CN106634504A - Patching agent for corrected grain leather and preparation method of patching agent - Google Patents
Patching agent for corrected grain leather and preparation method of patching agent Download PDFInfo
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- CN106634504A CN106634504A CN201610898171.XA CN201610898171A CN106634504A CN 106634504 A CN106634504 A CN 106634504A CN 201610898171 A CN201610898171 A CN 201610898171A CN 106634504 A CN106634504 A CN 106634504A
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- Prior art keywords
- leather
- preparation
- shave
- oil
- emulsion
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Classifications
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- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/06—Polyurethanes from polyesters
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/08—Polyurethanes from polyethers
-
- 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
- C09D7/65—Additives macromolecular
-
- 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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- 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
- C14C11/006—Surface finishing of leather using macromolecular compounds using polymeric products of isocyanates (or isothiocyanates) with compounds having active hydrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention provides a patching agent for corrected grain leather. The patching agent is prepared from components in parts by weight as follows: 100-300 parts of aqueous polyurethane emulsion, 50-250 parts t of acrylic emulsion, 20-75 parts of hollow microspheres, 5-30 parts of a rheological aid, 0.1-0.5 parts of a preservative and 100-300 parts of deionized water. The leather is filled moderately by the cooperation of the polyurethane emulsion and the acrylic emulsion; meanwhile, the hollow microspheres are firmly fixed in a leather damage location in the presence of the rheological aid and the like, so that the leather damage is well filled and covered.
Description
Technical field
The present invention relates to leather surface finishing technology field, has a shave more particularly, to one kind and removes from office mending agente and its preparation side
Method.
Background technology
Leather repairing as leather surface finishing technology an important component part, by using repairing paste etc. to leather
The covering modification in the pore of presence, sand holes and rotten face etc., reaching makes leather attractive in appearance, lifts the purpose of class.As people give birth to
The raising of quality living, the requirement more and more higher to leathercraft, hence it is imperative that the repairing paste of high-quality is to the intrinsic disability of leather
Ornamenting process is carried out, the purpose for lifting leather grade is reached.
In prior art, patent 201410753315.3 discloses a kind of preparation side of aqueous leather flatting repairing paste
Method.The method is main overcover using silica, there is very big restriction in use, and covering effect is bad.
The content of the invention
In view of this, the technical problem to be solved in the present invention is to provide one kind and has a shave leather mending agente, and the present invention is prepared
Have a shave leather mending agente covering effect it is good.
The leather mending agente the invention provides one kind is had a shave, including：
Preferably, also including the non-ionic oil of 5～50 weight portions.
Preferably, one or more of the non-ionic oil in vegetable oil, animal oil and mineral oil.
Preferably, the hollow microsphere is the hollow microsphere through expanded foamed process.
Preferably, the particle diameter of the hollow microsphere is 20～60 μm.
Preferably, the aqueous polyurethane emulsion is 110～290 weight portions.
Preferably, the acrylic emulsion is 60～240 weight portions.
Preferably, the auxiliary rheological agents are selected from cellulose rheology control agent, acrylic compounds rheology control agent and polyurethanes
One or more in rheology control agent.
Preferably, the preservative is selected from one or more in Kathon CG class and oxazolines.
The invention provides a kind of preparation method of the leather mending agente of having a shave described in above-mentioned technical proposal, including：
Deionized water, polyaminoester emulsion, hollow microsphere, acrylic emulsion, non-ionic oil and preservative are mixed, is obtained
To dispersion liquid；
The dispersion liquid is mixed with auxiliary rheological agents, is stirred and is obtained leather mending agente of having a shave.
Compared with prior art, the leather mending agente the invention provides one kind is had a shave, including：Aqueous polyurethane emulsion 100～
300 weight portions；The weight portion of acrylic emulsion 50～250；The weight portion of hollow microsphere 20～75；The weight portion of auxiliary rheological agents 5～30；It is anti-
The weight portion of rotten agent 0.1～0.5；The weight portion of deionized water 100～300.The present invention is by polyaminoester emulsion and acrylic emulsion
Synergy, to leather appropriate filling is being carried out；Simultaneously hollow microsphere is securely fixed in the presence of auxiliary rheological agents etc.
Leather disability position, carries out filling up the purpose of covering to leather disability well so as to reach.
