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.

Date of Patent:
Apr. 17, 1990

Filed:

Jul. 31, 1989
Applicant:
Inventors:

Akira Ono, Tokyo, JP;

Toshikazu Fuse, Nagahama, JP;

Osamu Miyamoto, Ketaka, JP;

Shoso Makino, Hikone, JP;

Yoshihisa Yamato, Shiki, JP;

Hiroshi Kametani, Kurayoshi, JP;

Susumu Tokura, Osaka, JP;

Hiromi Tanaka, Hikone, JP;

Toru Ito, Nagahama, JP;

Hitomi Nakao, Nagahama, JP;

Shuji Tokuoka, Takatsuki, JP;

Toshihide Takeda, Hikone, JP;

Assignee:

Kanebo, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
4273899 ; 428905 ;
Abstract

A fragrant fibrous structure, such as fabrics, apparels or the like, provided with microcapsules encapsulating a perfume and a resinous binder, preferably a silicone resin, in a weight ratio of 2/1 to 1/5, an add-on amount in the aggregate of said microcapsules and resinous binder being 0.3.about.7.0% based on the weight of the portion to which said microcapsules and resinous binder are adhered, of the fibrous structure. The process for preparing the above fibrous structures comprises applying a treating liquid comprising microcapsules composed of an external wall of a formaldehyde based resin enclosing a perfume and a resinous binder, preferably a low temperature reactive organopolysiloxane prepolymer emulsion, preferably together with a pressure absorbing agent, to at least a part of a fibrous structure and then drying the fibrous structure at a temperature of less than 150.degree. C. to fix said microcapsules on fiber surfaces of the fibrous structure.


Find Patent Forward Citations

Ono, Akira. (1990). Fibrous structures having a durable fragrance and a process for (U.S. Patent No. 4917920). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4917920

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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