CA878560A - Gas resistant foam materials - Google Patents
Gas resistant foam materialsInfo
- 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
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)
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)
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 |
-
1970
- 1970-05-04 CA CA878560A patent/CA878560A/en not_active Expired
Cited By (1)
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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