NO135778B - - Google Patents
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- Publication number
- NO135778B NO135778B NO3963/72A NO396372A NO135778B NO 135778 B NO135778 B NO 135778B NO 3963/72 A NO3963/72 A NO 3963/72A NO 396372 A NO396372 A NO 396372A NO 135778 B NO135778 B NO 135778B
- Authority
- NO
- Norway
- Prior art keywords
- ammonia
- dicyandiamide
- melamine
- reaction
- pressure
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 66
- 229920000877 Melamine resin Polymers 0.000 claims description 30
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 30
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 claims description 28
- 229910021529 ammonia Inorganic materials 0.000 claims description 25
- 238000006243 chemical reaction Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 14
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000000047 product Substances 0.000 description 12
- 238000001816 cooling Methods 0.000 description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000012043 crude product Substances 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 230000009615 deamination Effects 0.000 description 2
- 238000006481 deamination reaction Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- 241000219112 Cucumis Species 0.000 description 1
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 1
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- YSRVJVDFHZYRPA-UHFFFAOYSA-N melem Chemical compound NC1=NC(N23)=NC(N)=NC2=NC(N)=NC3=N1 YSRVJVDFHZYRPA-UHFFFAOYSA-N 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D17/00—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions
- B65D17/28—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness
- B65D17/401—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness characterised by having the line of weakness provided in an end wall
- B65D17/4011—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness characterised by having the line of weakness provided in an end wall for opening completely by means of a tearing tab
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Containers Opened By Tearing Frangible Portions (AREA)
- Closures For Containers (AREA)
- Rigid Containers With Two Or More Constituent Elements (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19509571A | 1971-11-03 | 1971-11-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO135778B true NO135778B (it) | 1977-02-21 |
| NO135778C NO135778C (it) | 1977-06-01 |
Family
ID=22720032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO3963/72A NO135778C (it) | 1971-11-03 | 1972-11-02 |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3712503A (it) |
| JP (1) | JPS4862581A (it) |
| AU (1) | AU472668B2 (it) |
| BE (1) | BE790950A (it) |
| CA (1) | CA962615A (it) |
| CH (1) | CH546179A (it) |
| DE (1) | DE2253437A1 (it) |
| FR (1) | FR2158505B3 (it) |
| GB (1) | GB1383067A (it) |
| IT (1) | IT966860B (it) |
| NL (1) | NL7214778A (it) |
| NO (1) | NO135778C (it) |
| SE (1) | SE382957B (it) |
| ZA (1) | ZA727553B (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3958354A (en) * | 1973-01-09 | 1976-05-25 | Hough Robert J | Promotional token for a pull tab ring opener |
| US3964633A (en) * | 1973-01-22 | 1976-06-22 | National Can Corporation | Full open end |
| FR2502122B1 (fr) * | 1981-03-20 | 1985-07-05 | Cebal | Couvercle a ouverture facile, a languette d'arrachage et ligne d'incision |
| JPS63141147U (it) * | 1987-03-09 | 1988-09-16 | ||
| US4915246A (en) * | 1987-11-04 | 1990-04-10 | 501 Nippon Steel Corporation | Non-vent type fully openable easy-opening end |
| BR9105798A (pt) * | 1990-06-08 | 1992-08-04 | Weirton Steel Corp | Estrutura de tampo extremo em chapa fina metalica com caracteristicas uteis e aparelho para formar uma linha e entalhamento periferico no lado do produto de uma estrutura de tampo extremo |
| FR2684963B1 (fr) * | 1991-12-12 | 1995-03-17 | Lorraine Laminage | Couvercle a ouverture et recipient muni d'un tel couvercle. |
| JP4883995B2 (ja) * | 2005-12-07 | 2012-02-22 | 大和製罐株式会社 | スコア線のある缶蓋 |
| ITUD20070159A1 (it) * | 2007-09-07 | 2007-12-07 | Internat Patents And Brands Co | Contenitore per una sostanza, in particolare una bevanda, con elemento di chiusura apribile a strappo |
| US8646643B2 (en) | 2012-06-13 | 2014-02-11 | Rexam Beverage Can Company | Reliable opening beverage can end |
| JP6009910B2 (ja) * | 2012-11-07 | 2016-10-19 | 昭和アルミニウム缶株式会社 | 缶蓋および飲料缶 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3478918A (en) * | 1968-08-14 | 1969-11-18 | American Can Co | Full open end closure |
| US3653536A (en) * | 1970-08-31 | 1972-04-04 | Aluminum Co Of America | Easy opening device for a rectangular container end |
| US3662916A (en) * | 1970-11-23 | 1972-05-16 | Continental Can Co | Easy opening container |
-
0
- BE BE790950D patent/BE790950A/xx unknown
-
1971
- 1971-11-03 US US00195095A patent/US3712503A/en not_active Expired - Lifetime
-
1972
- 1972-10-24 ZA ZA727553A patent/ZA727553B/xx unknown
- 1972-10-31 DE DE2253437A patent/DE2253437A1/de active Pending
- 1972-10-31 IT IT53728/72A patent/IT966860B/it active
- 1972-11-01 NL NL7214778A patent/NL7214778A/xx not_active Application Discontinuation
- 1972-11-02 CA CA155,418A patent/CA962615A/en not_active Expired
- 1972-11-02 NO NO3963/72A patent/NO135778C/no unknown
- 1972-11-02 JP JP47110161A patent/JPS4862581A/ja active Pending
- 1972-11-02 SE SE7214229A patent/SE382957B/xx unknown
- 1972-11-03 AU AU48515/72A patent/AU472668B2/en not_active Expired
- 1972-11-03 GB GB5082072A patent/GB1383067A/en not_active Expired
- 1972-11-03 CH CH1607772A patent/CH546179A/xx not_active IP Right Cessation
- 1972-11-03 FR FR7239008A patent/FR2158505B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE790950A (fr) | 1973-03-01 |
| ZA727553B (en) | 1973-07-25 |
| CA962615A (en) | 1975-02-11 |
| AU472668B2 (en) | 1976-06-03 |
| JPS4862581A (it) | 1973-08-31 |
| FR2158505B3 (it) | 1974-10-31 |
| NL7214778A (it) | 1973-05-07 |
| NO135778C (it) | 1977-06-01 |
| CH546179A (de) | 1974-02-28 |
| FR2158505A1 (it) | 1973-06-15 |
| AU4851572A (en) | 1974-05-09 |
| IT966860B (it) | 1974-02-20 |
| GB1383067A (en) | 1975-02-05 |
| SE382957B (sv) | 1976-02-23 |
| US3712503A (en) | 1973-01-23 |
| DE2253437A1 (de) | 1973-05-10 |
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