CN106939109A - A kind of aqueous soft additive suitable for synthetic leather - Google Patents
A kind of aqueous soft additive suitable for synthetic leather Download PDFInfo
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- CN106939109A CN106939109A CN201710277930.5A CN201710277930A CN106939109A CN 106939109 A CN106939109 A CN 106939109A CN 201710277930 A CN201710277930 A CN 201710277930A CN 106939109 A CN106939109 A CN 106939109A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of 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 alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols
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- 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
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- 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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- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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- 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
- C09D7/63—Additives non-macromolecular organic
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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
- 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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0059—Organic ingredients with special effects, e.g. oil- or water-repellent, antimicrobial, flame-resistant, magnetic, bactericidal, odour-influencing agents; perfumes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
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- 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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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2203/00—Macromolecular materials of the coating layers
- D06N2203/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06N2203/045—Vinyl (co)polymers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/28—Artificial leather
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Abstract
The invention discloses a kind of aqueous soft additive suitable for synthetic leather, it is related to synthetic leather function additive technical field, is made up of the raw material of following parts by weight：20 25 parts of polyvinyl butyral resin, aqueous α firpenes/3 5 parts of biacetone acrylamide copolymer, 35 parts of microcrystalline cellulose, 23 parts of polyvinylpyrrolidone, 23 parts of oligosaccharide, 12 parts of pre-gelatinized potato starch, 12 parts of ester gum of nanometer titanium dioxide load, 12 parts of CSL, 0.5 1 parts of hexamethylolmelamine pregnancy ether, 0.5 1 parts of methylene diacrylamide, 0.1 0.3 parts of poly-D-lysine, 100 150 parts of water.The made soft additive of the present invention, which is made an addition to after aqueous polyurethane slurry, can be effectively improved the flexibility of made synthesis leather goods, assign the feel of synthesis leather goods soft and smooth property.
Description
Technical field：
The present invention relates to synthetic leather function additive technical field, and in particular to a kind of aqueous softness suitable for synthetic leather is helped
Agent.
Background technology：
Synthetic leather, is that, using impregnated non-woven fabrics as lamina reticularis, microvoid polyurethane layer is made as grain layer.Its is positive and negative
Face is all quite similar with leather, and with certain gas permeability, than common artificial leather closer to natural leather, is widely used in making
Footwear, boots, case and bag and ball etc..
, it is necessary to add function additive during synthetic leather processing, with strengthen the synthesis feel of leather goods, presentation quality and
Use quality.Softening agent belongs to the specific function auxiliary agent of synthetic leather, to assign synthetic leather soft and smooth feel, makes its hand
Sense is farthest close to corium.At present, synthetic leather is added to aqueous polyurethane slurry often with softening agent based on surfactant
Bubble is easily produced after material, so as to cause synthetic leather pin hole problems occur.
The content of the invention：
The technical problems to be solved by the invention are to provide a kind of soft effect significantly and without being applied to that foaming is produced
The aqueous soft additive of synthetic leather.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of aqueous soft additive suitable for synthetic leather, is made up of the raw material of following parts by weight：
20-25 parts of polyvinyl butyral resin, aqueous australene/3-5 parts of biacetone acrylamide copolymer, microcrystalline cellulose
3-5 parts, 2-3 parts of polyvinylpyrrolidone, 2-3 parts of oligosaccharide, 1-2 parts of pre-gelatinized potato starch, nanometer titanium dioxide load pine
Fragrant glyceride 1-2 parts, 1-2 parts of CSL, 0.5-1 parts of hexamethylolmelamine pregnancy ether, methylene diacrylamide
0.5-1 parts, 0.1-0.3 parts of poly-D-lysine, 100-150 parts of water；
Its preparation method comprises the following steps：
(1) polyvinylpyrrolidone and methylene diacrylamide are added into 2/3 water, and is warming up to reflux state insulation and is stirred
10min is mixed, polyvinyl butyral resin and poly-D-lysine is added, continues the insulated and stirred 30min that flows back, produces aqueous polyethylene
Butyral emulsion；
(2) oligosaccharide and pre-gelatinized potato starch are added into microcrystalline cellulose, 85-90 DEG C of insulation grinding is warming up to
15min, and be transferred in -5-0 DEG C of environment and stand 30min, 85-90 DEG C of insulation grinding 15min is warming up to again, is produced swelling type and is changed
Property microcrystalline cellulose；
(3) aqueous australene/biacetone acrylamide copolymer, swelling type modification of microcrystalline are added into remaining 1/3 water fine
Dimension element and CSL, and reflux state insulated and stirred 15min is warming up to, then add aqueous polyethylene butyral breast
Liquid, nanometer titanium dioxide load ester gum and hexamethylolmelamine pregnancy ether, send into ball mill, ball after being sufficiently mixed
Grind and 300 mesh sieves are crossed after 8h, gained filtrate is aqueous soft additive.
