CN105733418A - High-temperature stewing resistant base coat of three-piece can and preparation method of high-temperature stewing resistant base coat - Google Patents
High-temperature stewing resistant base coat of three-piece can and preparation method of high-temperature stewing resistant base coat Download PDFInfo
- Publication number
- CN105733418A CN105733418A CN201610115234.XA CN201610115234A CN105733418A CN 105733418 A CN105733418 A CN 105733418A CN 201610115234 A CN201610115234 A CN 201610115234A CN 105733418 A CN105733418 A CN 105733418A
- Authority
- CN
- China
- Prior art keywords
- base oil
- resistant base
- polymer
- digestion resistant
- polyester resin
- Prior art date
- 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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Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a base coat capable of resisting high-temperature stewing for a three-piece can. High temperature to be resisted is greater than or equal to 127 DEG C; stewing comprises water boiling under high pressure and water vapor steaming. The raw materials in the formula of the base coat consist of the following components in parts by weight: 50 to 70 parts of special modified polyester resin, 5 to 12 parts of amino resin, 2 to 5 parts of closed isocyanate, 15 to 30 parts of a solvent, 0.1 to 3 parts of wax liquid, 0.05 to 0.3 part of an acid catalyst, 0.1 to 0.3 part of a flatting agent and 0.01 to 0.1 part of a defoaming agent, wherein the weight-average molecular weight of the special modified polyester resin is 5,000 to 20,000; the hydroxyl value of the special modified polyester resin is 4 to 8 KOH/g, and the acid value is less than or equal to 5 mgKOH/g; the viscosity is 4,000 to 10,000 Pa.s, and the solid content is 40 to 60 wt percent.
Description
Technical field
The present invention relates to a kind of built-up tin digestion resistant base oil and preparation method thereof.
Background technology
Built-up tin is always the important form of packaging for foodstuff, especially as BABAOZHOU and protide beverage etc.,
Needing the food of high temperature sterilization after packaging, built-up tin is that other packaged forms are irreplaceable.
Compared with other tin graphed sheet tank coating, need the built-up tin coating carrying out high temperature sterilization in water-resistance side
There is its special requirement in face.During high temperature steaming, thousands of jar enters in same receptacle
OK, the friction between jar, the common effect of water and steam, it is very easy to coating is produced negative influence,
Pattern is easy to change, and coating surface easily leaves water stain and spot, has a strong impact on the outward appearance of packaging, reduces product
Taste.In the market, employing is all to use Bai Keding bottoming, and the water-resistance excellent by filler is protected
The outward appearance of card coating.Making tank cost processed high, pattern is single, and the Design modelling of the high grade of transparency cannot be applied to
Practice.
Summary of the invention
The technical problem to be solved is to capture existing deficiency, it is provided that one can be used in built-up tin
Digestion resistant base oil.
The present invention also provides the preparation method of a kind of built-up tin digestion resistant base oil simultaneously.
For solving above technical problem, a kind of technical scheme that the present invention uses is:
The base oil of a kind of built-up tin digestion resistant, described is high temperature resistant, and its temperature is >=127 DEG C；Described
Steaming and decocting include that under high pressure, decocting in water and steam steam；The composition of raw materials of above-mentioned base oil, in parts by weight, including
Following component: special modified polyester resin 50-70 part, amino resins 5-12 part, blocked isocyanate 2-5
Part, solvent 15-30 part, wax liquid 0.1-3 part, acid catalyst 0.05-0.3 part, levelling agent 0.1-0.3 part, disappear
Infusion 0.01-0.1 part；
The weight average molecular weight of described special modified polyester resin is 5000-20000；Described is special modified poly-
The hydroxyl value of ester resin is 4-8mgKOH/g, acid number≤5mgKOH/g, and viscosity is 4000-10000mPa s,
Solid content is 40-60wt%；
Described special modified polyester resin is epoxy modified polyester resin, and the most epoxide modified amount is 5-25%；
Described amino resins be methyl-etherified melamine resin, butylated melamine-formaldehyde resin,
Complex etherified melamine formaldehyde resin, methyl-etherified Lauxite, butyl ether Lauxite, methyl-etherified benzene generation
At least one in melmac or butyl ether benzoguanamine resin.
Described blocked isocyanate is enclosed type HDI polymer, enclosed type TDI polymer, enclosed type MDI
Polymer, enclosed type IPDI polymer, enclosed type TMDI polymer, enclosed type HMDI polymer, envelope
At least one in closed form XDI polymer, enclosed type TMXDI polymer or enclosed type HTDI polymer.
