A kind of melamine sprocket, its preparation method and melamine chain tooth zipper
Technical field
The present invention relates to zipper fabrication technical field, more particularly to a kind of melamine sprocket, its preparation method and melamine sprocket
Slide fastener.
Background technology
Slide fastener is the part of dress ornament auxiliary material, is had a wide range of applications in people's everyday general purpose dress ornament.Slide fastener is by chain
Tooth, pull head, bottom stopper (former code and rear code) or locking member etc. form, wherein, sprocket is key component.Generally, slide fastener
There is two panels chain belt, each have a row sprocket on every chain band, the two interlaced arrangements of row sprocket, pull head clamping both sides sprocket, borrow
Help and draw button loop to slide, you can the sprocket of both sides is intermeshed or is disengaged.
At present, the slide fastener that in the market occurs is mostly delrin zippers with pulllers, also known as polyformaldehyde injection molding zipper, and its sprocket mainly utilizes
Acetal plastic is matched colors by dyestuff and is prepared by injection molding machine, and fastness is good, heat resistance is strong and durable, prepares simultaneously
Technique is simple.But delrin zippers with pulllers sprocket of the prior art can only be painted by mixing uniform toner, color is single, and
The zipper sprocket color fastness obtained using the surface coloring technique such as surface lacquer is poor, and dry-cleaning, washing are easily faded.
The content of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of melamine sprocket, its preparation method and melamine
Chain tooth zipper, the melamine sprocket dry-clean color fastness and Washing are higher after colouring.
The invention provides a kind of melamine sprocket, include the composition of following parts by weight:
Preferably, the curing agent is in aminobenzenesulfonic acid, sulfamic acid amine, sulfuric acid monoethanolamine and diethanolaniline
It is one or more of.
Preferably, one or more of the inorganic filler in chemical cellulose, talcum powder and silica.
Preferably, the lubricant is selected from one or both of dimethicone and stearic amide.
Preferably, the one kind or several of the modified additive in fluorescence toner, phototropic powder, titanium dioxide and aluminum oxide
Kind.
The invention provides a kind of preparation method of melamine sprocket, including:
A) melamine formaldehyde resin performed polymer, inorganic filler, lubricant, curing agent and modified additive are mixed, obtained
Mixed material;
B) mixed material is molded, obtains melamine sprocket.
Preferably, the barrel temperature of the injection is 80~100 DEG C;The mold temperature of the injection is 140~160 DEG C.
Preferably, the injection pressure of the injection is 60~130MPa.
Preferably, the dwell pressure of the injection is 100~180MPa;The dwell time of the injection is 20~35s.
Present invention also offers a kind of melamine chain tooth zipper, including bottom stopper or locking member, sprocket, chain belt and pull head, institute
Sprocket is stated as melamine sprocket described above or the melamine sprocket of preparation method described above preparation.
The invention provides a kind of melamine sprocket, include the composition of following parts by weight:
The present invention is first by thermosetting plastics melamine (melamine formaldehyde resin performed polymer) materials application in the system of sprocket
Standby, obtained sprocket Washing and dry-cleaning color fastness after colouring is higher, and washing, dry-cleaning are not easy to fade.Lubricant
Addition, improve mobility of the mixed material in injection moulding process, improve sprocket Washing and dry-cleaning color fastness.
And the melamine formaldehyde resin performed polymer of specified quantitative coordinates other components collective effect, the Washing of sprocket is improved
With dry-cleaning color fastness, meanwhile, obtained melamine sprocket all possesses superior repellence to grease and various solvents, and wearability compared with
It is excellent.
Present invention also offers a kind of preparation method of melamine sprocket, because conventional zipper sprocket is mostly thermoplastic material
Matter, its injection molding process is not particularly suited for the melamine sprocket of the present invention, of the invention by developing corresponding production technology, and then
The melamine sprocket of higher Washing and dry-cleaning color fastness is obtained, meanwhile, obtained melamine sprocket is to grease and various solvents
All possesses superior repellence, and wearability is more excellent.By controlling molding proces s parameters, the water of zipper sprocket is further increased
Color fastness and dry-cleaning color fastness are washed, meanwhile, melamine sprocket is also carried to the repellence and wearability of grease and various solvents
It is high.
