DE1494254A1 - Stabilisieren von Loesungen des Polyacrylnitrils oder Co- oder Mischpolymerisaten des Acrylnitrils in starker Schwefelsaeure - Google Patents
Stabilisieren von Loesungen des Polyacrylnitrils oder Co- oder Mischpolymerisaten des Acrylnitrils in starker SchwefelsaeureInfo
- Publication number
- DE1494254A1 DE1494254A1 DE1960P0025489 DEP0025489A DE1494254A1 DE 1494254 A1 DE1494254 A1 DE 1494254A1 DE 1960P0025489 DE1960P0025489 DE 1960P0025489 DE P0025489 A DEP0025489 A DE P0025489A DE 1494254 A1 DE1494254 A1 DE 1494254A1
- Authority
- DE
- Germany
- Prior art keywords
- sulfuric acid
- polyacrylonitrile
- copolymers
- solutions
- solution
- 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.)
- Pending
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title description 43
- 229920002239 polyacrylonitrile Polymers 0.000 title description 19
- 229920001577 copolymer Polymers 0.000 title description 4
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 title description 3
- 230000006641 stabilisation Effects 0.000 title description 3
- 238000011105 stabilization Methods 0.000 title description 3
- 101100056293 Rattus norvegicus Akr7a2 gene Proteins 0.000 claims 1
- 239000000654 additive Substances 0.000 claims 1
- PVBALTLWZVEAIO-UHFFFAOYSA-N diodone Chemical compound OC(=O)CN1C=C(I)C(=O)C(I)=C1 PVBALTLWZVEAIO-UHFFFAOYSA-N 0.000 claims 1
- 229960001845 diodone Drugs 0.000 claims 1
- 239000000243 solution Substances 0.000 description 29
- 239000003112 inhibitor Substances 0.000 description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 12
- 229920000642 polymer Polymers 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000007127 saponification reaction Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- KXDAEFPNCMNJSK-UHFFFAOYSA-N Benzamide Chemical compound NC(=O)C1=CC=CC=C1 KXDAEFPNCMNJSK-UHFFFAOYSA-N 0.000 description 2
- -1 acids ketone Chemical class 0.000 description 2
- 150000003926 acrylamides Chemical class 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 description 2
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 description 1
- 239000005695 Ammonium acetate Substances 0.000 description 1
- OVBPIULPVIDEAO-UHFFFAOYSA-N N-Pteroyl-L-glutaminsaeure Natural products C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)NC(CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 241001220243 Sus scrofa taivanus Species 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 235000019257 ammonium acetate Nutrition 0.000 description 1
- 229940043376 ammonium acetate Drugs 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000001166 ammonium sulphate Substances 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical class OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 235000010338 boric acid Nutrition 0.000 description 1
- 125000005619 boric acid group Chemical class 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000009920 chelation Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229960000304 folic acid Drugs 0.000 description 1
- 235000019152 folic acid Nutrition 0.000 description 1
- 239000011724 folic acid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 125000002560 nitrile group Chemical group 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/005—Stabilisers against oxidation, heat, light, ozone
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/38—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising unsaturated nitriles as the major constituent
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
- D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
- D01F9/225—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles from stabilised polyacrylonitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Toxicology (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Artificial Filaments (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL272672D NL272672A (enrdf_load_stackoverflow) | 1960-08-08 | ||
| NL267553D NL267553A (enrdf_load_stackoverflow) | 1960-08-08 | ||
| DE1960P0025489 DE1494254A1 (de) | 1960-08-08 | 1960-08-08 | Stabilisieren von Loesungen des Polyacrylnitrils oder Co- oder Mischpolymerisaten des Acrylnitrils in starker Schwefelsaeure |
| CH700661A CH400565A (de) | 1960-08-08 | 1961-06-15 | Verfahren zum Stabilisieren von Lösungen stickstoffhaltiger Hochpolymerer in starken Säuren |
| GB2586561A GB944619A (en) | 1960-08-08 | 1961-07-17 | Method of stabilising solutions in strong sulphuric acid of polyacrylonitrile and copolymers of acrylonitrile |
| FR868841A FR1295860A (fr) | 1960-08-08 | 1961-07-24 | Procédé de stabilisation de solutions dans les acides forts de hauts polymères renfermant de l'azote |
| BE606538A BE606538A (fr) | 1960-08-08 | 1961-07-26 | Procédé de stabilisation de solutions dans les acides forts de hauts polymères renfermant de l'azote |
| GB4607761A GB944620A (en) | 1960-08-08 | 1961-12-22 | Sulphuric acid solutions of polyacrylonitrile and their preparation |
| US168458A US3251796A (en) | 1960-08-08 | 1962-01-24 | Preparation of acrylonitrile fibers from sulphuric acid solutions containing soluble sulfates and amides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1960P0025489 DE1494254A1 (de) | 1960-08-08 | 1960-08-08 | Stabilisieren von Loesungen des Polyacrylnitrils oder Co- oder Mischpolymerisaten des Acrylnitrils in starker Schwefelsaeure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1494254A1 true DE1494254A1 (de) | 1969-05-14 |
Family
ID=7370108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1960P0025489 Pending DE1494254A1 (de) | 1960-08-08 | 1960-08-08 | Stabilisieren von Loesungen des Polyacrylnitrils oder Co- oder Mischpolymerisaten des Acrylnitrils in starker Schwefelsaeure |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE606538A (enrdf_load_stackoverflow) |
| CH (1) | CH400565A (enrdf_load_stackoverflow) |
| DE (1) | DE1494254A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1295860A (enrdf_load_stackoverflow) |
| GB (2) | GB944619A (enrdf_load_stackoverflow) |
| NL (2) | NL267553A (enrdf_load_stackoverflow) |
-
0
- NL NL272672D patent/NL272672A/xx unknown
- NL NL267553D patent/NL267553A/xx unknown
-
1960
- 1960-08-08 DE DE1960P0025489 patent/DE1494254A1/de active Pending
-
1961
- 1961-06-15 CH CH700661A patent/CH400565A/de unknown
- 1961-07-17 GB GB2586561A patent/GB944619A/en not_active Expired
- 1961-07-24 FR FR868841A patent/FR1295860A/fr not_active Expired
- 1961-07-26 BE BE606538A patent/BE606538A/fr unknown
- 1961-12-22 GB GB4607761A patent/GB944620A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL267553A (enrdf_load_stackoverflow) | |
| FR1295860A (fr) | 1962-06-08 |
| CH400565A (de) | 1965-10-15 |
| GB944619A (en) | 1963-12-18 |
| BE606538A (fr) | 1961-11-16 |
| NL272672A (enrdf_load_stackoverflow) | |
| GB944620A (en) | 1963-12-18 |
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