Button of UV resistant xanthochromia and preparation method thereof
Technical field
The present invention relates to Fashion and Accessories technical field, particularly relate to button of UV resistant xanthochromia and preparation method thereof.
Background technology
Button is the fastener being connected for the both sides hem on clothes, and its initial effect is for connection to the door of clothes
The flap, the most gradually develops into and has become as one except keeping having more artistry and dicoration, i.e. button in addition to its original function
Personalized ornament.
Button, by the classification of its material, can be divided into natural class, chemical and other materials, at chemical knob among these
Button is divided into again organic button, resin button, carbamide to buckle, the mouth that sprays paint, plating buckles and buckled by the emperor himself.The fast development of resin industry in recent years,
And resin button has again that wearability is good, heat-resisting quantity is good and kind is of all kinds, the vivid plurality of advantages such as beautiful of color of light,
And resin button processing is easier, speed of production is fast, and relative price is the most relatively cheap, it is also possible to produce a lot of style each
Different, that shape is very strange button.Thus, resin button is more and more favored with manufacturing enterprise by consumer.At present,
Resin button is constantly in leading position in button production field.
Owing to the basic material of resin button is unsaturated polyester resin, resin button especially light-colored resin button is being grown
In the illumination of time and wearing process, being susceptible to xanthochromia, and affect the attractive in appearance of clothing, meanwhile, resin button is in production
Rear needs are tested, to meet international color fastness to light testing standard.
In international trade regulation, ISO105B02 and AATCC16 is more common color fastness to light testing standard, and these are two years old
The standard of kind all uses xenon lamp color fastness to light instrument to test, and simulation is tested textile under conditions of natural environment and shone at sunlight
Fading extent under penetrating.Button is inseparable with clothing, is also made as clothing detection during test, and therefore the detection method of button is also adopted
Test by the standard of textile.And light fastness instrument uses xenon arc lamp pipe simulated solar irradiation mostly, due to xenon arc fluorescent tube
Power is relatively big, can produce amount of heat in using, and the plastic of test not only can fade, and the xanthochromia degree of light color series products is more
Adding substantially, particularly white group button is obvious in AATCC 16 standard testing post yellowing degree, it is determined that time can only below 3 grades,
And standard must reach more than 3.5 grades, it is impossible to reach standard-required.
Summary of the invention
Present invention solves the technical problem that button of being to provide a kind of UV resistant xanthochromia and preparation method thereof, the application
The UV resistant xanthochromia button provided has preferable color fastness to light, and variable color rank is higher.
In view of this, this application provides a kind of mixed slurry for preparing UV resistant xanthochromia button, including:
Described UV absorbent is selected from salicylic acid esters, benzophenone class, benzotriazole, group-substituted acrylonitrile, triazines
With two or more in hindered amines.
Preferably, described mixed slurry also includes diluent and the mill base of 0.1~2 weight portions of 0.5~2 weight portions.
Preferably, described accelerator is cobalt naphthenate or cobalt iso-octoate;Described firming agent is methyl ethyl ketone peroxide and peroxide
Change the one in Ketohexamethylene.
Preferably, described UV absorbent is selected from light stabilizer HPT, UV absorbent UV-4360, ultraviolet absorber
Two or more in GW-540 and phenyl salicylate.
Preferably, the content of described UV absorbent is 0.6~1.0 weight portions.
Preferably, the content of described accelerator is 0.8~1.0 weight portions.
Present invention also provides the preparation method of a kind of UV resistant xanthochromia button, comprise the following steps:
By the UV absorbent of 0.2~1.5 weight portions, 95~99 unsaturated polyester resins and 0.6~1.2 of weight portion
After adding the firming agent mixing of 1.0~1.5 weight portions after the accelerator mix and blend of weight portion, obtain mixed slurry;
By described mixed slurry after moulding process, obtain UV resistant xanthochromia button.
Preferably, the technique of described molding includes centrifugal forming, cast molding or drips glue fill process.
