CN109022639A - Iris pearly-lustre leather and preparation method thereof - Google Patents

Iris pearly-lustre leather and preparation method thereof Download PDF

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Publication number
CN109022639A
CN109022639A CN201811052310.2A CN201811052310A CN109022639A CN 109022639 A CN109022639 A CN 109022639A CN 201811052310 A CN201811052310 A CN 201811052310A CN 109022639 A CN109022639 A CN 109022639A
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Prior art keywords
coating
iris
pearly
leather
lustre
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CN109022639B (en
Inventor
许维奇
林汉彬
陈启明
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Xiangzhou Zhangzhou Leather Co Ltd
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Xiangzhou Zhangzhou Leather Co Ltd
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    • 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
    • C14C11/00—Surface finishing of leather
    • C14C11/003—Surface finishing of leather using macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D131/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Coating compositions based on derivatives of such polymers
    • C09D131/02—Homopolymers or copolymers of esters of monocarboxylic acids
    • C09D131/04—Homopolymers or copolymers of vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/24—Homopolymers or copolymers of amides or imides
    • C09D133/26—Homopolymers or copolymers of acrylamide or methacrylamide
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)

Abstract

The invention discloses a kind of iris pearly-lustre leathers and preparation method thereof, belong to leather technology field.Iris pearly-lustre leather of the invention includes cladding and coating, the coating includes the following component according to cladding mass percent meter: first coating 7 ~ 10%, second coating 12 ~ 15% and third coating 12 ~ 15%, wherein, the third coating, second coating and first coating are sequentially coated at the preparation method of iris pearly-lustre leather described on the cladding, include the following steps: to prepare coating material, applying coating material and drying, iris pearly-lustre leather surface obtained has reflecting effect, tension intensity up to reaches 31 MPa to lateral, longitudinal 33 MPa, friction, which is faded, reaches 4 grades, crocking resistance is strong, anti-yellowing property is strong.

