CN106631913A - Novel gloss oil-resistant synthetic fatliquoring agent and preparation method thereof - Google Patents
Novel gloss oil-resistant synthetic fatliquoring agent and preparation method thereof Download PDFInfo
- Publication number
- CN106631913A CN106631913A CN201611020896.5A CN201611020896A CN106631913A CN 106631913 A CN106631913 A CN 106631913A CN 201611020896 A CN201611020896 A CN 201611020896A CN 106631913 A CN106631913 A CN 106631913A
- Authority
- CN
- China
- Prior art keywords
- gloss oil
- resistance
- new synthetic
- synthetic fat
- fat liquor
- 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
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/32—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of salts of sulfonic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- 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
- C14C9/00—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes
- C14C9/02—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes using fatty or oily materials, e.g. fat liquoring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention belongs to the technical field of leather processing, and in particular relates to a novel gloss oil-resistant synthetic fatliquoring agent and a preparation method thereof. The novel gloss oil-resistant synthetic fatliquoring agent is prepared by the following steps: by taking PEG (polyethylene glycol) fatty acid monoester, maleic anhydride and a sulfitating agent as raw materials, carrying out an esterification reaction and a sulfitation reaction, thereby obtaining the novel gloss oil-resistant synthetic fatliquoring agent. The novel gloss oil-resistant synthetic fatliquoring agent prepared by the invention has the appearance of reddish brown transparent liquid and has high storage stability, and the 1:9 emulsion is not layered within 24 hours. The novel gloss oil-resistant synthetic fatliquoring agent prepared by the invention can endow crust leather with high softness and light resistance and is suitable for production of light color leather and white leather.
Description
Technical field
The present invention relates to leather greasing technique field, particularly a kind of new synthetic fat liquor of resistance to gloss oil and preparation method.
Background technology
Leather fat is one of indispensable Leather Chemicals in modern tanning production.By acting on leather glue
Fibrillation, leather fat is lubricated collagenous fibres, gives crust leather corresponding elasticity, toughness, fullness, compactibility etc. excellent
Good physical and mechanical properties.In recent years, with growth in the living standard, common fatting agent can not meet the demand of people, have
The fatting agent of specific function is gradually subject to people's attention.
The specific function of fatting agent mainly includes that low fogging, water proofing property, draining the oil property, anti-chemical contaminative and color inhibition are steady
It is qualitative etc..Wherein, fatting agent has preferable color inhibition stability, be used as the glove leather of white and light color, upper leather and
The stuffing material of the high-grade leather such as automobile cushion leather, increased the surcharge of leather.For example, the GLH of Baume company have compared with
Acid-resistant stability well, resistance to chromium stability and light fastness stability, can give crust leather higher color inhibition grade, deep by domestic leather
The pro-gaze of factory.The synthetic fat liquor of resistance to the gloss oil SF and NF of German Sima company has excellent light resistance, in leather sector
It is widely used.
At present, the fatting agent of resistance to gloss oil of foreign outstanding is welcome by domestic and international process hides client deeply, but expensive.However,
The development of the domestic fatting agent of resistance to gloss oil is started late, relatively blank, and the market competitiveness is poor.So, research and development are new resistance to
Gloss oil synthetic fat liquor and application seem very urgently with it is important.
The content of the invention
For this purpose, a kind of the invention provides new synthetic fat liquor of resistance to gloss oil and preparation method thereof.The resistance to gloss oil synthesis adds
Fat agent preparation process is simple, with preferably emulsification permeability, can give the preferable pliability of crust leather and light resistance.
