CN107868856A - One kind electric insulation leather - Google Patents
One kind electric insulation leather Download PDFInfo
- Publication number
- CN107868856A CN107868856A CN201711250994.2A CN201711250994A CN107868856A CN 107868856 A CN107868856 A CN 107868856A CN 201711250994 A CN201711250994 A CN 201711250994A CN 107868856 A CN107868856 A CN 107868856A
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- CN
- China
- Prior art keywords
- minutes
- adds
- rotary
- leather
- rolling
- 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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Classifications
-
- 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
- C14C13/00—Manufacture of special kinds or leather, e.g. vellum
-
- 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
- C14C1/00—Chemical treatment prior to tanning
- C14C1/08—Deliming; Bating; Pickling; Degreasing
-
- 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
- C14C15/00—Apparatus for chemical treatment or washing of hides, skins, or leather
-
- 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
- C14C3/04—Mineral tanning
-
- 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
Abstract
One kind electric insulation leather, the preparation method of the leather comprises the following steps, and weighs, degreasing, neutralization, dyeing, stuffing, solid acid plus silicone oil, goes out drum, covers with paint, lacquer, colour wash, etc..Solve the performance of leather semiconductor well by the preparation method for the leather that insulated in the present invention, ensure the safety problem of special operation workers, and obtained leather is soft fine and smooth, tensile strength is high, good waterproof performance.
Description
Technical field
The present invention relates to leather technology field, and in particular to one kind electric insulation leather.
Background technology
For leather as the manufactured goods of Animal Skin, it has characteristic of semiconductor, therefore in peculiar working environment
It is lower conductive possibility, such as the place soaked to be present, once high-tension electricity passes through, it will gives people to damage until dead, this hair
It is bright to be intended to by solving the performance of leather semiconductor, so as to reach in particular circumstances, the safety problem of special operation workers.
The content of the invention
It is an object of the invention to provide a kind of full grain, light pruning, the manufacture method for rebuilding face vamp electric insulation leather.
Technical scheme is specially：
One kind electric insulation leather, the preparation method of the leather comprise the following steps,
（1）Weigh：Take wet blue to hold to be weighed；
（2）Degreasing：Wet blue is put into water temperature in 45 DEG C ± 3 DEG C of rotary drum, adds 0.8%~1.0% degreasing agent and 0.5% first
Acid, carry out washing and wash down, 60 minutes time；
（3）Neutralize：Wet blue is put into rotary drum at normal temperatures, adds water, 3.5% ammonium hydrogen carbonate and 3.5% sodium bicarbonate, rotation rolling
It is dynamic 90 minutes；
（4）Dyeing：Under normal temperature, wet blue is put into no rotating drum, 2% ammoniacal liquor is added, rotary rolling 10 minutes, adds 1%-4%
Dyestuff rotary rolling 70 minutes；
（5）Stuffing：Wet blue is put into rotary drum, adds water, 60 DEG C ± 5 DEG C is heated to, adds 0.8% fatting agent, rotary rolling
70 minutes, temperature must not be less than 55 DEG C in rotary drum；
（6）Gu acid：To step（5）Rotary drum in gradually add formic acid, add 0.5% formic acid for the first time, rotary rolling 15 minutes,
Add 1% formic acid, rotary rolling 15 minutes, be eventually adding 1% formic acid, rotary rolling 30 minutes, stop washing；
（7）Add silicone oil：Wet blue is put into rotary drum, adds normal-temperature water, adds 2%-3% polyethers water-soluble silicon oils, rotation rolling
It is dynamic 25 minutes, add 1% formic acid, rotary rolling 20 minutes；
（8）Go out drum：Left undisturbed overnight, drying, taut version at 50-80 DEG C, fall it is soft；
（9）Cover with paint, lacquer, colour wash, etc.：Cladding is covered with paint, lacquer, colour wash, etc., pressed.
Described percentage is aqueous ratio, step（2）Reclaimed water liquor ratio is 100%.
