CN106521048B - The fur leather integrated dyeing of lamb - Google Patents
The fur leather integrated dyeing of lamb Download PDFInfo
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- CN106521048B CN106521048B CN201610956062.9A CN201610956062A CN106521048B CN 106521048 B CN106521048 B CN 106521048B CN 201610956062 A CN201610956062 A CN 201610956062A CN 106521048 B CN106521048 B CN 106521048B
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- leather
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- 239000010985 leather Substances 0.000 title claims abstract description 74
- 235000019687 Lamb Nutrition 0.000 title claims abstract description 23
- 238000004043 dyeing Methods 0.000 title claims abstract description 21
- 210000004209 hair Anatomy 0.000 claims abstract description 55
- 239000002994 raw material Substances 0.000 claims abstract description 28
- 238000005238 degreasing Methods 0.000 claims abstract description 26
- 238000005554 pickling Methods 0.000 claims abstract description 23
- 238000007654 immersion Methods 0.000 claims abstract description 22
- 238000005406 washing Methods 0.000 claims abstract description 17
- 239000002253 acid Substances 0.000 claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 12
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000005108 dry cleaning Methods 0.000 claims abstract description 9
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 9
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 6
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 6
- 238000001238 wet grinding Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 52
- 150000003839 salts Chemical class 0.000 claims description 32
- 239000000975 dye Substances 0.000 claims description 28
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 24
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 24
- 239000003795 chemical substances by application Substances 0.000 claims description 23
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 16
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 12
- 235000019253 formic acid Nutrition 0.000 claims description 12
- 210000002268 wool Anatomy 0.000 claims description 12
- 238000000227 grinding Methods 0.000 claims description 10
- 238000005237 degreasing agent Methods 0.000 claims description 8
- 239000013527 degreasing agent Substances 0.000 claims description 8
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 8
- 235000017550 sodium carbonate Nutrition 0.000 claims description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 4
- 239000004902 Softening Agent Substances 0.000 claims description 4
- 239000000908 ammonium hydroxide Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 235000013372 meat Nutrition 0.000 claims description 4
- 239000008267 milk Substances 0.000 claims description 4
- 210000004080 milk Anatomy 0.000 claims description 4
- 235000013336 milk Nutrition 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- WZUKKIPWIPZMAS-UHFFFAOYSA-K Ammonium alum Chemical compound [NH4+].O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O WZUKKIPWIPZMAS-UHFFFAOYSA-K 0.000 abstract description 2
- 230000011218 segmentation Effects 0.000 abstract description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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
- C14C1/00—Chemical treatment prior to 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
- 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
- C14C3/00—Tanning; Compositions for tanning
- C14C3/02—Chemical tanning
- C14C3/28—Multi-step processes
-
- 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
- C14C3/30—Chemical tanning using physical means combined with chemical means
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The present invention relates to animal fur processing technique field, more particularly to a kind of fur leather integrated dyeing of lamb includes the following steps：It selects skin → immersion → fleshing → degreasing → pickling softens → that acid → stretching, extension → secondary degreasing → pickling → first tan → moisture regain is gone to cut open soft → mill skin → multiple immersion → retanning → wet-milling skin → washing and drying → mill skin raising → dry-cleaning → dye hair → neutralization → dye plate stuffing → moisture regain and turns soft → stretching, extension → examination finished product.The present invention selects lamb fur leather raw material to carry out in double-face leather dyeing course, segmentation carries out tanning to fleece and dermatotome and dyeing is handled, its temperature, time and auxiliary agent of addition etc. control in optimum range, it not only solves lambskin and easily reveals green, phenomena such as staying mao, and ammonia-alum and zirconium are first used in tannery, and just tan carries out tanning, the technological process for then using light chrome retanned, makes lambskin be substantially improved as the pliability of double-face leather and the thin thickness of dermatotome.
Description
Technical field：
The present invention relates to animal fur processing technique field, more particularly to a kind of fur leather integrated dyeing of lamb.