The present invention is achieved through the following technical solutions：A kind of new synthetic fat liquor of resistance to gloss oil, it is characterised in that：Should
The molecular structure of active ingredient illustrates formula as follows in the new synthetic fat liquor of resistance to gloss oil：
Wherein：R is CH3(CH2)10Or CH3(CH2)16
N=3.5～4.5 or 8～9
The preparation method of the new synthetic fat liquor of resistance to gloss oil of the present invention, comprises the following steps：
(1) esterification：PEG fatty-acid monoesters are added in reactor, 60 DEG C are warming up to, agitator stirring is started, Malaysia is taken
Acid anhydrides is added in three batches in reactor, 60 DEG C～70 DEG C of temperature control, and PEG fatty-acid monoesters are 1 with the mol ratio of maleic anhydride:(1.0
～1.1), after maleic anhydride is added, 70 DEG C～90 DEG C are warming up to, insulation reaction 2～6 hours；
(2) sulfited reaction：When being cooled to 40 DEG C, take appropriate amounts of ammonia water droplet and add in reactor, regulation system pH=6.0～
7.0, take sulfitating agent and be made into the aqueous solution, at the uniform velocity it is added dropwise in reactor, 70 DEG C of temperature control ＜, maleic anhydride and sulfitating agent
Mol ratio be 1:(0.5～1.0), is warming up to 70 DEG C～80 DEG C after adding, after system is transparent, insulation reaction 2～6 hours,
After the completion of reaction, less than 50 DEG C are cooled to, obtain the new synthetic fat liquor of resistance to gloss oil.
The preparation method of the new synthetic fat liquor of resistance to gloss oil of the present invention, the PEG fatty-acid monoesters in step (1) are poly- second
Glycol fatty-acid monoester.
The preparation method of the new synthetic fat liquor of resistance to gloss oil of the present invention, the PEG fatty-acid monoesters in step (1) are
PEG200 lauric acid monoesters, the lauric acid monoesters of PEG 400, one kind of the stearate monoesters of PEG 400.
The preparation method of the new synthetic fat liquor of resistance to gloss oil of the present invention, the sulfitating agent in step (2) is burnt sulfurous
One kind of sour sodium, sodium hydrogensulfite.
The chemical reaction mechanism of the present invention is as follows：(in sulfited reaction, it is by sulfiting reagent of sodium pyrosulfite
Example)
The first step：Esterification
Second step：Sulfited reaction
Wherein:R is CH3(CH2)10Or CH3(CH2)16
N=3.5～4.5 or 8～9
The invention has the beneficial effects as follows：The synthetic fat liquor of resistance to gloss oil outward appearance prepared by the present invention is rufous transparency liquid,
1:9 emulsions 24 hours are not stratified, with preferable bin stability.The synthetic fat liquor of resistance to gloss oil prepared by the present invention can give base
Preferable pliability and light resistance are removed from office, is suitable for the production of light color leather and white leather.Meanwhile, raw material of the present invention is easy to get, prepares
Process is simple, is especially suitable for big production conversion.
Specific embodiment
With reference to specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited in
Embodiment.Those skilled in the art is made in the case of without prejudice to spirit and scope of the present invention other change with
Modification, is included within the scope of the present invention.
Embodiment 1：
(1) 240g PEG (400) lauric acid monoester is added in 1000mL there-necked flasks, is warming up to 60 DEG C, open agitator stirring, taken
40.4g maleic anhydrides are added in three batches in reactor, 60 DEG C～70 DEG C of temperature control, after maleic anhydride is added, are warming up to 75 DEG C, insulation
Reaction 2 hours；
(2) when being cooled to 40 DEG C, take 34g ammoniacal liquor and be added dropwise in reactor, regulation system pH=6.0～7.0 take 39g Jiao's sulfurous
Sour sodium is dissolved in 79.24g water and is made into the aqueous solution, is at the uniform velocity added dropwise in reactor, and 70 DEG C of temperature control ＜ is warming up to 80 DEG C after adding,
After system is transparent, insulation reaction 4 hours after the completion of reaction, is cooled to less than 50 DEG C, obtains the new synthetic fat liquor of resistance to gloss oil.
Embodiment 2：
(1) 240g PEG (400) lauric acid monoester is added in 1000mL there-necked flasks, is warming up to 60 DEG C, open agitator stirring, taken
40.4g maleic anhydrides are added in three batches in reactor, 60 DEG C～70 DEG C of temperature control, after maleic anhydride is added, are warming up to 90 DEG C, insulation
Reaction 4 hours；
(2) when being cooled to 40 DEG C, take 34g ammoniacal liquor and be added dropwise in reactor, regulation system pH=6.0～7.0 take 39g Jiao's sulfurous
Sour sodium is dissolved in 79.2g water and is made into the aqueous solution, is at the uniform velocity added dropwise in reactor, and 70 DEG C of temperature control ＜ is warming up to 80 DEG C after adding, treat
After system is transparent, insulation reaction 4 hours after the completion of reaction, is cooled to less than 50 DEG C, obtains the new synthetic fat liquor of resistance to gloss oil.
Embodiment 3：
(1) 240g PEG (200) lauric acid monoester is added in 1000mL there-necked flasks, is warming up to 60 DEG C, open agitator stirring, taken
61.6g maleic anhydrides are added in three batches in reactor, 60 DEG C～70 DEG C of temperature control, after maleic anhydride is added, are warming up to 80 DEG C, insulation
Reaction 3 hours；
(2) when being cooled to 40 DEG C, take 55.7g ammoniacal liquor and be added dropwise in reactor, regulation system pH=6.0～7.0 take 59.5g burnt
Sodium sulfite is dissolved in 120g water and is made into the aqueous solution, is at the uniform velocity added dropwise in reactor, and 70 DEG C of temperature control ＜ is warming up to 80 after adding
DEG C, after system is transparent, insulation reaction 4 hours after the completion of reaction, is cooled to less than 50 DEG C, obtains new resistance to gloss oil and synthesizes stuffing
Agent.
Technique for applying：In taking the blue wet skin input rotary drum of the ox head layer after retanning, neutralization, put into blue wet tare weight amount than 1%～
2% dyestuff, 5%～10% new synthetic fat liquor of resistance to gloss oil, rotate 60 minutes, are subsequently adding blue wet tare weight amount than 1%～2%
Formic acid adjust pH to 3.8～4.0, wash out drum.As a result show, Jing the new synthetic fat liquor of resistance to gloss oil process after, crust leather it is soft
Softness is significantly lifted, and rating for light fastness reaches more than 4 grades.In sum, the new synthetic fat liquor of resistance to gloss oil of the invention
With preferably making soft and light fastness stability.
Claims (5)
1. a kind of new synthetic fat liquor of resistance to gloss oil, it is characterised in that：Active ingredient in the new synthetic fat liquor of resistance to gloss oil
Molecular structure illustrates formula as follows：
Wherein：R is CH3(CH2)10Or CH3(CH2)16
N=3.5～4.5 or 8～9.
2. the preparation method of the new synthetic fat liquor of resistance to gloss oil according to claim 1, it is characterised in that：Including following step
Suddenly：
(1) esterification：PEG fatty-acid monoesters are added in reactor, 60 DEG C are warming up to, agitator stirring is started, Malaysia is taken
Acid anhydrides is added in three batches in reactor, 60 DEG C～70 DEG C of temperature control, and PEG fatty-acid monoesters are 1 with the mol ratio of maleic anhydride:(1.0
～1.1), after maleic anhydride is added, 70 DEG C～90 DEG C are warming up to, insulation reaction 2～6 hours；
(2) sulfited reaction：When being cooled to 40 DEG C, take appropriate amounts of ammonia water droplet and add in reactor, regulation system pH=6.0～
7.0, take sulfitating agent and be made into the aqueous solution, at the uniform velocity it is added dropwise in reactor, 70 DEG C of temperature control ＜, maleic anhydride and sulfitating agent
Mol ratio be 1:(0.5～1.0), is warming up to 70 DEG C～80 DEG C after adding, after system is transparent, insulation reaction 2～6 hours,
After the completion of reaction, less than 50 DEG C are cooled to, obtain the new synthetic fat liquor of resistance to gloss oil.
3. the preparation method of the new synthetic fat liquor of resistance to gloss oil according to claim 2, it is characterised in that：In step (1)
PEG fatty-acid monoesters be polyethylene glycol fatty acid monoesters.
4. the preparation method of the new synthetic fat liquor of resistance to gloss oil according to claim 2, it is characterised in that：In step (1)
PEG fatty-acid monoesters be the lauric acid monoesters of PEG 200, the lauric acid monoesters of PEG 400, one kind of the stearate monoesters of PEG 400.
