A kind of perfuming laser paper
Technical field
The present invention relates to packaging industry technical field, more particularly to a kind of perfuming laser paper.
Background technology
Laser sprayed paper, abbreviation laser paper, it is that laser holographic pattern or letter signal are loaded into plating in a manner of being molded
A kind of high-end wrapping paper on aluminium paper surface.Laser paper is widely used in cigarette, food, medicine because of its splendid color and decorative effect
The packaging materials such as product.
Laser paper is divided into direct combination laser paper and transfer laser paper.Direct combination laser paper be by laser film directly with original
Paper is combined with compound adhesive;And transfer laser paper be then laser film and body paper it is compound after, then by laser film peel off make to aluminize
Layer is transferred on body paper by adhesive action.Transfer laser paper newly more wins one compared to composite laser paper, its feature of environmental protection and economy
Raise, have become main product in industry.
In nowadays increasingly competitive consumer goods market, the change of laser paper surface laser effect has been relied solely on
It is difficult to the sight for attracting consumer, and if adding essence in radium-shine paper product, perfuming laser paper is developed, is so caught
The eyeball of consumer, the smell of consumer is transferred again, brand value is packed in lifting, also excites the desire to purchase of consumer.However,
The relevant report of perfuming laser paper is not seen but at present.
The content of the invention
To solve above mentioned problem present in prior art and actual conditions, the invention provides a kind of perfuming laser paper,
Characterized in that, the laser paper has a multilayer, ecto-entad includes layer of varnish successively, radium-shine layer, aluminium coated, composite layer,
Original paper layer, back coating, described layer of varnish, radium-shine layer, composite layer or several layers of apply added with perfuming by one layer in back coating
Material.
Preferably, described perfuming coating is according to quality proportion, including following components:
Water soluble acrylic acid lipin polymer emulsion 30-60%;
The aqueous solution 20-35% of polyvinyl alcohol 1788;
Butanedial 0.08-0.15%;
Natural plants essence extract solution 0.1%-2%;
Water 10-30%;
Wetting agent 1%-2.5%;
Defoamer 0.5%-1.5%.
Preferably, the grammes per square metre of described original paper layer is 120-300g/m2, the 1-1.5mm of paper sheet thickness 0..
Preferably, the coating weight of described layer of varnish is 0.2-1.5g/m2;After described layer of varnish addition perfuming coating,
It is composed of the following components by weight percentage:Common varnish 10%-40%, perfuming coating 60%-90%.
Preferably, the coating weight of described radium-shine layer is 0.8-2g/m2;After described radium-shine layer addition perfuming coating, press
Percentage by weight is composed of the following components:Radium-shine coating 20%-65%, perfuming coating 35%-80%.
Preferably, the coating weight of described composite layer is 2.5-6g/m2;Described composite layer addition perfuming coating
Afterwards, it is composed of the following components by weight percentage:Common compound adhesive 20%-60%, perfuming coating 40%-80%.
Preferably, the coating weight of described back coating is 0.1-1 g/m2;After the back coating addition perfuming coating, by weight
It is composed of the following components to measure percentage:Common back coating liquid 1%-20%, perfuming coating 80%-99%.
Beneficial effect:
A kind of perfuming laser paper disclosed in embodiments of the invention, on the one hand, one layer in radium-shine paper structure or several layers of
Handled by perfuming, added with perfuming coating, give out tempting delicate fragrance, excite consumer's desire to purchase;On the other hand, perfuming
Modified polyvinylalcohol high molecular polymer is added with coating, except can be with organic essence containing hydroxyl in natural plants essence
Molecule is formed outside intermolecular hydrogen bonding, and its own cross-linked structure is even more that can effectively fetter essence molecule, reaches the work of fragrance sustained release
With.
Brief description of the drawings
Fig. 1 is a kind of structural representation of perfuming laser paper of the embodiment of the present invention.
