Title:
MEDICAL TUBE AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/135411
Kind Code:
A1
Abstract:
Disclosed in the present invention are a medical tube and a preparation method therefor. The preparation method comprises the following steps: S1: performing melt blending on polyether block amide and thermoplastic polyurethane elastomer rubber to obtain a blend; and S2: performing melt extrusion on the blend obtained in step S1 by means of a single screw extruder to obtain the medical tube. The medical tube provided by the present invention has excellent toughness, strength, and biocompatibility, and can meet the clinical requirements of a medical tube in the field of interventional medical instruments.
Inventors:
QIN MINGLIN (CN)
LI ZHAOMIN (CN)
HE GUANGBIN (CN)
ZHANG XINHUA (CN)
QUE YIYUN (CN)
LI ZHAOMIN (CN)
HE GUANGBIN (CN)
ZHANG XINHUA (CN)
QUE YIYUN (CN)
Application Number:
PCT/CN2020/116303
Publication Date:
July 08, 2021
Filing Date:
September 18, 2020
Export Citation:
Assignee:
ACCUPATH MEDICAL JIAXING CO LTD (CN)
INNOVAPATH MEDTECH SHANGHAI CO LTD (CN)
INNOVAPATH MEDTECH SHANGHAI CO LTD (CN)
International Classes:
C08L77/00; C08L75/04
Domestic Patent References:
| WO2004033025A1 | 2004-04-22 |
Foreign References:
| US20100185083A1 | 2010-07-22 | |||
| CN106994203A | 2017-08-01 | |||
| CN109880349A | 2019-06-14 | |||
| CN111040429A | 2020-04-21 |
Attorney, Agent or Firm:
SHANGHAI SAVVY IP AGENCY CO., LTD. (CN)
Download PDF: