CN108642956A - Organic fluoride modified cyanurotriamide surface layer adhesive and preparation method thereof and melamine paper - Google Patents
Organic fluoride modified cyanurotriamide surface layer adhesive and preparation method thereof and melamine paper Download PDFInfo
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- CN108642956A CN108642956A CN201810487688.9A CN201810487688A CN108642956A CN 108642956 A CN108642956 A CN 108642956A CN 201810487688 A CN201810487688 A CN 201810487688A CN 108642956 A CN108642956 A CN 108642956A
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- Prior art keywords
- parts
- glue
- agent
- component
- surface layer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000002344 surface layer Substances 0.000 title claims abstract description 37
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 239000000853 adhesive Substances 0.000 title claims abstract description 26
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 26
- -1 fluoride modified cyanurotriamide Chemical class 0.000 title claims abstract description 25
- 229920000877 Melamine resin Polymers 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 239000003292 glue Substances 0.000 claims abstract description 77
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 38
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 35
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims abstract description 29
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 20
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims abstract description 12
- 239000003945 anionic surfactant Substances 0.000 claims abstract description 12
- 229920002635 polyurethane Polymers 0.000 claims abstract description 12
- 239000004814 polyurethane Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000080 wetting agent Substances 0.000 claims abstract description 11
- 230000009969 flowable effect Effects 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 5
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims description 2
- 239000011737 fluorine Substances 0.000 claims description 2
- 235000019256 formaldehyde Nutrition 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/24—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H19/26—Aminoplasts
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/24—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of Organic fluoride modified cyanurotriamide surface layer adhesive and preparation method thereof and melamine paper, the component and each component mass percent that Organic fluoride modified cyanurotriamide surface layer adhesive contains are as follows：Organic fluoride：0.1%~0.2%；Aqueous polyurethane：0.3%~1%；Anion surfactant：0.2%~0.5%；Surplus is low aldehyde glue, amounts to 100%；Wherein, the component and each component mass parts that low aldehyde glue contains are as follows：Basic glue：99 parts~99.8 parts；First auxiliary agent：0.2 part~1 part；The component and each component mass parts that the basis glue contains are as follows：Formaldehyde：34 parts~40 parts；Melamine：35 parts~40 parts；Water：20 parts~25 parts；Second auxiliary agent：3 parts~6 parts；Contain releasing agent, curing agent, flowable and/or polishes in first auxiliary agent；Contain accelerating agent, soft agent and wetting agent in second auxiliary agent.The melamine paper being prepared by it, using under high pressure, still has the characteristic of high light, high anti-pollution in long-time.
Description
Technical field
The present invention relates to a kind of Organic fluoride modified cyanurotriamide surface layer adhesive and preparation method thereof and melamine papers.
Background technology
Currently, the surface layer of the melamine paper of the prior art is made of common glue, the melamine paper of this mode
It is unfavorable for producing in enormous quantities, the time is long, inefficient, and under short time and low pressure, surface irregularity, antifouling effect is bad.
Invention content
The technical problem to be solved by the present invention is to overcome the deficiencies of existing technologies, a kind of organic fluorine richness melamine is provided
Amine surface layer adhesive, the melamine paper being prepared by it long-time using and high pressure under, still with high light, high anti-pollution
Characteristic.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of Organic fluoride modified cyanurotriamide surface layer adhesive,
The component and each component mass percent that it contains are as follows：
Organic fluoride：0.1%~0.2%；
Aqueous polyurethane：0.3%~1%；
Anion surfactant：0.2%~0.5%；
Surplus is low aldehyde glue, amounts to 100%；
Wherein, the component and each component mass parts that low aldehyde glue contains are as follows：Basic glue：99 parts~99.8 parts；First helps
Agent：0.2 part~1 part；
The component and each component mass parts that the basis glue contains are as follows：Formaldehyde：34 parts~40 parts；Melamine：35 parts
~40 parts；Water：20 parts~25 parts；Second auxiliary agent：3 parts~6 parts；
Contain releasing agent, curing agent, flowable and/or polishes in first auxiliary agent；
Contain accelerating agent, soft agent and wetting agent in second auxiliary agent.
