JP2002105405A5 - - Google Patents
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- JP2002105405A5 JP2002105405A5 JP2000300416A JP2000300416A JP2002105405A5 JP 2002105405 A5 JP2002105405 A5 JP 2002105405A5 JP 2000300416 A JP2000300416 A JP 2000300416A JP 2000300416 A JP2000300416 A JP 2000300416A JP 2002105405 A5 JP2002105405 A5 JP 2002105405A5
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Description
【特許請求の範囲】
【請求項1】(A)反応性シリル基を有し、ガラス転移温度(以下「Tg」という。)が−20〜10℃である合成樹脂エマルション、(B)片末端が−OH基であるポリオキシアルキレン鎖を側鎖及び/または末端に有し、下記式に示す構造の何れか一方または両方を有するものであり、水酸基価が5〜150KOHmg/gであるポリシロキサン化合物
【化1】
R1
│
─Si─O─
│
R3
│
(OR4)n─OH
【化2】
R1
│
─O─Si─R3─(OR4)n─OH
│
R2
(R 1 、R 2 はアルキル基またはフェニル基、R 3 はアルキレン基またはフェニレン基、R 4 は炭素数1〜4のアルキレン基で、炭素数は同一でも異なってもよい。nは1以上の整数。)、
を主成分とし、(A)の固形分100重量部に対し、(B)を0.1〜8.0重量部含有し、標準圧力で沸点が250℃以下の揮発性有機化合物(以下「VOC」という。)が1%以下であることを特徴とする低VOC水性塗料組成物。
[Claims]
1. A synthetic resin emulsion (A) having a reactive silyl group and having a glass transition temperature (hereinafter, referred to as "Tg") of -20 to 10 [deg.] C., and (B) one terminal is an -OH group. A polysiloxane compound having a polyoxyalkylene chain at a side chain and / or a terminal and having one or both of the structures represented by the following formula, and having a hydroxyl value of 5 to 150 KOHmg / g.
Embedded image
R 1
│
{Si} O}
│
R 3
│
(OR 4 ) n @ OH
Embedded image
R 1
│
─O─Si─R 3 ─ (OR 4 ) n─OH
│
R 2
(R 1 and R 2 are an alkyl group or a phenyl group, R 3 is an alkylene group or a phenylene group, R 4 is an alkylene group having 1 to 4 carbon atoms, and may have the same or different carbon atoms. N is 1 or more. An integer.) ,
A volatile organic compound having a boiling point of 250 ° C. or less at a standard pressure (hereinafter referred to as “VOC”) containing 0.1 to 8.0 parts by weight of (B) based on 100 parts by weight of the solid content of (A). ) Is 1% or less.
【0008】
すなわち本発明は、(A)反応性シリル基を有し、ガラス転移温度(以下「Tg」という。)が−20〜10℃である合成樹脂エマルション、(B)片末端が−OH基であるポリオキシアルキレン鎖を側鎖及び/または末端に有し、下記式に示す構造の何れか一方または両方を有するものであり、水酸基価が5〜150KOHmg/gであるポリシロキサン化合物
【化3】
R1
│
─Si─O─
│
R3
│
(OR4)n─OH
【化4】
R1
│
─O─Si─R3─(OR4)n─OH
│
R2
(R 1 、R 2 はアルキル基またはフェニル基、R 3 はアルキレン基またはフェニレン基、R 4 は炭素数1〜4のアルキレン基で、炭素数は同一でも異なってもよい。nは1以上の整数。)、
を主成分とし、(A)の固形分100重量部に対し、(B)を0.1〜8.0重量部含有し、標準圧力で沸点が250℃以下の揮発性有機化合物(以下「VOC」という。)が1%以下であることを特徴とする低VOC水性塗料組成物である。
[0008]
That is, the present invention provides (A) a synthetic resin emulsion having a reactive silyl group and having a glass transition temperature (hereinafter, referred to as “Tg”) of −20 to 10 ° C., and (B) one end of the present invention is an —OH group. A polysiloxane compound having a polyoxyalkylene chain at a side chain and / or a terminal and having one or both of the structures represented by the following formula, and having a hydroxyl value of 5 to 150 KOHmg / g.
Embedded image
R 1
│
{Si} O}
│
R 3
│
(OR 4 ) n @ OH
Embedded image
R 1
│
─O─Si─R 3 ─ (OR 4 ) n─OH
│
R 2
(R 1 and R 2 are an alkyl group or a phenyl group, R 3 is an alkylene group or a phenylene group, R 4 is an alkylene group having 1 to 4 carbon atoms, and may have the same or different carbon atoms. N is 1 or more. An integer.) ,
A volatile organic compound having a boiling point of 250 ° C. or less at a standard pressure (hereinafter referred to as “VOC”) containing 0.1 to 8.0 parts by weight of (B) based on 100 parts by weight of the solid content of (A). ") Is 1% or less.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000300416A JP2002105405A (en) | 2000-09-29 | 2000-09-29 | Low-voc water-base coating composition |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000300416A JP2002105405A (en) | 2000-09-29 | 2000-09-29 | Low-voc water-base coating composition |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002105405A JP2002105405A (en) | 2002-04-10 |
JP2002105405A5 true JP2002105405A5 (en) | 2007-10-18 |
Family
ID=18782103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000300416A Pending JP2002105405A (en) | 2000-09-29 | 2000-09-29 | Low-voc water-base coating composition |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2002105405A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3778484B2 (en) * | 2000-09-29 | 2006-05-24 | エスケー化研株式会社 | Coating method |
US8444758B2 (en) * | 2006-10-19 | 2013-05-21 | Eastman Chemical Company | Low voc additives for extending the wet edge and open time of aqueous coatings |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3499683B2 (en) * | 1996-07-17 | 2004-02-23 | 鐘淵化学工業株式会社 | Resin composition for water-based paint |
JP3470873B2 (en) * | 1998-07-29 | 2003-11-25 | エスケー化研株式会社 | Water-based low-contamination paint composition |
JP3853553B2 (en) * | 1999-12-28 | 2006-12-06 | エスケー化研株式会社 | Water-based paint composition |
-
2000
- 2000-09-29 JP JP2000300416A patent/JP2002105405A/en active Pending
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