JPS52111543A - Method of separation of tar component from crude tolylenediisocyanate - Google Patents

Method of separation of tar component from crude tolylenediisocyanate

Info

Publication number
JPS52111543A
JPS52111543A JP2737376A JP2737376A JPS52111543A JP S52111543 A JPS52111543 A JP S52111543A JP 2737376 A JP2737376 A JP 2737376A JP 2737376 A JP2737376 A JP 2737376A JP S52111543 A JPS52111543 A JP S52111543A
Authority
JP
Japan
Prior art keywords
separation
tar component
tolylenediisocyanate
crude
crude tolylenediisocyanate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2737376A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5725028B2 (enrdf_load_stackoverflow
Inventor
Yoshihiro Maekawa
Masatoshi Matsuura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orient Chemical Industries Ltd
Original Assignee
Orient Chemical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Orient Chemical Industries Ltd filed Critical Orient Chemical Industries Ltd
Priority to JP2737376A priority Critical patent/JPS52111543A/ja
Publication of JPS52111543A publication Critical patent/JPS52111543A/ja
Publication of JPS5725028B2 publication Critical patent/JPS5725028B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP2737376A 1976-03-12 1976-03-12 Method of separation of tar component from crude tolylenediisocyanate Granted JPS52111543A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2737376A JPS52111543A (en) 1976-03-12 1976-03-12 Method of separation of tar component from crude tolylenediisocyanate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2737376A JPS52111543A (en) 1976-03-12 1976-03-12 Method of separation of tar component from crude tolylenediisocyanate

Publications (2)

Publication Number Publication Date
JPS52111543A true JPS52111543A (en) 1977-09-19
JPS5725028B2 JPS5725028B2 (enrdf_load_stackoverflow) 1982-05-27

Family

ID=12219233

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2737376A Granted JPS52111543A (en) 1976-03-12 1976-03-12 Method of separation of tar component from crude tolylenediisocyanate

Country Status (1)

Country Link
JP (1) JPS52111543A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104974062A (zh) * 2015-06-30 2015-10-14 成都理工大学 一种区域熔融法纯化tdi过程

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01169439U (enrdf_load_stackoverflow) * 1988-05-23 1989-11-29
JP5798290B2 (ja) * 2009-09-18 2015-10-21 株式会社日本触媒 粉体の製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140305A (en) * 1962-12-17 1964-07-07 Fmc Corp Preparation of diisocyanates

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140305A (en) * 1962-12-17 1964-07-07 Fmc Corp Preparation of diisocyanates

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104974062A (zh) * 2015-06-30 2015-10-14 成都理工大学 一种区域熔融法纯化tdi过程

Also Published As

Publication number Publication date
JPS5725028B2 (enrdf_load_stackoverflow) 1982-05-27

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