Wherein:
1st, layer of varnish;2nd, radium-shine layer;3rd, aluminium coated;4th, composite layer;5th, original paper layer;6th, back coating.
Embodiment
Technical solution of the present invention is discussed in detail below in conjunction with the accompanying drawings.
As shown in figure 1, embodiment of the invention discloses that a kind of perfuming laser paper, the laser paper has multilayer, by outer
Inwardly include layer of varnish 1 successively, radium-shine layer 2, aluminium coated 3, composite layer 4, original paper layer 5, back coating 6, described layer of varnish 1,
Radium-shine layer 2, composite layer 4, or several layers of are added with perfuming coating by one layer in back coating 6.
Wherein, described perfuming coating is according to quality proportion, including following components:
Water soluble acrylic acid lipin polymer emulsion 30-60%;
The aqueous solution 20-35% of polyvinyl alcohol 1788;
Butanedial 0.08-0.15%;
Natural plants essence extract solution 0.1%-2%;
Water 10-30%;
The wetting agent 1%-2.5% of Dispers 740;
TEGO Airex 902w defoamers 0.5%-1.5%.
Above-mentioned natural plants essence extract solution, is natural Mint Essence extract solution, natural coffee essence extract solution, naturally
Grape essence extract solution, one kind in natural orange flavor extract solution.
Further, the grammes per square metre of described original paper layer 5 is 120-300g/m2, the 1-1.5mm of paper sheet thickness 0..
The coating weight of described layer of varnish 1 is 0.2-1.5g/m2.After described layer of varnish 1 adds perfuming coating, by weight
Percentage is composed of the following components:Common varnish 10%-40%, perfuming coating 60%-90%.
Specifically, described layer of varnish 1 is formed by varnish coating drying, coating weight 0.2-1.5 g/m2;Described varnish,
It is one kind in common varnish and perfuming varnish;Described common varnish, is self-crosslinking acrylic ester emulsion;Described perfuming is clear
Paint, it is composed of the following components by weight percentage:Common varnish 10%-40%, perfuming coating 60%-90%.
The coating weight of described radium-shine layer 2 is 0.8-2g/m2;After described radium-shine layer 2 adds perfuming coating, by weight hundred
Divide than composed of the following components:Radium-shine coating 20%-65%, perfuming coating 35%-80%.
Specifically, described radium-shine layer 2 is formed by radium-shine coating transfer coated, coating weight 0.8-2g/ m2;Described radium
Coating is penetrated, is one kind in the common radium-shine radium-shine coating of coating and perfuming;Described common radium-shine coating, is acrylic ester copolymer
Thing, one kind in amino resins and polyurethane;The radium-shine coating of described perfuming, it is composed of the following components by weight percentage:Radium
Penetrate coating 20%-65%, it is preferable that radium-shine coating 20%-35%);Perfuming coating 35%-80%, it is preferable that perfuming coating 65%-80%.
The coating weight of described composite layer 4 is 2.5-6g/m2;After described composite layer 4 adds perfuming coating, by weight
It is composed of the following components to measure percentage:Common compound adhesive 20%-60%, perfuming coating 40%-80%.
Specifically, described composite layer 4 is formed by compound adhesive composite drying, compound quantity 2.5-6g/m2;Described is compound
Glue is one kind in common compound adhesive and perfuming compound adhesive;Described common compound adhesive, is Carboxy polymer, ethene-vinegar
Vinyl acetate copolymer, one kind in vinyl acetate homopolymer and styrene-acrylic resin;Described perfuming compound adhesive, it is by weight hundred
Divide ratio by following components:Common compound adhesive 20%-60%, it is preferable that common compound adhesive 40%-60%;Perfuming coating 40%-80%, it is excellent
Selection of land, perfuming coating 40%-60%.
The coating weight of described back coating 6 is 0.1-1 g/m2;After the back coating 6 adds perfuming coating, by weight hundred
Divide than composed of the following components:Common back coating liquid 1%-20%, perfuming coating 80%-99%.