Specific embodiment
The leather mending agente the invention provides one kind is had a shave, including：
The leather mending agente of having a shave of present invention offer includes the aqueous polyurethane emulsion of 100～300 weight portions, preferably includes
The aqueous polyurethane emulsion of 110～290 weight portions；More preferably including the aqueous polyurethane emulsion of 120～280 weight portions；It is optimum
Choosing includes the aqueous polyurethane emulsion of 130～270 weight portions.
The present invention is not defined to the source of above-mentioned aqueous polyurethane emulsion, commercially available.
It is preferred that being prepared using following methods：
A) aliphatic diisocyanate, aliphatic polyol, dihydromethyl propionic acid and catalyst are mixed, is obtained after reaction
Performed polymer；
B) nertralizer is added in the performed polymer obtained to the step a), intermediate product is obtained after stirring reaction；
C) water and chain extender are added in the intermediate product obtained to the step b), after stirring, dispersion aqueous poly- ammonia is obtained
Ester, the chain extender is polyethylene glycol oxide polyamine or PPOX polyamine.
The aliphatic diisocyanate is preferably IPDI (IPDI) and its derivative, tetramethylene
It is diisocyanate, hexamethylene diisocyanate (HDI) and its derivative, anti-ring hexane Isosorbide-5-Nitrae diisocyanate (TMI), phosphorous
Diisocyanate, tetramethoxy butane Isosorbide-5-Nitrae diisocyanate, butane Isosorbide-5-Nitrae diisocyanate, the diisocyanate of hexane 1,6, two rings
Hexyl methane diisocyanate, hexamethylene Isosorbide-5-Nitrae diisocyanate, the diisocyanate of hexamethylene 1,2, the isocyanic acid of hexamethylene 1,3 two
One or more in ester, ethylidene diisocyanate and norbornene alkyl diisocyanate；
The aliphatic polyol includes but is not limited to PPG, PEPA, polycarbonate polyol and many
First alcohol monomer etc.；The catalyst is preferably pink salt, more preferably dibutyl tin laurate.The chain extender is dihydroxymethyl
Propionic acid；
The temperature of the reaction is preferably 60 DEG C～90 DEG C, and the time of the reaction is preferably 2h～5h, the aliphatic
The mol ratio of diisocyanate and aliphatic polyol is preferably (3～8): 1, the aliphatic polyol and dihydromethyl propionic acid
Mol ratio be preferably (0.5～3): 1, the consumption of the catalyst is 50ppm～100ppm.
Performed polymer is cooled to 50 DEG C～70 DEG C, and nertralizer is added afterwards, and reaction is preferably neutralized under conditions of stirring.
In the present invention, the temperature of the stirring reaction is preferably 50 DEG C～70 DEG C, time of the stirring reaction be preferably 10min～
40min, in the present invention, the nertralizer is preferably (0.9～1.1) with the mol ratio of dihydromethyl propionic acid: 1.
The leather mending agente of having a shave of present invention offer includes the acrylic emulsion of 50～250 weight portions；Preferably include 60～240
The acrylic emulsion of weight portion；More preferably including the acrylic emulsion of 70～230 weight portions, most preferably including 80～220 weight
The acrylic emulsion of part.
The present invention is not defined to the source of aforesaid propylene yogurt liquid, commercially available.
It is preferred that being prepared using following methods：
By mass, raw material includes following components：
Remaining is water.
Specifically preparation method is：
The emulsifying agent of formula ratio is soluble in water, after being warmed up to 70～75 DEG C, add the acrylate of 2～5% formula ratios
The initiator solution of monomer, acrylic acid and reactive emulsifier and 25～50% formula ratios；
10～20min of heating response, reaction temperature rises to 80～85 DEG C, by the propylene of remaining formula ratio in 1.5～2h
Acid ester monomer, acrylic acid, reactive emulsifier and initiator are uniformly added drop-wise in reactor and are reacted；
1～1.5h of insulation reaction is further continued for after completion of dropping；It is cooled to 50 DEG C again, adds alkali lye so as to Ph is 7.5～
8.5, filtration is obtained final product.
The leather mending agente of having a shave of present invention offer includes the hollow microsphere of 20～75 weight portions；Preferably include 22～73 weight
The hollow microsphere of part；More preferably including the hollow microsphere of 25～70 weight portions；Most preferably including the hollow micro- of 28～68 weight portions
Ball.
