RU2008112340A - METHOD FOR PRODUCING 1,1-1,6-HEXAMETHYLENE-3,3,3 ', 3'-TETRAKIS (2-OXYETHYL) -BISURINE - Google Patents
METHOD FOR PRODUCING 1,1-1,6-HEXAMETHYLENE-3,3,3 ', 3'-TETRAKIS (2-OXYETHYL) -BISURINE Download PDFInfo
- Publication number
- RU2008112340A RU2008112340A RU2008112340/04A RU2008112340A RU2008112340A RU 2008112340 A RU2008112340 A RU 2008112340A RU 2008112340/04 A RU2008112340/04 A RU 2008112340/04A RU 2008112340 A RU2008112340 A RU 2008112340A RU 2008112340 A RU2008112340 A RU 2008112340A
- Authority
- RU
- Russia
- Prior art keywords
- hexamethylene
- tetrakis
- diethanolamine
- bismourea
- hydroxyethyl
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims abstract 6
- 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 claims abstract 4
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 claims abstract 4
- 230000015572 biosynthetic process Effects 0.000 claims abstract 4
- 239000003729 cation exchange resin Substances 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims abstract 4
- 239000011541 reaction mixture Substances 0.000 claims abstract 4
- 238000003786 synthesis reaction Methods 0.000 claims abstract 4
- 229940008841 1,6-hexamethylene diisocyanate Drugs 0.000 claims abstract 2
- 239000012736 aqueous medium Substances 0.000 claims abstract 2
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000003756 stirring Methods 0.000 claims abstract 2
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
1. Способ получения 1,1-1,6-гексаметилен-3,3,3'3'-тетракис(2-оксиэтил)-бисмочевины путем взаимодействия 1,6-гексаметилендиизоцианата с диэтаноламином в водной среде, отличающийся тем, что диэтаноламин берут в количестве 1,001÷1,01 от стехиометрического и после проведения синтеза удаляют избыток диэтаноламина на катионообменной смоле. ! 2. Способ поп.1, отличающийся тем, что катионообменную смолу добавляют в реакционную смесь после проведения синтеза 1,1-1,6-гексаметилен-3,3,3'3'-тетракис(2-оксиэтил)-бисмочевины в количестве 5-10% от массы исходных компонентов при перемешивании до снижения рН реакционной смеси 6 интервале 7,0-7,2.1. The method of obtaining 1,1-1,6-hexamethylene-3,3,3'3'-tetrakis (2-hydroxyethyl) -bismourea by reacting 1,6-hexamethylene diisocyanate with diethanolamine in an aqueous medium, characterized in that diethanolamine is taken in the amount of 1.001 ÷ 1.01 of the stoichiometric and after the synthesis, excess diethanolamine on a cation exchange resin is removed. ! 2. The method of pop. 1, characterized in that the cation exchange resin is added to the reaction mixture after synthesis of 1,1-1,6-hexamethylene-3,3,3,3'3'-tetrakis (2-hydroxyethyl) bismourea in an amount of 5 -10% by weight of the starting components with stirring to reduce the pH of the reaction mixture 6 in the range of 7.0-7.2.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008112340/04A RU2376284C1 (en) | 2008-03-31 | 2008-03-31 | Method of producing 1,1-1,6-hexamethylene-3,3,3',3'-tetrakis(2-oxyethyl)-bis-urea |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008112340/04A RU2376284C1 (en) | 2008-03-31 | 2008-03-31 | Method of producing 1,1-1,6-hexamethylene-3,3,3',3'-tetrakis(2-oxyethyl)-bis-urea |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2008112340A true RU2008112340A (en) | 2009-10-10 |
| RU2376284C1 RU2376284C1 (en) | 2009-12-20 |
Family
ID=41260292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008112340/04A RU2376284C1 (en) | 2008-03-31 | 2008-03-31 | Method of producing 1,1-1,6-hexamethylene-3,3,3',3'-tetrakis(2-oxyethyl)-bis-urea |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2376284C1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2572345C1 (en) * | 2015-01-12 | 2016-01-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Чувашский государственный университет имени И.Н. Ульянова" | Method for obtaining tetraoxyalkyl-substituted ureas |
| RU2737890C2 (en) | 2016-01-15 | 2020-12-04 | Ппг Индастриз Огайо, Инк. | Carbodiimide hardening coating compositions intended for packaging |
| US20170204289A1 (en) | 2016-01-15 | 2017-07-20 | Ppg Industries Ohio, Inc. | Hydroxy functional alkyl polyurea |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1469806A1 (en) * | 1982-06-29 | 1995-01-27 | Казанский Химико-Технологический Институт Им.С.М.Кирова | Method of obtaining 1,1-1,6-hexamethylene-3,3,3',3'- tetrakis-(2-oxyethyl)-biocarbamide |
| RU2072352C1 (en) * | 1994-08-10 | 1997-01-27 | Региональный научно-производственный центр "Ника" | Method for production of 1,1-1,6-hexamethylene-3,3,3',3'-tetrakis(2-oxyethyl)-bis-urea |
-
2008
- 2008-03-31 RU RU2008112340/04A patent/RU2376284C1/en active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2376284C1 (en) | 2009-12-20 |
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