CN102250514B - Solvent-resistant halogen-free two-component screen printing ink - Google Patents
Solvent-resistant halogen-free two-component screen printing ink Download PDFInfo
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- CN102250514B CN102250514B CN201110021813.5A CN201110021813A CN102250514B CN 102250514 B CN102250514 B CN 102250514B CN 201110021813 A CN201110021813 A CN 201110021813A CN 102250514 B CN102250514 B CN 102250514B
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Abstract
The invention discloses solvent-resistant halogen-free two-component screen printing ink. The printing ink comprises: by weight, 85 to 98% of polyester liquid, 0.2 to 6% of a defoaming agent, and 0.1 to 10% of a thickening agent. The printing ink overcomes the defects of the existing screen printing ink for a hardened surface. The solvent-resistant halogen-free two-component screen printing ink does not contain halogens, has a solvent-resistant property and contains an appropriate amount of accessory agents thus has excellent use performances, a wide scope of an adhesive force effecting on a hardened surface, and excellent multiple resistance properties.
Description
Technical field
The present invention relates to ink, relate in particular to the two component ink for screen printing of resistance to solvent that a kind of Halogen meets environmental requirement.
Background technology
Develop rapidly along with electronics and IT products, surface add as hard as material, as the PC(polycarbonate that hardens), sclerosis PET(polyethylene terephthalate), sclerosis PMMA(polymethylmethacrylate) etc., be widely used, and this type of material is also more and more higher with the performance requriements of ink, as: Halogen, resistance to solvent etc.In traditional complete processing, although the ink sticking power using can reach, halogen-containing, and resistance to solvent (alcohol, gasoline etc.) performance do not reach standard yet, can not meet the demand of product performance.
Therefore, prior art awaits improving and development.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of pair of component ink for screen printing, be intended to solve existing hardened face ink for screen printing halogen-containing, and the poor problem of solvent resistance.
In order to solve the problems of the technologies described above, technical scheme of the present invention is as follows:
The halogen-free two-component of a resistance to solvent ink for screen printing, by weight percentage, comprises following component:
Polyester liquid 85-98;
Defoamer 0.2-6;
Thickening material 0.1-10.
The described halogen-free two-component of resistance to solvent ink for screen printing, wherein, by weight percentage, the described halogen-free two-component of resistance to solvent ink for screen printing comprises following component:
Polyester liquid 97;
Defoamer 0.5;
Thickening material 2.5.
The described halogen-free two-component of resistance to solvent ink for screen printing, wherein, described polyester liquid is that solid polyester, esters solvent mix the rotating speed high-speed stirring gained resin liquid by 1200 rpms, described polyester liquid solid content is 60%, described solid polyester is saturated polyester, hydroxyl value is 80 hydroxyl polyester, and described esters solvent is 1-Methoxy-2-propyl acetate.
The described halogen-free two-component of resistance to solvent ink for screen printing, wherein, described defoamer is silicone antifoam agent.
The described halogen-free two-component of resistance to solvent ink for screen printing, wherein, described thickening material is aerosil.
The described halogen-free two-component of resistance to solvent ink for screen printing, wherein, described dispersion agent is amino acid ester copolymer solution.
The described halogen-free two-component of resistance to solvent ink for screen printing, wherein, the described halogen-free two-component of resistance to solvent ink for screen printing needs to add isocyanate curing agent before using, and add-on is ink by weight 10%.
The described halogen-free two-component of resistance to solvent ink for screen printing, wherein, under 20 ℃ of room temperatures, the viscosity of the described halogen-free two-component of resistance to solvent ink for screen printing is 20000～25000cps.
The halogen-free two-component of a resistance to solvent ink for screen printing, by weight percentage, comprises following component:
Polyester liquid 80-95;
Dispersion agent 0.1-3;
Toner 1-20;
Defoamer 0.1-5;
Thickening material 0.1-6.
The described halogen-free two-component of resistance to solvent ink for screen printing, wherein, by weight percentage, the described halogen-free two-component of resistance to solvent ink for screen printing comprises following component:
Polyester liquid 87.5;
Dispersion agent 0.5;
Toner 10;
Defoamer 0.8;
Thickening material 1.2.
Beneficial effect of the present invention: it has effectively overcome the existing problem of existing hardened face ink for screen printing.Due to of the present invention pair of not halogen-containing, the resistance to solvent of component ink for screen printing, and owing to containing appropriate auxiliary agent, make it to have good use properties, it is very extensive to the sticking power of hardened face, and the patience of each side is also quite excellent.
Embodiment
The invention provides a kind of halogen-free two-component of resistance to solvent ink for screen printing, for making object of the present invention, technical scheme and effect clearer, clear and definite, below the present invention is described in more detail.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The halogen-free two-component of a resistance to solvent ink for screen printing, by weight percentage, this ink comprises following component:
Polyester liquid 85-98;
Defoamer 0.2-6;
Thickening material 0.1-10.
The better weight percent of the present invention's halogen-free two-component of resistance to solvent ink for screen printing consists of:
Polyester liquid 97;
Defoamer 0.5;
Thickening material 2.5.
The present invention's halogen-free two-component of resistance to solvent ink for screen printing, can also add dispersion agent and toner, by weight percentage, consists of the following composition:
Polyester liquid 80-95;
Dispersion agent 0.1-3;
Toner 1-20;
Defoamer 0.1-5;
Thickening material 0.1-6.
The optimum weight percentage composition of the present invention's halogen-free two-component of resistance to solvent ink for screen printing is:
Polyester liquid 87.5;
Dispersion agent 0.5;
Toner 10;
Defoamer 0.8;
Thickening material 1.2.
Specifically, described polyester liquid is that solid polyester and esters solvent mix the resin liquid obtaining by the rotating speed high-speed stirring of 1200 rpms.Described polyester is saturated polyester, solid resin, and hydroxyl value is the hydroxyl polyester of 80 left and right.Described esters solvent is 1-Methoxy-2-propyl acetate.Described polyester liquid solid content is 60%.
Described defoamer is silicone antifoam agent, and its effect is to reduce the bubble producing in manufacture and use procedure.
Described thickening material is aerosil.The effect of thickening material is to improve levelling effect and coating thickness, improves levelling property, brushability, the film forming properties of ink, increases the stability of the storage of ink.
Described dispersion agent is amino acid ester copolymer solution, and its effect is that homogeneous disperses those solid particulates that is difficult to be dissolved in liquid, and for example toner, also can prevent sedimentation and the cohesion of solid particulate simultaneously.
The present invention's halogen-free two-component of resistance to solvent ink for screen printing is under 20 ℃ of room temperatures, and its viscosity is 20000～25000cps.Ink of the present invention is not halogen-containing, meets environmental requirement, and excellent to hardened face sticking power, the patience of the each side such as resistance to solvent is good, is a kind of resistance to solvent ink that is applicable to hardened face.
Ink of the present invention is the halogen-free two-component of resistance to solvent ink, needs to add solidifying agent before use, after mixing, could use.Described isocyanate curing agent is aliphatic isocyanates solidifying agent, and solid content is absolutely.The following example is that further explanation of the present invention does not constitute any limitation the present invention.
Embodiment 1
Get 97 parts of polyester liquid (weight), add thickening material 2.5 parts of (weight) and 0.5 part of defoamer (weight), formed mixture, through the rotating speed high-speed stirring 30-40 minute of 1200 rpms, gets product after being uniformly dispersed.
Embodiment 2
Get 89 parts of polyester liquid (weight), add 0.5 part of dispersion agent, thickening material 1 part of (weight) and 10 parts of toners (weight), with the rotating speed stirring at low speed of 600 rpms 15 minutes, after stirring, cross three-roller six times, add again 0.5 part of defoamer, then the rotating speed of 1200 rpms stirs 20 minutes, after being uniformly dispersed, gets product.
Embodiment 3
Get 87.5 parts of polyester liquid (weight), add 0.5 part of dispersion agent, thickening material 2.5 parts of (weight) and 10 parts of toners (weight), with the rotating speed stirring at low speed of 600 rpms 15 minutes, after stirring, cross three-roller six times, add again 0.5 part of defoamer, then the rotating speed of 1200 rpms stirs 20 minutes, after being uniformly dispersed, gets product.
Embodiment 4
Get 86 parts of polyester liquid (weight), add 0.5 part of dispersion agent, thickening material 4 parts of (weight) and 10 parts of toners (weight), with the rotating speed stirring at low speed of 600 rpms 15 minutes, after stirring, cross three-roller six times, add again 0.5 part of defoamer, then the rotating speed of 1200 rpms stirs 20 minutes, after being uniformly dispersed, gets product.
The printing effect of the above embodiment gained halogen-free two-component of resistance to solvent ink for screen printing on hardened face and physical and chemical index state are referring to table 1, and wherein the addition of isocyanate curing agent is 10%.