Background technology：
Lambskin is the fur for the lamb extracted on the body of lamb, is used as carpet, thermal insulation article, can also do lambskin decorations
Product.With the continuous improvement of the development and living standards of the people of society, people's wears day one to modish, is made of lambskin
Product multiple exit it is American-European sub-, by the consistent favorable comment of client.Currently, in the prior art generally use chrome tanning agent to lambskin into
Product is processed into row tanning, and processing finished product obtained has many advantages, such as that high temperature resistant, thermal stability are good, and leather body is plentiful, soft, but
It is that for chrome tanning resultant Leather under the influence of certain condition, wherein micro trivalent chromium can be converted into Cr VI, and it is serious carcinogenic
Substance, and Chrome Tanning Process can also cause environment seriously to pollute, therefore, exploitation cleaning, the Chrome-free technology of environmental protection and product tool
There is important realistic meaning.For this purpose, applicant develops a kind of work fur leather integrated using NEW TYPE OF COMPOSITE tanning agent tanning lamb
Skill, while lambskin can be improved as the pliability of double-face leather and the thin thickness of dermatotome.
Invention content：
The object of the present invention is to provide a kind of fur leather integrated dyeings of lamb, and NEW TYPE OF COMPOSITE tanning agent can be used to lamb
Sheepskin carries out double-face leather dyeing, not only makes dermatotome soft, and fur dyeing is secured, phenomena such as solving Yi Luqing, stay mao, and can
Improve lambskin as the pliability of double-face leather and the thin thickness of dermatotome.
To achieve the above object, the present invention adopts the following technical scheme that：A kind of fur leather integrated dyeing of lamb, including
Following steps：
S1：Select skin：Lamb dermatotome of the rawhide without disability is selected to remove from office raw material as hair；
S2：Immersion：By hair leather raw material with water with 1:10 proportioning under normal temperature condition, be added 0.3g/L return fresh dose soaked
Bubble is for 24 hours；
S3：Fleshing：It is miscellaneous, oily miscellaneous that hair leather raw material after immersion fleshing machine is removed into the meat on dermatotome；
S4：Degreasing：By fleshing treated hair leather raw material with water with 1:20 proportioning, in temperature be 45 DEG C~50 DEG C conditions
Under, the degreasing agent that 3~5g/L is added carries out 1~2h of degreasing；
S5：Pickling softens：By the hair leather raw material after degreasing with water with 1:20 proportioning, in temperature be 35 DEG C~40 DEG C conditions
Under, the fur softening agent that the formic acid of 3~5ml/L, the sulfuric acid of 3~4ml/L, the salt of 40~60g/L, 1~2g/L is added is soaked
48~60h of aching and limpization；
S6：Remove acid：Hair leather raw material after pickling is softened is with water with 1:20 proportioning, in temperature be 30 DEG C~40 DEG C conditions
Under, the soda ash of salt, 3~7g/L that 30~50g/L is added carries out 3~7h of acid；
S7：Stretching, extension：Wool leather plate after removing acid with stretching machine, which carries, to be stretched, and loose fiber is further carried out；
S8：Secondary degreasing：By the Mao Geyu water after stretching, extension with 1:20 proportioning, under the conditions of temperature is 45 DEG C~50 DEG C,
The degreasing agent that 3~5g/L is added carries out 1~2h of degreasing；
S9：Pickling：By the Mao Geyu water after secondary degreasing with 1:20 proportioning, under the conditions of temperature is 30 DEG C~40 DEG C,
The salt of sulfuric acid, 30~50g/L that 2~3ml/L is added carries out pickling 3h；
S10：First tan：By the Mao Geyu water after pickling with 1:15 proportioning, under the conditions of temperature is 35 DEG C~40 DEG C, in tan
After just tan reagent progress tanning 12h is added in control equipment, after adding 2~3h of soda ash rotation of 1~2g/L, it is dry to carry out peeling
It is dry；
S11：Moisture regain is cutd open soft：The hair leather after first tan is subjected to moisture regain with splitter and cuts open supple-settlement；
S12：Grind skin：By moisture regain cut open it is soft after wool leather plate fine sand disc sharpener grind skin；
S13：Multiple immersion：Will mill skin treated Mao Geyu water with 1:20 proportioning, under normal temperature condition, addition 30~
The salt of 40g/L, the sulfuric acid of 0.5~1.0ml/L carry out 2~3h of immersion；
S14：Retanning：By the Mao Geyu water after multiple immersion with 1:20 proportioning adds under the conditions of temperature is 30 DEG C~35 DEG C
Enter retanning reagent and carries out 48~50h of tanning；
S15：Wet-milling skin：The hair leather after retanning is subjected to mill skin with wet milk；
S16：Washing and drying：By the Mao Geyu water after mill skin with 1:20 proportioning carries out 30~60min of washing under room temperature
Afterwards, dry；
S17：Grind skin raising：The hair leather after washing and drying is subjected to mill skin raising with grinding wheel mill skin；
S18：Dry-cleaning：Hair leather after grinding skin raising with dry cleaner carries out washing skin；
S19：Contaminate hair：By the Mao Geyu water after dry-cleaning with 1:20 proportioning is added under the conditions of temperature is 60 DEG C~65 DEG C
The equal dye auxiliary agent of 0.5~1ml/L, the dyestuff of 3~5g/L, 1.0~1.5ml/L formic acid carry out 2~3h of dyeing after, add 8
The fatting agent of~10ml/L dyes 2~3h, is removed the peel；
S20：It neutralizes：By the Mao Geyu water after dye hair with 1:20 proportioning is added under the conditions of temperature is 30 DEG C~40 DEG C
The ammonium hydroxide of 2~3ml/L, the neutralizer of 3~4ml/L, 40~50g/L salt carry out neutralization 1h；
S21：Contaminate plate stuffing：By the Mao Geyu water after neutralization with 1:20 proportioning, under the conditions of temperature is 20 DEG C~25 DEG C,
Be added the salt of 30~40g/L, the dyestuff of 3~5g/L, the fatting agent of 8~16ml/L, 1~1.5ml/L formic acid carry out dye plate add
It is dry after 6~8h of fat；
S22：Moisture regain turns soft：Hair leather after dye plate stuffing is subjected to moisture regain and turns supple-settlement；
S23：Stretching, extension：Wool leather plate after moisture regain is turned soft with stretching machine carries out stretching, extension and evens up；
S24：Check and accept finished product.
Just tan reagent includes the zirconium tanning of the salt of 30~50g/L, 20~30g/L ammonia-alums, 5~10g/L described in step 10
The fatting agent of agent and 3~5ml/L.
Retanning reagent described in step 14 includes the stuffing of the salt of 40~50g/L, the chromium powder of 10~30g/L, 4~6ml/L
Agent.
Skin raising is ground described in step 17, and skin is ground using the grinding wheel of 800~1000 mesh.
The present invention selects lamb fur leather raw material to carry out in double-face leather dyeing course, and segmentation carries out tan to fleece and dermatotome
System and dyeing processing, temperature, time and auxiliary agent of addition etc. control in optimum range, not only solve lambskin and easily reveal
Green, phenomena such as staying mao, and first use ammonia-alum and zirconium in tannery just tan carries out tanning, then use the work of light chrome retanned
Skill flow makes lambskin be substantially improved as the pliability of double-face leather and the thin thickness of dermatotome.Therefore, using above-mentioned technical side
The baby lamb that case is dyed removes from office dermatotome and fleece even dyeing, color fastness height, made lamb leathercraft, such as clothes, no
Only have the characteristics that added value is high, practicability is good, and the raising product benefit of energy bigger and reduction production cost.
Description of the drawings：
Fig. 1 is the process flow chart of the present invention.
Specific implementation mode：
Below in conjunction with attached drawing and by specific embodiment, invention is further described in detail, but it should not be construed as pair
The limitation of the scope of the present invention.
Embodiment 1
Raw material：Goat Lamb sheepskin
Its lamb double-face leather dyeing, includes the following steps：
S1：Select skin：Lamb dermatotome of the rawhide without disability is selected to remove from office raw material as hair；
S2：Immersion：By hair leather raw material with water with 1:10 proportioning under normal temperature condition, be added 0.3g/L return fresh dose soaked
Bubble is for 24 hours；
S3：Fleshing：It is miscellaneous, oily miscellaneous that hair leather raw material after immersion fleshing machine is removed into the meat on dermatotome；
S4：Degreasing：By fleshing treated hair leather raw material with water with 1:20 proportioning, in temperature be 45 DEG C~50 DEG C conditions
Under, the degreasing agent that 3~5g/L is added carries out 1~2h of degreasing；
S5：Pickling softens：By the hair leather raw material after degreasing with water with 1:20 proportioning, in temperature be 35 DEG C~40 DEG C conditions
Under, the fur softening agent that the formic acid of 3~5ml/L, the sulfuric acid of 3~4ml/L, the salt of 40~60g/L, 1~2g/L is added is soaked
48~60h of aching and limpization；
S6：Remove acid：Hair leather raw material after pickling is softened is with water with 1:20 proportioning, in temperature be 30 DEG C~40 DEG C conditions
Under, the soda ash of salt, 3~7g/L that 30~50g/L is added carries out 3~7h of acid；
S7：Stretching, extension：Wool leather plate after removing acid with stretching machine, which carries, to be stretched, and loose fiber is further carried out；
S8：Secondary degreasing：By the Mao Geyu water after stretching, extension with 1:20 proportioning, under the conditions of temperature is 45 DEG C~50 DEG C,
The degreasing agent that 3~5g/L is added carries out 1~2h of degreasing；
S9：Pickling：By the Mao Geyu water after secondary degreasing with 1:20 proportioning, under the conditions of temperature is 30 DEG C~40 DEG C,
The salt of sulfuric acid, 30~50g/L that 2~3ml/L is added carries out pickling 3h；
S10：First tan：By the Mao Geyu water after pickling with 1:15 proportioning, under the conditions of temperature is 35 DEG C~40 DEG C, in tan
The salt of 30~50g/L, the fatting agent of 20~30g/L ammonia-alums, the zirconium tanning agent of 5~10g/L and 3~5ml/L are added in control equipment
After carrying out tanning 12h, after adding 2~3h of soda ash rotation of 1~2g/L, peeling drying is carried out；
S11：Moisture regain is cutd open soft：The hair leather after first tan is subjected to moisture regain with splitter and cuts open supple-settlement；
S12：Grind skin：By moisture regain cut open it is soft after wool leather plate fine sand disc sharpener grind skin；
S13：Multiple immersion：Will mill skin treated Mao Geyu water with 1:20 proportioning, under normal temperature condition, addition 30~
The salt of 40g/L, the sulfuric acid of 0.5~1.0ml/L carry out 2~3h of immersion；
S14：Retanning：By the Mao Geyu water after multiple immersion with 1:20 proportioning adds under the conditions of temperature is 30 DEG C~35 DEG C
Enter 48~50h of fatting agent progress tanning of the salt of 40~50g/L, the chromium powder of 10~30g/L, 4~6ml/L；
S15：Wet-milling skin：The hair leather after retanning is subjected to mill skin with wet milk；
S16：Washing and drying：By the Mao Geyu water after mill skin with 1:20 proportioning carries out 30~60min of washing under room temperature
Afterwards, dry；
S17：Grind skin raising：Hair leather after washing and drying is carried out by mill skin raising using the grinding wheel mill skin of 800~1000 mesh；
S18：Dry-cleaning：Hair leather after grinding skin raising with dry cleaner carries out washing skin；
S19：Contaminate hair：By the Mao Geyu water after dry-cleaning with 1:20 proportioning is added under the conditions of temperature is 60 DEG C~65 DEG C
The equal dye auxiliary agent of 0.5~1ml/L, the dyestuff of 3~5g/L, 1.0~1.5ml/L formic acid carry out 2~3h of dyeing after, add 8
The fatting agent of~10g/t dyes 2~3h, is removed the peel；
S20：It neutralizes：By the Mao Geyu water after dye hair with 1:20 proportioning is added under the conditions of temperature is 30 DEG C~40 DEG C
The ammonium hydroxide of 2~3ml/L, the neutralizer of 3~4ml/L, 40~50g/L salt carry out neutralization 1h；
S21：Contaminate plate stuffing：By the Mao Geyu water after neutralization with 1:20 proportioning, under the conditions of temperature is 20 DEG C~25 DEG C,
Be added the salt of 30~40g/L, the dyestuff of 3~5g/L, the fatting agent of 8~16ml/L, 1~1.5ml/L formic acid carry out dye plate add
It is dry after 6~8h of fat；
S22：Moisture regain turns soft：Hair leather after dye plate stuffing is subjected to moisture regain and turns supple-settlement；
S23：Stretching, extension：Wool leather plate after moisture regain is turned soft with stretching machine carries out stretching, extension and evens up；
S24：Check and accept finished product.
