BR7204846D0 - Membranas de poliesteres fenolicos, e seu processo de fabricacao - Google Patents
Membranas de poliesteres fenolicos, e seu processo de fabricacaoInfo
- Publication number
- BR7204846D0 BR7204846D0 BR4846/72A BR484672A BR7204846D0 BR 7204846 D0 BR7204846 D0 BR 7204846D0 BR 4846/72 A BR4846/72 A BR 4846/72A BR 484672 A BR484672 A BR 484672A BR 7204846 D0 BR7204846 D0 BR 7204846D0
- Authority
- BR
- Brazil
- Prior art keywords
- members
- manufacturing process
- phenolic polyesters
- polyesters
- phenolic
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 229920000728 polyester Polymers 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/52—Polyethers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
- B29C67/202—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising elimination of a solid or a liquid ingredient
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
- C08J2371/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08J2371/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C08J2371/12—Polyphenylene oxides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3854—Woven fabric with a preformed polymeric film or sheet
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/40—Knit fabric [i.e., knit strand or strip material]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/674—Nonwoven fabric with a preformed polymeric film or sheet
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7126708A FR2146149B1 (pt) | 1971-07-21 | 1971-07-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7204846D0 true BR7204846D0 (pt) | 1974-08-22 |
Family
ID=9080679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR4846/72A BR7204846D0 (pt) | 1971-07-21 | 1972-07-20 | Membranas de poliesteres fenolicos, e seu processo de fabricacao |
Country Status (13)
Country | Link |
---|---|
US (1) | US3803061A (pt) |
BE (1) | BE786584A (pt) |
BR (1) | BR7204846D0 (pt) |
CH (1) | CH536340A (pt) |
DE (1) | DE2235943A1 (pt) |
ES (1) | ES405047A1 (pt) |
FR (1) | FR2146149B1 (pt) |
GB (1) | GB1356758A (pt) |
IL (1) | IL39952A (pt) |
IT (1) | IT963257B (pt) |
LU (1) | LU65758A1 (pt) |
NL (1) | NL7209696A (pt) |
ZA (1) | ZA724972B (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4173689A (en) * | 1976-02-03 | 1979-11-06 | University Of Utah | Synthetic polymer prosthesis material |
US4754089A (en) * | 1986-12-05 | 1988-06-28 | Sepracor Inc. | Phase transfer catalysis |
US5269836A (en) * | 1992-08-28 | 1993-12-14 | Eastman Kodak Company | Passive inline membrane degasser and liquefier |
CN113304628B (zh) * | 2021-06-04 | 2022-11-01 | 徐州禹慧环境科技研究院有限公司 | 一种抗污染的纳米复合中空纤维膜的制备方法 |
-
0
- BE BE786584D patent/BE786584A/xx unknown
-
1971
- 1971-07-21 FR FR7126708A patent/FR2146149B1/fr not_active Expired
-
1972
- 1972-07-13 NL NL7209696A patent/NL7209696A/xx unknown
- 1972-07-18 US US00272753A patent/US3803061A/en not_active Expired - Lifetime
- 1972-07-19 ZA ZA724972A patent/ZA724972B/xx unknown
- 1972-07-20 GB GB3404572A patent/GB1356758A/en not_active Expired
- 1972-07-20 BR BR4846/72A patent/BR7204846D0/pt unknown
- 1972-07-20 LU LU65758A patent/LU65758A1/xx unknown
- 1972-07-20 IL IL39952A patent/IL39952A/en unknown
- 1972-07-20 CH CH1085472A patent/CH536340A/de not_active IP Right Cessation
- 1972-07-21 DE DE2235943A patent/DE2235943A1/de active Pending
- 1972-07-21 ES ES405047A patent/ES405047A1/es not_active Expired
- 1972-07-21 IT IT27290/72A patent/IT963257B/it active
Also Published As
Publication number | Publication date |
---|---|
BE786584A (fr) | 1973-01-22 |
IL39952A0 (en) | 1972-09-28 |
LU65758A1 (pt) | 1973-01-26 |
IL39952A (en) | 1976-01-30 |
GB1356758A (en) | 1974-06-12 |
DE2235943A1 (de) | 1973-02-01 |
US3803061A (en) | 1974-04-09 |
ZA724972B (en) | 1973-09-26 |
FR2146149A1 (pt) | 1973-03-02 |
CH536340A (de) | 1973-04-30 |
NL7209696A (pt) | 1973-01-23 |
ES405047A1 (es) | 1975-07-16 |
IT963257B (it) | 1974-01-10 |
FR2146149B1 (pt) | 1974-04-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR7209138D0 (pt) | Processo para producao de abrasinos | |
BR7200623D0 (pt) | Artigo laminado e processo para fabricar o mesmo | |
IT947940B (it) | Processo migliorato di idroraffinazione | |
IT966132B (it) | Processo per fabbricare alcossi silani | |
BR7204562D0 (pt) | Processo e aparelho para cortar vidro | |
IT973933B (it) | Processo d evaporazione | |
BR7207067D0 (pt) | Fecho de correr e processo para o seu fabrico | |
BR7202502D0 (pt) | Processo para estabilizacao de enzimas | |
BR7200977D0 (pt) | Escova e processo de fabrica-la | |
BR7200483D0 (pt) | Processo para produzir estruturas filamentosas ligadas | |
BR7107109D0 (pt) | Processo para fabricacao de acrilonitrila e metacrilonitrila | |
BR7203988D0 (pt) | Aperfeicoamentos em cilindro composto e processo de fabrica-lo | |
BR7205904D0 (pt) | Conexao eletrica e seu processo de montagem | |
BR7208256D0 (pt) | Processo para a fabricacao de novos acidos difenilmetano-difeniloxido e difenilsulfeto-fosfonosos | |
BR7208357D0 (pt) | Parapeito aperfeicoado e processo de montagem do mesmo | |
IT969672B (it) | Processo di formatura | |
IT970198B (it) | Processo di defluorazione e di riduzione di ceramiche | |
BR7204846D0 (pt) | Membranas de poliesteres fenolicos, e seu processo de fabricacao | |
IT1000224B (it) | Processo di fabbricazione di composti alogenofenolsolfonici ed eventualmente di alogenofenoli | |
BR7106620D0 (pt) | Processo aperfeicoado de fabricacao do fosgenio | |
IT953637B (it) | Processo e catalizzatori di disproporzionamento migliorat | |
BR7203188D0 (pt) | Conjunto de rolo e processo de fabricacao e montagem do mesmo | |
FI52707C (fi) | Lämpökäsitelty kalsiumsilikaattituote ja menetelmä sen valmistamiseksi . | |
BR7202960D0 (pt) | Artigo laminado e processo para obte-lo | |
IT970451B (it) | Processo di esterificazione |