CA878560A - Gas resistant foam materials - Google Patents

Gas resistant foam materials

Info

Publication number
CA878560A
CA878560A CA878560A CA81768A CA878560A CA 878560 A CA878560 A CA 878560A CA 878560 A CA878560 A CA 878560A CA 81768 A CA81768 A CA 81768A CA 878560 A CA878560 A CA 878560A
Authority
CA
Canada
Prior art keywords
foam materials
resistant foam
gas resistant
gas
materials
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
CA878560A
Inventor
A. H. Hart John
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.)
Minister of National Defence of Canada
Original Assignee
Minister of National Defence of Canada
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 Minister of National Defence of Canada filed Critical Minister of National Defence of Canada
Priority to CA878560A priority Critical patent/CA878560A/en
Application granted granted Critical
Publication of CA878560A publication Critical patent/CA878560A/en
Priority to US05/647,097 priority patent/US4046939A/en
Priority to US05/674,492 priority patent/US4045609A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • C08J9/40—Impregnation
    • C08J9/42—Impregnation with macromolecular compounds
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D5/00—Composition of materials for coverings or clothing affording protection against harmful chemical agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
CA878560A 1970-05-04 1970-05-04 Gas resistant foam materials Expired CA878560A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA878560A CA878560A (en) 1970-05-04 1970-05-04 Gas resistant foam materials
US05/647,097 US4046939A (en) 1970-05-04 1976-01-07 Gas resistant foam materials
US05/674,492 US4045609A (en) 1970-05-04 1976-04-07 Gas resistant foam materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA878560A CA878560A (en) 1970-05-04 1970-05-04 Gas resistant foam materials

Publications (1)

Publication Number Publication Date
CA878560A true CA878560A (en) 1971-08-17

Family

ID=4086742

Family Applications (1)

Application Number Title Priority Date Filing Date
CA878560A Expired CA878560A (en) 1970-05-04 1970-05-04 Gas resistant foam materials

Country Status (1)

Country Link
CA (1) CA878560A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4153745A (en) * 1978-01-30 1979-05-08 Her Majesty The Queen In Right Of Canada Sweat resistant gas protective material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4153745A (en) * 1978-01-30 1979-05-08 Her Majesty The Queen In Right Of Canada Sweat resistant gas protective material

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