Embodiment 2
Raw material：Tan-sheep Lamb skin
Its lamb double-face leather dyeing, includes the following steps：
S1：Select skin：Lamb dermatotome of the rawhide without disability is selected to remove from office raw material as hair；
S2：Immersion：By hair leather raw material with water with 1:10 proportioning under normal temperature condition, be added 0.3g/L return fresh dose soaked
Bubble is for 24 hours；
S3：Fleshing：It is miscellaneous, oily miscellaneous that hair leather raw material after immersion fleshing machine is removed into the meat on dermatotome；
S4：Degreasing：By fleshing treated hair leather raw material with water with 1:20 proportioning, in temperature be 45 DEG C~50 DEG C conditions
Under, the degreasing agent that 3~5g/L is added carries out 1~2h of degreasing；
S5：Pickling softens：By the hair leather raw material after degreasing with water with 1:20 proportioning, in temperature be 35 DEG C~40 DEG C conditions
Under, the fur softening agent that the formic acid of 3~5ml/L, the sulfuric acid of 3~4ml/L, the salt of 40~60g/L, 1~2g/L is added is soaked
48~60h of aching and limpization；
S6：Remove acid：Hair leather raw material after pickling is softened is with water with 1:20 proportioning, in temperature be 30 DEG C~40 DEG C conditions
Under, the soda ash of salt, 3~7g/L that 30~50g/L is added carries out 3~7h of acid；
S7：Stretching, extension：Wool leather plate after removing acid with stretching machine, which carries, to be stretched, and loose fiber is further carried out；
S8：Secondary degreasing：By the Mao Geyu water after stretching, extension with 1:20 proportioning, under the conditions of temperature is 45 DEG C~50 DEG C,
The degreasing agent that 3~5g/L is added carries out 1~2h of degreasing；
S9：Pickling：By the Mao Geyu water after secondary degreasing with 1:20 proportioning, under the conditions of temperature is 30 DEG C~40 DEG C,
The salt of sulfuric acid, 30~50g/L that 2~3ml/L is added carries out pickling 3h；
S10：First tan：By the Mao Geyu water after pickling with 1:15 proportioning, under the conditions of temperature is 35 DEG C~40 DEG C, in tan
The salt of 30~50g/L, the fatting agent of 20~30g/L ammonia-alums, the zirconium tanning agent of 5~10g/L and 3~5ml/L are added in control equipment
After carrying out tanning 12h, after adding 2~3h of soda ash rotation of 1~2g/L, peeling drying is carried out；
S11：Moisture regain is cutd open soft：The hair leather after first tan is subjected to moisture regain with splitter and cuts open supple-settlement；
S12：Grind skin：By moisture regain cut open it is soft after wool leather plate fine sand disc sharpener grind skin；
S13：Multiple immersion：Will mill skin treated Mao Geyu water with 1:20 proportioning, under normal temperature condition, addition 30~
The salt of 40g/L, the sulfuric acid of 0.5~1.0ml/L carry out 2~3h of immersion；
S14：Retanning：By the Mao Geyu water after multiple immersion with 1:20 proportioning adds under the conditions of temperature is 30 DEG C~35 DEG C
Enter 48~50h of fatting agent progress tanning of the salt of 40~50g/L, the chromium powder of 10~30g/L, 4~6ml/L；
S15：Wet-milling skin：The hair leather after retanning is subjected to mill skin with wet milk；
S16：Washing and drying：By the Mao Geyu water after mill skin with 1:20 proportioning carries out 30~60min of washing under room temperature
Afterwards, dry；
S17：Grind skin raising：Hair leather after washing and drying is carried out by mill skin raising using the grinding wheel mill skin of 800~1000 mesh；
S18：Dry-cleaning：Hair leather after grinding skin raising with dry cleaner carries out washing skin；