Described solvent is dimethylbenzene, trimethylbenzene, durene, ethylene glycol monobutyl ether, DAA, propylene glycol
At least one in methyl ether, dipropylene glycol methyl ether, propylene glycol methyl ether acetate or dibasic ester.
The composition of described acid catalyst be DBSA, dinonylnaphthalene disulfonic acid, p-methyl benzenesulfonic acid or
At least one in acid phosphate.
The composition of described wax liquid is at least in polytetrafluoroethylwax wax slurry, Tissuemat E slurry or animal and plant fat
Kind.
The composition of described levelling agent is polyacrylate polymers or phosphate modified polyacrylate Type of Collective
At least one in thing.
The composition of described defoamer is polyacrylate polymers or phosphate modified polyacrylate Type of Collective
At least one in thing.
A kind of built-up tin digestion resistant base oil, its preparation method, in as above composition of raw materials ratio, is stirring
Mix and continue after still adds polyester resin, solvent, amino resins, blocked isocyanate, wax liquid, defoamer
Stirring to being uniformly dispersed, then filter, both described digestion resistant base oil；Described stirring all exists
Carry out under normal temperature and pressure；Described filtration adds pressure at normal temperature and pressure or room temperature and carries out.
The beneficial effect that the present invention produces
Digestion resistant base oil of the present invention is used to be applied to the outer painting packaging of three beverage cans, food cans,
Can be effectively improved the boiling resistance energy of coating, and enrich the multiformity of packaging external appearance, improve gold
Belong to the taste of packaging.Tank cost processed have also been obtained and effectively reduces so that product has the higher market competition
Power.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention will be further described in detail, but the invention is not restricted to
Lower embodiment.
Embodiment 1
This example provides a kind of built-up tin digestion resistant base oil, and in parts by weight, its composition of raw materials is as follows:
66 parts of special modified polyester resin, enclosed type HDI polymer 3 parts, butyl ether melmac 4
Part, butyl ether benzoguanamine resin 5 parts, dibasic ester 10 parts, durene 11 parts, acid catalyst
0.2 part, wax liquid 0.5 part, levelling agent 0.25 part, defoamer 0.05 part.
According to said components and proportioning, at normal temperatures and pressures, toward stirred tank adds special modified polyester resin,
After solvent, amino resins, blocked isocyanate, wax liquid, defoamer, high-speed stirred is to being uniformly dispersed, then
Filter, both described digestion resistant base oil.The technical specification of digestion resistant base oil sees table 1.
Embodiment 2
This example provides a kind of built-up tin digestion resistant base oil, and in parts by weight, its composition of raw materials is as follows:
63 parts of special modified polyester resin, enclosed type HDI polymer 4 parts, butyl ether melmac 2
Part, butyl ether benzoguanamine resin 5 parts, dibasic ester 10.7 parts, durene 14.5 parts, acid catalysis
Agent 0.2 part, 0.3 part of polytetrafluoroethylwax wax slurry, levelling agent 0.25 part, defoamer 0.05 part.
According to said components and proportioning, at normal temperatures and pressures, toward stirred tank adds special modified polyester resin,
After solvent, amino resins, blocked isocyanate, wax liquid, defoamer, high-speed stirred is to being uniformly dispersed, then
Filter, both described digestion resistant base oil.The technical specification of digestion resistant base oil sees table 1.
Embodiment 3
This example provides a kind of built-up tin digestion resistant base oil, and in parts by weight, its composition of raw materials is as follows:
64 parts of special modified polyester resin, enclosed type HDI polymer 2 parts, butyl ether melmac 3
Part, butyl ether benzoguanamine resin 6 parts, ethylene glycol monobutyl ether 10 parts, durene 13.5 parts, acid are urged
Agent 0.3 part, wax liquid 1 part, levelling agent 0.15 part, defoamer 0.05 part.
According to said components and proportioning, at normal temperatures and pressures, toward stirred tank adds special modified polyester resin,
After solvent, amino resins, blocked isocyanate, wax liquid, defoamer, high-speed stirred is to being uniformly dispersed, then
Filter, both described digestion resistant base oil.The technical specification of digestion resistant base oil sees table 1:
By above-mentioned structure and the description of principle, person of ordinary skill in the field should be appreciated that this
Bright it is not limited to above-mentioned detailed description of the invention, uses the improvement of techniques well known on the basis of the present invention
All fall within protection scope of the present invention with replacement, should be limited by each claim.
