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US2977273A Expired / Lapsed US ⏱️ 0.0 years remaining

Room temperature laminating composition and method of making laminated products

Assignee: Individual
•
Filing: 1956-11-28
•
Granted: 1961-03-28
•
Expires: 1976-11-28
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Abstract

No abstract record available.

Inventors

  • 👤 Korican Otto Hans

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 02:44
CPC Classifications
C; C09; C09J; C09J161/00; C09J161/04; C09J161/06; C08; C08L; C08L61/00; C08L61/04; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31699; Y10T428/31942; Y10T428/31949; Y10T428/31957

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 157 words
AN ADHESIVE COMPRISING A MIXTURE OF AN ALKALINE CONDENSED FUSIBLE PHENOL FORMALDEHYDE CONDENSATION PRODUCT WHICH IS SOLID AT ROOM TEMPERATURE AND WHICH HAS A MELTING POINT OF AT LEAST ABOUT 135*F. WITH AN ALKALINE CONDENSED FUSIBLE PHENOL FORMALDEHYDE CONDENSATION PRODUCT WHICH IS LIQUID AT ROOM TEMPERATURE, EACH OF SAID SOLID AND LIQUID PHENOL FORMALDEHYDE CONDENSATION PRODUCTS PREPARED FROM A PARA HYDROCARBON SUBSTITUTED PHENOL IN WHICH THE HYDROCARBON RADICAL IS SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC RADICALS AND CARBOCYCLIC RADICALS AND IN WHICH ONLY ONE OF SAID SOLID AND LIQUID PRODUCTS HAS AN ALIPHATIC RADICAL, AND A FORMALDEHYDE IN A MOLAR RATIO OF ABOUT 1:1 TO 1:3, TOGETHER WITH ABOUT THREE TIMES THE WEIGHT OF SAID SOLID AND LIQUID PRODUCTS OF POLYMERIZED CHLOROPRENE AND A LITHARGE ACCELERATOR FOR SAID MIXTURE, THERE BEING FROM ABOUT 20 PARTS TO ABOUT 40 PARTS OF SAID SOLID PHENOLFORMALDEHYDE CONDENSATION PRODUCT DISSOLVED IN 100 PARTS OF SAID LIQUID PHENOL FORMALDEHYDE CONDENSATION PRODUCT.
Claim 2
Dependent Claim 157 words
AN ADHESIVE COMPRISING A MIXTURE OF AN ALKALINE CONDENSED FUSIBLE PHENOL FORMALDEHYDE CONDENSATION PRODUCT WHICH IS SOLID AT ROOM TEMPERATURE AND WHICH HAS A MELTING POINT OF AT LEAST ABOUT 135*F. WITH AN ALKALINE CONDENSED FUSIBLE PHENOL FORMALDEHYDE CONDENSATION PRODUCT WHICH IS LIQUID AT ROOM TEMPERATURE, EACH OF SAID SOLID AND LIQUID PHENOL FORMALDEHYDE CONDENSATION PRODUCTS PREPARED FROM A PARA HYDROCARBON SUBSTITUTED PHENOL IN WHICH THE HYDROCARBON RADICAL IS SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC RADICALS AND CARBOCYCLIC RADICALS AND IN WHICH ONLY ONE OF SAID SOLID AND LIQUID PRODUCTS HAS AN ALIPHATIC RADICAL, AND A FORMALDEHYDE IN A MOLAR RATIO OF ABOUT 1:1 TO 1:3, TOGETHER WITH ABOUT THREE TIMES THE WEIGHT OF SAID SOLID AND LIQUID PRODUCTS OF POLYMERIZED CHLOROPRENE AND A LITHARGE ACCELERATOR FOR SAID MIXTURE, THERE BEING FROM ABOUT 20 PARTS TO ABOUT 40 PARTS OF SAID SOLID PHENOLFORMALDEHYDE CONDENSATION PRODUCT DISSOLVED IN 100 PARTS OF SAID LIQUID PHENOL FORMALDEHYDE CONDENSATION PRODUCT.
Claim 3
Independent Claim 223 words
