Fire-retardant intumescent putty

Details Fire-retardant intumescent putty Fire-retardant intumescent putty

C - Chemistry, Metallurgy

09

D

6/18.1

C09D 5/34 (2006.01) C09K 3/10 (2006.01)

Patent

CA 1048207

ABSTRACT OF THE DISCLOSURE A fire-retardant intumescent putty comprising (a) at least 4% by weight of a liquid or semi-solid organic material having a viscosity of 50-100,000 c.st. at 210°F, and (b) at least 13% by weight of a phosphoric acid represented by the formula; (xH2O-yP2O5)n wherein 0<? ?3, n= 1-14) whose one or all of the hydrogen atoms are substituted with a mono-, di- or trivalent nitrogen-containing group such as NH? , NH3 etc. is disclosed. The putty has excellent airtightness and smoke tightness under normal and fire exposure conditions, and bubbles up when heated with flame, producing a foamed carbonaceous layer having out- standing fire-retardation.

251936

Affiliated with

Also associated with

Rating

Fire-retardant intumescent putty does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Fire-retardant intumescent putty, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Fire-retardant intumescent putty will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-814508