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COMPOSITION AND PROCESS TO PRODUCE COOLING
专利权人:
E. I. DU PONT DE NEMOURS AND COMPANY
发明人:
MARK L. ROBIN
申请号:
BR122018074407
公开号:
BR122018074407B1
申请日:
2008.06.12
申请国别(地区):
BR
年份:
2019
代理人:
摘要:
The present invention discloses azeotropic or azeotrope-like compositions. azeotropic or azeotrope-like compositions are mixtures of e-1,1,1,4,4,4-hexafluor-2-butene with methyl metanoate, n-pentane, 2-methylbutane, trans-1,2-dichloroethylene, 1,1,1,3,3-pentafluorpropane, n-butane and isobutane. The present invention also relates to a process for preparing a thermoplastic or thermorigid foam using such azeotropic or azeotrope-like compositions as blowing agents. The present invention also relates to a process for producing refrigeration using such azeotropic or azeotrope-like compositions. The present invention also relates to a process for use as a solvent of such azeotropic or azeotrope-like compositions. The present invention also relates to a process for producing an aerosol product using such azeotropic or azeotrope-like compositions. Also disclosed is a process for using such azeotropic or azeotrope-like compositions as a heat transfer medium. The present invention also relates to a process for suppressing or extinguishing fire using such azeotropic or azeotrope-like compositions. The present invention also relates to a process for using such azeotropic or azeotrope-like compositions as dielectrics.a presente invenção divulga composições azeotrópicas ou similares a azeótropo. as composições azeotrópicas ou similares a azeótropo são misturas de e-1,1,1,4,4,4-hexafluor-2-buteno com metanoato de metila, n-pentano, 2-metilbutano, trans-1,2-dicloroetileno, 1,1,1,3,3-pentafluorpropano, n-butano e isobutano. a presente invenção também se refere a um processo para preparar uma espuma termoplástica ou termorígida usando-se tais composições azeotrópicas ou similares a azeótropo como agentes de expansão. a presente invenção também se refere a um processo para produzir refrigeração usando-se tais composições azeotrópicas ou similares a azeótropo. a presente invenção também se refere a um processo para uso como solvente de tais composições azeotrópicas ou similares a azeót
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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