CA1316943C - Cristallisation de composes aromatiques en plusieurs etapes et a contre-courant, avec addition d'eau - Google Patents

Cristallisation de composes aromatiques en plusieurs etapes et a contre-courant, avec addition d'eau

Info

Publication number: CA1316943C
Authority: CA; Canada
Prior art keywords: water; crystallization; crystals; purification; compound
Prior art date: 1989-06-15
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.): Expired - Fee Related

Application number

CA000602863A

Other languages

English (en)

Inventor

Lanny A. Robbins

Ben B. Gammill

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.)

Dow Chemical Co

Original Assignee

Dow Chemical Co

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.)

1989-06-15

Filing date

1989-06-15

Publication date

1993-04-27

1989-06-15 Application filed by Dow Chemical Co filed Critical Dow Chemical Co

1989-06-15 Priority to CA000602863A priority Critical patent/CA1316943C/fr

1993-04-27 Application granted granted Critical

1993-04-27 Publication of CA1316943C publication Critical patent/CA1316943C/fr

2010-04-27 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
238000000034 method Methods 0.000 claims abstract description 61
239000013078 crystal Substances 0.000 claims abstract description 40
238000002425 crystallisation Methods 0.000 claims abstract description 30
230000008025 crystallization Effects 0.000 claims abstract description 30
238000000746 purification Methods 0.000 claims abstract description 26
229930185605 Bisphenol Natural products 0.000 claims abstract description 25
-1 bisphenol compound Chemical class 0.000 claims abstract 4
IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 33
150000001875 compounds Chemical class 0.000 claims description 18
239000012535 impurity Substances 0.000 claims description 15
239000000725 suspension Substances 0.000 claims description 9
239000003960 organic solvent Substances 0.000 claims description 7
238000004064 recycling Methods 0.000 claims description 4
238000002844 melting Methods 0.000 claims description 3
230000008018 melting Effects 0.000 claims description 3
238000001035 drying Methods 0.000 claims description 2
239000000374 eutectic mixture Substances 0.000 claims description 2
238000011084 recovery Methods 0.000 claims description 2
MQXNNWDXHFBFEB-UHFFFAOYSA-N 2,2-bis(2-hydroxyphenyl)propane Chemical compound C=1C=CC=C(O)C=1C(C)(C)C1=CC=CC=C1O MQXNNWDXHFBFEB-UHFFFAOYSA-N 0.000 abstract description 5
150000001491 aromatic compounds Chemical class 0.000 description 15
VPWNQTHUCYMVMZ-UHFFFAOYSA-N 4,4'-sulfonyldiphenol Chemical class C1=CC(O)=CC=C1S(=O)(=O)C1=CC=C(O)C=C1 VPWNQTHUCYMVMZ-UHFFFAOYSA-N 0.000 description 12
239000000047 product Substances 0.000 description 7
230000008014 freezing Effects 0.000 description 6
238000007710 freezing Methods 0.000 description 6
238000010438 heat treatment Methods 0.000 description 6
239000000203 mixture Substances 0.000 description 6
238000005406 washing Methods 0.000 description 6
239000012452 mother liquor Substances 0.000 description 5
239000007788 liquid Substances 0.000 description 4
238000010992 reflux Methods 0.000 description 4
239000002904 solvent Substances 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 3
238000002156 mixing Methods 0.000 description 3
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
239000012670 alkaline solution Substances 0.000 description 2
239000007900 aqueous suspension Substances 0.000 description 2
239000012043 crude product Substances 0.000 description 2
239000003822 epoxy resin Substances 0.000 description 2
LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 2
239000000155 melt Substances 0.000 description 2
239000012053 oil suspension Substances 0.000 description 2
229920000515 polycarbonate Polymers 0.000 description 2
239000004417 polycarbonate Substances 0.000 description 2
229920000647 polyepoxide Polymers 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
239000007787 solid Substances 0.000 description 2
NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
239000003729 cation exchange resin Substances 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
239000000356 contaminant Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000000605 extraction Methods 0.000 description 1
238000001914 filtration Methods 0.000 description 1
230000005484 gravity Effects 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 1
239000012074 organic phase Substances 0.000 description 1
JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
238000001953 recrystallisation Methods 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
238000000926 separation method Methods 0.000 description 1
239000000243 solution Substances 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1

Landscapes

Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

CA000602863A 1989-06-15 1989-06-15 Cristallisation de composes aromatiques en plusieurs etapes et a contre-courant, avec addition d'eau Expired - Fee Related CA1316943C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000602863A CA1316943C (fr)	1989-06-15	1989-06-15	Cristallisation de composes aromatiques en plusieurs etapes et a contre-courant, avec addition d'eau

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000602863A CA1316943C (fr)	1989-06-15	1989-06-15	Cristallisation de composes aromatiques en plusieurs etapes et a contre-courant, avec addition d'eau

Publications (1)

Publication Number	Publication Date
CA1316943C true CA1316943C (fr)	1993-04-27

Family

ID=4140212

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000602863A Expired - Fee Related CA1316943C (fr)	1989-06-15	1989-06-15	Cristallisation de composes aromatiques en plusieurs etapes et a contre-courant, avec addition d'eau

Country Status (1)

Country	Link
CA (1)	CA1316943C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN116036645A (zh) *	2022-11-28	2023-05-02	福建省力恒锦纶实业有限公司	一种低熔点共聚酰胺的连续萃取方法

1989
- 1989-06-15 CA CA000602863A patent/CA1316943C/fr not_active Expired - Fee Related

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN116036645A (zh) *	2022-11-28	2023-05-02	福建省力恒锦纶实业有限公司	一种低熔点共聚酰胺的连续萃取方法
CN116036645B (zh) *	2022-11-28	2025-10-21	福建省力恒锦纶实业有限公司	一种低熔点共聚酰胺的连续萃取方法

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Legal Events

Date	Code	Title	Description
1997-04-28	MKLA	Lapsed