Test result indicates that the melamine sprocket that the present invention obtains after colouring, is tested using the full-automatic washing shrinkages of Y089D
Machine, according to standard《ISO 6330:2013 Textile Test home washings and drying program》In 4N programs, washed outside
Observation examination.Test result shows that the Washing for the melamine sprocket that the present invention obtains is 4.5 grades.Use commercial cleaning machine, root
According to《Change in size when AATCC158-2000 is dry-cleaned with perchloroethylene》Carry out dry-cleaning outward appearance test.Test result shows, this hair
The dry-cleaning color fastness of bright obtained melamine sprocket is 4.5 grades.The melamine sprocket that the present invention obtains is surveyed by the smearing of 5% sulfuric acid
Examination, test result show melamine slide fastener without significant change.
Embodiment
Below in conjunction with the embodiment of the present invention, technical scheme is clearly and completely described, it is clear that institute
The embodiment of description is only part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belongs to this hair
The scope of bright protection.
The invention provides a kind of melamine sprocket, include the composition of following parts by weight:
The composition of melamine sprocket provided by the invention includes melamine formaldehyde resin performed polymer, and the present invention is first by heat
Solidity plastics melamine (melamine formaldehyde resin performed polymer) materials application is in the preparation of sprocket, and obtained sprocket is after colouring
Washing and dry-cleaning color fastness are higher, and washing, dry-cleaning are not easy to fade.The melamine formaldehyde resin performed polymer
Content be 55~100 parts by weight;Preferably 70~100 parts by weight.In certain embodiments of the present invention, the melamine
The content of amine-for-aldehyde resin prepolymer is 88 parts by weight, 90 parts by weight or 100 parts by weight.The carbamide tree of specified quantitative
Fat performed polymer coordinates other components collective effect, improves the Washing and dry-cleaning color fastness of sprocket, meanwhile, what is obtained is close
Amine sprocket all possesses superior repellence to grease and various solvents, and wearability is more excellent.The present invention is to the melamine-first
The source of urea formaldehyde performed polymer has no special limitation, can make by oneself, can also be commercially available.
The composition of melamine sprocket provided by the invention includes curing agent.In the present invention, the curing agent is preferably amino
One or more in benzene sulfonic acid, sulfamic acid amine, sulfuric acid monoethanolamine and diethanolaniline.The content of the curing agent is 0.01
~0.2 parts by weight;Preferably 0.05~0.15 parts by weight.In certain embodiments of the present invention, the content of the curing agent is
0.1 parts by weight, 0.11 parts by weight, 0.14 parts by weight or 0.2 parts by weight.The effect of the curing agent is that catalysis accelerates solidification anti-
Should.
The composition of melamine sprocket provided by the invention also includes inorganic filler.In the present invention, the inorganic filler is preferred
For the one or more in chemical cellulose, talcum powder and silica.The content of the inorganic filler is 1~40 parts by weight;It is preferred that
For 10~30 parts by weight.In certain embodiments of the present invention, the content of the inorganic filler is 25 parts by weight or 30 parts by weight.
The inorganic filler is used for the intensity for increasing sprocket matrix.
The composition of melamine sprocket provided by the invention also includes lubricant.In the present invention, the lubricant is preferably two
One or both of methyl-silicone oil and stearic amide.The content of the lubricant is 0.5~5 parts by weight;Preferably 2~5
Parts by weight.In certain embodiments of the present invention, the content of the lubricant is 3 parts by weight, 3.5 parts by weight or 4 parts by weight.On
The addition of lubricant is stated, improves mobility of the mixed material in injection moulding process, the Washing of sprocket is improved and does
Wash color fastness.
The composition of melamine sprocket provided by the invention also includes modified additive.In the present invention, the modified additive is preferred
For the one or more in fluorescence toner, phototropic powder, titanium dioxide and aluminum oxide.The content of the modified additive be 0.1~
30 parts by weight;Preferably 0.1~5 parts by weight.In certain embodiments of the present invention, the content of the modified additive is 0.1 weight
Measure part or 0.2 parts by weight.
Above-mentioned titanium dioxide and aluminum oxide can increase the glossiness of melamine sprocket, and fluorescence toner can make melamine chain cingulum
Fluorescent effect, phototropic powder can make melamine sprocket carry the effect with phototropic.The producer can add according to consumer demand
Plus stating modified additive.
Present invention also offers a kind of preparation method of melamine sprocket, including:
A) melamine formaldehyde resin performed polymer, inorganic filler, lubricant, curing agent and modified additive are mixed, obtained
Mixed material;
B) mixed material is molded, obtains melamine sprocket.
