CA2208602C - Mastic intumescent - Google Patents

Mastic intumescent Download PDF

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Publication number
CA2208602C
CA2208602C CA002208602A CA2208602A CA2208602C CA 2208602 C CA2208602 C CA 2208602C CA 002208602 A CA002208602 A CA 002208602A CA 2208602 A CA2208602 A CA 2208602A CA 2208602 C CA2208602 C CA 2208602C
Authority
CA
Canada
Prior art keywords
putty
rubber
unvulcanized
rubbers
percent
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 - Fee Related
Application number
CA002208602A
Other languages
English (en)
Other versions
CA2208602A1 (fr
Inventor
Walton W. Welna
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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
Priority claimed from US08/567,956 external-priority patent/US5578671A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of CA2208602A1 publication Critical patent/CA2208602A1/fr
Application granted granted Critical
Publication of CA2208602C publication Critical patent/CA2208602C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Building Environments (AREA)
  • Fireproofing Substances (AREA)
  • Sealing Material Composition (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

L'invention porte sur du mastic intumescent non aqueux indéfiniment déformable et exempt d'halogènes, utilisable dans une ouverture comme matériau coupe-feu empêchant la propagation du feu, de la fumée et des vapeurs lors d'un incendie.
CA002208602A 1994-12-30 1995-12-19 Mastic intumescent Expired - Fee Related CA2208602C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US36695994A 1994-12-30 1994-12-30
US08/366959 1994-12-30
US08/567,956 1995-12-06
US08/567,956 US5578671A (en) 1994-12-30 1995-12-06 Intumescent putty
PCT/US1995/016633 WO1996020987A1 (fr) 1994-12-30 1995-12-19 Mastic intumescent

Publications (2)

Publication Number Publication Date
CA2208602A1 CA2208602A1 (fr) 1996-07-11
CA2208602C true CA2208602C (fr) 2006-02-21

Family

ID=35929923

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002208602A Expired - Fee Related CA2208602C (fr) 1994-12-30 1995-12-19 Mastic intumescent

Country Status (1)

Country Link
CA (1) CA2208602C (fr)

Also Published As

Publication number Publication date
CA2208602A1 (fr) 1996-07-11

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20151221