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특허 상세정보

Polyester polyols modified by low molecular weight glycols and cellular foams therefrom

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) C08G-018/14   
미국특허분류(USC) 521/131 ; 252/182 ; 428/4228 ; 428/4231
출원번호 US-0034970 (1987-04-06)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 16  인용 특허 : 14
초록

A polyester polyol suitable for use in a foam-forming reaction with an organic polyisocyanate in the manufacture of a polyurethane or polyisocyanurate foam, the polyester polyol being the reaction product of polycarboxylic acid and polyol components, wherein the polyol component comprises (a) at least one alkylene glycol of the formula: HO-R1-OH wherein R1 is a straight or branched chain alkylene group having two to five carbon atoms, and is unsubstituted or substituted by at least one member selected from the group consisting of halogen, hydroxy, nitro ...

대표
청구항

A polyester polyol composition suitable for use in a foam-forming reaction with an organic polyisocyanate in the manufacture of a polyurethane or polyisocyanurate foam and characterized by a hydroxyl number of from about 150 to about 950 and a Brookfield viscosity at 25°C. of from about 500 to about 500,000 cps, the polyester polyol being the reaction product of polycarboxylic acid and polyol components, wherein the polyol component comprises (a) at least one alkylene glycol of the formula: HO-R1-OH wherein R1 is a straight or branched chain alkylene gro...

이 특허에 인용된 특허 (14)

  1. Brennan Michael E. (Austin TX). Aromatic polyols made from alkylene glycols and waste streams from the manufacture of dimethyl terephthalate containing. USP1984044444920.
  2. Brennan Michael E. (Austin TX) Speranza George P. (Austin TX). Aromatic polyols made from polyethylene terephthalate scrap, glycols and aromatic carbonyl-containing compounds. USP1985034506090.
  3. Brennan Michael E. (Austin TX). Aromatic polyols made from waste streams from the manufacture of terephthalic acids, alkylene glycols and dibasic acids. USP1984044444918.
  4. Blanpied Robert H. (10122 Cherry Tree Dr. Dallas TX 75243). Copolyester polyol resins, foamable blends comprising the same, and resultant polyisocyanurate foams. USP1983084400477.
  5. Hallmark, Richard K.; Skowronski, Michael J.; Stephens, William D.. Digestion products of polyalkylene terephthalate polymers and polycarboxylic acid-containing polyols and polymeric foams obtained therefrom. USP1985094539341.
  6. Anderson James J. (Richmond VA). Low smoke, halohydrocarbon-compatible urethane-isocyanurate foam compositions. USP1984094469821.
  7. DeGuiseppi David T. (Wallingford CT) Kolakowski Richard A. (Northford CT). Polyisocyanurate foams based on esterified DMI oxidation residue additive. USP1980124237238.
  8. Snider Scott C. (Pinellas Park FL) DeLeon Alberto (Clearwater FL). Polymeric foams from transesterified by-product derived from manufacture of dimethyl terephthalate and laminates therefr. USP1983104411949.
  9. Tideswell, Richard B.; Nodelman, Neil H.; Phillips, Barry A.. Polyol blend and polyisocyanurate foam produced therefrom. USP1985104544679.
  10. Magnus George (Arlington Heights IL) Smith Norman (Lake Forrest IL) Keyes Bonnie (Chicago IL). Polyol blends of phthalate/trimellitate esters for polyurethane-polyisocyanurate foams. USP1985074526908.
  11. Wiedermann Rolf (Bergisch-Gladbach DEX) Merten Rudolf (Leverkusen DEX) Dietrich Werner (Cologne DEX) Schmitz Wolfgang (Leverkusen DEX). Process for the production of plastics containing isocyanurate groups and urethane groups. USP1981014246365.
  12. Derr Leighton K. (Aurora IL) Hawkins Lyle B. (Wilmington DE) Jones Marlene J. (New Castle DE). Reaction products of DMT process residue and dipropylene glycol. USP1982084346229.
  13. Grube Louis L. (Bound Brook NJ) Horner ; Jr. Charles J. (Piscataway NJ). Rigid polyisocyanurate foam. USP1984044444915.
  14. Owen ; Jr. ; Gwilym E.. Terephthalate ester polyols. USP1978074100354.

이 특허를 인용한 특허 피인용횟수: 16

  1. Winterton Neil (Pantasaph GBX) Carey John G. (Warrington GBX). Chlorofluorohydrocarbon compositions. USP1990094954287.
  2. Fesman Gerald (Teaneck NJ). Flame laminatable polyether urethane foam. USP1989114880844.
  3. Mukerjee, Shakti; Rogers, Kevin Anthony; Beatty, Matthew James; Spilman, Gary E.. High recycle content polyols from thermoplastic polyesters and lignin or tannin. USP2016119481760.
  4. Mukerjee, Shakti; Rogers, Kevin Anthony; Beatty, Matthew James; Spilman, Gary E.. High recycle content polyols from thermoplastic polyesters and lignin or tannin. USP2017099751978.
  5. Mukerjee, Shakti; Rogers, Kevin Anthony; Beatty, Matthew James; Spilman, Gary E.. High recycle content polyols from thermoplastic polyesters and lignin or tannin. USP2018069988489.
  6. Tabor, Rick; Mukerjee, Shakti L.; Rogers, Kevin; Vrabel, Eric David; Emerson, Adam W.; Phillips, Brian Douglas. Integrated process for treating recycled PET and PTT materials. USP2017079714334.
  7. Tabor, Rick; Mukerjee, Shakti L.; Rogers, Kevin; Bae, Woo-Sung; Emerson, Adam W.; Phillips, Brian Douglas. Integrated process for treating recycled streams of PET and PTT. USP2017099752005.
  8. Tabor, Rick; Mukerjee, Shakti L.; Rogers, Kevin; Emerson, Adam W.; Phillips, Brian Douglas. Integrated process for treating recycled streams of PET and PTT. USP20181110119006.
  9. Faunce, James A.. Low viscosity polyester polyols and methods for preparing same. USP2003126664363.
  10. F. Leo Hickey ; Kevin L. Rooney. Pentane compatible polyester polyols. USP2002036359022.
  11. Hickey F. Leo. Polyol blends for producing hydrocarbon-blown polyurethane and polyisocyanurate foams. USP1999075922779.
  12. Magnus George (Arlington Heights IL) Kelley Brian (Round Lake Beach IL). Polyols, use and method of preparation. USP1990074943649.
  13. Nai Wen Lin ; Ravi R. Joshi. Polyurethane elastomers having improved hydrolysis resistance. USP2002116486224.
  14. Lin Chung Y. (Orange CT). Polyurethane foams manufactured with mixed gas/liquid blowing agents. USP1991024996242.
  15. Bartlett Philip L. (Wilmington DE) Creazzo Joseph A. (Wilmington DE). Process for producing closed-cell polyurethane foam compositions expanded with mixtures of blowing agents. USP1990054927863.
  16. Gaal ; Jr. Robert J. ; Heitland Roger W.. Water-reducible polyester resins and urethane coatings produced therefrom. USP2001016172159.