The present invention is not defined for the source of the hollow microsphere, commercially available.
In the present invention, the hollow microsphere is the hollow microsphere through expanded foamed process.The expanded foamed process
For processing mode well known to those skilled in the art, the present inventor to this and it is unrestricted.
In the present invention, the particle diameter of the hollow microsphere is preferably 20～60 μm；More preferably 22～58 μm；Most preferably
25～55 μm.
Hollow microsphere is a kind of micro-sphere material of special construction function, its internal hole formed with loose structure, tool
The characteristics of having low-density, high-ratio surface.
The leather mending agente of having a shave of present invention offer includes the auxiliary rheological agents of 5～30 weight portions；Preferably 6～28 weight portions
Auxiliary rheological agents；More preferably auxiliary rheological agents of 8～26 weight portions；Most preferably auxiliary rheological agents of 10～23 weight portions.At this
In bright, the auxiliary rheological agents are preferably selected from cellulose rheology control agent, acrylic compounds rheology control agent and polyurethanes rheology and adjust
One or more in section agent.Wherein, cellulose family auxiliary rheological agents are preferably carboxymethylcellulose calcium, and acrylic acid auxiliary rheological agents are preferred
For bright Sheng TT-935 and ASE60, it is high by 3060 that polyurethanes auxiliary rheological agents are preferably enlightening.
The present inventor is not defined to the source of above-mentioned auxiliary rheological agents, commercially available.
The leather mending agente of having a shave of present invention offer includes the preservative of 0.1～0.5 weight portion；Preferably include 0.2～0.4 weight
The preservative of amount part；More preferably including the preservative of 0.25～0.35 weight portion.
In the present invention, the preservative is selected from one or more in Kathon CG class and oxazolines.The present inventor is to described
The source of preservative is not defined, commercially available.
The leather mending agente of having a shave of present invention offer includes the deionized water of 100～300 weight portions；Preferably include 110～290
The deionized water of weight portion；More preferably including the deionized water of 120～280 weight portions；Most preferably include 130～270 weight portions
Deionized water.
What the present invention was provided has a shave leather mending agente preferably also including the non-ionic oil of 5～50 weight portions；More preferably include 7～
The non-ionic oil of 48 weight portions；Most preferably including the non-ionic oil of 10～45 weight portions.
The non-ionic oil is preferably selected from one or more in vegetable oil, animal oil and mineral oil.The present invention is for institute
State vegetable oil, animal oil and mineral oil and have no concrete restriction, it is well known to those skilled in the art.The vegetable oil include but
It is not limited to soybean oil, rapeseed oil, cottonseed oil, rice bran oil, corn oil, sunflower oil；The animal oil include but is not limited to lard,
Butter, fish oil；It is white that the mineral oil includes but is not limited to industrial grade white oil, cosmetics-stage white oil, medical grade white oil, food-grade
Oil.
The non-ionic oil emulsifies the stabilized mixture to be formed preferably through nonionic emulsifier Jing.The nonionic
Emulsifying agent is preferably selected from one or more in isomery alcohol ether, AEO and castor oil polyoxyethylene ether；
Effect of the present invention addition non-ionic oil in system mainly has to improve mends the feel after wound is covered with paint, lacquer, colour wash, etc.；The added time is scraped in improvement
Operability, reduce not damaged position repairing paste residual.
The invention provides a kind of preparation method of the leather mending agente of having a shave described in above-mentioned technical proposal, including：
Deionized water, polyaminoester emulsion, hollow microsphere, acrylic emulsion, non-ionic oil and preservative are mixed, is obtained
To dispersion liquid；
The dispersion liquid is mixed with auxiliary rheological agents, is stirred and is obtained leather mending agente of having a shave.
The present invention is first by deionized water, polyaminoester emulsion, hollow microsphere, acrylic emulsion, non-ionic oil and preservative
Mix, obtain dispersion liquid.
The present inventor is not defined to reaction vessel, preferably carries out in reactor.
In the present invention, it is preferred to first mix deionized water and polyaminoester emulsion, stirring is lower to add hollow microsphere, continues
Stirring.The mixing time is preferably 0.5～1h；The weight ratio of the deionized water, polyaminoester emulsion and hollow microsphere is
(100～300)：(100～300)：(20～75)；Preferably (110～290)：(110～290)：(22～73)；More preferably
(120～280)：(130～270)：(25～70).
