CA1090060A - Fibres cellulosiques traitees aux vapeurs de formaldehyde - Google Patents
Fibres cellulosiques traitees aux vapeurs de formaldehydeInfo
- Publication number
- CA1090060A CA1090060A CA285,454A CA285454A CA1090060A CA 1090060 A CA1090060 A CA 1090060A CA 285454 A CA285454 A CA 285454A CA 1090060 A CA1090060 A CA 1090060A
- Authority
- CA
- Canada
- Prior art keywords
- fibers
- pulp
- papermaking
- formaldehyde
- cellulosic
- 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.)
- Expired
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 130
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 127
- 238000000034 method Methods 0.000 claims abstract description 37
- 239000001257 hydrogen Substances 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- 229920001131 Pulp (paper) Polymers 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 3
- 229960004279 formaldehyde Drugs 0.000 description 34
- 235000019256 formaldehyde Nutrition 0.000 description 33
- 239000000123 paper Substances 0.000 description 16
- 238000004132 cross linking Methods 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 229930040373 Paraformaldehyde Natural products 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 229920002866 paraformaldehyde Polymers 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 3
- 238000004061 bleaching Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000004537 pulping Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000002655 kraft paper Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000011122 softwood Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 241000157282 Aesculus Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229940000425 combination drug Drugs 0.000 description 1
- 230000001609 comparable effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- JJCFRYNCJDLXIK-UHFFFAOYSA-N cyproheptadine Chemical compound C1CN(C)CCC1=C1C2=CC=CC=C2C=CC2=CC=CC=C21 JJCFRYNCJDLXIK-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 235000010181 horse chestnut Nutrition 0.000 description 1
- 125000001145 hydrido group Chemical group *[H] 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000005704 oxymethylene group Chemical group [H]C([H])([*:2])O[*:1] 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/06—Alcohols; Phenols; Ethers; Aldehydes; Ketones; Acetals; Ketals
Landscapes
- Paper (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71996076A | 1976-09-02 | 1976-09-02 | |
| US719,960 | 1976-09-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1090060A true CA1090060A (fr) | 1980-11-25 |
Family
ID=24892097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA285,454A Expired CA1090060A (fr) | 1976-09-02 | 1977-08-25 | Fibres cellulosiques traitees aux vapeurs de formaldehyde |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5331806A (fr) |
| CA (1) | CA1090060A (fr) |
| NO (1) | NO148301C (fr) |
| SE (1) | SE7709840L (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5976999U (ja) * | 1982-11-15 | 1984-05-24 | 株式会社不二越 | 電気炉 |
-
1977
- 1977-08-25 CA CA285,454A patent/CA1090060A/fr not_active Expired
- 1977-08-31 JP JP10374477A patent/JPS5331806A/ja active Pending
- 1977-09-01 NO NO773025A patent/NO148301C/no unknown
- 1977-09-01 SE SE7709840A patent/SE7709840L/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5331806A (en) | 1978-03-25 |
| NO773025L (no) | 1978-03-03 |
| NO148301B (no) | 1983-06-06 |
| SE7709840L (sv) | 1978-03-03 |
| NO148301C (no) | 1983-09-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |