USB510458I5 - - Google Patents

Info

Publication number
USB510458I5
USB510458I5 US51045874A USB510458I5 US B510458 I5 USB510458 I5 US B510458I5 US 51045874 A US51045874 A US 51045874A US B510458 I5 USB510458 I5 US B510458I5
Authority
US
United States
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.)
Pending
Application number
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 US342531A external-priority patent/US3859250A/en
Application filed filed Critical
Priority to US05/510,458 priority Critical patent/US4000221A/en
Publication of USB510458I5 publication Critical patent/USB510458I5/en
Application granted granted Critical
Publication of US4000221A publication Critical patent/US4000221A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/21—Urea; Derivatives thereof, e.g. biuret
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/13—Phenols; Phenolates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/524—Esters of phosphorous acids, e.g. of H3PO3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
US05/510,458 1973-03-19 1974-09-30 Radial block copolymers stabilized by a urea compound Expired - Lifetime US4000221A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/510,458 US4000221A (en) 1973-03-19 1974-09-30 Radial block copolymers stabilized by a urea compound

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US342531A US3859250A (en) 1973-03-19 1973-03-19 Radical block copolymer thermally stabilized by a sulfur containing amino acid
US05/510,458 US4000221A (en) 1973-03-19 1974-09-30 Radial block copolymers stabilized by a urea compound

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US342531A Division US3859250A (en) 1973-03-19 1973-03-19 Radical block copolymer thermally stabilized by a sulfur containing amino acid

Publications (2)

Publication Number Publication Date
USB510458I5 true USB510458I5 (en) 1976-02-10
US4000221A US4000221A (en) 1976-12-28

Family

ID=26993061

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/510,458 Expired - Lifetime US4000221A (en) 1973-03-19 1974-09-30 Radial block copolymers stabilized by a urea compound

Country Status (1)

Country Link
US (1) US4000221A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5162406A (en) * 1987-12-17 1992-11-10 The Dow Chemical Company Polymer stabilizing compositions
US5500468A (en) * 1993-07-22 1996-03-19 General Electric Company Process for stabilizing polymeric material

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2781330A (en) * 1953-02-09 1957-02-12 Monsanto Chemicals Rubber containing urea compound as an anti-exposure cracking agent
US2766219A (en) * 1953-02-09 1956-10-09 Monsanto Chemicals N-hydrocarbon-substituted ureas as anti-exposure cracking agents for sulfur vulcanizable rubbers
US3355421A (en) * 1963-10-18 1967-11-28 Firestone Tire & Rubber Co Cis-1, 4-polybutadiene stabilized with a combination
US3355419A (en) * 1963-10-18 1967-11-28 Firestone Tire & Rubber Co Stabilized cis 1, 4 polybutadiene
US3535277A (en) * 1967-06-05 1970-10-20 Goodyear Tire & Rubber Blends of phosphites and phenols and polymers stabilized therewith
US3629372A (en) * 1969-09-10 1971-12-21 Phillips Petroleum Co Stabilization of radial teleblock copolymers
US3658743A (en) * 1970-04-30 1972-04-25 Uniroyal Inc Stabilization of unsaturated hydrocarbon elastomers by synergistic combination of a phenolic compound an organic sulfide or thioester and an epoxide or phosphite ester

Also Published As

Publication number Publication date
US4000221A (en) 1976-12-28

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