The present invention also provides a kind of preparation method of Organic fluoride modified cyanurotriamide surface layer adhesive, the step of preparation method in
Contain：
S1：Prepare low aldehyde glue；
S2：It is stirred after anion surfactant is added in low aldehyde glue, obtains just glue；
S3：Organic fluoride and aqueous polyurethane are mixed evenly, mixture is formed；
S4：It feeds the mixture into just glue and stirs evenly, obtain Organic fluoride modified cyanurotriamide surface layer adhesive.
Further, in step s 2, mixing time is 5~20 minutes.
Further, in step s3, the speed of stirring is 30~50 revs/min.
Further, in step s 4, mixing time is 5~10 minutes and/or mixing speed is 30~50 revs/min.
Further, in step sl, the preparation method of low aldehyde glue is by the basic glue and the first auxiliary agent of corrresponding quality point
It is uniformly mixed；Wherein, the preparation process of basic glue is as follows：
According to each component and each component quality point stock of basic glue；
In the case where container is in stirring, by whole water, formaldehyde, melamine and the second auxiliary agent accelerating agent and
Wetting agent is added to the container；
The pH value in container is adjusted to 8.8~9.2；
Then 90 DEG C~95 DEG C are risen to, then the soft agent of the second auxiliary agent is added in a reservoir, insulated and stirred makes container
The water-soluble ratio of interior solution reaches 1：(2.5~3.0), are cooled to 70 DEG C~75 DEG C, and insulated and stirred makes the water-soluble ratio in container
Reach 1：(1.8~2.0), are cooled to room temperature, and discharging obtains basic glue.
The present invention also provides a kind of melamine papers to contain surface layer, and the surface layer uses Organic fluoride modified cyanurotriamide table
Layer glue is prepared.
After using above-mentioned technical proposal, using basis in the low aldehyde glue of this Organic fluoride modified cyanurotriamide surface layer adhesive
Glue, the glue proportioning and glue parameter of basic glue can reach absorption and the release balance of formaldehyde so that whole formaldehyde
Burst size reaches E0 grades；In addition, the present invention gone jointly by Organic fluoride, aqueous polyurethane and anion surfactant it is modified low
Melamine in aldehyde glue makes it, using under high pressure, still have the characteristic of high light, high anti-pollution in long-time.
Specific implementation mode
In order that the present invention can be more clearly and readily understood, below according to specific embodiment, to the present invention make into
One step is described in detail.
Embodiment one
A kind of Organic fluoride modified cyanurotriamide surface layer adhesive, the component and each component mass percent that it contains are as follows：
Organic fluoride：0.1%；
Aqueous polyurethane：0.3%；
Anion surfactant：0.2%；
Surplus is low aldehyde glue, amounts to 100%；
Wherein, the component and each component mass parts that low aldehyde glue contains are as follows：Basic glue：99 parts；First auxiliary agent：1 part；
The component and each component mass parts that the basis glue contains are as follows：Formaldehyde：34 parts；Melamine：35 parts；Water：20
Part；Second auxiliary agent：3 parts；
Contain releasing agent, curing agent, flowable in first auxiliary agent；
Contain accelerating agent, soft agent and wetting agent in second auxiliary agent.
Contain in the step of preparation method of the Organic fluoride modified cyanurotriamide surface layer adhesive, method：
S1：Prepare low aldehyde glue；
S2：It is stirred after anion surfactant is added in low aldehyde glue, obtains just glue；
S3：Organic fluoride and aqueous polyurethane are mixed evenly, mixture is formed；
S4：It feeds the mixture into just glue and stirs evenly, obtain Organic fluoride modified cyanurotriamide surface layer adhesive.
In step s 2, mixing time is 5 minutes.
In step s3, the speed of stirring is 30 revs/min.
In step s 4, mixing time is 5 minutes, and mixing speed is 30 revs/min.