Claims (10)
1. the base oil of a built-up tin digestion resistant, it is characterised in that: described is high temperature resistant, and its temperature is >=
127℃；Described steaming and decocting includes that under high pressure, decocting in water and steam steam；The composition of raw materials of above-mentioned base oil, with
Weight portion meter, including following component: special modified polyester resin 50-70 part, amino resins 5-12 part,
Blocked isocyanate 2-5 part, solvent 15-30 part, wax liquid 0.1-3 part, acid catalyst 0.05-0.3 part,
Levelling agent 0.1-0.3 part, defoamer 0.01-0.1 part；The Weight-average molecular of described special modified polyester resin
Amount is 5000-20000；The hydroxyl value of described special modified polyester resin is 4-8mgKOH/g, acid number≤
5mgKOH/g, viscosity is 4000-10000mPa s, and solid content is 40-60wt%.
Digestion resistant base oil the most according to claim 1, it is characterised in that: described special modified polyester
Resin is epoxy modified polyester resin, and the most epoxide modified amount is 5-25%.
Digestion resistant base oil the most according to claim 1, it is characterised in that: described amino resins is first
Etherified melamine amine-formaldehyde resins, butylated melamine-formaldehyde resin, complex etherified melamine formaldehyde
Resin, methyl-etherified Lauxite, butyl ether Lauxite, methyl-etherified benzoguanamine resin or butyl ether
Change at least one in benzoguanamine resin.
Digestion resistant base oil the most according to claim 1, it is characterised in that: described blocked isocyanate is
Enclosed type HDI polymer, enclosed type TDI polymer, enclosed type MDI polymer, enclosed type IPDI
Polymer, enclosed type TMDI polymer, enclosed type HMDI polymer, enclosed type XDI polymer,
At least one in enclosed type TMXDI polymer or enclosed type HTDI polymer.
Digestion resistant base oil the most according to claim 1, it is characterised in that: described solvent be dimethylbenzene,
Trimethylbenzene, durene, ethylene glycol monobutyl ether, DAA, propylene glycol monomethyl ether, dipropylene glycol methyl ether,
At least one in propylene glycol methyl ether acetate or dibasic ester.
Digestion resistant base oil the most according to claim 1, it is characterised in that: the composition of described acid catalyst
For at least in DBSA, dinonylnaphthalene disulfonic acid, p-methyl benzenesulfonic acid or acid phosphate
Kind.
Digestion resistant base oil the most according to claim 1, it is characterised in that: the composition of described wax liquid is poly-
One or more in tetrafluoroethene wax slurry, Tissuemat E slurry and animal and plant fat.
Digestion resistant base oil the most according to claim 1, it is characterised in that: the composition of described levelling agent is
One or more of polyacrylate polymers or phosphate modified polyacrylate polymers.
Digestion resistant base oil the most according to claim 1, it is characterised in that: the composition of described defoamer is
One or more of polyacrylate polymers or phosphate modified polyacrylate polymers.
10., according to a kind of built-up tin digestion resistant base oil described in any one of claim 1 to 9, it is special
Levy and be: its preparation method, in as above composition of raw materials ratio, stirred tank adds polyester resin, molten
Continue after agent, amino resins, blocked isocyanate, wax liquid, defoamer to stir to being uniformly dispersed, then
Filter with 200 mesh drainage screens, both described digestion resistant base oil；Described stirring is all at room temperature
Carry out under normal pressure；Described filtration adds pressure at normal temperature and pressure or room temperature and carries out, and described room temperature is
15-40℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115234.XA CN105733418A (en) | 2016-03-01 | 2016-03-01 | High-temperature stewing resistant base coat of three-piece can and preparation method of high-temperature stewing resistant base coat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115234.XA CN105733418A (en) | 2016-03-01 | 2016-03-01 | High-temperature stewing resistant base coat of three-piece can and preparation method of high-temperature stewing resistant base coat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105733418A true CN105733418A (en) | 2016-07-06 |
