IT997858B - PROCEDURE AND COMPOSITION FOR THE PRODUCTION OF SHEET MATERIAL STARTING FROM WATER SUSPENSION - Google Patents
PROCEDURE AND COMPOSITION FOR THE PRODUCTION OF SHEET MATERIAL STARTING FROM WATER SUSPENSIONInfo
- Publication number
- IT997858B IT997858B IT52749/73A IT5274973A IT997858B IT 997858 B IT997858 B IT 997858B IT 52749/73 A IT52749/73 A IT 52749/73A IT 5274973 A IT5274973 A IT 5274973A IT 997858 B IT997858 B IT 997858B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- composition
- production
- sheet material
- water suspension
- Prior art date
Links
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
- D21H17/02—Material of vegetable origin
-
- 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/28—Organic non-cellulose fibres from natural polymers
- D21H13/34—Protein fibres
-
- 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
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/47—Condensation polymers of aldehydes or ketones
- D21H17/49—Condensation polymers of aldehydes or ketones with compounds containing hydrogen bound to nitrogen
- D21H17/50—Acyclic compounds
-
- 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
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/47—Condensation polymers of aldehydes or ketones
- D21H17/49—Condensation polymers of aldehydes or ketones with compounds containing hydrogen bound to nitrogen
- D21H17/51—Triazines, e.g. melamine
-
- 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
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
-
- 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
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/57—Polyureas; Polyurethanes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29233072A | 1972-09-26 | 1972-09-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT997858B true IT997858B (en) | 1975-12-30 |
Family
ID=23124197
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52749/73A IT997858B (en) | 1972-09-26 | 1973-09-25 | PROCEDURE AND COMPOSITION FOR THE PRODUCTION OF SHEET MATERIAL STARTING FROM WATER SUSPENSION |
Country Status (8)
Country | Link |
---|---|
US (1) | US3756909A (en) |
JP (1) | JPS4969802A (en) |
CA (1) | CA1011059A (en) |
DE (1) | DE2348229A1 (en) |
ES (1) | ES418790A1 (en) |
FR (1) | FR2200111B1 (en) |
GB (1) | GB1441439A (en) |
IT (1) | IT997858B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4011130A (en) * | 1974-09-09 | 1977-03-08 | Minnesota Mining And Manufacturing Company | Leather-like waterlaid sheets containing particulate fillers |
US4287252A (en) * | 1979-09-28 | 1981-09-01 | Serge Dimiter | Reconstituted leather and method of manufacture |
US4496624A (en) * | 1982-07-14 | 1985-01-29 | Norwood Industries, Inc. | Fibrous web impregnated with coagulated polyurethane and polyolefin admixture |
DE3325163A1 (en) * | 1982-07-14 | 1984-01-19 | Norwood Industries, Inc., Malvern, Pa. | IMPREGNATION MEASURES WITH POLYURETHANE POLYMERS |
US6264879B1 (en) | 1996-06-05 | 2001-07-24 | Mat, Inc. | Reconstituted leather product and process |
US5958554A (en) * | 1996-06-05 | 1999-09-28 | Mat, Inc. | Reconstituted leather product and process |
CN1078645C (en) * | 1999-01-22 | 2002-01-30 | 四川省对外经济贸易总公司 | Special synthetic fiber paper and its production |
DE60025265T2 (en) * | 1999-10-15 | 2006-08-03 | Cargill, Inc., Minneapolis | FIBERS FROM PLANT SEEDS AND USE |
US20070292217A1 (en) * | 2004-11-17 | 2007-12-20 | Mat, Inc. | Corn stover blanket and method of making the same |
CN101563467A (en) * | 2005-10-20 | 2009-10-21 | 马拉德克里科聚合物公司 | Composite leather material |
US20220282343A1 (en) * | 2021-03-04 | 2022-09-08 | Omnia Advanced Materials LLC | Process for manufacturing reconstituted leather product |
-
1972
- 1972-09-26 US US00292330A patent/US3756909A/en not_active Expired - Lifetime
-
1973
- 1973-08-31 CA CA180,102A patent/CA1011059A/en not_active Expired
- 1973-09-15 ES ES418790A patent/ES418790A1/en not_active Expired
- 1973-09-25 DE DE19732348229 patent/DE2348229A1/en active Pending
- 1973-09-25 GB GB4492573A patent/GB1441439A/en not_active Expired
- 1973-09-25 IT IT52749/73A patent/IT997858B/en active
- 1973-09-25 FR FR7334342A patent/FR2200111B1/fr not_active Expired
- 1973-09-25 JP JP48107913A patent/JPS4969802A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3756909A (en) | 1973-09-04 |
CA1011059A (en) | 1977-05-31 |
FR2200111A1 (en) | 1974-04-19 |
DE2348229A1 (en) | 1974-03-28 |
GB1441439A (en) | 1976-06-30 |
FR2200111B1 (en) | 1976-10-01 |
ES418790A1 (en) | 1976-03-01 |
JPS4969802A (en) | 1974-07-05 |
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