The step（3）Reclaimed water liquor ratio is 100%.
The step（5）Reclaimed water liquor ratio is 150%.
The step（7）Reclaimed water liquor ratio is 100%.
The step（3）Middle PH is 6.0-6.5.
The step（6）Middle PH is 3.5-4.0.
Solve the performance of leather semiconductor well by the preparation method for the leather that insulated in the present invention, ensure extraordinary make
The safety problem of industry personnel, and obtained leather is soft fine and smooth, tensile strength is high, good waterproof performance.
Embodiment
Embodiment 1
A kind of preparation method for being electrically insulated leather comprises the following steps,
Aqueous ratio：The amount of the water added in rotary drum and the ratio of wet blue amount.
（1）Weigh：Take wet blue to hold to be weighed.
（2）Degreasing：Wet blue is put into water temperature in 45 DEG C ± 3 DEG C of rotary drum, aqueous ratio is 100%, addition 0.8%~
1.0% degreasing agent and 0.5% formic acid, carry out washing and wash down, 60 minutes time.
Degreasing is process essential in process hides or fur manufacturing, is only removed to natural oil contained by pelt necessarily
It degree, can just make collagenous fibres loose, be smoothed out creating favorable conditions for each processes such as tannings below, reach finished leather
More satisfactory state, otherwise due to the water repellency of contained natural oil in dermatotome, the works such as tanning below, stuffing, dyeing, covering with paint will be made
Sequence is difficult to be smoothed out, and so as to cause finished leather feel stiff, surface greasy feeling is strong, and coating easily comes off slurry etc..
（3）Neutralize：Wet blue is put into rotary drum at normal temperatures, adds water, aqueous ratio is 100%, adds 3.5% bicarbonate
Ammonium and 3.5% sodium bicarbonate, rotary rolling 90 minutes, it is 6.0-6.5 to PH.
（4）Dyeing：Wet blue is put into no rotating drum under normal temperature, 2% ammoniacal liquor is added, rotary rolling 10 minutes, adds
1%-4% dyestuffs rotary rolling 70 minutes.
（5）Stuffing：Wet blue is put into rotary drum, adds water, aqueous ratio is 150%, is heated to 60 DEG C ± 5 DEG C, adds
0.8% fatting agent, rotary rolling 70 minutes, in rotary drum temperature must not be less than 55 DEG C, stuffing can make soft leather, plentiful, folding,
High resilience, improve tensile strength, water proofing property.
（6）Gu acid：To step（5）Rotary drum in gradually add formic acid, add 0.5% formic acid for the first time, rotary rolling 15 divides
Clock, adds 1% formic acid, rotary rolling 15 minutes, is eventually adding 1% formic acid, rotary rolling 30 minutes, is 3.5- to PH
4.0, stop washing.By gradually adding formic acid fully to incorporate cladding by formic acid, formic acid is pickling essential in leather tanning
Auxiliary agent, formic acid molecule is small, quick permeation, and has masking effect to Chrome Tanning Liquor, and the small grain of convergence is careful when making tanning.
（7）Add silicone oil：Wet blue is put into rotary drum, adds normal-temperature water, aqueous ratio is 100%, adds 2%-3% polyethers
Water-soluble silicon oil, polyethers water-soluble silicon oil mainly play insulating effect, rotary rolling 25 minutes, add 1% formic acid, be cladding
It is finer and smoother, rotary rolling 20 minutes.
（8）Go out drum：Left undisturbed overnight, drying, taut version at 50-80 DEG C, fall it is soft；
（9）Cover with paint, lacquer, colour wash, etc.：Cladding is covered with paint, lacquer, colour wash, etc., pressed.
Embodiment 2
A kind of preparation method for being electrically insulated leather comprises the following steps,
（1）Weigh：Take wet blue to hold to be weighed.
（2）Degreasing：Wet blue is put into water temperature in 42 DEG C of rotary drum, aqueous ratio be 100%, add 0.9% degreasing agent and
0.5% formic acid, carry out washing and wash down, 60 minutes time.