5. the preparation method of the new synthetic fat liquor of resistance to gloss oil according to claim 2, it is characterised in that：In step (2)
Sulfitating agent be sodium pyrosulfite, sodium hydrogensulfite one kind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611020896.5A CN106631913A (en) | 2016-11-15 | 2016-11-15 | Novel gloss oil-resistant synthetic fatliquoring agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611020896.5A CN106631913A (en) | 2016-11-15 | 2016-11-15 | Novel gloss oil-resistant synthetic fatliquoring agent and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106631913A true CN106631913A (en) | 2017-05-10 |
Family
ID=58808052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611020896.5A Pending CN106631913A (en) | 2016-11-15 | 2016-11-15 | Novel gloss oil-resistant synthetic fatliquoring agent and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106631913A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2652348A (en) * | 1950-07-21 | 1953-09-15 | American Cyanamid Co | Antistatic treatment of shaped articles comprising a vinyl resin and treated articles |
| CN101830834A (en) * | 2010-05-15 | 2010-09-15 | 甘肃宏良皮业股份有限公司 | Preparation method of sulfited fatty acid ester leather fatliquoring agent |
-
2016
- 2016-11-15 CN CN201611020896.5A patent/CN106631913A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2652348A (en) * | 1950-07-21 | 1953-09-15 | American Cyanamid Co | Antistatic treatment of shaped articles comprising a vinyl resin and treated articles |
| CN101830834A (en) * | 2010-05-15 | 2010-09-15 | 甘肃宏良皮业股份有限公司 | Preparation method of sulfited fatty acid ester leather fatliquoring agent |
Non-Patent Citations (4)
| Title |
|---|
| 刘显奎等: ""用油酸和乙二醇酯化合成加脂剂的研究"", 《中国皮革》 * |
| 吕生华: ""亚硫酸化油酸顺丁烯二酸聚乙二醇双酯的合成及应用"", 《西部皮革》 * |
| 吕生华: ""加脂剂FP-II的合成及应用研究"", 《皮革科学与工程》 * |
| 吕生华等: ""亚硫酸化加脂剂FP-I的合成及应用"", 《皮革化工》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104962667B (en) | A kind of quickly pure vegetable tanning cow hide production technology | |
| CN101629218B (en) | Water-soluble self-emulsifying coupled modified silicone oil composite and application in pickling, tanning and dyeing of leather making | |
| CN103290148A (en) | Process for making goat denim line simulated upper leather | |
| CN105800996B (en) | A kind of method that utilization waste wool keratin prepares cement blowing agent | |
| CN106191339A (en) | Silane tanning dyeing retanning silica gel plain weave fills method for leather-making | |
| CN102703623A (en) | Novel greasing agent for synthetic leather and preparation method for novel greasing agent | |
| TWI400380B (en) | Method for reactive dyeing of leather | |
| CN104357595A (en) | Leather greasing agent endowing leather with function of shielding ultraviolet ray and preparation method thereof | |
| CN108342525A (en) | A kind of modified silicon oil leather fat | |
| CN105648125A (en) | Preparation method of polyhydroxyl-modified soybean phosphatide fatliquoring agent | |
| CN101781688B (en) | Fur tanning agent and preparation and application thereof | |
| US2276314A (en) | Tanning | |
| CN112376297B (en) | Waterproof agent, dyeing agent and environment-friendly dyeing process for chrome-free tanned sheep-cut napped leather | |
| CN101603102A (en) | A kind of preparation method of composite water-proof leather fat-liquoring agent | |
| CN106631913A (en) | Novel gloss oil-resistant synthetic fatliquoring agent and preparation method thereof | |
| CN104313205A (en) | Succinate sulfonated C16-C18 alcohol surfactant and preparation method thereof | |
| CN101705314B (en) | Plant biomass-metal in-situ leather combining-tanning method | |
| CN117187446A (en) | Hypha fiber skin and preparation method thereof | |
| CN104087688A (en) | Modified rice dialdehyde starch retanning filler for leather and preparation method of filler | |
| CN103980304B (en) | A kind of chrome-free tanning agent and preparation method thereof | |
| CN102747171A (en) | Wet processing method of waterproof shoe upper leather | |
| CN101948714A (en) | Method for preparing cation synthetic sperm oil fat liquor | |
| CN105543425A (en) | Preparation process of chrome tanning-free goat skin clothing leather | |
| CN109576417B (en) | Amino retanning fatliquor and preparation method thereof | |
| CN106399600A (en) | Novel synthetic fatliquor and preparation method thereof |
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: 20170510 |