Description

Iris pearly-lustre leather and preparation method thereof
Technical field
The invention belongs to leather technology fields, and in particular to a kind of iris pearly-lustre leather and preparation method thereof.
Background technique
With the development of society, more and more high-tech products emerge, many products of the future have one it is bright and new bright Beautiful appearance.Leathercraft is with favor the characteristics of durable by people, traditional leather and fur products surface abrasion resistance and colour-fast, However, if making leather surface that there is crystal brightness effect, it is easy to which leading to the wearability of leather reduces.
Application No. is 201510782629.0 Chinese invention patent applications, disclose a kind of high bright processing work of leather Skill includes the following steps: for leather to be immersed in 30~40 DEG C, and leather is put by 20~40min in 5~15% salt water after removal In rotary drum, in 30~40 DEG C of addition leather light tone agent, turn multi-functional 20~40min under the conditions of 20~50 turns/min, after taking-up 3000~4000U/g cellulase degradation, 20~40min is added at 30~35 DEG C, is dried at room temperature, is coated harness oil i.e. It can.Although the technique can effectively improve the brightness of leather, then, leather made from this kind of processing mode is difficult to maintain for a long time The brightness of leather surface, meanwhile, do not play the role of to leather surface beauty too big.
Accordingly, it is desirable to provide one kind can make leather surface have other brightness effects, and it is wear-resisting to reduce leather The preparation method of the characteristics such as property, pliability.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide one kind.
The present invention adopts the following technical scheme:
Iris pearly-lustre leather, including cladding and coating, the coating include according to cladding mass percent meter such as the following group Part: first coating 7~10%, second coating 12~15% and third coating 12~15%, wherein the first coating, upper the Two coatings and third coating are in turn attached on the cladding.
Further, the first coating includes the following component according to cladding mass percent meter: maleic anhydride 6 ~10%, sodium sulfite 7~9%, 2- hydroxyethanesulfonic acid sodium 8~11%, butanone 9~13%；
The second coating includes the following component according to cladding mass percent meter: toner 2~3%, polyvinyl acetate Ester 13~16%；
The third coating includes the following component according to cladding weight percent meter: pearl powder 0.7~1.0%, and poly- third Acrylamide 8~9%, polymethyl methacrylate 3~6%.
The preparation method of the iris pearly-lustre leather, includes the following steps:
Step 1: preparing coating material:
S11, first coating material is prepared: by the maleic anhydride, sodium sulfite, 2- hydroxyethanesulfonic acid sodium and butanone First coating material is obtained after being uniformly mixed；
S12, it prepares first coating material: after the toner and polyvinyl acetate are mixed evenly, obtaining second coating Material；
S13, it prepares third coating material: the pearl powder, polyacrylamide and polymethyl methacrylate is mixed Uniformly, third coating material is obtained；
Step 2: applying coating material:
First first coating material obtained by step 1 is coated in release paper, first coating is obtained, then by gained first coating It carries out after once preheating, second coating material obtained by step 1 is coated in gained first coating, duplex coating is obtained, by gained After duplex coating carries out secondary preheating, finally third coating material obtained by step 1 is coated on gained duplex coating, obtains three layers Coating；
Step 3: lagging:
Cladding is fitted on step 2 resulting three-layer coating, lagging leather is obtained；
Step 4: removing:
By the release paper removing on lagging leather obtained by step 3, iris pearly-lustre leather prefabrication is obtained；
Step 5: drying:
Iris pearly-lustre leather prefabrication obtained by step 4 is dried, obtains iris pearly-lustre leather after cooling.
Further, when step 2 coats the first dope layer, the application temperature is 80~85 DEG C, and the coating speed is 4~5m/min, a preheating temperature are 90~100 DEG C, and a preheating time is 5~6min.
Further, when step 2 coats the second dope layer, the application temperature is 70~80 DEG C, and the coating speed is 4~5m/min, the secondary preheating temperature are 80~90 DEG C, and the secondary preheating time is 5~6min.
Further, when step 2 coating third dope layer, the application temperature is 70~80 DEG C, and the coating speed is 4~5m/min.
Further, pressure when lagging described in step 3 is 8~9kg.
Further, drying temperature described in step 5 is 100~120 DEG C, and drying time is 60~90min.The present invention with The prior art is compared, and is had the advantages that
The first, iris pearly-lustre leather of the invention, the maleic anhydride in first coating is as lubricant, sulfurous acid Sodium mentions after these four raw materials compounding as dispersing agent, butanone as adhesive as raising agent, 2- hydroxyethanesulfonic acid sodium The high transparency of leather surface, improves the visual effect of iris pearly-lustre, meanwhile, when removing release paper, help to improve stripping Fluency when from release paper prevents from leaving spot in first coating or causes to damage to coating；
The second, second coating has efficient adhesiveness using polyvinyl acetate as adhesive, and high thoroughly using it After bright property, and a small amount of iris toner mixing, the second coating with rainbow effect is formed, and can effectively glue with first coating It is combined, improves the intensity of second coating；
