ES394569A1 - Procedimiento para elevar el peso molecular de un polimero de un dieno conjugado yno un hodrocarburo vinilaromatico. - Google Patents

Procedimiento para elevar el peso molecular de un polimero de un dieno conjugado yno un hodrocarburo vinilaromatico.

Info

Publication number
ES394569A1
ES394569A1 ES394569A ES394569A ES394569A1 ES 394569 A1 ES394569 A1 ES 394569A1 ES 394569 A ES394569 A ES 394569A ES 394569 A ES394569 A ES 394569A ES 394569 A1 ES394569 A1 ES 394569A1
Authority
ES
Spain
Prior art keywords
alkali metal
polymer
couplings
coupling
atoms
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
Application number
ES394569A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Phillips Petroleum Co
Original Assignee
Phillips Petroleum 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
Application filed by Phillips Petroleum Co filed Critical Phillips Petroleum Co
Publication of ES394569A1 publication Critical patent/ES394569A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
    • C08G81/02—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C08G81/021—Block or graft polymers containing only sequences of polymers of C08C or C08F
    • C08G81/022—Block or graft polymers containing only sequences of polymers of C08C or C08F containing sequences of polymers of conjugated dienes and of polymers of alkenyl aromatic compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C19/00—Chemical modification of rubber
    • C08C19/30—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule
    • C08C19/42—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups
    • C08C19/44—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups of polymers containing metal atoms exclusively at one or both ends of the skeleton
    • 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

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Graft Or Block Polymers (AREA)
ES394569A 1970-09-04 1971-08-27 Procedimiento para elevar el peso molecular de un polimero de un dieno conjugado yno un hodrocarburo vinilaromatico. Expired ES394569A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6989970A 1970-09-04 1970-09-04

Publications (1)

Publication Number Publication Date
ES394569A1 true ES394569A1 (es) 1974-11-01

Family

ID=22091901

Family Applications (1)

Application Number Title Priority Date Filing Date
ES394569A Expired ES394569A1 (es) 1970-09-04 1971-08-27 Procedimiento para elevar el peso molecular de un polimero de un dieno conjugado yno un hodrocarburo vinilaromatico.

Country Status (8)

Country Link
JP (1) JPS5023431B1 (de)
BE (1) BE772158A (de)
CA (1) CA973300A (de)
DE (1) DE2143363B2 (de)
ES (1) ES394569A1 (de)
FR (1) FR2107189A5 (de)
GB (1) GB1363148A (de)
ZA (1) ZA713475B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL164050C (nl) * 1972-05-31 1980-11-17 Shell Int Research Werkwijze voor het bereiden van polymeren met een verbrede molecuulgewichtsdistributie uit levende homo- of copolymeren van geconjugeerde dienen.
DE2239401A1 (de) * 1972-08-10 1974-02-21 Basf Ag Block- bzw. pfropfcopolymere aus polyalkylenoxiden und vinylaromat- oder dienpolymerisaten
US3813455A (en) * 1972-10-02 1974-05-28 Goodyear Tire & Rubber Process for increasing molecular weight of live polymers
US5194510A (en) * 1990-05-21 1993-03-16 Shell Oil Company Thermoplastic elastomers
JP2975454B2 (ja) * 1990-05-29 1999-11-10 シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー 官能星型ポリマー

Also Published As

Publication number Publication date
DE2143363A1 (de) 1972-03-16
ZA713475B (en) 1972-01-26
GB1363148A (en) 1974-08-14
DE2143363B2 (de) 1980-06-26
FR2107189A5 (de) 1972-05-05
CA973300A (en) 1975-08-19
BE772158A (fr) 1972-01-17
JPS5023431B1 (de) 1975-08-07

Similar Documents

Publication Publication Date Title
KR890013070A (ko) 개질된 디엔 중합체 고무
ES392021A2 (es) Procedimiento para la polimerizacion y la copolimerizacion de olefinas a baja presion.
ES380594A1 (es) Procedimiento para la obtencion de poliolefinas de bajo pe-so molecular.
ES394569A1 (es) Procedimiento para elevar el peso molecular de un polimero de un dieno conjugado yno un hodrocarburo vinilaromatico.
GB1390851A (en) Antidegradant
KR880013983A (ko) 속도 감속된 2성분 치환 촉매계
GB1214415A (en) Improvements in or relating to fungicidal and acaricidal compositions for agriculture
ES407038A1 (es) Procedimiento de polimerizacion de un monomero en presenciade un iniciador de organolitio.
KR880007454A (ko) 모노퍼옥살산에스테르와그제조방법및이의중합반응개시제로서의용도
GB1015227A (en) Process for making tetramethyl lead
ES385451A1 (es) Procedimiento para la polimerizacion de alfa-olefinas.
ES396800A1 (es) Procedimiento para la polimerizacion cationica de compues- tos insaturados.
ES375986A1 (es) Procedimiento de preparacion de iniciadores multifunciona- les de polimerizacion.
ES399408A1 (es) Procedimiento para (co) polimerizar olefinas.
ES394137A1 (es) Procedimiento para la obtencion de n, n'-difenil-oxamidas alquiladas.
ES298331A1 (es) Un procedimiento para polimerizar 1,3-butadieno
ES386855A1 (es) Procedimiento para la obtencion de copolimeros de semieste-res de anhidrido maleico y 2-alcoxi-propeno.
KR910019945A (ko) 케톤의 제조방법 및 촉매 조성물
ES408346A1 (es) Procedimiento para la produccion de polimeros y copolimerosde isobutileno.
ES348340A1 (es) Procedimiento para la obtencion de n-hidroxiimidotiocarbo- natos.
GB1410222A (en) Liquid crystalline alkoxybenzylidene-alkylaniline compounds
ES384648A1 (es) Procedimiento para la obtencion de productos de condensa- cion de fenoles y de poli-(esteres de acido acetacetico).
ES441775A1 (es) Procedimiento para preparar colorantes antraquinonicos solu-bles en agua.
GB1324048A (en) Process and catalyst for the polymerization of conjugated dienes
GB668290A (en) Improvements in or relating to methods of preparing modified polystyrene, and to compositions containing the same