Aqueous australene/the biacetone acrylamide copolymer is anti-through copolymerization by australene and DAAM
It is made after should being handled with hydrophilic modifying, its specific preparation method is：DAAM and initiator are added into australene,
And 125-130 DEG C of insulated and stirred 30min is warming up to 5 DEG C/min programming rate under agitation, insulated and stirred terminate after immediately
Sealing and standing 1h in 0-5 DEG C of environment is transferred to, is then added by mixing that the dissolving of water, polyglutamic acid and HPMA is made
Close solution, then reflux state insulated and stirred 30min be warming up to 5 DEG C/min programming rate under agitation, gained mixed liquor from
So it is cooled to after room temperature and sends into freeze drier, dries gained solid and micro mist is made through micronizer, produce aqueous australene
Alkene/biacetone acrylamide copolymer.
The australene, DAAM, initiator, water, the quality of polyglutamic acid and HPMA
Amount ratio is 20-25:10-15:0.1-0.2:50-100:5-10:2-5.
The nanometer titanium dioxide load ester gum is made up of the Supported hydrogenating ester gum of nanometer titanium dioxide, and it has
Preparation is：Hydrogenated palm oil and cetanol are added into hydrogenated rosin glyceride, and is warming up to 85-90 DEG C of insulation grinding
15min, adds nanometer titanium dioxide and ferrocene, continues, in 85-90 DEG C of insulation grinding 30min, then to add 45-50 DEG C of temperature
Water, sends into ball mill after being sufficiently mixed, and is sent into after ball milling 8h in spray dryer, dries gained particle through ultramicro grinding mechanism
Into micro mist, nanometer titanium dioxide load ester gum is produced.
The hydrogenated rosin glyceride, hydrogenated palm oil, cetanol, nanometer titanium dioxide, the quality of ferrocene and warm water are used
Amount is than being 3-5:0.1-0.2:0.3-0.5:5-10:0.05-0.1:30-50.
The beneficial effects of the invention are as follows：The present invention is using polyvinyl butyral resin as primary raw material, and association is made with multiple auxiliary materials
Soft additive, made soft additive belongs to Waterborne synthetic leather function additive, uses cooperatively, significantly improves with aqueous polyurethane slurry
The feature of environmental protection of synthetic leather processing process；And made soft additive, which makes an addition to, can be effectively improved made conjunction after aqueous polyurethane slurry
Into the flexibility of leather goods, the feel of synthesis leather goods soft and smooth property is assigned；Aqueous poly- ammonia is made an addition to by made soft additive
Be not in foaming after ester slurry, so as to avoid synthesizing the generation of leather goods pin hole.
Embodiment：
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Specific embodiment is closed, the present invention is expanded on further.
