The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 1980
Filed:
Oct. 20, 1977
Takahisa Sugiura, Takatsuki, JP;
Sadaharu Abeta, Toyonaka, JP;
Takashi Kato, Amagasaki, JP;
Hiroshi Hotta, Muko, JP;
Sumitomo Chemical Company, Limited, Osaka, JP;
Abstract
Leather can be protected from color bleeding and, at the same time, the surface gloss and smoothness of a leather can be controlled to any desired value by treating the leather, which has been colored with dyes or pigments, with a copolymer (I) comprising (B) an ethylenically unsaturated ester compound having 4 to 22 carbon atoms and (A) an ethylenically unsaturated hydrocarbon compound having 2 to 20 carbon atoms or a halogen-substituted derivative thereof and, if necessary, a third component which is a vinyl compound having a functional group; or with a mixture of 100 parts by weight of said copolymer (I) and 0.1 to 100 parts by weight of a polymer of copolymer (II) of an ethylenically unsaturated compound and/or 0.1 to 100 parts by weight of an inorganic powder (III).