Specifically, described back coating 6 is formed after being dried by back coating liquid coating, coating weight 0.1-1 g/ m2;Back coating liquid is
One kind in common back coating liquid and perfuming back coating liquid;Described common back coating liquid, is polyvinylidene emulsions;Described perfuming
Back coating liquid, it is composed of the following components by weight percentage:Common back coating liquid 1%-10%, perfuming coating 90%-99%.
Three embodiments given below for preparing perfuming laser paper.
Embodiment 1
(1)Prepare peppermint aromatic coating:The aqueous solution 23kg of polyvinyl alcohol 1788, natural Mint Essence extract solution 2kg are taken successively
With water 10.85kg, add in reactor, stir 10min, then heat to 40 DEG C, add butanedial 0.15kg, continue to stir
4h;Water soluble acrylic acid lipin polymer emulsion 60kg is added into reactor, stirs 10min;Sequentially added into reactor
Wetting agent 2.5kg and TEGO the Airex 902w defoamer 1.5kg of Dispers 740,20min is stirred, peppermint aromatic coating is made.
(2)It is prepared by perfuming varnish:Self-crosslinking acrylic ester emulsion 20kg is taken, is directly added into 80kg peppermint aromatic coatings, is stirred
1h, minty note varnish is made.
(3)It is prepared by laser transfer membrane:Polyethylene terephthalate basement membrane is put into unwinding device, unlatching unreels dress
Put, common radium-shine coating of the former film by applicator roll coating self-crosslinking acrylic emulsion, after five section oven dryings, receive
Volume, molding, aluminizes, standby.Coating weight 1.2g/m2。
(4)Prepare semi-finished product minty note laser paper:Take 160 g/m2Body paper, body paper is put into unwinding device, face-up,
Unwinding device is opened, body paper is by the common back coating liquid of applicator roll coating polyvinylidene emulsions, the g/m of coating weight 0.12, three
Save after drying box dries, do not wind that to be directly over composite roll compound with the laser transfer membrane that is prepared in step 3, compound adhesive is poly-vinegar
The common compound adhesive of vinyl acetate emulsion, the g/m of compound quantity 2.52, then after five section oven for drying, peel off PET film, wind,
Obtain semi-finished product minty note laser paper.
(5)Prepare minty note laser paper:Semi-finished product minty note laser paper is put into unwinding device, radium-shine aspect upward, is opened
Unwinding device is opened, semi-finished product minty note laser paper is by applicator roll coating minty note varnish, the g/m of coating weight 0.22, five section dryings
After case is dried, wind, cut, packaging, finished product minty note laser paper.
Embodiment 2
(1)Prepare coffee aromatic coating:The aqueous solution 35kg of polyvinyl alcohol 1788, natural coffee essence extract solution are taken successively
0.1kg and water 30kg, add in reactor, stir 10min, then heat to 50 DEG C, add butanedial 0.08kg, continue to stir
4h;Water soluble acrylic acid lipin polymer emulsion 33.32kg is added into reactor, stirs 10min;Sequentially added into reactor
Wetting agent 1kg and TEGO the Airex 902w defoamer 0.5kg of Dispers 740,20min is stirred, coffee aromatic coating is made.
(2)Radium-shine coating perfuming:Acrylic acid ester emulsion 35kg is taken, the fragrant radium-shine coating 65kg of coffee is directly added into, stirs 1h,
Prepare the fragrant radium-shine coating of coffee.
(3)It is prepared by laser transfer membrane:Polyethylene terephthalate basement membrane is put into unwinding device, unlatching unreels dress
Put, former film is coated with the fragrant radium-shine coating of coffee by applicator roll, after five section oven dryings, winds, molding, aluminizes, standby.