Preferably, diluent and the color of 0.1~2 weight portions of 0.5~2 weight portions it are additionally added before described mix and blend
Slurry.
Present invention also provides the button of a kind of UV resistant xanthochromia, by unsaturated polyester resin, light stabilizer, accelerator
Obtain after preparation with firming agent.
This application provides a kind of mixed slurry for preparing paper sheet button, it includes 0.2~1.5 weight portions
Ultraviolet absorber, the unsaturated polyester resin of 95~99 weight portions, the diluent of 0.6~1.2 weight portions, 1.0~1.5 weight portions
Firming agent;Described UV absorbent is selected from salicylic acid esters, benzophenone class, benzotriazole, group-substituted acrylonitrile, triazines
With two or more in hindered amines.The application adds specific in the mixed serum preparing UV resistant xanthochromia button
The UV absorbent of ratio, and by adding two or more UV absorbent, make the button of preparation have relatively
High color fastness to light, xanthochromia degree is more weak, and variable color rank is higher.
Accompanying drawing explanation
Fig. 1 is the photo before and after the button A test of the embodiment of the present invention 1 preparation.
Detailed description of the invention
In order to be further appreciated by the present invention, below in conjunction with embodiment, the preferred embodiment of the invention is described, but
Should be appreciated that these describe simply as to further illustrate the features and advantages of the present invention rather than to the claims in the present invention
Limit.
The embodiment of the invention discloses the mixed slurry of a kind of UV resistant xanthochromia button, including:
Described UV absorbent is selected from salicylic acid esters, benzophenone class, benzotriazole, group-substituted acrylonitrile, triazines
With two or more in hindered amines.
Raw material in herein described mixed slurry is unsaturated polyester resin, its in ultraviolet resistance xanthochromia as it
The carrier of its component, can strengthen the adhesion of UV absorbent and other components.In the present invention, described unsaturated polyester (UP) tree
The resin that fat is well known to those skilled in the art, has no particular limits this application, and it can be adjacent benzene-type resin, isophthalic
One or more in type resin and p-phenyl's resin.The source of herein described unsaturated polyester resin can be commercially available product
Product, can be to prepare by method well known to those skilled in the art.The content of unsaturated polyester resin described herein
Being 95~99 weight portions, in certain embodiments, the content of described unsaturated polyester resin is preferably 96~98 weight portions, more excellent
Elect 97 weight portions as.
The ultraviolet absorber that described UV absorbent is well known to those skilled in the art, to this application the most particularly
Limit, it is preferred that herein described UV absorbent is preferably selected from salicylic acid esters, benzophenone class, benzotriazole, replacement third
Two or more in alkene nitrile, triazines and hindered amines;Example, it is steady that described UV absorbent is preferably selected from light
Determine in agent HPT, UV absorbent UV-4360, ultraviolet absorber GW-540 and phenyl salicylate two or more.On
The source stating UV absorbent has no particular limits, and can be commercially available prod, it is also possible to ripe according to those skilled in the art
The means known prepare.Herein described UV absorbent can make the color fastness to light of button preferably, weakens ultraviolet pair
The destruction of color.The content of UV absorbent described herein is 0.2~1.5 weight portions, in an embodiment, described ultraviolet
The content of light absorbers is preferably 0.6~1.0 weight portions, more preferably 0.7~0.9 weight portion.
Herein described mixed slurry also includes accelerator, the promotion that described accelerator is well known to those skilled in the art
Agent, has no particular limits this application, example, and herein described accelerator is preferably cobalt naphthenate and or isooctyl acid
Cobalt.The content of described accelerator is 0.6~1.2 weight portions, more preferably 0.8~1.0 weight portions.Herein described mixed slurry
In firming agent with promote mixed slurry solidification.Described firming agent is well known to those skilled in the art, and does not the most carry out spy
Other restriction, example, described firming agent is preferably selected from the one in methyl ethyl ketone peroxide and cyclohexanone peroxide.Described solidification
The content of agent is 1.0~1.5 weight portions, more preferably 1.2~1.4 weight portions.Herein described firming agent and described accelerator
Content is very few, then can make resin solidification not exclusively, cause the color fastness to light performance of button to reduce.
