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Title: Fibrous batts impregnated with aqueous dispersions based on heat-hardenable phenolic resins

Abstract: Aqueous dispersions of heat-hardenable phenolic resins are disclosed. They are characterized by excellent stability and by a low Pollution Index; they are capable of being infinitely diluted with water, and they are especially desirable for use in applications wherein mineral fibers are sprayed with the aqueous dispersions and subsequently formed into mineral fiber batts.


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Inventors: Harding, James (Green Brook, NJ, US)

Application Number: 551237
Filing Date: 1975-02-20
Publication_date: 1976-03-16
Assignee: Union Carbide Corporation (New York, NY)
Primary Class(es): 442/161 428/378, 442/175, 442/180, 524/55, 524/56
Other Classes:
US Patent Ref:
3207652Sep, 1965Shannon428/378.
3594268Jul, 1971Dahms et al.428/264.
3823103Jul, 1974Harding106/205.

Other Refs:
Primary Examiner: Lesmes, George F.
Assistant Examiner: Dixon, Jr., William R.
Attorney: Metz; Charles J.