(EP1522564) An antibacterial, antifouling paint for construction materials contains a coating resin composition and powdery metal-modified apatite. Part of metal atoms in the apatite crystal structure is provided by an optically catalytic metal. Preferably, the metal-modified apatite is a calcium hydroxyapatite which has part of its Ca atoms substituted by Ti.
(EP1522564) 1. An antibacterial, antifouling paint for construction materials, comprising: a coating resin composition; and powdery metal-modified apatite having part of metal atoms in its apatite crystal structure provided by an optically catalytic metal. 2. The antibacterial, antifouling paint according to Claim 1, wherein the metal-modified apatite is a calcium hydroxyapatite having part of its Ca substituted with Ti. 3. The antibacterial, antifouling paint according to Claim 2, wherein Ti/(Ti+Ca) in the metal-modified apatite has a value of 0.03-0.11 (molar ratio). 4. The antibacterial, antifouling paint according to Claim 1, wherein the metal-modified apatite is sintered at 580-660 DEG.C after formation. 5. The antibacterial, antifouling paint according to Claim 1, wherein the metal-modified apatite is contained at a proportion of 0.01-30 wt%. 6. A construction material coated with an antibacterial, antifouling paint, the paint comprising a coating resin composition and powdery metal-modified apatite having part of metal atoms in its apatite crystal structure provided by an optically catalytic metal. 7. The construction material according to Claim 6, wherein the metal-modified apatite is a calcium hydroxyapatite having part of its Ca atoms substituted by Ti. 8. The construction material according to Claim 7, wherein Ti/ (Ti+Ca) in the metal-modified apatite has a value 0.03-0.11 (molar ratio). 9. The construction material according to Claim 6, wherein the metal-modified apatite is sintered at 580-660 DEG.C after formation. 10. The construction material according to Claim 6, wherein the metal-modified apatite is contained at a proportion of 0.01-30 wt%.
(EP1522564) LEGAL DETAILS FOR EP1522564 Actual or expected expiration date=2022-06-04 Legal state=ALIVE Status=GRANTED Event publication date=2002-06-04 Event code=EP/APP Event indicator=Pos Event type=Examination events Application details Application country=EP EP02733299 Application date=2002-06-04 Standardized application number=2002EP-0733299 Event publication date=2005-04-13 Event code=EP/A1 Event type=Examination events Application published with search report Publication country=EP Publication number=EP1522564 Publication stage Code=A1 Publication date=2005-04-13 Standardized publication number=EP1522564 Event publication date=2005-04-13 Event code=EP/17P Event indicator=Pos Event type=Examination events Request for examination filed Pruefungsantrag gestellt Effective date of the event=2004-12-29 Event publication date=2005-04-13 Event code=EP/AK Event indicator=Pos Event type=Designated states Designated contracting states: Benannte vertragsstaaten AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Event publication date=2005-04-13 Event code=EP/AX Event indicator=Pos Event type=Designated states Extension of the European patent to Request for extension of the european patent to AL LT LV MK RO SI Event publication date=2005-09-21 Event code=EP/DAX Event indicator=Neg Event type=Designated states Request for extension of the european patent (to any country) deleted Event publication date=2005-09-21 Event code=EP/RBV Event indicator=Pos Event type=Designated states Event type=Corrections Designated contracting states (correction): Benannte vertragsstaaten (korr.) DE FR GB Event publication date=2005-11-02 Event code=EP/A4 Event indicator=Pos Event type=Examination events Supplementary search report Ergaenzender recherchenbericht Publication country=EP Publication number=EP1522564 Publication stage Code=A4 Publication date=2005-11-02 Standardized publication number=EP1522564 Event publication date=2005-11-02 Event code=EP/A4 Event indicator=Pos Event type=Administrative notifications Supplementary search report Despatch of supplementary search report Effective date of the event=2005-09-21 Event publication date=2008-09-03 Event code=EP/B1 Event indicator=Pos Event type=Event indicating In Force Patent specification