Also including mill base and diluent in herein described mixed slurry, described mill base is for regulating the face of mixed slurry
Color, described mill base is well known to those skilled in the art, and has no particular limits this application.The content of described mill base is
0.1~2 weight portions, in an embodiment, the content of described mill base is preferably 0.5~1 weight portion.
Herein described diluent is for regulating the viscosity of UV absorbent and unsaturated polyester resin.Herein described
The content of diluent is 0.5~2 weight portions, and in an embodiment, the content of described diluent is 0.8~1.5 weight portions, more preferably
It is 1.0~1.3 weight portions.
Present invention also provides the preparation method of a kind of UV resistant xanthochromia button, comprise the following steps:
By the UV absorbent of 0.2~1.5 weight portions, 95~99 unsaturated polyester resins and 0.6~1.2 of weight portion
After adding the firming agent mixing of 1.0~1.5 weight portions after the accelerator mix and blend of weight portion, obtain mixed slurry;
By mixed slurry after moulding process, obtain UV resistant xanthochromia button.
During preparing UV resistant xanthochromia button, first obtain mixed slurry by standby for mixed raw material.Mixing slurry
All raw materials are not directly mixed by the preparation of material, and the application needs finally to be added firming agent, to prevent unsaturated polyester
Ester resin produces gel;Therefore after first unsaturated polyester resin, UV absorbent are mixed homogeneously by the application with accelerator
Add firming agent, after mixing, obtain mixed slurry.Before described addition firming agent, the time of stirring is preferably 20~30min.
The application then by the mixed slurry that obtains after moulding process, obtain UV resistant Huang limit button.The application
Described moulding process includes centrifugal forming, cast molding or drips glue fill process, and it is ripe that above-mentioned technique is those skilled in the art
The moulding process known, has no particular limits this application.Example, described centrifugal molding process particularly as follows:
Mixed slurry obtained above is placed in centrifugal film bucket, gets rid of flat under the influence of centrifugal force and be solidified into sheet material,
Carry out punching press the most successively, harden, cut and polish, obtain button finished product.
The technique of described cast molding particularly as follows:
Mixed slurry is mixed in rod machine blender, then cast molding in aluminum pipe, carry out the demoulding the most successively, cut
Cut, cut and polish, obtain button finished product.
Technique that described glue is filled particularly as follows:
Mixed slurry is poured in adhesive dripping machine and instill in semi-finished product knob base, after solidification, then carry out the demoulding successively, cut and throw
Light, obtains button finished product.
In above process, described solidification, punching press, harden, cut and be skill well known to those skilled in the art with polishing
Art means, the most particularly limit.
Present invention also provides a kind of UV resistant xanthochromia button, it is by the ultraviolet absorber described in such scheme, insatiable hunger
Prepare with firming agent with polyester resin, accelerator.
The button that the present invention provides by two or more UV absorbent is added to unsaturated polyester resin, and
By using the accelerator of special ratios, firming agent, UV absorbent and unsaturated polyester resin, make the button prepared
Light color fastness preferable, xanthochromia degree is more weak, and variable color rank is higher.Test result indicate that, button fast light that the present invention provides
Color fastness can be to 4~5 grades.
In order to be further appreciated by the present invention, below in conjunction with the system of the UV resistant xanthochromia button that the present invention is provided by embodiment
For being described in detail, the most particularly limiting, protection scope of the present invention is not limited by the following examples.
Raw material in following example is commercially available prod.
