BR7804015A - PROCESS OF PREPARATION OF HARD COPOLIMER PEARLS - Google Patents
PROCESS OF PREPARATION OF HARD COPOLIMER PEARLSInfo
- Publication number
- BR7804015A BR7804015A BR787804015A BR7804015A BR7804015A BR 7804015 A BR7804015 A BR 7804015A BR 787804015 A BR787804015 A BR 787804015A BR 7804015 A BR7804015 A BR 7804015A BR 7804015 A BR7804015 A BR 7804015A
- Authority
- BR
- Brazil
- Prior art keywords
- copolimer
- pearls
- hard
- preparation
- hard copolimer
- Prior art date
Links
Classifications
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/28—Oxygen or compounds releasing free oxygen
- C08F4/32—Organic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/08—Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/16—Organic material
- B01J39/18—Macromolecular compounds
- B01J39/20—Macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
-
- 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
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/08—Styrene
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Polymerization Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80995777A | 1977-06-27 | 1977-06-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7804015A true BR7804015A (en) | 1979-02-20 |
Family
ID=25202592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR787804015A BR7804015A (en) | 1977-06-27 | 1978-06-26 | PROCESS OF PREPARATION OF HARD COPOLIMER PEARLS |
Country Status (14)
Country | Link |
---|---|
JP (2) | JPS5411984A (en) |
AR (1) | AR228836A1 (en) |
AU (1) | AU521552B2 (en) |
BE (1) | BE868487A (en) |
BR (1) | BR7804015A (en) |
CA (1) | CA1114987A (en) |
DE (1) | DE2827475A1 (en) |
ES (1) | ES471391A1 (en) |
FR (1) | FR2396027A1 (en) |
GB (1) | GB1602064A (en) |
IN (1) | IN149312B (en) |
IT (1) | IT1111628B (en) |
NL (1) | NL7806892A (en) |
ZA (1) | ZA783340B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR7800684A (en) * | 1977-02-07 | 1978-10-10 | Rohm & Haas | PERFECTED ION EXCHANGE RESIN BILLS, PROCESS TO PREPARE HARD, GRINDED, INDIVIDUALIZED COPOLIMER ACCOUNTS, AND PROCESS TO PRODUCE AN ION EXCHANGE RESIN |
US4370459A (en) * | 1980-07-07 | 1983-01-25 | Argus Chemical Corporation | Polymerizing unsaturated monomers with gem-diperoxyester catalyst |
DE19714827A1 (en) * | 1997-04-10 | 1998-10-15 | Bayer Ag | Process for the preparation of crosslinked spherical polymers |
EP0964001A1 (en) | 1998-06-12 | 1999-12-15 | Bayer Aktiengesellschaft | Process for preparing microencapsulated polymers |
DE19826049A1 (en) * | 1998-06-12 | 1999-12-16 | Bayer Ag | Process for the preparation of crosslinked spherical polymers |
JP4673662B2 (en) * | 2005-04-26 | 2011-04-20 | 和 熊谷 | Narrow depth compactor |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE974216C (en) * | 1951-05-23 | 1960-10-20 | Bayer Ag | Process for the production of cation exchangers |
FR1375170A (en) * | 1962-08-27 | 1964-10-16 | Sumitomo Chemical Co | New copolymer of ethylene and styrene and its manufacturing process |
US3474066A (en) * | 1963-12-31 | 1969-10-21 | Exxon Research Engineering Co | Polymerizable compositions and process of producing same |
FR1433480A (en) * | 1965-02-16 | 1966-04-01 | Wolfen Filmfab Veb | Process for the preparation of spherical, weakly crosslinked polymer particles and products thus obtained |
DE1301514B (en) * | 1966-02-15 | 1969-08-21 | Elektrochem Werke Muenchen Ag | Process for the polymerization and copolymerization of olefinic compounds |
-
1978
- 1978-05-26 GB GB23076/78A patent/GB1602064A/en not_active Expired
- 1978-06-12 ZA ZA00783340A patent/ZA783340B/en unknown
- 1978-06-13 IN IN440/DEL/78A patent/IN149312B/en unknown
- 1978-06-14 CA CA305,455A patent/CA1114987A/en not_active Expired
- 1978-06-15 AR AR271629A patent/AR228836A1/en active
- 1978-06-22 DE DE19782827475 patent/DE2827475A1/en active Granted
- 1978-06-26 IT IT68500/78A patent/IT1111628B/en active
- 1978-06-26 FR FR7819026A patent/FR2396027A1/en active Granted
- 1978-06-26 BR BR787804015A patent/BR7804015A/en unknown
- 1978-06-26 AU AU37452/78A patent/AU521552B2/en not_active Expired
- 1978-06-27 ES ES471391A patent/ES471391A1/en not_active Expired
- 1978-06-27 NL NL7806892A patent/NL7806892A/en not_active Application Discontinuation
- 1978-06-27 BE BE188861A patent/BE868487A/en not_active IP Right Cessation
- 1978-06-27 JP JP7706678A patent/JPS5411984A/en active Granted
-
1988
- 1988-03-22 JP JP63065924A patent/JPS6414206A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS6414206A (en) | 1989-01-18 |
CA1114987A (en) | 1981-12-22 |
IT1111628B (en) | 1986-01-13 |
IT7868500A0 (en) | 1978-06-26 |
FR2396027B1 (en) | 1980-10-31 |
ES471391A1 (en) | 1979-01-16 |
AU521552B2 (en) | 1982-04-08 |
DE2827475A1 (en) | 1979-01-11 |
IN149312B (en) | 1981-10-24 |
AR228836A1 (en) | 1983-04-29 |
NL7806892A (en) | 1978-12-29 |
FR2396027A1 (en) | 1979-01-26 |
JPS5411984A (en) | 1979-01-29 |
BE868487A (en) | 1978-12-27 |
JPS627921B2 (en) | 1987-02-19 |
GB1602064A (en) | 1981-11-04 |
AU3745278A (en) | 1980-01-03 |
ZA783340B (en) | 1979-07-25 |
DE2827475C2 (en) | 1989-10-12 |
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