Polyacrylamide in third, third coating has drop resistive, and polymethyl methacrylate has wetting property, will After the two is used in mixed way, during lagging, not only effective wetting can be carried out to cladding fiber, also neutralize cladding surface Electrostatic reduces the generated resistance in lagging, cladding and first coating is fitted closely, the strong of leather and fur products is improved Degree and pliability；Meanwhile pearl powder mixing wherein, cooperate second coating in iris toner so that leather and fur products formed it is special Iris pearl effect.
Specific embodiment
Raw material used in the present invention is commercially available product, in which:
2- hydroxyethanesulfonic acid sodium is purchased from Shanghai Zhen Zhun Biotechnology Co., Ltd.
Embodiment 1
Iris pearly-lustre leather, including cladding and coating, the coating include according to cladding mass percent meter such as the following group Part: first coating 7%, second coating 12% and third coating 12%, wherein the third coating, second coating and first apply Layer is in turn attached on the cladding.
The first coating includes the following component according to cladding mass percent meter: maleic anhydride 6%, sulfurous acid Sodium 7%, 2- hydroxyethanesulfonic acid sodium 8%, butanone 9%；
The second coating includes the following component according to cladding mass percent meter: toner 2%, polyvinyl acetate 13%；Toner is iris toner.
The third coating includes the following component according to cladding weight percent meter: pearl powder 0.7%, polyacrylamide 8%, polymethyl methacrylate 3%.
The preparation method of the iris pearly-lustre leather, includes the following steps:
Step 1: preparing coating material:
S11, first coating material is prepared: by the maleic anhydride, sodium sulfite, 2- hydroxyethanesulfonic acid sodium and butanone First coating material is obtained after being uniformly mixed；
S12, it prepares first coating material: after the toner and polyvinyl acetate are mixed evenly, obtaining second coating Material；
S13, it prepares third coating material: the pearl powder, polyacrylamide and polymethyl methacrylate is mixed Uniformly, third coating material is obtained；
Step 2: applying coating material:
First first coating material obtained by step 1 is coated in release paper, first coating is obtained, then by gained first coating It carries out after once preheating, second coating material obtained by step 1 is coated in gained first coating, duplex coating is obtained, by gained After duplex coating carries out secondary preheating, finally third coating material obtained by step 1 is coated on gained duplex coating, obtains three layers Coating；
When coating the first dope layer, the application temperature is 80 DEG C, and the coating speed is 4m/min, the primary preheating Temperature is 90 DEG C, and a preheating time is 5min.
When coating the second dope layer, the application temperature is 70 DEG C, and the coating speed is 4m/min, the secondary preheating Temperature is 80 DEG C, and the secondary preheating time is 5min.
When coating third dope layer, the application temperature is 70 DEG C, and the coating speed is 4m/min.
Step 3: lagging:
Cladding is fitted on step 2 resulting three-layer coating, obtains lagging leather, the pressure when lagging is 8kg；
Step 4: removing:
By the release paper removing on lagging leather obtained by step 3, iris pearly-lustre leather prefabrication is obtained；
Step 5: drying:
Iris pearly-lustre leather prefabrication obtained by step 4 is dried, obtains iris pearly-lustre leather, the drying after cooling Temperature is 100 DEG C, drying time 60min.
Embodiment 2
Iris pearly-lustre leather, including cladding and coating, the coating include according to cladding mass percent meter such as the following group Part: first coating 8%, second coating 14% and third coating 14%, wherein the third coating, second coating and first apply Layer is in turn attached on the cladding.
The first coating includes the following component according to cladding mass percent meter: maleic anhydride 8%, sulfurous acid Sodium 8%, 2- hydroxyethanesulfonic acid sodium 9%, butanone 11%；
The second coating includes the following component according to cladding mass percent meter: toner 3%, polyvinyl acetate 14%；Toner is iris toner.
The third coating includes the following component according to cladding weight percent meter: pearl powder 0.8%, polyacrylamide 9%, polymethyl methacrylate 5%.
The preparation method of the iris pearly-lustre leather, includes the following steps:
Step 1: preparing coating material:
S11, first coating material is prepared: by the maleic anhydride, sodium sulfite, 2- hydroxyethanesulfonic acid sodium and butanone First coating material is obtained after being uniformly mixed；
S12, it prepares first coating material: after the toner and polyvinyl acetate are mixed evenly, obtaining second coating Material；
S13, it prepares third coating material: the pearl powder, polyacrylamide and polymethyl methacrylate is mixed Uniformly, third coating material is obtained；
Step 2: applying coating material:
First first coating material obtained by step 1 is coated in release paper, first coating is obtained, then by gained first coating It carries out after once preheating, second coating material obtained by step 1 is coated in gained first coating, duplex coating is obtained, by gained After duplex coating carries out secondary preheating, finally third coating material obtained by step 1 is coated on gained duplex coating, obtains three layers Coating；
When coating the first dope layer, the application temperature is 83 DEG C, and the coating speed is 5m/min, the primary preheating Temperature is 95 DEG C, and a preheating time is 6min.
