JP2022186298A5 - - Google Patents
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- JP2022186298A5 JP2022186298A5 JP2021094447A JP2021094447A JP2022186298A5 JP 2022186298 A5 JP2022186298 A5 JP 2022186298A5 JP 2021094447 A JP2021094447 A JP 2021094447A JP 2021094447 A JP2021094447 A JP 2021094447A JP 2022186298 A5 JP2022186298 A5 JP 2022186298A5
- Authority
- JP
- Japan
- Prior art keywords
- mass
- silane coupling
- aqueous
- coupling agent
- primer surfacer
- 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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- 239000006087 Silane Coupling Agent Substances 0.000 claims 7
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 7
- 239000003795 chemical substances by application Substances 0.000 claims 6
- 239000008199 coating composition Substances 0.000 claims 5
- 150000001875 compounds Chemical class 0.000 claims 5
- 229920001228 polyisocyanate Polymers 0.000 claims 5
- 239000005056 polyisocyanate Substances 0.000 claims 5
- 239000011347 resin Substances 0.000 claims 5
- 229920005989 resin Polymers 0.000 claims 5
- 239000011248 coating agent Substances 0.000 claims 4
- 238000000576 coating method Methods 0.000 claims 4
- 238000004519 manufacturing process Methods 0.000 claims 3
- 239000007787 solid Substances 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 3
- 239000003125 aqueous solvent Substances 0.000 claims 2
- 125000003700 epoxy group Chemical group 0.000 claims 2
- 239000003960 organic solvent Substances 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
Claims (6)
ポリイソシアネート化合物（ｂ１）および水酸基を有さない有機溶媒（ｂ２）を含む硬化剤（Ｂ）と、を含み、
前記主剤（Ａ）および前記硬化剤（Ｂ）の少なくとも一方は、さらに、１以上のエポキシ基を有するシランカップリング剤を含む、プライマーサーフェイサーとして用いられる水性塗料組成物。 A base material (A) containing a hydroxyl-containing resin (a1) and an aqueous solvent (a2);
a curing agent (B) containing a polyisocyanate compound (b1) and an organic solvent (b2) having no hydroxyl group;
At least one of the base agent (A) and the curing agent (B) further contains a silane coupling agent having one or more epoxy groups, said aqueous coating composition being used as a primer surfacer .
前記下地塗膜上に、水性着色ベース塗料組成物（Ｙ）を塗装して、着色ベース塗膜を形成する工程（ＩＩ）と、
前記着色ベース塗膜上に、水性クリヤー塗料組成物（Ｚ）を塗装して、クリヤー塗膜を形成する工程（ＩＩＩ）と、を備え、
前記水性プライマーサーフェイサー（Ｘ）は、１以上のエポキシ基を有するシランカップリング剤を含む、塗装物品の製造方法。 A step (I) of applying an aqueous primer surfacer (X) to an object to be coated to form a base coating film;
A step (II) of applying an aqueous colored base coating composition (Y) onto the undercoat film to form a colored base coating film;
A step (III) of applying an aqueous clear coating composition (Z) onto the colored base coating film to form a clear coating film;
The method for producing a coated article, wherein the water-based primer surfacer (X) contains a silane coupling agent having one or more epoxy groups.
第１ポリイソシアネート化合物（ｂ１１）および水酸基を有さない第１有機溶媒（ｂ２１）を含む第１硬化剤（Ｂ１）と、を含み、
前記シランカップリング剤は、前記第１主剤（Ａ１）および前記第１硬化剤（Ｂ１）の少なくとも一方に含まれており、
前記シランカップリング剤の含有量は、前記第１水酸基含有樹脂（ａ１１）および前記第１ポリイソシアネート化合物（ｂ１１）の合計の固形分１００質量部に対して、１質量部以上８質量部以下である、請求項４に記載の塗装物品の製造方法。 The water-based primer surfacer (X) comprises a first main component (A1) containing a first hydroxyl-containing resin (a11) and a first aqueous solvent (a21);
a first curing agent (B1) containing a first polyisocyanate compound (b11) and a first organic solvent (b21) having no hydroxyl group;
The silane coupling agent is contained in at least one of the first main agent (A1) and the first curing agent (B1),
The method for producing a coated article according to claim 4, wherein the content of the silane coupling agent is 1 part by mass or more and 8 parts by mass or less per 100 parts by mass of a total solid content of the first hydroxyl group-containing resin (a11 ) and the first polyisocyanate compound (b11).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021094447A JP2022186298A (en) | 2021-06-04 | 2021-06-04 | Aqueous coating composition and method for manufacturing coated article |
| PCT/JP2022/021537 WO2022255216A1 (en) | 2021-06-04 | 2022-05-26 | Aqueous coating composition and method for producing coated article |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021094447A JP2022186298A (en) | 2021-06-04 | 2021-06-04 | Aqueous coating composition and method for manufacturing coated article |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022186298A JP2022186298A (en) | 2022-12-15 |
| JP2022186298A5 true JP2022186298A5 (en) | 2024-04-15 |
Family
ID=84324323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021094447A Pending JP2022186298A (en) | 2021-06-04 | 2021-06-04 | Aqueous coating composition and method for manufacturing coated article |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2022186298A (en) |
| WO (1) | WO2022255216A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3806976B2 (en) * | 1996-07-09 | 2006-08-09 | 大日本インキ化学工業株式会社 | Curable resin composition for water-based paint |
| JP2006117797A (en) * | 2004-10-21 | 2006-05-11 | Kansai Paint Co Ltd | Water-based primer composition |
| JP6878298B2 (en) * | 2015-11-11 | 2021-05-26 | 関西ペイント株式会社 | Water-based paint composition |
| MX2020004125A (en) * | 2017-10-23 | 2020-08-13 | Basf Coatings Gmbh | Primer coating agent system for plastic substrates. |
| JP7307521B2 (en) * | 2018-07-27 | 2023-07-12 | 関西ペイント株式会社 | Repair coating method for coated body |
-
2021
- 2021-06-04 JP JP2021094447A patent/JP2022186298A/en active Pending
-
2022
- 2022-05-26 WO PCT/JP2022/021537 patent/WO2022255216A1/en active Application Filing
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