Embodiment 1
The ultraviolet of the unsaturated polyester resin of 97 weight portions, the light stabilizer HPT of 0.4 weight portion, 0.3 weight portion is inhaled
Receive white pearlescent slurry, the brightening agent of 0.02 weight portion and 1.0 weight of agent UV-4360, the diluent of 1.3 weight portions, 1 weight portion
Agitator is stirred 30 minutes in charging basket by the cobalt naphthenate of part, according to the materials weight of THICKNESS CALCULATION well every sheet of product,
The methyl ethyl ketone peroxide being subsequently adding 1.0 weight portions is stirred for 3~5 minutes, is poured into by the compound obtained in centrifugal film bucket,
Get rid of flat under the effect of centrifugal force and be solidified into sheet material;It is die-cut into the knob base of required specification again with clicking machine, the blank obtained is divided
It it is two parts;Portion solidifies after completing knob base in the saline solution of certain saturation degree, and the sample A of gained uses hardness Barcol measurement
Examination knob base hardness, obtaining knob base hardness is 20~25 Pasteur, and another part uses conventional hot water to process in post cure processes, gained
Sample B uses Bareol hardness meter test knob base hardness, and obtaining knob base hardness is 10~12 Pasteur.
Embodiment 2
By the unsaturated polyester resin of 97 weight portions, the diluent of 1.2 weight portions, the white pigments of 1.2 weight portions and 0.4 weight
Agitator is stirred 30 minutes in charging basket by the light stabilizer HPT of amount part, is divided into 2 parts or many parts by bar pattern structure, respectively
Add cobalt iso-octoate and the cyclohexanone peroxide of 1.5 weight portions of 1.2 weight portions, uniformly mix through rod machine blender after stirring
Close, become bar further according to pattern structure cast molding in aluminum pipe;The knob base of desired thickness it is cut into again, certain full with blank cutter
Solidifying after completing knob base in the saline solution of degree, gained sample C uses Bareol hardness meter test knob base hardness, obtains knob base hard
Degree is 22~26 Pasteur.
Embodiment 3
By the unsaturated polyester resin of 97 weight portions, the diluent of 2 weight portions, the white pigments of 1 weight portion, 0.35 weight portion
Light stabilizer GW-540 and the phenyl salicylate of 0.5 weight portion in charging basket, agitator is stirred 30 minutes, add 0.8 weight
The cobalt naphthenate of amount part, the methyl ethyl ketone peroxide adding 1.2 weight portions after stirring is again stirring for uniformly, pouring adhesive dripping machine into
Material placing device in, through drip gluing equipment in order by resin instill scrapes in reeded semi-finished product knob base, complete under normal temperature condition
Solidification, places into after 4-6 hour and solidifies after completing in the saline solution of certain saturation degree to drip glue knob base, and gained sample D uses bar
Family name's durometer test knob base hardness, obtaining knob base hardness is 18~20 Pasteur.
Comparative example 1
The component of the present embodiment vegetation button includes: the unsaturated polyester resin of 97.7 weight portions, the dilution of 1.3 weight portions
Agent, the white pearlescent slurry of 1 weight portion and the brightening agent of 0.02 weight portion, in forming process, other technological parameter performs completely by real
Executing example 1, then solidification uses saline treatment, and the sample E of gained uses Bareol hardness meter test knob base hardness, obtains knob base hardness
It is 20~25 Pasteur.
Embodiment 4
By 5 kinds of knob bases of above example Yu comparative example gained, moulding machine cuts into blank surface required shape
Shape, then polishing obtains finished product button, then by ISO 105B02 standard, these four sections of buttons are carried out color fastness to light test respectively,
Obtain following test result:
Embodiment 1 gained button A: color fastness to light 4-5 level (as it is shown in figure 1, before the button test that Fig. 1 is the present embodiment
After photo, left side button be test before photo, right side button be test after photo);
Embodiment 1 gained button B: color fastness to light 3-4 level;
Embodiment 2 gained button C: color fastness to light 3-4 level;
Embodiment 3 gained button D: color fastness to light 4-5 level;
Comparative example 1 gained button E: color fastness to light 3.0 grades.
The explanation of above example is only intended to help to understand method and the core concept thereof of the present invention.It is right to it should be pointed out that,
For those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to the present invention is carried out
Some improvement and modification, these improve and modify in the protection domain also falling into the claims in the present invention.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.