When coating the second dope layer, the application temperature is 75 DEG C, and the coating speed is 5m/min, the secondary preheating Temperature is 85 DEG C, and the secondary preheating time is 6min.
When coating third dope layer, the application temperature is 75 DEG C, and the coating speed is 5m/min.
Step 3: lagging:
Cladding is fitted on step 2 resulting three-layer coating, obtains lagging leather, the pressure when lagging is 9kg；
Step 4: removing:
By the release paper removing on lagging leather obtained by step 3, iris pearly-lustre leather prefabrication is obtained；
Step 5: drying:
Iris pearly-lustre leather prefabrication obtained by step 4 is dried, obtains iris pearly-lustre leather, the drying after cooling Temperature is 110 DEG C, drying time 80min.
Embodiment 3
Iris pearly-lustre leather, including cladding and coating, the coating include according to cladding mass percent meter such as the following group Part: first coating 10%, second coating 15% and third coating 15%, wherein the third coating, second coating and first apply Layer is in turn attached on the cladding.
The first coating includes the following component according to cladding mass percent meter: maleic anhydride 10%, sulfurous Sour sodium 9%, 2- hydroxyethanesulfonic acid sodium 11%, butanone 13%；
The second coating includes the following component according to cladding mass percent meter: toner 3%, polyvinyl acetate 16%；Toner is iris toner.
The third coating includes the following component according to cladding weight percent meter: pearl powder 1.0%, polyacrylamide 9%, polymethyl methacrylate 6%.
The preparation method of the iris pearly-lustre leather, includes the following steps:
Step 1: preparing coating material:
S11, first coating material is prepared: by the maleic anhydride, sodium sulfite, 2- hydroxyethanesulfonic acid sodium and butanone First coating material is obtained after being uniformly mixed；
S12, it prepares first coating material: after the toner and polyvinyl acetate are mixed evenly, obtaining second coating Material；
S13, it prepares third coating material: the pearl powder, polyacrylamide and polymethyl methacrylate is mixed Uniformly, third coating material is obtained；
Step 2: applying coating material:
First first coating material obtained by step 1 is coated in release paper, first coating is obtained, then by gained first coating It carries out after once preheating, second coating material obtained by step 1 is coated in gained first coating, duplex coating is obtained, by gained After duplex coating carries out secondary preheating, finally third coating material obtained by step 1 is coated on gained duplex coating, obtains three layers Coating；
When coating the first dope layer, the application temperature is 85 DEG C, and the coating speed is 5m/min, the primary preheating Temperature is 100 DEG C, and a preheating time is 6min.
When coating the second dope layer, the application temperature is 80 DEG C, and the coating speed is 5m/min, the secondary preheating Temperature is 90 DEG C, and the secondary preheating time is 6min.
When coating third dope layer, the application temperature is 70~80 DEG C, and the coating speed is 5m/min.
Step 3: lagging:
Cladding is fitted on step 2 resulting three-layer coating, obtains lagging leather, the pressure when lagging is 9kg；
Step 4: removing:
By the release paper removing on lagging leather obtained by step 3, iris pearly-lustre leather prefabrication is obtained；
Step 5: drying:
Iris pearly-lustre leather prefabrication obtained by step 4 is dried, obtains iris pearly-lustre leather, the drying after cooling Temperature is 120 DEG C, drying time 90min.
Iris pearly-lustre leather obtained by the embodiment of the present invention 1~3 is subjected to performance detection, in which:
One, spill resistant performance detection step:
Spill resistant test is carried out by degree of getting wet analyzer GT-7033N；
Points for attention:
1.1,250mL water must spray in 25~30s；
1.2, sample mount is in horizontal plane angle at 45 °；
1.3, nozzle lower surface center and specimen surface center keep 152.4mm spacing；
1.4, hand is avoided to release detecting instrument in test process, in order to avoid influence experimental result.
Two, pliability test method:
It is sampled according to the sampling mode of ISO 2418-2002, the ST-300 leather softness manufactured by MSA company of Britain Tester is tested；
Three, color fastness is tested:
Color is carried out by the manual crocking agent GT-7034-B of high special Weir detecting instrument (Qingdao) Co., Ltd manufacture Fastness test；
Four, wear hardness is tested:
Leather mill is carried out by the omnipotent abrasiometer GT-7012-S that Yin Fei Electronic Science and Technology Co., Ltd. of Shenzhen manufactures Consumption test；
Five, tensile test:
Tensile test is carried out by the measurer for pulling force GT-7010-EP that Shandong Zi Quan instrument sales center is sold.
Six, color inhibition is tested:
Color inhibition test is carried out by non-yellowing test machine.
It is resulting to the embodiment of the present invention 1~3 by tensile testing machine, non-yellowing test machine and omnipotent abrasiometer Iris pearly-lustre leather is detected, testing result such as the following table 1；
Table 1: the testing result of iris pearly-lustre leather made from Examples 1 to 3:
From table 1 it follows that the iris pearly-lustre leather made from production method of the invention, tension intensity is high, reaches To lateral 31MPa, longitudinal 33MPa, friction, which is faded, reaches 4 grades, and crocking resistance is strong, and anti-yellowing property is strong.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as Protection scope of the present invention.

