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Title:
METHOD FOR CLEANING TIRE AND METHOD FOR MANUFACTURING TIRE
Document Type and Number:
WIPO Patent Application WO/2020/250964
Kind Code:
A1
Abstract:
Provided are a cleaning method which can reliably remove unwanted adhering matter using plasma treatment without damaging the rubber of the tire surface, and a method for manufacturing a tire cleaned therewith. A radiation condition for plasma P under which the rubber in a predetermined range 11A of the tire surface is not damaged by radiation of the plasma P is preliminarily determined. Motion of at least one of a radiation head 3 held by an arm 5 and a tire 10 held by a rotation mechanism 7 is controlled by a control device 6 so that the radiation head 3 and/or the tire 10 is continuously or intermittently moved. At the same time, the predetermined range 11A of an inner surface 11 of the tire 10 at atmospheric pressure is irradiated with the plasma P from the radiation head 3 under the preliminarily determined radiation condition to remove unwanted adhering matter X such as a release agent adhering on the predetermined range 11A.

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Inventors:
OKAMATSU TAKAHIRO (JP)
SAIKI TAKEAKI (JP)
Application Number:
PCT/JP2020/022981
Publication Date:
December 17, 2020
Filing Date:
June 11, 2020
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B29D30/06; C08J7/00
Domestic Patent References:
WO2017082162A12017-05-18
WO2016060235A12016-04-21
Foreign References:
JP2010069828A2010-04-02
JP2005350057A2005-12-22
JP2017105270A2017-06-15
US20180045611A12018-02-15
JP2002036813A2002-02-06
JPS5443999A1979-04-06
US20070044894A12007-03-01
JP2011224954A2011-11-10
JP2015214065A2015-12-03
JPH09216960A1997-08-19
US20100243127A12010-09-30
US20190160895A12019-05-30
JP2020082934A2020-06-04
JP2015214065A2015-12-03
Other References:
See also references of EP 3984729A4
Attorney, Agent or Firm:
SEIRYU PATENT PROFESSIONAL CORPORATION et al. (JP)
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