S19：Contaminate hair：By the Mao Geyu water after dry-cleaning with 1:20 proportioning is added under the conditions of temperature is 60 DEG C~65 DEG C
The equal dye auxiliary agent of 0.5~1ml/L, the dyestuff of 3~5g/L, 1.0~1.5ml/L formic acid carry out 2~3h of dyeing after, add 8
The fatting agent of~10g/t dyes 2~3h, is removed the peel；
S20：It neutralizes：By the Mao Geyu water after dye hair with 1:20 proportioning is added under the conditions of temperature is 30 DEG C~40 DEG C
The ammonium hydroxide of 2~3ml/L, the neutralizer of 3~4ml/L, 40~50g/L salt carry out neutralization 1h；
S21：Contaminate plate stuffing：By the Mao Geyu water after neutralization with 1:20 proportioning, under the conditions of temperature is 20 DEG C~25 DEG C,
Be added the salt of 30~40g/L, the dyestuff of 3~5g/L, the fatting agent of 8~16ml/L, 1~1.5ml/L formic acid carry out dye plate add
It is dry after 6~8h of fat；
S22：Moisture regain turns soft：Hair leather after dye plate stuffing is subjected to moisture regain and turns supple-settlement；
S23：Stretching, extension：Wool leather plate after moisture regain is turned soft with stretching machine carries out stretching, extension and evens up；
S24：Check and accept finished product.
Claims (2)
1. a kind of fur leather integrated dyeing of lamb, it is characterised in that：Include the following steps：
S1：Select skin：Lamb dermatotome of the rawhide without disability is selected to remove from office raw material as hair；
S2：Immersion：By hair leather raw material with water with 1:10 proportioning under normal temperature condition, be added 0.3g/L return fresh dose impregnated
24h；
S3：Fleshing：It is miscellaneous, oily miscellaneous that hair leather raw material after immersion fleshing machine is removed into the meat on dermatotome；
S4：Degreasing：By fleshing treated hair leather raw material with water with 1:20 proportioning, under the conditions of temperature is 45 DEG C~50 DEG C,
The degreasing agent that 3~5g/L is added carries out 1~2h of degreasing；
S5：Pickling softens：By the hair leather raw material after degreasing with water with 1:20 proportioning, under the conditions of temperature is 35 DEG C~40 DEG C,
It is soft that the fur softening agent of the addition formic acid of 3~5ml/L, the sulfuric acid of 3~4ml/L, the salt of 40~60g/L, 1~2g/L carries out pickling
Change 48~60h；
S6：Remove acid：Hair leather raw material after pickling is softened is with water with 1:20 proportioning, under the conditions of temperature is 30 DEG C~40 DEG C,
The soda ash of salt, 3~7g/L that 30~50g/L is added carries out 3~7h of acid；
S7：Stretching, extension：Wool leather plate after removing acid with stretching machine, which carries, to be stretched, and loose fiber is further carried out；
S8：Secondary degreasing：By the Mao Geyu water after stretching, extension with 1:20 proportioning is added 3 under the conditions of temperature is 45 DEG C~50 DEG C
The degreasing agent of~5g/L carries out 1~2h of degreasing；
S9：Pickling：By the Mao Geyu water after secondary degreasing with 1:20 proportioning is added 2 under the conditions of temperature is 30 DEG C~40 DEG C
The sulfuric acid of~3ml/L, the salt of 30~50g/L carry out pickling 3h；
S10：First tan：By the Mao Geyu water after pickling with 1:15 proportioning is set under the conditions of temperature is 35 DEG C~40 DEG C in tanning
It is separately added into the salt of 30~50g/L, the fatting agent of 20~30g/L ammonia-alums, the zirconium tanning agent of 5~10g/L and 3~5ml/L in standby
After carrying out tanning 12h, after adding 2~3h of soda ash rotation of 1~2g/L, peeling drying is carried out；