Embodiment 1
(1) 2g polyvinylpyrrolidones and 1g methylene diacrylamides are added into 100g water, and is warming up to reflux state
Insulated and stirred 10min, adds 20g polyvinyl butyral resins and 0.3g poly-D-lysines, continues the insulated and stirred 30min that flows back,
Produce watersoluble polyvinyl alcohol butyral latex；
(2) 2g oligosaccharides and 1g pre-gelatinized potato starch are added into 5g microcrystalline celluloses, 85-90 DEG C of insulation is warming up to
15min is ground, and is transferred in -5-0 DEG C of environment and stands 30min, 85-90 DEG C of insulation grinding 15min is warming up to again, produces and is swelled
Type modified microcrystalline cellulose；
(3) the aqueous australene/biacetone acrylamide copolymers of 3g, swelling type modification of microcrystalline fiber are added into 50g water
Element and 1g CSLs, and reflux state insulated and stirred 15min is warming up to, then add aqueous polyethylene butyral breast
Liquid, 1g nanometer titanium dioxides load ester gum and 0.5g hexamethylolmelamine pregnancy ethers, ball milling is sent into after being sufficiently mixed
In machine, 300 mesh sieves are crossed after ball milling 8h, gained filtrate is aqueous soft additive.
The preparation of aqueous australene/biacetone acrylamide copolymer：10g diacetone acrylamides are added into 20g australenes
Acid amides and 0.2g initiators, and 125-130 DEG C of insulated and stirred 30min is warming up to 5 DEG C/min programming rate under agitation, protect
Temperature stirring is transferred to sealing and standing 1h in 0-5 DEG C of environment immediately after terminating, and then adds by 80g water, 5g polyglutamic acids and 2g water
The mixed solution that HPMA dissolving is made is solved, then reflux state is warming up to 5 DEG C/min programming rate under agitation and is protected
Temperature stirring 30min, gained mixed liquor is naturally cooled to after room temperature and sent into freeze drier, dries gained solid through ultramicro grinding
Micro mist is made in machine, produces aqueous australene/biacetone acrylamide copolymer.
Nanometer titanium dioxide loads the preparation of ester gum：0.1g hydrogenated palm oils are added into 3g hydrogenated rosin glycerides
With 0.3g cetanols, and be warming up to 85-90 DEG C insulation grinding 15min, add 5g nanometer titanium dioxides and 0.05g ferrocene, after
Continue in 85-90 DEG C of insulation grinding 30min, then add 50g 45-50 DEG C warm water, sent into after being sufficiently mixed in ball mill, ball milling
Sent into after 8h in spray dryer, dry gained particle and micro mist is made through micronizer, produce nanometer titanium dioxide load rosin
Glyceride.
Embodiment 2
(1) 3g polyvinylpyrrolidones and 0.5g methylene diacrylamides are added into 100g water, and is warming up to backflow shape
State insulated and stirred 10min, adds 25g polyvinyl butyral resins and 0.3g poly-D-lysines, continues the insulated and stirred that flows back
30min, produces watersoluble polyvinyl alcohol butyral latex；
(2) 2g oligosaccharides and 1g pre-gelatinized potato starch are added into 5g microcrystalline celluloses, 85-90 DEG C of insulation is warming up to
15min is ground, and is transferred in -5-0 DEG C of environment and stands 30min, 85-90 DEG C of insulation grinding 15min is warming up to again, produces and is swelled
Type modified microcrystalline cellulose；
(3) the aqueous australene/biacetone acrylamide copolymers of 5g, swelling type modification of microcrystalline fiber are added into 50g water
Element and 1g CSLs, and reflux state insulated and stirred 15min is warming up to, then add aqueous polyethylene butyral breast
Liquid, 1g nanometer titanium dioxides load ester gum and 0.5g hexamethylolmelamine pregnancy ethers, ball milling is sent into after being sufficiently mixed
In machine, 300 mesh sieves are crossed after ball milling 8h, gained filtrate is aqueous soft additive.