Because conventional zipper sprocket is mostly thermoplastic material, its injection molding process is not particularly suited for the close of the present invention
Amine sprocket, the present invention obtain the melamine of higher Washing and dry-cleaning color fastness by developing corresponding production technology
Sprocket, meanwhile, obtained melamine sprocket all possesses superior repellence to grease and various solvents, and wearability is more excellent.Pass through
Molding proces s parameters are controlled, further increase the Washing and dry-cleaning color fastness of zipper sprocket, meanwhile, melamine sprocket pair
The repellence and wearability of grease and various solvents are also improved.
The melamine formaldehyde resin performed polymer, inorganic filler, lubricant, curing agent and modified additive component and
Proportioning is same as above, and therefore not to repeat here.The present invention has no special limitation to the source of above-mentioned used material component and reagent,
Can be general commercially available.
The present invention first mixes melamine formaldehyde resin performed polymer, inorganic filler, lubricant, curing agent and modified additive
Close, obtain mixed material.Specifically, it is preferably:First melamine formaldehyde resin performed polymer and inorganic filler are mixed, then,
Lubricant, curing agent and modified additive are added, mixed material is obtained after mixing.
In the present invention, after melamine formaldehyde resin performed polymer and inorganic filler being mixed, preferably also include:By institute
Mixed mixture is stated to be removed water.The present invention has no special limitation to the method for the water removal, using art technology
Water-eliminating method known to personnel.The present invention is preferably to dry.The temperature of the drying is preferably 65~85 DEG C;In the present invention
Some embodiments in, the temperature of the drying is 75 DEG C.The time of the drying is preferably 24~48h;In certain of the present invention
In a little embodiments, the time of the drying is 24h.
After the water removal, preferably also include being crushed in the mixture after the water removal.The present invention is to the crushing
Mode has no special limitation, using grinding mode well known to those skilled in the art, is ground into powdered.The crushing
Equipment be preferably ball mill pulverizer.
After obtaining mixed material, the mixed material is molded by the present invention, obtains melamine sprocket.Specifically, it is preferred that
For:The mixed material is molded into code to take, obtains melamine sprocket.
In the present invention, the equipment of the injection is preferably thermosetting plastics injection machine.The barrel temperature of the injection is excellent
Elect 80~100 DEG C as;More preferably 85~95 DEG C.In the present invention, the barrel temperature of injection can not be too high, too high easily to occur
Curing reaction;Simultaneously again can not be too low, temperature is too low easily to cause mobility inadequate, can not be full of mould, close so as to have influence on
The performance of amine sprocket and final color fastness.In certain embodiments of the present invention, the barrel temperature is 90 DEG C or 95 DEG C.
The injection pressure of the injection is preferably 60~130MPa;More preferably 100~130MPa.By high pressure by thick shape
Feed liquid is expelled in mould.In certain embodiments of the present invention, the injection pressure of the injection is 120Mpa.
In the present invention, the mould of the injection is different from the cooling and solidifying being routinely molded, but need to keep certain mould
Have temperature and dwell pressure.The mold temperature of the injection is preferably 140~160 DEG C;More preferably 150~160 DEG C.In this hair
In bright some embodiments, the mold temperature of the injection is 150 DEG C or 160 DEG C.The dwell pressure of the injection is preferably 100
~180MPa;More preferably 100~130MPa.In certain embodiments of the present invention, the dwell pressure of the injection is
120Mpa or 130Mpa.The dwell time of the injection is preferably 20~35s;More preferably 25~30s.In some of the present invention
In embodiment, the dwell time of the injection is 25s or 30s.During by limiting the mold temperature being molded, dwell pressure and pressurize
Between so that melamine formaldehyde resin performed polymer absorbs heat, in the presence of curing agent, macromolecules cross-linking occurs, so as to solid
Change, improve the performance of melamine sprocket and final color fastness.
The present invention has no special limitation to the material of the code band, is using material well known to those skilled in the art
Can.
After obtaining melamine sprocket, the present invention is preferably painted obtained melamine sprocket.In the present invention, the colouring
Technique be preferably:Marble paper is attached on the melamine sprocket, posted after spending, fitting stamp is carried out in mould.The fitting
The temperature of stamp is preferably 140~160 DEG C;The pressure of the fitting stamp is preferably 12~18Mpa;It is described fitting stamp when
Between be preferably 10~15s.
After the colouring, the present invention preferably also includes:Melamine sprocket after the colouring is surface-treated.The table
Face handles the burr for removing melamine chain tooth surface.In the present invention, the surface treatment is preferably sanding and polishing.