（3）Neutralize：Drop wet blue is put into rotary drum at normal temperatures, adds water, and aqueous ratio is 100%, adds 3.5% bicarbonate
Ammonium and 3.5% sodium bicarbonate, rotary rolling 90 minutes, it is 6.2 to PH.
（4）Dyeing：Under normal temperature, wet blue is put into no rotating drum, 2% ammoniacal liquor is added, rotary rolling 10 minutes, adds
1% dyestuff rotary rolling 70 minutes.
（5）Stuffing：Wet blue is put into rotary drum, adds water, aqueous ratio is 150%, is heated to 60 DEG C, adds 0.8% and adds
Fat agent, rotary rolling 70 minutes.
（6）Gu acid：To step（5）Rotary drum in gradually add formic acid, add 0.5% formic acid for the first time, rotary rolling 15 divides
Clock, adds 1% formic acid, rotary rolling 15 minutes, is eventually adding 1% formic acid, rotary rolling 30 minutes, is 3.5 to PH, stops
Sealing is washed.
（7）Add silicone oil：Wet blue is put into rotary drum, adds normal-temperature water, aqueous ratio is 100%, adds 2.5% polyethers water
Dissolubility silicone oil, rotary rolling 25 minutes, add 1% formic acid, rotary rolling 20 minutes.
（8）Go out drum：Dried at static 8 hours, 70 DEG C, taut version, fall it is soft.
（9）Cover with paint, lacquer, colour wash, etc.：Cladding is covered with paint, lacquer, colour wash, etc., pressed.
Embodiment 3
A kind of preparation method for being electrically insulated leather comprises the following steps,
（1）Weigh：Take wet blue to hold to be weighed.
（2）Degreasing：Wet blue is put into water temperature in 45 DEG C of rotary drum, aqueous ratio be 100%, add 0.8% degreasing agent and
0.5% formic acid, carry out washing and wash down, 60 minutes time.
（3）Neutralize：Drop wet blue is put into rotary drum at normal temperatures, adds water, and aqueous ratio is 100%, adds 3.5% bicarbonate
Ammonium and 3.5% sodium bicarbonate, rotary rolling 90 minutes, it is 6.4 to PH.
（4）Dyeing：Under normal temperature, wet blue is put into no rotating drum, 2% ammoniacal liquor is added, rotary rolling 10 minutes, adds
3% dyestuff rotary rolling 70 minutes.
（5）Stuffing：Wet blue is put into rotary drum, adds water, aqueous ratio is 150%, is heated to 65 DEG C, adds 0.8% and adds
Fat agent, rotary rolling 70 minutes.
（6）Gu acid：To step（5）Rotary drum in gradually add formic acid, add 0.5% formic acid for the first time, rotary rolling 15 divides
Clock, adds 1% formic acid, rotary rolling 15 minutes, is eventually adding 1% formic acid, rotary rolling 30 minutes, is 3.8 to PH, stops
Sealing is washed.
（7）Add silicone oil：Wet blue is put into rotary drum, adds normal-temperature water, aqueous ratio is 100%, and it is water-soluble to add 2% polyethers
Property silicone oil, rotary rolling 25 minutes, adds 1% formic acid, rotary rolling 20 minutes.
（8）Go out drum：Dried at static 10 hours, 60 DEG C, taut version, fall it is soft.
（9）Cover with paint, lacquer, colour wash, etc.：Cladding is covered with paint, lacquer, colour wash, etc., pressed.
Embodiment 4
A kind of preparation method for being electrically insulated leather comprises the following steps,
（1）Weigh：Take wet blue to hold to be weighed.
（2）Degreasing：Wet blue is put into water temperature in 48 DEG C of rotary drum, aqueous ratio be 100%, add 1.0% degreasing agent and
0.5% formic acid, carry out washing and wash down, 60 minutes time.
（3）Neutralize：Drop wet blue is put into rotary drum at normal temperatures, adds water, and aqueous ratio is 100%, adds 3.5% bicarbonate
Ammonium and 3.5% sodium bicarbonate, rotary rolling 90 minutes, it is 6.5 to PH.
（4）Dyeing：Under normal temperature, wet blue is put into no rotating drum, 2% ammoniacal liquor is added, rotary rolling 10 minutes, adds
2% dyestuff rotary rolling 70 minutes.
（5）Stuffing：Wet blue is put into rotary drum, adds water, aqueous ratio is 150%, is heated to 55 DEG C, adds 0.8% and adds
Fat agent, rotary rolling 70 minutes.
（6）Gu acid：To step（5）Rotary drum in gradually add formic acid, add 0.5% formic acid for the first time, rotary rolling 15 divides
Clock, adds 1% formic acid, rotary rolling 15 minutes, is eventually adding 1% formic acid, rotary rolling 30 minutes, is 4.0 to PH, stops
Sealing is washed.
（7）Add silicone oil：Wet blue is put into rotary drum, adds normal-temperature water, aqueous ratio is 100%, and it is water-soluble to add 3% polyethers
Property silicone oil, rotary rolling 25 minutes, adds 1% formic acid, rotary rolling 20 minutes.
（8）Go out drum：Dried at static 11 hours, 80 DEG C, taut version, fall it is soft.
（9）Cover with paint, lacquer, colour wash, etc.：Cladding is covered with paint, lacquer, colour wash, etc., pressed.
Embodiment 5
A kind of preparation method for being electrically insulated leather comprises the following steps,
（1）Weigh：Take wet blue to hold to be weighed.
（2）Degreasing：Wet blue is put into water temperature in 47 DEG C of rotary drum, aqueous ratio be 100%, add 1.0% degreasing agent and
0.5% formic acid, carry out washing and wash down, 60 minutes time.
（3）Neutralize：Drop wet blue is put into rotary drum at normal temperatures, adds water, and aqueous ratio is 100%, adds 3.5% bicarbonate
Ammonium and 3.5% sodium bicarbonate, rotary rolling 90 minutes, it is 6.0 to PH.
（4）Dyeing：Under normal temperature, wet blue is put into no rotating drum, 2% ammoniacal liquor is added, rotary rolling 10 minutes, adds
4% dyestuff rotary rolling 70 minutes.
（5）Stuffing：Wet blue is put into rotary drum, adds water, aqueous ratio is 150%, is heated to 62 DEG C, adds 0.8% and adds
Fat agent, rotary rolling 70 minutes.
（6）Gu acid：To step（5）Rotary drum in gradually add formic acid, add 0.5% formic acid for the first time, rotary rolling 15 divides
Clock, adds 1% formic acid, rotary rolling 15 minutes, is eventually adding 1% formic acid, rotary rolling 30 minutes, is 4.0 to PH, stops
Sealing is washed.
（7）Add silicone oil：Wet blue is put into rotary drum, adds normal-temperature water, aqueous ratio is 100%, and it is water-soluble to add 3% polyethers
Property silicone oil, rotary rolling 25 minutes, adds 1% formic acid, rotary rolling 20 minutes.
（8）Go out drum：Dried at static 12 hours, 50 DEG C, taut version, fall it is soft.
（9）Cover with paint, lacquer, colour wash, etc.：Cladding is covered with paint, lacquer, colour wash, etc., pressed.
Above-described is only the preferred embodiment of the present invention, it is noted that for those skilled in the art,
Under the premise of general idea of the present invention is not departed from, some changes and improvements can also be made, these should also be considered as the present invention's
Protection domain.