A METHOD OF BONDING AT ROOM TEMPERATURE A CURED ABRADED SURFACE OF A PHENOL ALDEHYDE IMPREGNATED CELLULOSE LAMINATE TO THE SURFACE OF A BASE COMPRISING COATING EACH OF SAID SURFACES OF LAMINATE AND BASE WITH AN ORGANIC SOLVENT SOLUTION OF AN ADHESIVE CONSISTING ESSENTIALLY OF A MIXTURE OF AN ALKALINE CONDENSED FUSIBLE PHENOL ALDEHYDE CONDENSATION PRODUCT WHICH IS SOLID AT ROOM TEMPERATURE, HAVING A MELTING POINT OF AT LEAST ABOUT 135*F., WITH AN ALKALINE CONDENSED FUSIBLE PHENOL ALDEHYDE CONDENSATION PRODUCT WHICH IS LIQUID AT ROOM TEMPERATURE, EACH OF SAID SOLID AND LIQUID PHENOL CONDENSATION PRODUCTS PREPARED FROM A PARA HYDROCARBON SUBSTITUTED PHENOL IN WHICH THE HYDROCARBON RADICAL IS SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC RADICALS AND CARBOCYCLIC RADICALS AND IN WHICH ONLY ONE OF SAID SOLID AND LIQUID PRODUCTS HAS AN ALIPHATIC RADICAL, AND AN ALDEHYDE IN A MOLAR RATIO OF ABOUT 1:1 TO 1:3, THERE BEING FROM ABOUT 20 PARTS TO ABOUT 40 PARTS OF SAID SOLID PHENOL-FORMALDEHYDE CONDENSATION PRODUCT DISSOLVED IN 100 PARTS OF SAID LIQUID PHENOL FORMALDEHYDE CONDENSATION PRODUCT, AND WITH ABOUT THREE TIMES THE WEIGHT OF SAID COMBINED LIQUID AND SOLID PHENOL CONDENSATION PRODUCTS OF POLYMERIZED CHLOROPRENE CONTAINING A LITHARGE ACCELERATOR FOR SAID ADHESIVE, DRYING EACH OF SAID COATINGS ON SAID SURFACES AND BRINGING THE SURFACES TOGETHER IN AIR TIGHT RELATIONSHIP TO BOND THE SAME AT ROOM TEMPERATURE.
Claim 4
Independent Claim 223 words
A METHOD OF BONDING AT ROOM TEMPERATURE A CURED ABRADED SURFACE OF A PHENOL ALDEHYDE IMPREGNATED CELLULOSE LAMINATE TO THE SURFACE OF A BASE COMPRISING COATING EACH OF SAID SURFACES OF LAMINATE AND BASE WITH AN ORGANIC SOLVENT SOLUTION OF AN ADHESIVE CONSISTING ESSENTIALLY OF A MIXTURE OF AN ALKALINE CONDENSED FUSIBLE PHENOL ALDEHYDE CONDENSATION PRODUCT WHICH IS SOLID AT ROOM TEMPERATURE, HAVING A MELTING POINT OF AT LEAST ABOUT 135*F., WITH AN ALKALINE CONDENSED FUSIBLE PHENOL ALDEHYDE CONDENSATION PRODUCT WHICH IS LIQUID AT ROOM TEMPERATURE, EACH OF SAID SOLID AND LIQUID PHENOL CONDENSATION PRODUCTS PREPARED FROM A PARA HYDROCARBON SUBSTITUTED PHENOL IN WHICH THE HYDROCARBON RADICAL IS SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC RADICALS AND CARBOCYCLIC RADICALS AND IN WHICH ONLY ONE OF SAID SOLID AND LIQUID PRODUCTS HAS AN ALIPHATIC RADICAL, AND AN ALDEHYDE IN A MOLAR RATIO OF ABOUT 1:1 TO 1:3, THERE BEING FROM ABOUT 20 PARTS TO ABOUT 40 PARTS OF SAID SOLID PHENOL-FORMALDEHYDE CONDENSATION PRODUCT DISSOLVED IN 100 PARTS OF SAID LIQUID PHENOL FORMALDEHYDE CONDENSATION PRODUCT, AND WITH ABOUT THREE TIMES THE WEIGHT OF SAID COMBINED LIQUID AND SOLID PHENOL CONDENSATION PRODUCTS OF POLYMERIZED CHLOROPRENE CONTAINING A LITHARGE ACCELERATOR FOR SAID ADHESIVE, DRYING EACH OF SAID COATINGS ON SAID SURFACES AND BRINGING THE SURFACES TOGETHER IN AIR TIGHT RELATIONSHIP TO BOND THE SAME AT ROOM TEMPERATURE.

References Cited (Backward Citations)

US1597539A Cited
US1697182A Cited
US2084081A Cited
US2351716A Cited
US2376854A Cited
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-03-27 1964-09-26 1965-03-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-03-27 1968-09-26 1969-03-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-03-27 1972-09-26 1973-03-28 $7700.00 Window Closed / Lapsed

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