In step sl, the preparation method of low aldehyde glue is to mix the basic glue of corrresponding quality point and the first auxiliary agent
It is even；
Wherein, the preparation process of basic glue is as follows：
According to each component and each component quality point stock of basic glue；
In the case where container is in stirring, by whole water, formaldehyde, melamine and the second auxiliary agent accelerating agent and
Wetting agent is added to the container；
The pH value in container is adjusted to 8.8；
Then 90 DEG C are risen to, then the soft agent of the second auxiliary agent is added in a reservoir, insulated and stirred makes molten in container
The water-soluble ratio of liquid reaches 1：2.5,70 DEG C are cooled to, insulated and stirred makes the water-soluble ratio in container reach 1：1.8, it is cooled to room
Temperature, discharging obtain basic glue.
A kind of melamine paper contains surface layer, and the surface layer is prepared into using the Organic fluoride modified cyanurotriamide surface layer adhesive
It arrives.
Embodiment two
A kind of Organic fluoride modified cyanurotriamide surface layer adhesive, the component and each component mass percent that it contains are as follows：
Organic fluoride：0.2%；
Aqueous polyurethane：1%；
Anion surfactant：0.5%；
Surplus is low aldehyde glue, amounts to 100%；
Wherein, the component and each component mass parts that low aldehyde glue contains are as follows：Basic glue：99.8 parts；First auxiliary agent：0.2
Part；
The component and each component mass parts that the basis glue contains are as follows：Formaldehyde：40 parts；Melamine：40 parts；Water：25
Part；Second auxiliary agent：6 parts；
Contain releasing agent, curing agent, flowable, polishes in first auxiliary agent；
Contain accelerating agent, soft agent and wetting agent in second auxiliary agent.
Contain in the step of preparation method of the Organic fluoride modified cyanurotriamide surface layer adhesive, method：
S1：Prepare low aldehyde glue；
S2：It is stirred after anion surfactant is added in low aldehyde glue, obtains just glue；
S3：Organic fluoride and aqueous polyurethane are mixed evenly, mixture is formed；
S4：It feeds the mixture into just glue and stirs evenly, obtain Organic fluoride modified cyanurotriamide surface layer adhesive.
In step s 2, mixing time is 20 minutes.
In step s3, the speed of stirring is 50 revs/min.
In step s 4, mixing time is 10 minutes, and mixing speed is 50 revs/min.
In step sl, the preparation method of low aldehyde glue is to mix the basic glue of corrresponding quality point and the first auxiliary agent
It is even；
Wherein, the preparation process of basic glue is as follows：
According to each component and each component quality point stock of basic glue；
In the case where container is in stirring, by whole water, formaldehyde, melamine and the second auxiliary agent accelerating agent and
Wetting agent is added to the container；
The pH value in container is adjusted to 9.2；
Then 95 DEG C are risen to, then the soft agent of the second auxiliary agent is added in a reservoir, insulated and stirred makes molten in container
The water-soluble ratio of liquid reaches 1：3.0,75 DEG C are cooled to, insulated and stirred makes the water-soluble ratio in container reach 1：2.0, it is cooled to room
Temperature, discharging obtain basic glue.
A kind of melamine paper contains surface layer, and the surface layer is prepared into using the Organic fluoride modified cyanurotriamide surface layer adhesive
It arrives.
Embodiment three
A kind of Organic fluoride modified cyanurotriamide surface layer adhesive, the component and each component mass percent that it contains are as follows：
Organic fluoride：0.15%；
Aqueous polyurethane：0.7%；
Anion surfactant：0.35%；
Surplus is low aldehyde glue, amounts to 100%；
Wherein, the component and each component mass parts that low aldehyde glue contains are as follows：Basic glue：99.4 parts；First auxiliary agent：0.6
Part；
The component and each component mass parts that the basis glue contains are as follows：Formaldehyde：36 parts；Melamine：38 parts；Water：23
Part；Second auxiliary agent：5 parts；
Contain releasing agent, curing agent, flowable in first auxiliary agent；
Contain accelerating agent, soft agent and wetting agent in second auxiliary agent.
Contain in the step of preparation method of the Organic fluoride modified cyanurotriamide surface layer adhesive, method：
S1：Prepare low aldehyde glue；
S2：It is stirred after anion surfactant is added in low aldehyde glue, obtains just glue；
S3：Organic fluoride and aqueous polyurethane are mixed evenly, mixture is formed；
S4：It feeds the mixture into just glue and stirs evenly, obtain Organic fluoride modified cyanurotriamide surface layer adhesive.
In step s 2, mixing time is 13 minutes.
In step s3, the speed of stirring is 40 revs/min.
In step s 4, mixing time is 8 minutes, and mixing speed is 40 revs/min.
In step sl, the preparation method of low aldehyde glue is to mix the basic glue of corrresponding quality point and the first auxiliary agent
It is even；
Wherein, the preparation process of basic glue is as follows：
According to each component and each component quality point stock of basic glue；
In the case where container is in stirring, by whole water, formaldehyde, melamine and the second auxiliary agent accelerating agent and
Wetting agent is added to the container；
The pH value in container is adjusted to 9.0；
Then 92 DEG C are risen to, then the soft agent of the second auxiliary agent is added in a reservoir, insulated and stirred makes molten in container
The water-soluble ratio of liquid reaches 1：2.8,73 DEG C are cooled to, insulated and stirred makes the water-soluble ratio in container reach 1：1.9, it is cooled to room
Temperature, discharging obtain basic glue.
A kind of melamine paper contains surface layer, and the surface layer is prepared into using the Organic fluoride modified cyanurotriamide surface layer adhesive
It arrives.
The melamine paper that three above embodiment is prepared finds still have higher after long-time use
Light, surface smut is smaller, and stain resistance is strong, in addition, asking burst size of methanal also relatively low, the market reached in industry is new
E0 grades of mark.
Particular embodiments described above, pair present invention solves the technical problem that, technical solution and advantageous effect carry out
It is further described, it should be understood that the above is only a specific embodiment of the present invention, is not limited to this
Invention, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this hair
Within bright protection domain.
Claims (7)
1. a kind of Organic fluoride modified cyanurotriamide surface layer adhesive, it is characterised in that the component and each component mass percent that it contains are such as
Under：
Organic fluoride：0.1%~0.2%；
Aqueous polyurethane：0.3%~1%；
Anion surfactant：0.2%~0.5%；
Surplus is low aldehyde glue, amounts to 100%；
Wherein, the component and each component mass parts that low aldehyde glue contains are as follows：Basic glue：99 parts~99.8 parts；First auxiliary agent：
0.2 part~1 part；
The component and each component mass parts that the basis glue contains are as follows：Formaldehyde：34 parts~40 parts；Melamine：35 parts~40
Part；Water：20 parts~25 parts；Second auxiliary agent：3 parts~6 parts；
Contain releasing agent, curing agent, flowable and/or polishes in first auxiliary agent；
Contain accelerating agent, soft agent and wetting agent in second auxiliary agent.
2. a kind of preparation method of Organic fluoride modified cyanurotriamide surface layer adhesive as described in claim 1, it is characterised in that method
The step of in contain：
S1：Prepare low aldehyde glue；
S2：It is stirred after anion surfactant is added in low aldehyde glue, obtains just glue；
S3：Organic fluoride and aqueous polyurethane are mixed evenly, mixture is formed；
S4：It feeds the mixture into just glue and stirs evenly, obtain Organic fluoride modified cyanurotriamide surface layer adhesive.
3. preparation method according to claim 2, it is characterised in that：In step s 2, mixing time is 5~20 minutes.
4. preparation method according to claim 2, it is characterised in that：In step s3, the speed of stirring be 30~50 turns/
Point.
5. preparation method according to claim 2, it is characterised in that：In step s 4, mixing time is 5~10 minutes
And/or mixing speed is 30~50 revs/min.