The preparation of aqueous australene/biacetone acrylamide copolymer：15g diacetone acrylamides are added into 25g australenes
Acid amides and 0.2g initiators, and 125-130 DEG C of insulated and stirred 30min is warming up to 5 DEG C/min programming rate under agitation, protect
Temperature stirring is transferred to sealing and standing 1h in 0-5 DEG C of environment immediately after terminating, and then adds by 100g water, 8g polyglutamic acids and 3g water
The mixed solution that HPMA dissolving is made is solved, then reflux state is warming up to 5 DEG C/min programming rate under agitation and is protected
Temperature stirring 30min, gained mixed liquor is naturally cooled to after room temperature and sent into freeze drier, dries gained solid through ultramicro grinding
Micro mist is made in machine, produces aqueous australene/biacetone acrylamide copolymer.
Nanometer titanium dioxide loads the preparation of ester gum：0.2g hydrogenated palm oils are added into 5g hydrogenated rosin glycerides
With 0.3g cetanols, and be warming up to 85-90 DEG C insulation grinding 15min, add 10g nanometer titanium dioxides and 0.05g ferrocene, after
Continue in 85-90 DEG C of insulation grinding 30min, then add 50g 45-50 DEG C warm water, sent into after being sufficiently mixed in ball mill, ball milling
Sent into after 8h in spray dryer, dry gained particle and micro mist is made through micronizer, produce nanometer titanium dioxide load rosin
Glyceride.
Reference examples 1
(1) 3g polyvinylpyrrolidones and 0.5g methylene diacrylamides are added into 100g water, and is warming up to backflow shape
State insulated and stirred 10min, adds 25g polyvinyl butyral resins and 0.3g poly-D-lysines, continues the insulated and stirred that flows back
30min, produces watersoluble polyvinyl alcohol butyral latex；
(2) 2g oligosaccharides and 1g pre-gelatinized potato starch are added into 5g microcrystalline celluloses, 85-90 DEG C of insulation is warming up to
15min is ground, and is transferred in -5-0 DEG C of environment and stands 30min, 85-90 DEG C of insulation grinding 15min is warming up to again, produces and is swelled
Type modified microcrystalline cellulose；
(3) the aqueous australene/biacetone acrylamide copolymers of 5g, swelling type modification of microcrystalline fiber are added into 50g water
Element and 1g CSLs, and reflux state insulated and stirred 15min is warming up to, then add aqueous polyethylene butyral breast
Liquid, 1g nanometer titanium dioxides and 0.5g hexamethylolmelamine pregnancy ethers, send into ball mill, mistake after ball milling 8h after being sufficiently mixed
300 mesh sieves, gained filtrate is aqueous soft additive.
The preparation of aqueous australene/biacetone acrylamide copolymer：15g diacetone acrylamides are added into 25g australenes
Acid amides and 0.2g initiators, and 125-130 DEG C of insulated and stirred 30min is warming up to 5 DEG C/min programming rate under agitation, protect
Temperature stirring is transferred to sealing and standing 1h in 0-5 DEG C of environment immediately after terminating, and then adds by 100g water, 8g polyglutamic acids and 3g water
The mixed solution that HPMA dissolving is made is solved, then reflux state is warming up to 5 DEG C/min programming rate under agitation and is protected
Temperature stirring 30min, gained mixed liquor is naturally cooled to after room temperature and sent into freeze drier, dries gained solid through ultramicro grinding
Micro mist is made in machine, produces aqueous australene/biacetone acrylamide copolymer.
Reference examples 2
(1) 3g polyvinylpyrrolidones and 0.5g methylene diacrylamides are added into 100g water, and is warming up to backflow shape
State insulated and stirred 10min, adds 25g polyvinyl butyral resins and 0.3g poly-D-lysines, continues the insulated and stirred that flows back
30min, produces watersoluble polyvinyl alcohol butyral latex；
(2) the aqueous australene/biacetone acrylamide copolymers of 5g, 5g microcrystalline celluloses and 1g are added into 50g water hard
Acyl calcium lactate, and reflux state insulated and stirred 15min is warming up to, then add watersoluble polyvinyl alcohol butyral latex, 1g and receive
Rice titanium dioxide and 0.5g hexamethylolmelamine pregnancy ethers, are sent into ball mill after being sufficiently mixed, and 300 mesh are crossed after ball milling 8h
Sieve, gained filtrate is aqueous soft additive.