Table 1
| ? | Print stream is parallel | Sticking power | Solvent resistance |
| Embodiment 1 | Excellent | Excellent | Excellent |
| Embodiment 2 | Excellent | Generally | Generally |
| Embodiment 3 | Excellent | Excellent | Excellent |
| Embodiment 4 | Generally | Generally | Generally |
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (3)
1. the halogen-free two-component of a resistance to solvent ink for screen printing, by weight percentage, comprises following component:
Polyester liquid 80-95;
Dispersion agent 0.1-3;
Toner 1-20;
Defoamer 0.1-5;
Thickening material 0.1-6;
Described polyester liquid is that solid polyester, esters solvent mix the rotating speed high-speed stirring gained resin liquid by 1200 rpms, described polyester liquid solid content is 60%, described solid polyester is saturated polyester, the hydroxyl polyester that hydroxyl value is 80, and described esters solvent is 1-Methoxy-2-propyl acetate;
The described pair of component ink for screen printing needs to add isocyanate curing agent before using, and add-on is ink by weight 10%;
Described isocyanate curing agent is aliphatic isocyanates solidifying agent, and solid content is absolutely;
Described defoamer is silicone antifoam agent;
Described thickening material is aerosil;
Under 20 ℃ of room temperatures, the viscosity of described pair of component ink for screen printing is 20000～25000cps.
2. the halogen-free two-component of resistance to solvent ink for screen printing according to claim 1, is characterized in that, by weight percentage, the described halogen-free two-component of resistance to solvent ink for screen printing comprises following component:
Polyester liquid 87.5;
Dispersion agent 0.5;
Toner 10;
Defoamer 0.8;
Thickening material 1.2.
3. according to the halogen-free two-component of the resistance to solvent ink for screen printing described in the claims 1 or 2, it is characterized in that, described dispersion agent is amino acid ester copolymer solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110021813.5A CN102250514B (en) | 2011-01-19 | 2011-01-19 | Solvent-resistant halogen-free two-component screen printing ink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110021813.5A CN102250514B (en) | 2011-01-19 | 2011-01-19 | Solvent-resistant halogen-free two-component screen printing ink |
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| CN102250514A CN102250514A (en) | 2011-11-23 |
| CN102250514B true CN102250514B (en) | 2014-02-26 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103160226A (en) * | 2011-12-18 | 2013-06-19 | 日东电工（上海松江）有限公司 | Pressure-sensitive adhesive composition, pressure-sensitive printing ink composite and pressure-sensitive adhesive tape made thereof |
| CN103013225B (en) * | 2012-12-25 | 2014-12-17 | 广州慧谷工程材料有限公司 | IML gloss oil and IML printing ink and preparation method and application thereof |
| CN103232752B (en) * | 2013-04-25 | 2014-10-01 | 深圳市美丽华油墨涂料有限公司 | A kind of screen printing ink for UV paint surface and preparation method thereof |
| CN104371513A (en) * | 2014-10-29 | 2015-02-25 | 陈卫东 | Gloss oil, metal plate painting as well as preparation method and application thereof |
| CN106280698B (en) * | 2015-05-27 | 2020-04-21 | 苏州市贝特利高分子材料股份有限公司 | High-temperature-resistant PI white label ink and preparation method thereof |
| CN105255257B (en) * | 2015-10-19 | 2018-04-13 | 芜湖春风新材料有限公司 | A kind of heat curing type glass silk screen printing ink and preparation method thereof |
| CN107345093B (en) * | 2017-08-16 | 2020-12-29 | 广东莱尔新材料科技股份有限公司 | Halogen-free ink with strong metal bonding capability and preparation method thereof |
| CN108485373A (en) * | 2018-03-05 | 2018-09-04 | 深圳市科美达迈斯科技有限公司 | With nano-silicon dioxide modified high-pressure molding ink on two-component plastic cement |
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| JP2009149802A (en) * | 2007-12-21 | 2009-07-09 | Asahi Kasei Chemicals Corp | Polyisocyanate composition and two-component polyurethane composition |
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2011
- 2011-01-19 CN CN201110021813.5A patent/CN102250514B/en not_active Expired - Fee Related
Patent Citations (6)
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| EP0569640A1 (en) * | 1992-05-13 | 1993-11-18 | Borden, Inc. | Chemically-embossed polyvinyl chloride film |
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Owner name: SHENZHEN MEILIHUA INK + COATING CO., LTD. Free format text: FORMER OWNER: YIKE INKS + PAINTS (SHENGZHEN) CO., LTD. Effective date: 20120330 |
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Effective date of registration: 20120330 Address after: 518103, Feng Tong Road 243, Fuyong Town, Shenzhen, Guangdong, Baoan District Applicant after: Shenzhen Meilihua Ink & Coating Co., Ltd. Address before: 518103 Guangdong city of Shenzhen province Baoan District Fuyong Whitehead industrial district Applicant before: Yike Inks & Paints (Shengzhen) Co., Ltd. |
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Address after: 518103, Guangdong, Baoan District, Fuyong Shenzhen street, Fung Tong Avenue and Yonghe Road intersection Patentee after: Shenzhen beautiful Polytron Technologies Inc Address before: 518103, Feng Tong Road 243, Fuyong Town, Shenzhen, Guangdong, Baoan District Patentee before: Shenzhen Meilihua Ink & Coating Co., Ltd. |
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Granted publication date: 20140226 Termination date: 20190119 |