Publication country=EP Publication number=EP1522564 Publication stage Code=B1 Publication date=2008-09-03 Standardized publication number=EP1522564 Event publication date=2008-09-03 Event code=EP/AK Event indicator=Pos Event type=Designated states Designated contracting states: Benannte vertragsstaaten DE FR GB Event publication date=2009-08-12 Event code=EP/26N Event indicator=Pos Event type=No opposition filed Event type=Event indicating In Force No opposition filed Kein einspruch eingelegt Effective date of the event=2009-06-04 MEMBER STATE LEGAL DETAILS FOR DE60228763 Actual or expected expiration date=2022-06-04 Legal state=ALIVE Status=GRANTED Corresponding cc: Designated or member state=DE Corresponding appl: DE60228763 Application date in the designated or member state=2002-06-04 Application number in the designated or member state=2002DE-6028763 Corresponding cc: Designated or member state=DE Corresponding pat: DE60228763 Publication stage code in the designated or member state=D1 Publication date in the designated or member state=2008-10-16 Publication number in the designated or member state=DE60228763 Event publication date=2008-10-16 Event code=EP/REF Event type=Entry into national phase Corresponds to: Corresponding cc: Designated or member state=DE Event publication date=2017-05-30 Event code=EP/PGFP Event indicator=Pos Event type=Event indicating In Force Event type=Payment or non-payment notifications Postgrant: annual fees paid to national office Annual fees payment date=2017-05-30 Year of payment of annual fees=16 Corresponding cc: Designated or member state=DE MEMBER STATE LEGAL DETAILS FOR EP1985675 Actual or expected expiration date=2022-06-04 Legal state=ALIVE Status=GRANTED Corresponding cc: Designated or member state=EP Corresponding appl: EP08160103 Application date in the designated or member state=2002-06-04 Application number in the designated or member state=2008EP-0160103 Corresponding cc: Designated or member state=EP Corresponding pat: EP1985675 Publication stage code in the designated or member state=A1 Publication date in the designated or member state=2008-10-29 Publication number in the designated or member state=EP1985675 Event publication date=2010-11-17 Event code=EP/STCHG Patent status changed by the national office Corresponding cc: Designated or member state=EP MEMBER STATE LEGAL DETAILS FOR FR Actual or expected expiration date=2022-06-04 Legal state=ALIVE Status=GRANTED Corresponding cc: Designated or member state=FR Event publication date=2016-05-16 Event code=EP/REG Event code=FR/PLFP Event indicator=Pos Event type=Payment or non-payment notifications Event type=Restitution or restoration Reference to a national code Fee payment Derniere annuite payee Annual fees payment date=2016-05-16 Year of payment of annual fees=15 Corresponding cc: Designated or member state=FR Event publication date=2017-05-11 Event code=EP/REG Event code=FR/PLFP Event indicator=Pos Event type=Payment or non-payment notifications Event type=Restitution or restoration Reference to a national code Fee payment Derniere annuite payee Annual fees payment date=2017-05-11 Year of payment of annual fees=16 Corresponding cc: Designated or member state=FR Event publication date=2017-05-11 Event code=EP/PGFP Event indicator=Pos Event type=Event indicating In Force Event type=Payment or non-payment notifications Postgrant: annual fees paid to national office Annual fees payment date=2017-05-11 Year of payment of annual fees=16 Corresponding cc: Designated or member state=FR MEMBER STATE LEGAL DETAILS FOR GB Actual or expected expiration date=2022-06-04 Legal state=ALIVE Status=GRANTED Corresponding cc: Designated or member state=GB Event publication date=2008-09-03 Event code=EP/REG Event code=GB/FG4D Event indicator=Pos Event type=Event indicating In Force Reference to a national code European patent granted Corresponding cc: Designated or member state=GB Event publication date=2017-05-31 Event code=EP/PGFP Event indicator=Pos Event type=Event indicating In Force Event type=Payment or non-payment notifications Postgrant: annual fees paid to national office Annual fees payment date=2017-05-31 Year of payment of annual fees=16 Corresponding cc: Designated or member state=GB
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