The g/m of coating weight 1.42。
(4)Prepare semi-finished product coffee perfume (or spice) laser paper:Take 180 g/m2Body paper, body paper is put into unwinding device, face-up,
Unwinding device is opened, body paper is by the common back coating liquid of applicator roll coating polyvinylidene emulsions, the g/m of coating weight 0.32, three
Save after drying box dries, do not wind that to be directly over composite roll compound with the laser transfer membrane that is prepared in step 3, compound adhesive is phenylpropyl alcohol
Emulsion, the g/m of compound quantity 3.02, then after five section oven for drying, peel off PET film, winding, obtain semi-finished product coffee perfume (or spice) laser paper.
(5)Prepare coffee perfume (or spice) laser paper:Semi-finished product coffee perfume (or spice) laser paper is put into unwinding device, radium-shine aspect upward, is opened
Unwinding device is opened, semi-finished product coffee perfume (or spice) laser paper is by the common varnish of applicator roll coating amino resins, the g/m of coating weight 0.72,
After five section drying boxes are dried, wind, cut, packaging, finished product coffee perfume (or spice) laser paper.
Embodiment 3
(1)Prepare sweet orange aromatic coating:The aqueous solution 30kg of polyvinyl alcohol 1788, natural coffee essence extract solution 1kg are taken successively
With water 15.9kg, add in reactor, stir 10min, then heat to 60 DEG C, add butanedial 0.1kg, continue to stir 4h;
Water soluble acrylic acid lipin polymer emulsion 50kg is added into reactor, stirs 10min;Sequentially added into reactor
Wetting agent 1.8kg and TEGO the Airex 902w defoamer 1.2kg of Dispers 740,20min is stirred, coffee aromatic coating is made.
(2)Back coating liquid perfuming:Polyvinylidene emulsions 1kg is taken, is directly added into sweet orange aromatic coating 99kg, is mixed
1h, sweet orange perfume (or spice) back coating liquid is made.
(3)It is prepared by laser transfer membrane:Polyethylene terephthalate basement membrane is put into unwinding device, unlatching unreels dress
Put, former film after five section oven dryings, is received by the common radium-shine coating of applicator roll coating self-crosslinking acrylic ester emulsion
Volume, molding, aluminizes, standby.The g/m of coating weight 1.12。
(4)Prepare semi-finished product sweet orange perfume (or spice) laser paper:Take 230 g/m2Body paper, body paper is put into unwinding device, face-up,
Unwinding device is opened, body paper is by applicator roll coating sweet orange perfume (or spice) back coating liquid, the g/m of coating weight 0.72, after three section drying boxes are dried,
Do not wind that to be directly over composite roll compound with the laser transfer membrane that is prepared in step 3, compound adhesive is Carboxy emulsion, compound quantity
3.2 g/m2, then after five section oven for drying, peel off PET film, winding, obtain semi-finished product sweet orange perfume (or spice) laser paper.
(5)Prepare sweet orange perfume (or spice) laser paper:Semi-finished product sweet orange perfume (or spice) laser paper is put into unwinding device, radium-shine aspect upward, is opened
Open unwinding device, common varnish of the semi-finished product sweet orange perfume (or spice) laser paper by applicator roll coating self-crosslinking acrylic emulsion, coating weight
0.3 g/m2, after five section drying boxes are dried, wind, cut, packaging, finished product sweet orange perfume (or spice) laser paper.
A kind of perfuming laser paper disclosed by the invention possesses advantages below:
On the one hand, one layer in radium-shine paper structure or several layers of by perfuming processing, added with perfuming coating, gives out and lures
The delicate fragrance of people, excite consumer's desire to purchase;On the other hand, modified polyvinylalcohol high molecular polymerization is added with perfuming coating
Thing, in addition to it can form intermolecular hydrogen bonding with organic essence molecule containing hydroxyl in natural plants essence, its own crosslinking knot
Structure is even more that can effectively fetter essence molecule, has the function that fragrance is sustained.
Finally it should be noted that:The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.