Claims (8)

1. iris pearly-lustre leather, which is characterized in that including cladding and coating, the coating includes according to cladding mass percent meter Following component: first coating 7 ~ 10%, second coating 12 ~ 15% and third coating 12 ~ 15%, wherein the third coating, Two coatings and first coating are in turn attached on the cladding.
2. iris pearly-lustre leather according to claim 1, which is characterized in that the first coating includes according to cladding quality The following component of percentages: maleic anhydride 6 ~ 10%, sodium sulfite 7 ~ 9%, 2- hydroxyethanesulfonic acid sodium 8 ~ 11%, butanone 9 ~13%；
The second coating includes the following component according to cladding mass percent meter: toner 2 ~ 3%, and polyvinyl acetate 13 ~ 16%；
The third coating includes the following component according to cladding weight percent meter: pearl powder 0.7 ~ 1.0%, polyacrylamide 8 ~ 9%, polymethyl methacrylate 3 ~ 6%.
3. the preparation method of iris pearly-lustre leather described in claim 1, which comprises the steps of:
Step 1: preparing coating material:
S11, it prepares first coating material: the maleic anhydride, sodium sulfite, 2- hydroxyethanesulfonic acid sodium and butanone is stirred First coating material is obtained after mixing；
S12, it prepares first coating material: after the toner and polyvinyl acetate are mixed evenly, obtaining second coating material；
S13, it prepares third coating material: the pearl powder, polyacrylamide and polymethyl methacrylate is mixed evenly, Obtain third coating material；
Step 2: applying coating material:
First first coating material obtained by step 1 is coated in release paper, first coating is obtained, then carries out gained first coating After primary preheating, second coating material obtained by step 1 is coated in gained first coating, duplex coating is obtained, by gained bilayer After coating carries out secondary preheating, finally third coating material obtained by step 1 is coated on gained duplex coating, obtains three-layer coating；
Step 3: lagging:
Cladding is fitted on step 2 resulting three-layer coating, lagging leather is obtained；
Step 4: removing:
By the release paper removing on lagging leather obtained by step 3, iris pearly-lustre leather prefabrication is obtained；
Step 5: drying:
Iris pearly-lustre leather prefabrication obtained by step 4 is dried, obtains iris pearly-lustre leather after cooling.
4. the preparation method of iris pearly-lustre leather according to claim 3, which is characterized in that step 2 coats the first coating When layer, the application temperature is 80 ~ 85 DEG C, and the coating speed is 4 ~ 5m/min, and a preheating temperature is 90 ~ 100 DEG C, Preheating time is 5 ~ 6min.
5. the preparation method of iris pearly-lustre leather according to claim 3, which is characterized in that step 2 coats the second coating When layer, the application temperature is 70 ~ 80 DEG C, and the coating speed is 4 ~ 5m/min, and the secondary preheating temperature is 80 ~ 90 DEG C, The secondary preheating time is 5 ~ 6min.
6. the preparation method of iris pearly-lustre leather according to claim 3, which is characterized in that step 2 coats third coating When layer, the application temperature is 70 ~ 80 DEG C, and the coating speed is 4 ~ 5m/min.
7. the preparation method of iris pearly-lustre leather according to claim 3, which is characterized in that described in step 3 when lagging Pressure is 8 ~ 9kg.
8. the preparation method of iris pearly-lustre leather according to claim 3, which is characterized in that drying temperature described in step 5 It is 100 ~ 120 DEG C, drying time is 60 ~ 90min.
CN201811052310.2A 2018-09-10 2018-09-10 Iridescent pearlescent leather and preparation method thereof Active CN109022639B (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1904202A (en) * 2005-07-27 2007-01-31 三芳化学工业股份有限公司 High wear resistant brilliant artificial leather and its manufacturing method
CN104531920A (en) * 2014-12-31 2015-04-22 东莞市天逸皮业有限公司 Preparing method for pearlescent leather
CN205035684U (en) * 2015-09-30 2016-02-17 科一(福建)超纤有限责任公司 High solid pearly -lustre leather

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1904202A (en) * 2005-07-27 2007-01-31 三芳化学工业股份有限公司 High wear resistant brilliant artificial leather and its manufacturing method
CN104531920A (en) * 2014-12-31 2015-04-22 东莞市天逸皮业有限公司 Preparing method for pearlescent leather
CN205035684U (en) * 2015-09-30 2016-02-17 科一(福建)超纤有限责任公司 High solid pearly -lustre leather

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