syntans 7, mainly includes：Storage tank 1 (F101), storage tank 2 (F102), storage tank 3
(F103), storage tank 4 (F104), condensation kettle (D101), condenser (C101), the connection between each component part of process units are closed
It is to be：Storage tank 1 (F101) is connected with condensation kettle (D101), and storage tank 2 (F102) is connected with condensation kettle (D101), storage tank 3
(F103) it is connected with condensation kettle (D101), storage tank 4 (F104) is connected with condensation kettle (D101), condenser (C101) and condensation
Kettle (D101) is connected, wherein, (F101) nominal volume of storage tank 1 2.7m3, storage tank 2 (F102) barrel diameter 760mm, condensation kettle
(D101) chuck capacity 330L.
The process units that auxiliary chemicals syntans 7, production procedure are：Phenol is added in condensation kettle D101, heating
Melting starts that formalin 190kg is added dropwise under stiring in 55 DEG C, controls and be added dropwise in 50min.75 DEG C are warming up to,
The reaction was continued 2h, vacuumizes dehydration after reaction.Dehydration is finished, and stops decompression, and acetic acid is added dropwise at 53 DEG C, and drop is cooled to 34 after finishing
DEG C, start that sulfuric acid, oleum is added dropwise, drop reacts 90min after finishing, and then sampling is surveyed water-soluble, if completely soluble proof
Sulfonating reaction is completed, and it is product that spent pulping liquor is added, which to be diluted to required content,.
Product quality
| Appearance | Brown liquid | Solid content | >=83% |
| pH | 3.3 | Dissolubility | It is soluble easily in water |
| Tannin | >=38% |
It described in above example, is merely preferred embodiments of the present invention, but protection scope of the present invention not office
Be limited to this, any one skilled in the art in the technical scope disclosed by the present invention, the technique according to the invention
Scheme and its inventive concept are subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (3)
1. the process units that auxiliary chemicals syntans 7, which is characterized in that mainly include：Storage tank 1 (F101), storage tank 2
(F102), storage tank 3 (F103), storage tank 4 (F104), condensation kettle (D101), condenser (C101), each component part of process units
Between connection relation be：Storage tank 1 (F101) is connected with condensation kettle (D101), storage tank 2 (F102) and condensation kettle (D101) phase
Connection, storage tank 3 (F103) are connected with condensation kettle (D101), and storage tank 4 (F104) is connected with condensation kettle (D101), condenser
(C101) it is connected with condensation kettle (D101), wherein, (F101) nominal volume of storage tank 1 2.6-2.7m3。
2. the process units of auxiliary chemicals syntans 7 according to claim 1, which is characterized in that the storage tank 2
(F102) barrel diameter 720-760mm.
3. the process units of auxiliary chemicals syntans 7 according to claim 1, which is characterized in that the condensation kettle
(D101) chuck capacity 310-330L.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992549.7A CN108236901A (en) | 2017-10-24 | 2017-10-24 | The process units that auxiliary chemicals syntans 7 |
| GBGB1721260.6A GB201721260D0 (en) | 2017-10-24 | 2017-12-19 | Chemical additive synthetic tanning agent No.7 production plant |
| AU2018101433A AU2018101433A4 (en) | 2017-10-24 | 2018-09-23 | Chemical additive synthetic tanning agent No.7 production plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992549.7A CN108236901A (en) | 2017-10-24 | 2017-10-24 | The process units that auxiliary chemicals syntans 7 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108236901A true CN108236901A (en) | 2018-07-03 |
Family
ID=61009005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710992549.7A Withdrawn CN108236901A (en) | 2017-10-24 | 2017-10-24 | The process units that auxiliary chemicals syntans 7 |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN108236901A (en) |
| AU (1) | AU2018101433A4 (en) |
| GB (1) | GB201721260D0 (en) |
-
2017
- 2017-10-24 CN CN201710992549.7A patent/CN108236901A/en not_active Withdrawn
- 2017-12-19 GB GBGB1721260.6A patent/GB201721260D0/en not_active Ceased
-
2018
- 2018-09-23 AU AU2018101433A patent/AU2018101433A4/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| GB201721260D0 (en) | 2018-01-31 |
| AU2018101433A4 (en) | 2018-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180703 |