Family
ID=56249732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610115234.XA Pending CN105733418A (en) | 2016-03-01 | 2016-03-01 | High-temperature stewing resistant base coat of three-piece can and preparation method of high-temperature stewing resistant base coat |
Country Status (1)
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| CN (1) | CN105733418A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106318157A (en) * | 2016-08-26 | 2017-01-11 | 蚌埠飞浦科技包装材料有限公司 | Inner-wall paint for liquid food can with high-temperature resistant sterilization |
| CN106318070A (en) * | 2016-08-19 | 2017-01-11 | 浩力森涂料（上海）有限公司 | Water-based acrylic baking paint for improving abrasion resistance and scratching resistance of bottoms of steel zip-top cans |
| CN106590363A (en) * | 2016-12-08 | 2017-04-26 | 苏州纳贝通环境科技有限公司 | Acid-resistant and alkali-resistant metal packaging coating and preparation method thereof |
| CN107022286A (en) * | 2017-05-05 | 2017-08-08 | 苏州市三新包装材料科技有限公司 | A kind of application of polyester type coatings, preparation method and coating method |
| CN107384175A (en) * | 2017-08-14 | 2017-11-24 | 中山市柏顿涂料有限公司 | A kind of metal can elastic coating and preparation method thereof |
| CN109943205A (en) * | 2019-04-20 | 2019-06-28 | 黄冈华亿新材料有限公司 | One kind is aqueous to recoat the varnish of resistance to boiling water, coloured enamel |
| CN110527410A (en) * | 2019-09-09 | 2019-12-03 | 上海昱彩包装材料有限公司 | A kind of high scratch resistant metal packaging coating and its preparation process |
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| CN101538442A (en) * | 2009-04-17 | 2009-09-23 | 淄博凯诺特种涂料有限公司 | Deep punching stewing-resistant transparent aluminum lid gloss oil and preparation method thereof |
| CN104449242A (en) * | 2014-12-25 | 2015-03-25 | 佛山市儒林化工有限公司 | Primary-coat-free sanitary can gloss oil with good adhesive force and excellent processability |
| CN204322650U (en) * | 2014-12-01 | 2015-05-13 | 佛山市儒林化工有限公司 | A kind of built-up tin coating structure of salt tolerant buck high temperature sterilization |
| CN204451376U (en) * | 2014-12-10 | 2015-07-08 | 佛山市儒林化工有限公司 | The built-up tin gloss oil coating structure of a kind of high rigidity, high-wearing feature |
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2016
- 2016-03-01 CN CN201610115234.XA patent/CN105733418A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101538442A (en) * | 2009-04-17 | 2009-09-23 | 淄博凯诺特种涂料有限公司 | Deep punching stewing-resistant transparent aluminum lid gloss oil and preparation method thereof |
| CN204322650U (en) * | 2014-12-01 | 2015-05-13 | 佛山市儒林化工有限公司 | A kind of built-up tin coating structure of salt tolerant buck high temperature sterilization |
| CN204451376U (en) * | 2014-12-10 | 2015-07-08 | 佛山市儒林化工有限公司 | The built-up tin gloss oil coating structure of a kind of high rigidity, high-wearing feature |
| CN104449242A (en) * | 2014-12-25 | 2015-03-25 | 佛山市儒林化工有限公司 | Primary-coat-free sanitary can gloss oil with good adhesive force and excellent processability |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106318070A (en) * | 2016-08-19 | 2017-01-11 | 浩力森涂料（上海）有限公司 | Water-based acrylic baking paint for improving abrasion resistance and scratching resistance of bottoms of steel zip-top cans |
| CN106318157A (en) * | 2016-08-26 | 2017-01-11 | 蚌埠飞浦科技包装材料有限公司 | Inner-wall paint for liquid food can with high-temperature resistant sterilization |
| CN106590363A (en) * | 2016-12-08 | 2017-04-26 | 苏州纳贝通环境科技有限公司 | Acid-resistant and alkali-resistant metal packaging coating and preparation method thereof |
| CN107022286A (en) * | 2017-05-05 | 2017-08-08 | 苏州市三新包装材料科技有限公司 | A kind of application of polyester type coatings, preparation method and coating method |
| CN107384175A (en) * | 2017-08-14 | 2017-11-24 | 中山市柏顿涂料有限公司 | A kind of metal can elastic coating and preparation method thereof |
| CN109943205A (en) * | 2019-04-20 | 2019-06-28 | 黄冈华亿新材料有限公司 | One kind is aqueous to recoat the varnish of resistance to boiling water, coloured enamel |
| CN110527410A (en) * | 2019-09-09 | 2019-12-03 | 上海昱彩包装材料有限公司 | A kind of high scratch resistant metal packaging coating and its preparation process |
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Application publication date: 20160706 |
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