S11：Moisture regain is cutd open soft：The hair leather after first tan is subjected to moisture regain with splitter and cuts open supple-settlement；
S12：Grind skin：By moisture regain cut open it is soft after wool leather plate fine sand disc sharpener skin；
S13：Multiple immersion：Will mill skin treated Mao Geyu water with 1:30~40g/L is added under normal temperature condition in 20 proportioning
Salt, 0.5~1.0ml/L sulfuric acid carry out 2~3h of immersion；
S14：Retanning：By the Mao Geyu water after multiple immersion with 1:20 proportioning is added 40 under the conditions of temperature is 30 DEG C~35 DEG C
The fatting agent of the salt of~50g/L, the chromium powder of 10~30g/L and 4~6ml/L carries out 48~50h of tanning；
S15：Wet-milling skin：The hair leather after retanning is subjected to mill skin with wet milk；
S16：Washing and drying：By the Mao Geyu water after mill skin with 1:20 proportioning, after carrying out 30~60min of washing under room temperature,
It is dry；
S17：Grind skin raising：The hair leather after washing and drying is subjected to mill skin raising with grinding wheel mill skin；
S18：Dry-cleaning：Hair leather after grinding skin raising with dry cleaner carries out washing skin；
S19：Contaminate hair：By the Mao Geyu water after dry-cleaning with 1:20 proportioning is added 0.5 under the conditions of temperature is 60 DEG C~65 DEG C
The equal dye auxiliary agent of~1ml/L, the dyestuff of 3~5g/L, 1.0~1.5ml/L formic acid carry out 2~3h of dyeing after, add 8~
The fatting agent of 10ml/L dyes 2~3h, is removed the peel；
S20：It neutralizes：By the Mao Geyu water after dye hair with 1:20 proportioning, under the conditions of temperature is 30 DEG C~40 DEG C, addition 2~
The ammonium hydroxide of 3ml/L, the neutralizer of 3~4ml/L, 40~50g/L salt carry out neutralization 1h；
S21：Contaminate plate stuffing：By the Mao Geyu water after neutralization with 1:20 proportioning is added under the conditions of temperature is 20 DEG C~25 DEG C
The salt of 30~40g/L, the dyestuff of 3~5g/L, the fatting agent of 8~16ml/L, 1~1.5ml/L formic acid carry out dye plate stuffing 6~
It is dry after 8h；
S22：Moisture regain turns soft：Hair leather after dye plate stuffing is subjected to moisture regain and turns supple-settlement；
S23：Stretching, extension：Wool leather plate after moisture regain is turned soft with stretching machine carries out stretching, extension and evens up；
S24：Check and accept finished product.
2. the fur leather integrated dyeing of lamb according to claim 1, it is characterised in that：Skin is ground described in step S17
Raising grinds skin using the grinding wheel of 800~1000 mesh.
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| CN107326121B (en) * | 2017-07-24 | 2019-11-15 | 北京泛博科技有限责任公司 | A kind of sheep leather shoes hair leather production method and product |
| CN108004799A (en) * | 2017-12-01 | 2018-05-08 | 焦作隆丰皮草企业有限公司 | It is a kind of to repair color technique for the synthesis dressing agent of hair leather and the synthesis of hair leather |
| CN108130755B (en) * | 2018-01-25 | 2020-12-04 | 焦作隆丰皮草企业有限公司 | Dyeing agent for fur leather and dyeing process for fur leather |
| CN109182624B (en) * | 2018-10-17 | 2021-03-16 | 焦作隆丰皮草企业有限公司 | Method for recycling shorn sheepskin dyeing waste liquid |
| CN110846447A (en) * | 2019-11-25 | 2020-02-28 | 孙建军 | Mink fur leather integrated manufacturing method |
| CN112376297B (en) * | 2020-08-26 | 2023-08-01 | 焦作隆丰皮草企业有限公司 | Waterproof agent, dyeing agent and environment-friendly dyeing process for chrome-free tanned sheep-cut napped leather |
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