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|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B05D-003/02 B32B-027/00 C08G-018/80|
|미국특허분류(USC)||427/3881 ; 428/336 ; 428/4231 ; 428/4258|
|발명자 / 주소||
|출원인 / 주소||
|인용정보||피인용 횟수 : 3 인용 특허 : 18|
Lacquer for coatings protecting against stone chipping, containing pigments, fillers, binders consisting of a mixture of film forming, hydroxyl-containing polyesters and aliphatic and/or cycloaliphatic polyisocyanates which are blocked with acetoacetic acid alkyl esters and have an average functionality of at least 2.5, organic solvents and conventional lacquer additives, which lacquer contains certain polyesters having an average hydroxyl functionality of from 2.5 to 6 and a hydroxyl content of from 2 to 6% by weight and containing from 15 to 50% by wei...
A process of protecting car bodies or car-body parts of motor vehicles against stone chipping with a stone-chipping protective layer comprising coating a motor vehicle car body or car-body part to a dry film thickness of from 15 to 50 m2.5 and are blocked with aceto-acetic acid alkyl esters in which the alkyl groups are methyl, ethyl, n-propyl, i-propyl, n-butyl, i-butyl or sec.-butyl groups, and organic solvents, said hydroxyl-containing polyesters including branched chain polyesters obtainable from benzene carboxylic acids and aliphatic and/or cycloali...