Present invention also offers a kind of melamine chain tooth zipper, including bottom stopper or locking member, sprocket, chain belt and pull head, institute
Sprocket is stated as melamine sprocket described above or the melamine sprocket of preparation method described above preparation.The present invention is to described upper and lower
Only or locking member, the material of chain belt and pull head and shape have no special limitation, using material well known to those skilled in the art
With shape.
The present invention has no special limitation to the preparation method of the melamine chain tooth zipper, ripe using those skilled in the art
The preparation method for the slide fastener known.The present invention is preferably by melamine sprocket described above or preparation method system described above
Standby melamine sprocket according to the production procedure of conventional delrin zippers with pulllers carry out it is surely very little, wear pull head, injection bottom stopper or locking member, obtain
Melamine chain tooth zipper.
The invention provides a kind of melamine sprocket, include the composition of following parts by weight:
Thermosetting plastics melamine formaldehyde resin performed polymer is applied to the preparation of sprocket by the present invention first, obtains
Sprocket Washing and dry-cleaning color fastness after colouring is higher, and washing, dry-cleaning are not easy to fade.The addition of lubricant, is carried
High mobility of the mixed material in injection moulding process, improve the Washing and dry-cleaning color fastness of sprocket.And specified quantitative
Melamine formaldehyde resin performed polymer coordinate other components collective effect, improve sprocket Washing and dry-cleaning color
Fastness, meanwhile, obtained melamine sprocket all possesses superior repellence to grease and various solvents, and wearability is more excellent.
Present invention also offers a kind of preparation method of melamine sprocket, because conventional zipper sprocket is mostly thermoplastic material
Matter, its injection molding process is not particularly suited for the melamine sprocket of the present invention, of the invention by developing corresponding production technology, and then
The melamine sprocket of higher Washing and dry-cleaning color fastness is obtained, meanwhile, obtained melamine sprocket is to grease and various solvents
All possesses superior repellence, and wearability is more excellent.By controlling molding proces s parameters, the water of zipper sprocket is further increased
Color fastness and dry-cleaning color fastness are washed, meanwhile, melamine sprocket is also carried to the repellence and wearability of grease and various solvents
It is high.
Test result indicates that the melamine sprocket that the present invention obtains after colouring, is tested using the full-automatic washing shrinkages of Y089D
Machine, according to standard《ISO 6330:2013 Textile Test home washings and drying program》In 4N programs, washed outside
Observation examination.Test result shows that the Washing for the melamine sprocket that the present invention obtains is 4.5 grades.Use commercial cleaning machine, root
According to《Change in size when AATCC158-2000 is dry-cleaned with perchloroethylene》Carry out dry-cleaning outward appearance test.Test result shows, this hair
The dry-cleaning color fastness of bright obtained melamine sprocket is 4.5 grades.The melamine sprocket that the present invention obtains is surveyed by the smearing of 5% sulfuric acid
Examination, test result show melamine slide fastener without significant change.
In order to further illustrate the present invention, with reference to embodiments to a kind of melamine sprocket provided by the invention, its preparation
Method and melamine chain tooth zipper are described in detail, but can not be understood as limiting the scope of the present invention.
Material component and reagent used are commercially available in following examples.
Embodiment 1
First by the melamine formaldehyde resin performed polymer of 100 parts by weight, the chemical cellulose of 15 parts by weight and 15 parts by weight
Talcum powder mixes, and under the conditions of 75 DEG C, dries 24h.The mixture after drying is ground into ball mill pulverizer again powdered.So
Afterwards, dimethicone, the sulfamic acid amine of 0.5 parts by weight and the titanium dioxide of 0.1 parts by weight of 3 parts by weight are added, after mixing
Obtain mixed material.
The mixed material is molded into code using thermosetting plastics injection machine to take, obtains melamine sprocket.The injection
Parameter be:90 DEG C of barrel temperature, 150 DEG C, injection pressure 120Mpa, dwell pressure 120Mpa of mold temperature, dwell time
25s。
Marble paper is attached on the melamine sprocket, posted after spending, stamp, the fitting stamp are bonded in 150 DEG C of moulds
Pressure be 14Mpa, it is described fitting print the time spent be 12s.
After being bonded stamp, the melamine chain tooth surface is subjected to sanding and polishing.Then, according to the production of conventional delrin zippers with pulllers
Flow carry out it is surely very little, wear pull head, injection bottom stopper or locking member, obtain melamine chain tooth zipper.