The source of the polyaminoester emulsion of the present invention and particle diameter of hollow microsphere is above-mentioned has been clearly described, here
Repeat no more.
After above-mentioned steps, mix with acrylic emulsion, non-ionic oil, preservative, continue to stir, obtain dispersion liquid.It is described
Mixing time is preferably 0.5～1h.
In the present invention, the acrylic emulsion, non-ionic oil, the mass ratio of preservative are (50～250)：(5～50)：
(0.1～0.5)；Preferably (60～240)：(7～48)：(0.2～0.4)；More preferably (70～230)：(10～45)：
(0.25～0.35).
After obtaining dispersion liquid, the dispersion liquid is mixed with auxiliary rheological agents, stirred, obtain leather mending agente of having a shave.
The mixing time is preferably 0.5～1h.
The leather mending agente the invention provides one kind is had a shave, including：The weight portion of aqueous polyurethane emulsion 100～300；Acrylic acid
The weight portion of emulsion 50～250；The weight portion of hollow microsphere 20～75；The weight portion of auxiliary rheological agents 5～30；The weight of preservative 0.1～0.5
Part；The weight portion of deionized water 100～300.The present invention passes through the synergy of polyaminoester emulsion and acrylic emulsion, to leather
Carry out appropriate filling；Simultaneously hollow microsphere is securely fixed in into leather disability position in the presence of auxiliary rheological agents etc., so as to
Reach carries out filling up the purpose of covering to leather disability well.Test result indicate that, the leather mending agente of having a shave that the present invention is provided
Leather disability is effectively filled up, leather hand feeling is not affected after filling up, without obvious position difference.During re-finishing mend traumatic part position and other
Position no color differnece.With the excellent anti-cut property of embossing and decorative pattern plumpness；Buffing performance is good, easy buffing, and leather ash is fine and smooth loose；Connect
The property is good, it is resistance to fall not split do not take off；Excellent cold-resistant tortuous ability.
In order to further illustrate the present invention, the leather mending agente of having a shave for providing the present invention with reference to embodiments is carried out in detail
Description.
Embodiment 1
Deionized water 150g, polyaminoester emulsion 180g are added into reactor, stirring is lower to add 50 μm of hollow dilatancy micro-
Ball 50g is stirred 0.5 hour, adds acrylic emulsion 120g, Kathon CG class preservative 0.05g, oxazolines preservative 0.1g, is continued
Stirring 0.6 hour；
By cellulose 10g under stirring, acrylic compounds auxiliary rheological agents 3g is added in dispersion liquid, and blowing is obtained after stirring 1 hour
Have a shave leather mending agente.
The leather mending agente of having a shave prepared using the embodiment of the present invention 1 carries out leather benefit wound of having a shave, and as a result shows, the present invention
What embodiment 1 was prepared have a shave, and leather mending agente can effectively be filled up to leather disability, and leather hand feeling is not affected after filling up, and be filled up
Position is with other positions without obvious position difference.
Embodiment 2
Deionized water 200g, polyaminoester emulsion 120g are added into reactor, stirring is lower to add 40 μm of hollow dilatancy micro-
Ball 40g is stirred 0.6 hour, adds acrylic emulsion 150g, non-ionic oil 10g, Kathon CG class preservative 0.05g, and oxazolines are prevented
Rotten agent 0.1g, continues to stir 1 hour；
By cellulose 2g under stirring, acrylic compounds auxiliary rheological agents 5g is added in dispersion liquid, and blowing must be repaiied after stirring 1 hour
Upper leather mending agente.
The leather mending agente of having a shave prepared using the embodiment of the present invention 2 carries out leather benefit wound of having a shave, and as a result shows, the present invention
What embodiment 2 was prepared have a shave, and leather mending agente can effectively be filled up to leather disability, and leather hand feeling is not affected after filling up, and be filled up
Position is with other positions without obvious position difference.
Embodiment 3
Equipped with agitator, condensing reflux pipe, the 250mL four-hole boiling flasks of thermocouple, add 22 grams of IPDI, 60 grams
PTMEG2000 and 0.01 gram of T12 catalyst, reacts 1 hour at 80 DEG C, obtains performed polymer；The performed polymer is heated into 80
DEG C, add 6 grams of DMPA to react 0.5 hour；The reactant liquor for obtaining is cooled into 60 DEG C, 3.8 grams of triethylamines are added, 30 points are reacted
Clock, obtains mixture；It is 500 to contain 2 gram-molecular weights by 160 grams under 1000r/min high-speed stirreds with high speed emulsion dispersion machine
PPOX ternary amine aqueous solution be added in the mixture, dispersion 30 minutes after obtain white band blue light aqueous polyurethane
Emulsion.