The preparation of aqueous australene/biacetone acrylamide copolymer：15g diacetone acrylamides are added into 25g australenes
Acid amides and 0.2g initiators, and 125-130 DEG C of insulated and stirred 30min is warming up to 5 DEG C/min programming rate under agitation, protect
Temperature stirring is transferred to sealing and standing 1h in 0-5 DEG C of environment immediately after terminating, and then adds by 100g water, 8g polyglutamic acids and 3g water
The mixed solution that HPMA dissolving is made is solved, then reflux state is warming up to 5 DEG C/min programming rate under agitation and is protected
Temperature stirring 30min, gained mixed liquor is naturally cooled to after room temperature and sent into freeze drier, dries gained solid through ultramicro grinding
Micro mist is made in machine, produces aqueous australene/biacetone acrylamide copolymer.
Reference examples 3
(1) 3g polyvinylpyrrolidones and 0.5g methylene diacrylamides are added into 100g water, and is warming up to backflow shape
State insulated and stirred 10min, adds 25g polyvinyl butyral resins and 0.3g poly-D-lysines, continues the insulated and stirred that flows back
30min, produces watersoluble polyvinyl alcohol butyral latex；
(2) 5g microcrystalline celluloses and 1g CSLs are added into 50g water, and is warming up to reflux state insulated and stirred
15min, then adds watersoluble polyvinyl alcohol butyral latex, 1g nanometer titanium dioxides and 0.5g hexamethylolmelamine pregnancy
Ether, sends into ball mill after being sufficiently mixed, and 300 mesh sieves is crossed after ball milling 8h, gained filtrate is aqueous soft additive.
Embodiment 3
Equivalent embodiment 1, embodiment 2, reference examples 1, reference examples 2 and the made aqueous soft additive of reference examples 3 are added respectively
It is added in aqueous polyurethane slurry (each raw material proportioning as shown in table 1, wherein aqueous soft additive addition is 1.5wt%, with solid
Content meter), while setting the reference examples 4 without aqueous soft additive, and synthetic leather is made by identical processing technology, to institute
The flexibility of synthetic leather processed is tested, and test result is as shown in table 2.
The synthetic leather of table 1 prepares wet end furnish table
The flexibility test result of the made synthetic leather of table 2
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (5)
1. a kind of aqueous soft additive suitable for synthetic leather, it is characterised in that be made up of the raw material of following parts by weight：
20-25 parts of polyvinyl butyral resin, aqueous australene/3-5 parts of biacetone acrylamide copolymer, microcrystalline cellulose 3-5
Part, 2-3 parts of polyvinylpyrrolidone, 2-3 parts of oligosaccharide, 1-2 parts of pre-gelatinized potato starch, nanometer titanium dioxide load rosin are sweet
1-2 parts of grease, 1-2 parts of CSL, 0.5-1 parts of hexamethylolmelamine pregnancy ether, methylene diacrylamide 0.5-1
Part, 0.1-0.3 parts of poly-D-lysine, 100-150 parts of water；
Its preparation method comprises the following steps：
(1) polyvinylpyrrolidone and methylene diacrylamide are added into 2/3 water, and is warming up to reflux state insulated and stirred
10min, adds polyvinyl butyral resin and poly-D-lysine, continues the insulated and stirred 30min that flows back, produces watersoluble polyvinyl alcohol
Butyral latex；
(2) oligosaccharide and pre-gelatinized potato starch are added into microcrystalline cellulose, 85-90 DEG C of insulation grinding 15min is warming up to,
And be transferred in -5-0 DEG C of environment and stand 30min, 85-90 DEG C of insulation grinding 15min is warming up to again, produces swelling type modification of microcrystalline
Cellulose；
(3) aqueous australene/biacetone acrylamide copolymer, swelling type modified microcrystalline cellulose are added into remaining 1/3 water
And CSL, and be warming up to reflux state insulated and stirred 15min, then add watersoluble polyvinyl alcohol butyral latex,
Nanometer titanium dioxide loads ester gum and hexamethylolmelamine pregnancy ether, is sent into after being sufficiently mixed in ball mill, ball milling
300 mesh sieves are crossed after 8h, gained filtrate is aqueous soft additive.