Using the full-automatic testing machine of shrinkage of Y089D, according to standard《ISO 6330:2013 Textile Tests are washed with family
Wash and drying program》In 4N programs, by obtained melamine chain tooth zipper carry out water-cleaning appearance test.Test result shows, this
The Washing for inventing obtained melamine sprocket is 4.5 grades.Using commercial cleaning machine, according to《AATCC158-2000 perchloro-s
Change in size when ethene is dry-cleaned》, obtained melamine chain tooth zipper is carried out to dry-clean outward appearance test.Test result shows, this hair
The dry-cleaning color fastness of bright obtained melamine sprocket is 4.5 grades.Smearing by the melamine sprocket that the present embodiment obtains by 5% sulfuric acid
Test, test result show melamine slide fastener without significant change.
Embodiment 2
First the chemical cellulose of the melamine formaldehyde resin performed polymer of 90 parts by weight, 25 parts by weight is mixed, in 75 DEG C of bars
Under part, 24h is dried.The mixture after drying is ground into ball mill pulverizer again powdered.Then, the hard of 4 parts by weight is added
The aluminum oxide of resin acid acid amides, the diethanolaniline of 0.11 parts by weight and 0.2 parts by weight, mixed material is obtained after mixing.
The mixed material is molded into code using thermosetting plastics injection machine to take, obtains melamine sprocket.The injection
Parameter be:90 DEG C of barrel temperature, 150 DEG C, injection pressure 120Mpa, dwell pressure 120Mpa of mold temperature, dwell time
25s。
Marble paper is attached on the melamine sprocket, posted after spending, stamp, the fitting stamp are bonded in 150 DEG C of moulds
Pressure be 14Mpa, it is described fitting print the time spent be 12s.
After being bonded stamp, the melamine chain tooth surface is subjected to sanding and polishing.Then, according to the production of conventional delrin zippers with pulllers
Flow carry out it is surely very little, wear pull head, injection bottom stopper or locking member, obtain melamine chain tooth zipper.
Using the full-automatic testing machine of shrinkage of Y089D, according to standard《ISO 6330:2013 Textile Tests are washed with family
Wash and drying program》In 4N programs, by obtained melamine chain tooth zipper carry out water-cleaning appearance test.Test result shows, this
The Washing for inventing obtained melamine sprocket is 4.5 grades.Using commercial cleaning machine, according to《AATCC158-2000 perchloro-s
Change in size when ethene is dry-cleaned》, obtained melamine chain tooth zipper is carried out to dry-clean outward appearance test.Test result shows, this hair
The dry-cleaning color fastness of bright obtained melamine sprocket is 4.5 grades.The melamine sprocket that the present invention obtains is surveyed by the smearing of 5% sulfuric acid
Examination, test result show melamine slide fastener without significant change.
Embodiment 3
First by the two of the melamine formaldehyde resin performed polymer of 88 parts by weight, the chemical cellulose of 20 parts by weight and 5 parts by weight
Silica mixes, and under the conditions of 75 DEG C, dries 24h.The mixture after drying is ground into ball mill pulverizer again powdered.So
Afterwards, stearic amide, the aminobenzenesulfonic acid of 0.14 parts by weight and the red fluorescence toner of 0.1 parts by weight of 3.5 parts by weight are added
Mixed material is obtained after mixing.
The mixed material is molded into code using thermosetting plastics injection machine to take, obtains melamine sprocket.The injection
Parameter be:90 DEG C of barrel temperature, 150 DEG C, injection pressure 120Mpa, dwell pressure 120Mpa of mold temperature, dwell time
25s。
Marble paper is attached on the melamine sprocket, posted after spending, stamp, the fitting stamp are bonded in 150 DEG C of moulds
Pressure be 14Mpa, it is described fitting print the time spent be 12s.
After being bonded stamp, the melamine chain tooth surface is subjected to sanding and polishing.Then, according to the production of conventional delrin zippers with pulllers
Flow carry out it is surely very little, wear pull head, injection bottom stopper or locking member, obtain melamine chain tooth zipper.
Using the full-automatic testing machine of shrinkage of Y089D, according to standard《ISO 6330:2013 Textile Tests are washed with family
Wash and drying program》In 4N programs, by obtained melamine chain tooth zipper carry out water-cleaning appearance test.Test result shows, this
The Washing for inventing obtained melamine sprocket is 4.5 grades.Using commercial cleaning machine, according to《AATCC158-2000 perchloro-s
Change in size when ethene is dry-cleaned》, obtained melamine chain tooth zipper is carried out to dry-clean outward appearance test.Test result shows, this hair
The dry-cleaning color fastness of bright obtained melamine sprocket is 4.5 grades.The melamine sprocket that the present invention obtains is surveyed by the smearing of 5% sulfuric acid
Examination, test result show melamine slide fastener without significant change.