The polyaminoester emulsion is tested according to the method described above, its solid content be 35%, particle diameter 90nm～120nm,
Film stretching intensity 21MPa, elongation at break is 690%, and storage stability is good, and shore hardness is 65HA.
Embodiment 4
A kind of water-soluble colloidality polyacrylate filling resin for leather, by mass, raw material components are as follows：2- acrylamides-
2- methyl propane sulfonic acids sodium 0.36%；Initiator 0.28%；Lauryl sodium sulfate 1.0%；EmulsogenLCN0.4%；Propylene
Sour methyl esters 10%；Ethyl acrylate 10%；Remaining is water.
The emulsifying agent of formula ratio is soluble in water, after being warmed up to 70 DEG C, add 2% formula ratio acrylate monomer, third
The initiator solution of olefin(e) acid and reactive emulsifier and 25% formula ratio；Heating response 10min, reaction temperature rises to 80 DEG C,
The acrylate monomer of remaining formula ratio, acrylic acid, reactive emulsifier and initiator are uniformly added drop-wise into reaction in 1.5h
Reacted in kettle；Insulation reaction 1h is further continued for after completion of dropping；50 DEG C are cooled to again, add alkali lye so as to which PH is 7.5, mistake
Filter is obtained final product.It is that 7.5, viscosity is 15m.Pa.s that the solid content of water-soluble polyacrylate filling resin for leather is 22%, PH.
Embodiment 5
The polyaminoester emulsion 150g that deionized water 150g, the embodiment of the present invention 3 are prepared adds reactor, under stirring
The hollow dilatancy microballoon 60g for adding 55 μm is stirred 1 hour, adds the acrylic emulsion that the embodiment of the present invention 4 is prepared
150g, non-ionic oil 35g, Kathon CG class preservative 0.1g, oxazolines preservative 0.1g, continue to stir 1 hour；
Cellulose 15g is added in dispersion liquid under stirring, blowing must have a shave leather mending agente after stirring 1 hour.
The leather mending agente of having a shave prepared using the embodiment of the present invention 5 carries out leather benefit wound of having a shave, and as a result shows, the present invention
What embodiment 5 was prepared have a shave, and leather mending agente can effectively be filled up to leather disability, and leather hand feeling is not affected after filling up, and be filled up
Position is with other positions without obvious position difference.
Embodiment 6
The polyaminoester emulsion 120g that deionized water 180, the embodiment of the present invention 3 are prepared adds reactor, under stirring
Add 25 μm of hollow dilatancy microballoon 35g to stir 0.5 hour, add the acrylic emulsion that the embodiment of the present invention 4 is prepared
180g, non-ionic oil 45g, Kathon CG class preservative 0.05g, oxazolines preservative 0.1g, continue to stir 1 hour；
By cellulose 10g under stirring, acrylic compounds auxiliary rheological agents 3g is added in dispersion liquid, and blowing is obtained after stirring 1 hour
Have a shave leather mending agente.
The leather mending agente of having a shave prepared using the embodiment of the present invention 6 carries out leather benefit wound of having a shave, and as a result shows, the present invention
What embodiment 6 was prepared have a shave, and leather mending agente can effectively be filled up to leather disability, and leather hand feeling is not affected after filling up, and be filled up
Position is with other positions without obvious position difference.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. one kind is had a shave leather mending agente, including：
2. preparation method according to claim 1, it is characterised in that also including the non-ionic oil of 5～50 weight portions.
3. preparation method according to claim 2, it is characterised in that the non-ionic oil selected from vegetable oil, animal oil and
One or more in mineral oil.
4. preparation method according to claim 1, it is characterised in that the hollow microsphere is through expanded foamed process
Hollow microsphere.
5. preparation method according to claim 4, it is characterised in that the particle diameter of the hollow microsphere is 20～60 μm.
6. preparation method according to claim 1, it is characterised in that the aqueous polyurethane emulsion is 110～290 weight
Part.
7. preparation method according to claim 1, it is characterised in that the acrylic emulsion is 60～240 weight portions.
8. preparation method according to claim 1, it is characterised in that the auxiliary rheological agents are selected from cellulose rheology-modifying
One or more in agent, acrylic compounds rheology control agent and polyurethanes rheology control agent.
9. preparation method according to claim 1, it is characterised in that the preservative is in Kathon CG class and oxazolines
One or more.
10. having a shave described in a kind of claim 1～9 any one removes from office the preparation method of mending agente, it is characterised in that include：
Deionized water, polyaminoester emulsion, hollow microsphere, acrylic emulsion, non-ionic oil and preservative are mixed, is divided
Dispersion liquid；
The dispersion liquid is mixed with auxiliary rheological agents, is stirred and is obtained leather mending agente of having a shave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610898171.XA CN106634504B (en) | 2016-10-14 | 2016-10-14 | It has a shave and removes from office mending agente and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610898171.XA CN106634504B (en) | 2016-10-14 | 2016-10-14 | It has a shave and removes from office mending agente and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106634504A true CN106634504A (en) | 2017-05-10 |
| CN106634504B CN106634504B (en) | 2019-06-07 |
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ID=58855265
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610898171.XA Active CN106634504B (en) | 2016-10-14 | 2016-10-14 | It has a shave and removes from office mending agente and preparation method thereof |
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| CN (1) | CN106634504B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107057552A (en) * | 2017-05-16 | 2017-08-18 | 广州市明治皮具制品有限公司 | A kind of leather surface treatment agent and preparation method thereof |
| CN110747297A (en) * | 2017-12-22 | 2020-02-04 | 海宁文硕科技咨询有限公司 | Manufacturing method of improved sofa leather |
| CN111234676A (en) * | 2018-11-29 | 2020-06-05 | 丹东轻化工研究院有限责任公司 | Water-based leather mending paste |
| CN111808490A (en) * | 2020-07-17 | 2020-10-23 | 东莞市威一霸涂料有限公司 | Device surface defect shielding method |
| CN112143212A (en) * | 2019-06-28 | 2020-12-29 | 德莎欧洲股份公司 | Composition, foam substrate, backing, adhesive tape and application thereof |
| CN113969109A (en) * | 2021-11-04 | 2022-01-25 | 上海金狮化工有限公司 | Leather polishing and repairing paste and preparation method and application thereof |
| CN114106681A (en) * | 2021-11-04 | 2022-03-01 | 四川达威科技股份有限公司 | Leather bottom coating resin and preparation method thereof |
| CN114250019A (en) * | 2021-12-30 | 2022-03-29 | 盛瑞(常州)特种材料有限公司 | Leather surface modifier, composition for forming same and application |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107057552A (en) * | 2017-05-16 | 2017-08-18 | 广州市明治皮具制品有限公司 | A kind of leather surface treatment agent and preparation method thereof |
| CN110747297A (en) * | 2017-12-22 | 2020-02-04 | 海宁文硕科技咨询有限公司 | Manufacturing method of improved sofa leather |
| CN111234676A (en) * | 2018-11-29 | 2020-06-05 | 丹东轻化工研究院有限责任公司 | Water-based leather mending paste |
| CN112143212A (en) * | 2019-06-28 | 2020-12-29 | 德莎欧洲股份公司 | Composition, foam substrate, backing, adhesive tape and application thereof |
| EP3757157A1 (en) * | 2019-06-28 | 2020-12-30 | tesa SE | Composition, foam substrate, backing, adhesive tape and use of the same |
| CN111808490A (en) * | 2020-07-17 | 2020-10-23 | 东莞市威一霸涂料有限公司 | Device surface defect shielding method |
| CN113969109A (en) * | 2021-11-04 | 2022-01-25 | 上海金狮化工有限公司 | Leather polishing and repairing paste and preparation method and application thereof |
| CN114106681A (en) * | 2021-11-04 | 2022-03-01 | 四川达威科技股份有限公司 | Leather bottom coating resin and preparation method thereof |
| CN114250019A (en) * | 2021-12-30 | 2022-03-29 | 盛瑞(常州)特种材料有限公司 | Leather surface modifier, composition for forming same and application |
| CN114250019B (en) * | 2021-12-30 | 2023-01-17 | 盛瑞(常州)特种材料有限公司 | Leather surface modifier, composition for forming same and application |
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