Claims (7)
1. one kind electric insulation leather, it is characterised in that：The preparation method of the leather comprises the following steps,
（1）Weigh：Wet blue is taken to be weighed；
（2）Degreasing：Wet blue is put into water temperature in 45 DEG C ± 3 DEG C of rotary drum, adds 0.8%~1.0% degreasing agent and 0.5% first
Acid, carry out washing and wash down, 60 minutes time；
（3）Neutralize：Wet blue is put into rotary drum at normal temperatures, adds water, 3.5% ammonium hydrogen carbonate and 3.5% sodium bicarbonate, rotation rolling
It is dynamic 90 minutes；
（4）Dyeing：Under normal temperature, wet blue is put into no rotating drum, 2% ammoniacal liquor is added, rotary rolling 10 minutes, adds 1%-4%
Dyestuff rotary rolling 70 minutes；
（5）Stuffing：Wet blue is put into rotary drum, adds water, 60 DEG C ± 5 DEG C is heated to, adds 0.8% fatting agent, rotary rolling
70 minutes, temperature must not be less than 55 DEG C in rotary drum；
（6）Gu acid：To step（5）Rotary drum in gradually add formic acid, add 0.5% formic acid for the first time, rotary rolling 15 minutes,
Add 1% formic acid, rotary rolling 15 minutes, be eventually adding 1% formic acid, rotary rolling 30 minutes, stop washing；
（7）Add silicone oil：Wet blue is put into rotary drum, adds normal-temperature water, adds 2%-3% polyethers water-soluble silicon oils, rotation rolling
It is dynamic 25 minutes, add 1% formic acid, rotary rolling 20 minutes；
（8）Go out drum：Left undisturbed overnight, drying, taut version at 50-80 DEG C, fall it is soft；
（9）Cover with paint, lacquer, colour wash, etc.：Cladding is covered with paint, lacquer, colour wash, etc., pressed.
2. electric insulation leather as claimed in claim 1, it is characterised in that：Described percentage is aqueous ratio, step（2）In
Aqueous ratio is 100%.
3. electric insulation leather as claimed in claim 1, it is characterised in that：The step（3）Reclaimed water liquor ratio is 100%.
4. electric insulation leather as claimed in claim 1, it is characterised in that：The step（5）Reclaimed water liquor ratio is 150%.
5. electric insulation leather as claimed in claim 1, it is characterised in that：The step（7）Reclaimed water liquor ratio is 100%.
6. electric insulation leather as claimed in claim 1, it is characterised in that：The step（3）Middle PH is 6.0-6.5.
7. electric insulation leather as claimed in claim 1, it is characterised in that：The step（6）Middle PH is 3.5-4.0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711250994.2A CN107868856A (en) | 2017-12-01 | 2017-12-01 | One kind electric insulation leather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711250994.2A CN107868856A (en) | 2017-12-01 | 2017-12-01 | One kind electric insulation leather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107868856A true CN107868856A (en) | 2018-04-03 |
Family
ID=61755043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711250994.2A Pending CN107868856A (en) | 2017-12-01 | 2017-12-01 | One kind electric insulation leather |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107868856A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492057A (en) * | 2003-09-23 | 2004-04-28 | 杭州水乡渔业有限公司 | Tanning method for fish skin and after finishing method for fish skin leather |
| CN102943138A (en) * | 2012-09-25 | 2013-02-27 | 兴业皮革科技股份有限公司 | Manufacturing method of highly tear resistant ultrathin boot leather |
| CN105886678A (en) * | 2016-06-24 | 2016-08-24 | 广州荔湖皮革有限公司 | Production process for odor-resistant antibacterial leather |
-
2017
- 2017-12-01 CN CN201711250994.2A patent/CN107868856A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492057A (en) * | 2003-09-23 | 2004-04-28 | 杭州水乡渔业有限公司 | Tanning method for fish skin and after finishing method for fish skin leather |
| CN102943138A (en) * | 2012-09-25 | 2013-02-27 | 兴业皮革科技股份有限公司 | Manufacturing method of highly tear resistant ultrathin boot leather |
| CN105886678A (en) * | 2016-06-24 | 2016-08-24 | 广州荔湖皮革有限公司 | Production process for odor-resistant antibacterial leather |
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| 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: 20180403 |