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. 11, 2020
Filed:
Dec. 27, 2017
Terumo Kabushiki Kaisha, Shibuya-ku, Tokyo, JP;
Teruyuki Yatabe, Kanagawa, JP;
TERUMO KABUSHIKI KAISHA, Shibuya-Ku, Tokyo, JP;
Abstract
A coating agent that has enhanced durability and a medical instrument (for example, a needle) that has been coated with the coating agent, are provided. The coating agent includes a hydroxyl-group-containing polyorganosiloxane represented by the following general formula (1), a polydiorganosiloxane represented by the following general formula (2), and an amino-group-containing polyorganosiloxane represented by the following general formula (3). The polydiorganosiloxane (2) is contained in a proportion of a mass ratio to the amino-group-containing polyorganosiloxane (3) of from 0.7:1 to 3.0:1. The hydroxyl-group-containing polyorganosiloxane (1) is contained in a proportion of 2.4 to 5.5 mass %, based on the total mass of the hydroxyl-group-containing polyorganosiloxane (1), the polydiorganosiloxane (2) and the amino-group-containing polyorganosiloxane (3).