Title:
PURGING AGENT AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2021/156915
Kind Code:
A1
Abstract:
[Problem] To provide a purging agent that easily removes a burnt resin and is easily replaced by a next resin. [Solution] A purging agent to be used in cleaning resin molding machines, wherein the purging agent is characterized by comprising a mixture of a non-polar resin and a polar resin having different melting temperatures, by the absolute value of the difference in the melting temperatures of the non-polar resin and the polar resin being 20-50°C, and by the mixture being obtained by mixing 25-50 mass% of the non-polar resin per 100 mass% of the purging agent and 50-75 mass% of the polar resin per 100 mass% of the purging agent in a non-molten state.
Inventors:
SUZUKI MASAAKI (JP)
Application Number:
PCT/JP2020/003953
Publication Date:
August 12, 2021
Filing Date:
February 03, 2020
Export Citation:
Assignee:
NITTO KAKO KK (JP)
International Classes:
B29C33/72; B29C45/17; B29C48/27; C08K3/013; C08L23/04; C08L23/10; C08L25/04; C08L33/20; C08L101/00
Domestic Patent References:
| WO2007116920A1 | 2007-10-18 | |||
| WO2014057787A1 | 2014-04-17 |
Foreign References:
| JP2005219398A | 2005-08-18 | |||
| JP2008201975A | 2008-09-04 | |||
| JPH02308838A | 1990-12-21 | |||
| JP2017080928A | 2017-05-18 |
Attorney, Agent or Firm:
MIZUNO, Katsufumi et al. (JP)
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