EP0336372A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Moistureproof coating
Assignee: Daikin Industries Ltd
•
Filing: 1989-04-04
•
Granted: —
•
Expires: 2009-04-04
Abstract
Abstract This invention provides a moistureproof coating composition comprising a photopolymerization initiator and a fluorine-containing acrylate represented by the formula wherein X is a fluorine-containing organic group.
Inventors
- 👤 Hiroshi Inukai
- 👤 Takahiro Kitahara
- 👤 Akihiko Ueda
- 👤 Shinji Tamaru
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-01 13:09
CPC Classifications
H; H10; H10P; H10P14/00; H10P14/60; H10P14/68; H10P14/683; H10P14/687; C; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/22; C09; C09D; C09D133/00; C09D133/04; C09D133/14; C09D133/16; H05; H05K; H05K3/00; H05K3/22; H05K3/28; H05K3/285; H05K3/287; H05K2201/00; H05K2201/09; H05K2201/09818; H05K2201/09872
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
23 words
A moistureproof coating composition comprising a photopolymerization initiator and a fluorine-containing acrylate represented by the formula wherein X is a fluorine-containing organic group.
Claim 2
Dependent Claim
23 words
A moistureproof coating composition comprising a photopolymerization initiator and a fluorine-containing acrylate represented by the formula wherein X is a fluorine-containing organic group.
Claim 3
Dependent Claim
96 words
A moistureproof coating composition as defined in claim 1 wherein the fluorine-containing acrylate is a compound represented by the formula wherein Y is alkylene having 1 to 3 carbon atoms, a group -CH₂CH₂N(R)SO₂- (wherein R is alkyl having 1 to 4 carbon atoms) or a group -CH₂CH(OZ)CH₂- (wherein Z is a hydrogen atom or acetyl), and Rf is fluoroalkyl having 6 to 29 carbon atoms or fluoroalkyl having 5 to 20 carbon atoms and containing 1 to 10 oxygen atoms in the carbon ring provided that the oxygen atoms are not present adjacent to one another.
Claim 4
Dependent Claim
102 words
A moistureproof coating composition as defined in claim 2 wherein the group represented by Rf in the formula (2) is one of: a group represented by the formula -(CF₂CF₂) m CF(R′)CF₃ wherein m is an integer of 1 to 6, and R′ is a fluorine atom or trifluoromethyl, a group represented by the formula -[(CF₂) n O] q CF(R′)CF₃ a group represented by the formula wherein R′ is as defined above, and p is an integer of 0 to 5, and a group represented by the formula -Ph-O-Rf′ wherein Ph is phenylene, and Rf′ is perfluoroalkylene having 5 to 15 carbon atoms.
Claim 5
Dependent Claim
89 words
A moistureproof coating composition as defined in claim 1 which comprises: 100 parts by weight of a moistureproof coating component containing (i) 25 to 95 wt.% of the fluorine-containing acrylate of the formula (1), and 5 to 75 wt.% of a hydrocarbon (meth)acrylate represented by the formula wherein A is a hydrogen atom, fluorine atom or methyl, and B is alkyl having 1 to 10 carbon atoms or alicyclic or aromatic group having 6 to 10 carbon atoms, and 0.5 to 10 parts by weight of the photopolymerization initiator.
Claim 6
Dependent Claim
96 words
A moistureproof coating composition as defined in claim 4 wherein the fluorine-containing acrylate is a compound represented by the formula wherein Y is alkylene having 1 to 3 carbon atoms, a group -CH₂CH₂N(R)SO₂- (wherein R is alkyl having 1 to 4 carbon atoms) or a group -CH₂CH(OZ)CH₂- (wherein Z is a hydrogen atom or acetyl), and Rf is fluoroalkyl having 6 to 29 carbon atoms or fluoroalkyl having 5 to 20 carbon atoms and containing 1 to 10 oxygen atoms in the carbon ring provided that the oxygen atoms are not present adjacent to one another.
Claim 7
Dependent Claim
27 words
A moistureproof coating composition as defined in claim 4 wherein the moistureproof coating component further contains up to 30 wt.% of a (meth)acrylate having a functional group.
Claim 8
Dependent Claim
24 words
A moistureproof coating composition as defined in claim 6 wherein the content of the (meth)acrylate having a functional group is 0.5 to 20 wt.%.
Claim 9
Dependent Claim
31 words
A moistureproof coating composition as defined in claim 1 wherein the amount of the photopolymerization initiator is 0.5 to 10% of the weight of the fluorine-containing acrylate of the formula (1).
Claim 10
Dependent Claim
31 words
A moistureproof coating composition as defined in claim 8 wherein the amount of the photopolymerization initiator is 1 to 5% of the weight of the fluorine-containing acrylate of the formula (1).
Claim 11
Dependent Claim
22 words
A moistureproof coating composition comprising a polymer containing a structural unit represented by the formula wherein X is a fluorine-containing organic group.
Claim 12
Dependent Claim
22 words
A moistureproof coating composition comprising a polymer containing a structural unit represented by the formula wherein X is a fluorine-containing organic group.
Claim 13
Dependent Claim
96 words
A moistureproof coating composition as defined in claim 10 wherein the structural unit is a unit represented by the formula wherein Y is alkylene having 1 to 3 carbon atoms, a group -CH₂CH₂N(R)SO₂- (wherein R is alkyl having 1 to 4 carbon atoms) or a group -CH₂CH(OZ)CH₂- (wherein Z is a hydrogen atom or acetyl), and Rf is fluoroalkyl having 6 to 29 carbon atoms or fluoroalkyl having 5 to 20 carbon atoms and containing 1 to 10 oxygen atoms in the carbon ring provided that the oxygen atoms are not present adjacent to one another.
Claim 14
Dependent Claim
26 words
A moistureproof coating composition as defined in claim 10 wherein the polymer contains at least 25 wt.% of the structural unit represented by the formula (1′).
Claim 15
Dependent Claim
71 words
A moistureproof coating composition as defined in claim 12 which comprises a copolymer containing 25 to 95 wt.% of the structural unit of the formula (2′) , and 5 to 75 wt.% of a structural unit represented by the formula wherein A is a hydrogen atom, fluorine atom or methyl, and B is alkyl having 1 to 10 carbon atoms or alicyclic or aromatic group having 6 to 10 carbon atoms.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.