CA963999A - Reduction of molecular weight of rubber by shearing in solution - Google Patents

Reduction of molecular weight of rubber by shearing in solution

Info

Publication number
CA963999A
CA963999A CA118,321A CA118321A CA963999A CA 963999 A CA963999 A CA 963999A CA 118321 A CA118321 A CA 118321A CA 963999 A CA963999 A CA 963999A
Authority
CA
Canada
Prior art keywords
shearing
rubber
reduction
solution
molecular weight
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
CA118,321A
Other languages
English (en)
Other versions
CA118321S (en
Inventor
Henry W. Robinson
Ajab S. Malik
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.)
UNIROYAL
Original Assignee
UNIROYAL
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 UNIROYAL filed Critical UNIROYAL
Application granted granted Critical
Publication of CA963999A publication Critical patent/CA963999A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • 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
    • C08C19/08—Depolymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C2/00—Treatment of rubber solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CA118,321A 1970-09-11 1971-07-15 Reduction of molecular weight of rubber by shearing in solution Expired CA963999A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7154870A 1970-09-11 1970-09-11

Publications (1)

Publication Number Publication Date
CA963999A true CA963999A (en) 1975-03-04

Family

ID=22102039

Family Applications (1)

Application Number Title Priority Date Filing Date
CA118,321A Expired CA963999A (en) 1970-09-11 1971-07-15 Reduction of molecular weight of rubber by shearing in solution

Country Status (9)

Country Link
AU (1) AU3295071A (Direct)
BE (1) BE772232A (Direct)
BR (1) BR7105968D0 (Direct)
CA (1) CA963999A (Direct)
DE (1) DE2144938A1 (Direct)
FR (1) FR2107531A5 (Direct)
GB (1) GB1359227A (Direct)
IT (1) IT939805B (Direct)
NL (1) NL7112450A (Direct)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997036956A1 (en) 1996-03-29 1997-10-09 Nippon Zeon Co., Ltd. Highly saturated nitrile copolymer rubber, process for the production thereof, heat-resistant rubber compositions comprising the rubber and composites comprising the rubber and fibers

Also Published As

Publication number Publication date
NL7112450A (Direct) 1972-03-14
BE772232A (fr) 1972-03-06
IT939805B (it) 1973-02-10
DE2144938A1 (de) 1972-03-16
AU3295071A (en) 1973-03-08
FR2107531A5 (Direct) 1972-05-05
GB1359227A (en) 1974-07-10
BR7105968D0 (pt) 1973-04-05

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