2. the aqueous soft additive according to claim 1 suitable for synthetic leather, it is characterised in that：The aqueous australene
Alkene/biacetone acrylamide copolymer is made after being handled by australene and DAAM through copolyreaction and hydrophilic modifying
, its specific preparation method is：DAAM and initiator are added into australene, and under agitation with 5 DEG C/min
Programming rate be warming up to 125-130 DEG C of insulated and stirred 30min, insulated and stirred is transferred in 0-5 DEG C of environment and sealed immediately after terminating
Stand 1h, then add and the mixed solution that is made is dissolved by water, polyglutamic acid and HPMA, then under agitation with
5 DEG C/min programming rate is warming up to reflux state insulated and stirred 30min, gained mixed liquor naturally cool to after room temperature send into it is cold
In lyophilizer, dry gained solid and micro mist is made through micronizer, produce aqueous australene/DAAM copolymerization
Thing.
3. the aqueous soft additive according to claim 2 suitable for synthetic leather, it is characterised in that：It is the australene, double
Acetone acrylamide, initiator, water, the quality amount ratio of polyglutamic acid and HPMA are 20-25:10-15:
0.1-0.2:50-100:5-10:2-5。
4. the aqueous soft additive according to claim 1 suitable for synthetic leather, it is characterised in that：The nanometer titanium dioxide
Load ester gum is made up of the Supported hydrogenating ester gum of nanometer titanium dioxide, and its specific preparation method is：To hydrogenation pine
Hydrogenated palm oil and cetanol are added in fragrant glyceride, and is warming up to 85-90 DEG C of insulation grinding 15min, Nanometer Titanium Dioxide is added
Powder and ferrocene, continue, in 85-90 DEG C of insulation grinding 30min, then to add 45-50 DEG C of warm water, ball milling is sent into after being sufficiently mixed
In machine, sent into after ball milling 8h in spray dryer, dry gained particle and micro mist is made through micronizer, produce nanometer titanium dioxide
Load ester gum.
5. the aqueous soft additive according to claim 4 suitable for synthetic leather, it is characterised in that：The hydrogenated rosin is sweet
Grease, hydrogenated palm oil, cetanol, nanometer titanium dioxide, the quality amount ratio of ferrocene and warm water are 3-5:0.1-0.2:0.3-
0.5:5-10:0.05-0.1:30-50。
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107439913A (en) * | 2017-08-16 | 2017-12-08 | 寿县寿州芈八子食品科技有限公司 | Beef blood stains cleaning additive before a kind of steamed beef soup makes |
| CN110948971A (en) * | 2019-11-15 | 2020-04-03 | 清远市齐力合成革有限公司 | Super-soft and super-soft rebound synthetic leather fabric and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105316440A (en) * | 2014-07-11 | 2016-02-10 | 青岛蓝农谷农产品研究开发有限公司 | Antibiosis and softness increase leather treatment agent |
-
2017
- 2017-04-25 CN CN201710277930.5A patent/CN106939109A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105316440A (en) * | 2014-07-11 | 2016-02-10 | 青岛蓝农谷农产品研究开发有限公司 | Antibiosis and softness increase leather treatment agent |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107439913A (en) * | 2017-08-16 | 2017-12-08 | 寿县寿州芈八子食品科技有限公司 | Beef blood stains cleaning additive before a kind of steamed beef soup makes |
| CN110948971A (en) * | 2019-11-15 | 2020-04-03 | 清远市齐力合成革有限公司 | Super-soft and super-soft rebound synthetic leather fabric and preparation method thereof |
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