6. preparation method according to claim 2, it is characterised in that：In step sl, the preparation method of low aldehyde glue is
The basic glue of corrresponding quality point and the first auxiliary agent are uniformly mixed；Wherein, the preparation process of basic glue is as follows：
According to each component and each component quality point stock of basic glue；
In the case where container is in stirring, by whole water, formaldehyde, melamine and the second auxiliary agent accelerating agent and wetting
Agent is added to the container；
The pH value in container is adjusted to 8.8~9.2；
Then 90 DEG C~95 DEG C are risen to, then the soft agent of the second auxiliary agent is added in a reservoir, insulated and stirred makes in container
The water-soluble ratio of solution reaches 1：(2.5~3.0), are cooled to 70 DEG C~75 DEG C, and insulated and stirred makes the water-soluble ratio in container reach
1：(1.8~2.0), are cooled to room temperature, and discharging obtains basic glue.
7. a kind of melamine paper, which is characterized in that it contains surface layer, and the surface layer is using as described in claim 1 organic
Fluorine richness melamine surface layer adhesive is prepared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810487688.9A CN108642956A (en) | 2018-05-21 | 2018-05-21 | Organic fluoride modified cyanurotriamide surface layer adhesive and preparation method thereof and melamine paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810487688.9A CN108642956A (en) | 2018-05-21 | 2018-05-21 | Organic fluoride modified cyanurotriamide surface layer adhesive and preparation method thereof and melamine paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108642956A true CN108642956A (en) | 2018-10-12 |
Family
ID=63757017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810487688.9A Pending CN108642956A (en) | 2018-05-21 | 2018-05-21 | Organic fluoride modified cyanurotriamide surface layer adhesive and preparation method thereof and melamine paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108642956A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744884A (en) * | 2019-10-29 | 2020-02-04 | 张爱文 | Melamine composite board |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1886481A (en) * | 2003-11-24 | 2006-12-27 | 3M创新有限公司 | Fluorochemical composition for rendering substrates oil and/or water repellent |
| CN106188450A (en) * | 2016-07-19 | 2016-12-07 | 湖北福汉木业有限公司 | The preparation method of anti-pollution type melamine decorative veneer |
| CN106498804A (en) * | 2016-11-05 | 2017-03-15 | 广东耀东华装饰材料科技有限公司 | A kind of production method of the impregnated bond paper of low formaldehyde emission |
| CN107022925A (en) * | 2017-04-21 | 2017-08-08 | 华南理工大学 | A kind of maceration extract and its quantitative transparency paper of the height of preparation and the quick method for preparing high quantitative transparency paper |
| CN107217536A (en) * | 2017-06-06 | 2017-09-29 | 常州佳饰家装饰新材料有限公司 | low aldehyde paper and preparation method thereof |
-
2018
- 2018-05-21 CN CN201810487688.9A patent/CN108642956A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1886481A (en) * | 2003-11-24 | 2006-12-27 | 3M创新有限公司 | Fluorochemical composition for rendering substrates oil and/or water repellent |
| CN106188450A (en) * | 2016-07-19 | 2016-12-07 | 湖北福汉木业有限公司 | The preparation method of anti-pollution type melamine decorative veneer |
| CN106498804A (en) * | 2016-11-05 | 2017-03-15 | 广东耀东华装饰材料科技有限公司 | A kind of production method of the impregnated bond paper of low formaldehyde emission |
| CN107022925A (en) * | 2017-04-21 | 2017-08-08 | 华南理工大学 | A kind of maceration extract and its quantitative transparency paper of the height of preparation and the quick method for preparing high quantitative transparency paper |
| CN107217536A (en) * | 2017-06-06 | 2017-09-29 | 常州佳饰家装饰新材料有限公司 | low aldehyde paper and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744884A (en) * | 2019-10-29 | 2020-02-04 | 张爱文 | Melamine composite board |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 213101 No.26, Nanmeng Road, Weixing village, Henglin Town, Wujin District, Changzhou City, Jiangsu Province Applicant after: Jiangsu jiajiajiajia New Material Group Co.,Ltd. Address before: 213101 No.26, Nanmeng Road, Weixing village, Henglin Town, Wujin District, Changzhou City, Jiangsu Province Applicant before: JIANGSU JIASHIJIA NEW MATERIAL Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181012 |
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