Embodiment 4
First by the melamine formaldehyde resin performed polymer of 100 parts by weight, the chemical cellulose of 15 parts by weight and 15 parts by weight
Talcum powder mixes, and under the conditions of 75 DEG C, dries 24h.The mixture after drying is ground into ball mill pulverizer again powdered.So
Afterwards, dimethicone, the sulfamic acid amine of 0.2 parts by weight and the titanium dioxide of 0.1 parts by weight of 3 parts by weight are added, after mixing
Obtain mixed material.
The mixed material is molded into code using thermosetting plastics injection machine to take, obtains melamine sprocket.The injection
Parameter be:95 DEG C of barrel temperature, 160 DEG C, injection pressure 130Mpa, dwell pressure 130Mpa of mold temperature, dwell time
30s。
Marble paper is attached on the melamine sprocket, posted after spending, stamp, the fitting stamp are bonded in 150 DEG C of moulds
Pressure be 14Mpa, it is described fitting print the time spent be 12s.
After being bonded stamp, the melamine chain tooth surface is subjected to sanding and polishing.Then, according to the production of conventional delrin zippers with pulllers
Flow carry out it is surely very little, wear pull head, injection bottom stopper or locking member, obtain melamine chain tooth zipper.
Using the full-automatic testing machine of shrinkage of Y089D, according to standard《ISO 6330:2013 Textile Tests are washed with family
Wash and drying program》In 4N programs, by obtained melamine chain tooth zipper carry out water-cleaning appearance test.Test result shows, this
The Washing for inventing obtained melamine sprocket is 4.5 grades.Using commercial cleaning machine, according to《AATCC158-2000 perchloro-s
Change in size when ethene is dry-cleaned》, obtained melamine chain tooth zipper is carried out to dry-clean outward appearance test.Test result shows, this hair
The dry-cleaning color fastness of bright obtained melamine sprocket is 4.5 grades.The melamine sprocket that the present invention obtains is surveyed by the smearing of 5% sulfuric acid
Examination, test result show melamine slide fastener without significant change.
Embodiment 5
First by the melamine formaldehyde resin performed polymer of 100 parts by weight, the chemical cellulose of 15 parts by weight and 15 parts by weight
Talcum powder mixes, and under the conditions of 75 DEG C, dries 24h.The mixture after drying is ground into ball mill pulverizer again powdered.So
Afterwards, dimethicone, the sulfamic acid amine of 0.5 parts by weight and the titanium dioxide of 0.1 parts by weight of 3 parts by weight are added, after mixing
Obtain mixed material.
The mixed material is molded into code using thermosetting plastics injection machine to take, obtains melamine sprocket.The injection
Parameter be:95 DEG C of barrel temperature, 160 DEG C, injection pressure 130Mpa, dwell pressure 130Mpa of mold temperature, dwell time
30s。
Marble paper is attached on the melamine sprocket, posted after spending, stamp, the fitting stamp are bonded in 150 DEG C of moulds
Pressure be 14Mpa, it is described fitting print the time spent be 12s.
After being bonded stamp, the melamine chain tooth surface is subjected to sanding and polishing.Then, according to the production of conventional delrin zippers with pulllers
Flow carry out it is surely very little, wear pull head, injection bottom stopper or locking member, obtain melamine chain tooth zipper.
Using the full-automatic testing machine of shrinkage of Y089D, according to standard《ISO 6330:2013 Textile Tests are washed with family
Wash and drying program》In 4N programs, by obtained melamine chain tooth zipper carry out water-cleaning appearance test.Test result shows, this
The Washing for inventing obtained melamine sprocket is 4.5 grades.Using commercial cleaning machine, according to《AATCC158-2000 perchloro-s
Change in size when ethene is dry-cleaned》, obtained melamine chain tooth zipper is carried out to dry-clean outward appearance test.Test result shows, this hair
The dry-cleaning color fastness of bright obtained melamine sprocket is 4.5 grades.The melamine sprocket that the present invention obtains is surveyed by the smearing of 5% sulfuric acid
Examination, test result show melamine slide fastener without significant change.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.