NO135425B - - Google Patents
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- Publication number
- NO135425B NO135425B NO740573A NO740573A NO135425B NO 135425 B NO135425 B NO 135425B NO 740573 A NO740573 A NO 740573A NO 740573 A NO740573 A NO 740573A NO 135425 B NO135425 B NO 135425B
- Authority
- NO
- Norway
- Prior art keywords
- catalyst
- fluidized
- layer
- carbamide
- reaction
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 40
- 239000003054 catalyst Substances 0.000 claims description 23
- 235000013877 carbamide Nutrition 0.000 claims description 20
- 239000004202 carbamide Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 15
- 229920000877 Melamine resin Polymers 0.000 claims description 12
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000011949 solid catalyst Substances 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 5
- 238000000197 pyrolysis Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 20
- 239000007789 gas Substances 0.000 description 5
- 239000003463 adsorbent Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-N cyanic acid Chemical group OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/28—Chemically modified polycondensates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7302412A SE371645B (fi) | 1973-02-21 | 1973-02-21 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO740573L NO740573L (no) | 1974-08-22 |
| NO135425B true NO135425B (fi) | 1976-12-27 |
| NO135425C NO135425C (fi) | 1977-04-05 |
Family
ID=20316700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO740573A NO740573L (no) | 1973-02-21 | 1974-02-20 | Fremgangsmåte ved fremstilling av et kondensasjonsprodukt av lignosulfonat og formaldehyd. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3940352A (fi) |
| FI (1) | FI57431C (fi) |
| NO (1) | NO740573L (fi) |
| SE (1) | SE371645B (fi) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4168252A (en) * | 1972-09-04 | 1979-09-18 | Toshiaki Makino | Process for manufacturing organosilicon synthetic resin from alkali pulp black liquor |
| US4130515A (en) * | 1977-06-30 | 1978-12-19 | Georgia-Pacific Corporation | Lignin-based composition board binder comprising a copolymer of a lignosulfonate, melamine and an aldehyde |
| US4177313A (en) * | 1978-11-28 | 1979-12-04 | Georgia-Pacific Corporation | Amine-modified lignosulfonate-extended phenol formaldehyde resins |
| US4215212A (en) * | 1979-04-09 | 1980-07-29 | Akzona Incorporated | Regenerated cellulose containing cross linked sodium lignate or sodium lignosulfonate |
| CA1138589A (en) * | 1979-04-20 | 1982-12-28 | Krishan K. Sudan | Lignosulphonate phenolic resin binder |
| US4423173A (en) * | 1982-09-29 | 1983-12-27 | Masonite Corporation | Lignosulfonate-phenol-formaldehyde resin binder |
| US4701383A (en) * | 1982-09-29 | 1987-10-20 | Masonite Corporation | Lignosulfonate-phenol-formaldehyde resin binder in sheet material and method of making said sheet material |
| US4559097A (en) * | 1982-09-29 | 1985-12-17 | Masonite Corporation | Method of bonding using a lignosulfonate-phenol-formaldehyde resin binder |
| USRE32408E (en) * | 1982-09-29 | 1987-04-28 | Masonite Corporation | Lignosulfonate-phenol-formaldehyde resin binder |
| US4404334A (en) * | 1982-11-18 | 1983-09-13 | Georgia-Pacific Corporation | Thermosetting resinous polyol |
| CA1214293A (en) * | 1983-05-31 | 1986-11-18 | Louis R. Calve | Nh.sub.4ssl-pf thermosetting resin and method of binding lignocellulosic material employing same |
| CA1245784A (en) * | 1985-05-09 | 1988-11-29 | Shui-Tung Chiu | Phenolic compound-modified spent sulfite liquor and process for preparing same |
| US10808068B2 (en) * | 2018-01-26 | 2020-10-20 | Hexion Inc. | Manufacture of novolacs and resoles using lignin |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2282518A (en) * | 1936-04-09 | 1942-05-12 | Mead Corp | Preparation of phenol-ligninaldehyde resins |
| US2794790A (en) * | 1953-11-02 | 1957-06-04 | Ontario Research Foundation | Preparation of thermosetting binders from phenol derivatives of waste sulphite liquor |
| US3227667A (en) * | 1960-09-21 | 1966-01-04 | Borden Co | Lignin, phenol, and aldehyde condensation process and product |
-
1973
- 1973-02-21 SE SE7302412A patent/SE371645B/xx unknown
-
1974
- 1974-02-20 NO NO740573A patent/NO740573L/no unknown
- 1974-02-21 US US05/444,447 patent/US3940352A/en not_active Expired - Lifetime
- 1974-02-21 FI FI509/74A patent/FI57431C/fi active
Also Published As
| Publication number | Publication date |
|---|---|
| FI57431C (fi) | 1980-08-11 |
| NO740573L (no) | 1974-08-22 |
| DE2408441B2 (de) | 1977-04-21 |
| SE371645B (fi) | 1974-11-25 |
| US3940352A (en) | 1976-02-24 |
| NO135425C (fi) | 1977-04-05 |
| FI57431B (fi) | 1980-04-30 |
| DE2408441A1 (de) | 1974-08-29 |
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