BE746552A - Procede de preparation de copolymeres en masse - Google Patents

Procede de preparation de copolymeres en masse

Info

Publication number
BE746552A
BE746552A BE746552DA BE746552A BE 746552 A BE746552 A BE 746552A BE 746552D A BE746552D A BE 746552DA BE 746552 A BE746552 A BE 746552A
Authority
BE
Belgium
Prior art keywords
preparation
mass copolymers
copolymers
mass
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Sumitomo Chemical Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP1508169A external-priority patent/JPS5335994B1/ja
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of BE746552A publication Critical patent/BE746552A/xx

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
    • C08F295/00—Macromolecular compounds obtained by polymerisation using successively different catalyst types without deactivating the intermediate polymer
    • 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
    • C08F293/00—Macromolecular compounds obtained by polymerisation on to a macromolecule having groups capable of inducing the formation of new polymer chains bound exclusively at one or both ends of the starting macromolecule
    • 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
    • C08F8/50—Partial depolymerisation
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/904—Activation of preformed polymer in absence or monomer, for subsequent polymerization thereon, e.g. trapped radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Graft Or Block Polymers (AREA)
BE746552D 1969-02-27 1970-02-26 Procede de preparation de copolymeres en masse BE746552A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1508169A JPS5335994B1 (de) 1969-02-27 1969-02-27
JP4120969 1969-05-26

Publications (1)

Publication Number Publication Date
BE746552A true BE746552A (fr) 1970-07-31

Family

ID=26351170

Family Applications (1)

Application Number Title Priority Date Filing Date
BE746552D BE746552A (fr) 1969-02-27 1970-02-26 Procede de preparation de copolymeres en masse

Country Status (6)

Country Link
US (1) US3652724A (de)
BE (1) BE746552A (de)
DE (1) DE2009066A1 (de)
FR (1) FR2037414A5 (de)
GB (1) GB1279194A (de)
NL (1) NL139539B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3671651A (en) * 1968-05-07 1972-06-20 Pennwalt Corp Peroxy compounds containing a haloformate group
US3860674A (en) * 1970-05-14 1975-01-14 Pennwalt Corp Compounds having peroxy and aliphatic azo groups and methods using these as initiators
FR2142123A5 (de) * 1971-06-14 1973-01-26 Aquitaine Total Organico
US4075286A (en) * 1972-03-13 1978-02-21 Pennwalt Corporation Preparation of block polymers using polyazo sequential free radical initiators
FR2198490A5 (de) * 1972-08-04 1974-03-29 Aquitaine Total Organico
US3901810A (en) * 1972-09-21 1975-08-26 Calgon Corp Ultrafiltration membranes
US3919035A (en) * 1973-10-10 1975-11-11 Stein Hall Limited Method of bonding styrene-butadiene block copolymers to other surfaces
DE2401629A1 (de) * 1974-01-15 1975-07-24 Basf Ag Block- bzw. pfropfcopolymerisate
US3994994A (en) * 1975-02-19 1976-11-30 Xerox Corporation Process for preparation of block copolymers from vinylcarbazoles and other addition monomers
US4028435A (en) * 1975-09-23 1977-06-07 Idemitsu Kosan Co., Ltd. Process for producing block copolymers
US4092375A (en) * 1975-10-03 1978-05-30 Shell Oil Company Preparation of a non-linear elastomeric copolymer
JPS5272796A (en) * 1975-12-16 1977-06-17 Idemitsu Kosan Co Ltd Preparation of block copolymers
US5683635A (en) * 1995-12-22 1997-11-04 United States Gypsum Company Method for preparing uniformly foamed gypsum product with less foam agitation
US6111025A (en) * 1997-06-24 2000-08-29 The Lubrizol Corporation Block copolymer surfactants prepared by stabilized free-radical polymerization
CN1060184C (zh) * 1998-05-06 2001-01-03 华东理工大学 活性阴离子向活性自由基变换合成嵌段共聚物的方法
US7279534B2 (en) * 2001-08-31 2007-10-09 Tda Research, Inc. Poly(heteroaromatic) block copolymers with electrical conductivity
US7687582B1 (en) 2001-08-31 2010-03-30 Tda Research, Inc. Methods of production, purification, and processing of poly(heteroaromatic) block copolymers with improved solubility or dispersability
US7361728B1 (en) 2004-09-30 2008-04-22 Tda Research, Inc. Electrically conducting materials from branched end-capping intermediates
US8613278B2 (en) * 2008-03-28 2013-12-24 Esolar, Inc. Solar thermal receiver for medium- and high-temperature applications

Also Published As

Publication number Publication date
GB1279194A (en) 1972-06-28
NL139539B (nl) 1973-08-15
DE2009066A1 (de) 1970-09-03
FR2037414A5 (de) 1970-12-31
US3652724A (en) 1972-03-28
NL7002723A (de) 1970-08-31

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