Sanitary container

• US 6,171,670 B1
• Filed: 02/14/1997
• Issued: 01/09/2001
• Est. Priority Date: 08/19/1996
• Status: Expired due to Term

• Current Assignee: Daikyo Seiko, Ltd.
• Original Assignee: Daikyo Seiko, Ltd.
• Inventors: Sudo, Morihiro, Kawachi, Yasushi
• Primary Examiner(s): DYE, RENA
• Application Number:
  US08/801,116
• Time in Patent Office: 1,425 Days
• Field of Search: 428/35.7, 428/36.4, 106/499, 106/410, 106/415, 106/400, 106/401, 523/333
• US Class Current: 428/35.7
• CPC Class Codes: A61J 1/05 for collecting, storing or administering blood, plasma or medical fluids multiple bags systems for separating or storing blood components A61M1/0209; Infusion or perfusion containers
• CPC Class Codes: B65D 1/02 Bottles or similar containers with necks or like restricted apertures, designed for pouring contents thermally-insulated containers B65D81/38, A47J41/00; feeding-bottles A61J9/00
• CPC Class Codes: B65D 81/30 by excluding light or other outside radiation wrappers B65D65/16
• CPC Class Codes: C08K 5/0041 Optical brightening agents, organic pigments
• CPC Class Codes: C08L 45/00 Compositions of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring system; Compositions of derivatives of such polymers of cyclic anhydrides or imides C08L35/00; of cyclic esters of polyfunctional acids C08L31/00
• CPC Class Codes: Y10T 428/1352 Polymer or resin containing [i.e., natural or synthetic]
• CPC Class Codes: Y10T 428/1372 Randomly noninterengaged or randomly contacting fibers, filaments, particles, or flakes

Abstract

A sanitary container is molded from a plastic, for example, a cyclic olefin polymer or a hydrogenation product thereof. The plastic has been added with at least one pigment selected from the group consisting of C.I. Pigment Yellow 147, C.I. Pigment Yellow 180 and C.I. Pigment Yellow 181. The content of the at least one pigment may preferably range from 0.01 to 0.3 wt. % based the plastic.

Claims

1. A sanitary container molded from a plastic added with an ultraviolet ray shielding effective amount of at least one pigment selected from the group consisting of C.I. Pigment Yellow 147, C.I. Pigment Yellow 180 and C.I. Pigment Yellow 181, where said plastic is selected from the group consisting of cyclic olefin polymers and hydrogenation products of cyclic olefin polymers.

2. The sanitary container according to claim 1, wherein the pigment is Pigment Yellow 147.

3. The sanitary container according to claim 1, wherein the pigment is C.I. Pigment Yellow 180.

4. The sanitary container according to claim 1, wherein the pigment is C.I. Pigment Yellow 181.

5. The sanitary container according to claim 1, wherein the container is transparent.