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:
Oct. 06, 2009
Filed:
Sep. 28, 2007
Hiromasa Tanaka, Minami-ashigara, JP;
Ryuhei Yoshida, Minami-ashigara, JP;
Yuji Suzuki, Minami-ashigara, JP;
Hiromasa Tanaka, Minami-ashigara, JP;
Ryuhei Yoshida, Minami-ashigara, JP;
Yuji Suzuki, Minami-ashigara, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
A dope producing apparatus is provided with a first feed line for sending polymer solution from a fourth tank to a solution casting apparatus. The first feed line is provided with a first orifice for adding dilute liquid to the polymer solution; a first inline mixer for inline-mixing the polymer solution and the dilute liquid to produce a mixture; a second orifice for adding matting liquid to the mixture; and a second inline mixer for mixing the mixture and the matting liquid to produce a first dope.