Thermal sleeve, method for manufacturing a thermal sleeve, and combination cup and thermal sleeve
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B65D-003/00
출원번호
US-0107340
(2005-04-15)
등록번호
US-8251277
(2012-08-28)
발명자
/ 주소
Katchko, John E.
Uitenbroek, David Raymond
출원인 / 주소
Wausau Paper Mills, LLC
대리인 / 주소
Merchant & Gould, P.C.
인용정보
피인용 횟수 :
0인용 특허 :
27
초록▼
A thermal sleeve is provided according to the invention. The thermal sleeve can be provided as a cup sleeve for wrapping a cup and providing thermal insulation. The cup sleeve includes a creped paper product having a first end, a second end, a first cup opening, and a second cup opening, and an adhe
A thermal sleeve is provided according to the invention. The thermal sleeve can be provided as a cup sleeve for wrapping a cup and providing thermal insulation. The cup sleeve includes a creped paper product having a first end, a second end, a first cup opening, and a second cup opening, and an adhesive holding the first end and the second end together to form a wrap wherein the wrap is sized to enclose a cup. A method for manufacturing a cup sleeve is provided. A combination cup and cup sleeve is provided.
대표청구항▼
1. A cup sleeve comprising: (a) a creped paper product having a first end, a second end, a first cup opening, and a second cup opening;wherein the creped paper product comprises a laminate of creped paper adhered to smooth paper;wherein the creped paper has about 8 to about 100 crepe lines per linea
1. A cup sleeve comprising: (a) a creped paper product having a first end, a second end, a first cup opening, and a second cup opening;wherein the creped paper product comprises a laminate of creped paper adhered to smooth paper;wherein the creped paper has about 8 to about 100 crepe lines per linear inch and a basis weight, prior to creping of about 20 lbs/3000 ft2 to about 150 lbs/3000 ft2 according to TAPPI T410;the smooth paper has a basis weight of about 16 lbs/3000 ft2 to about 80 lbs/3000 ft2 according to TAPPI T410 and comprises printing thereon; andthe smooth paper and the creped paper are adhered by an adhesive present at a dry weight of about 0.25 lbs/3000 ft2 to about 50 lbs/3000 ft2 according to TAPPI T410; and(b) adhesive holding the first end and the second end together to form a wrap sized to enclose a cup. 2. A cup sleeve according to claim 1, wherein the creped paper product has a height extending from the first cup opening to the second cup opening sufficient to allow a user to hold the wrap to provide thermal insulation between the user and the cup. 3. A cup sleeve according to claim 2, wherein the height from the first cup opening to the second cup opening is about 2 inches to about 4 inches. 4. A cup sleeve according to claim 1, wherein the first cup opening has a first circumference and the second cup opening has a second circumference, and the first circumference is greater than the second circumference to provide the cup sleeve with a tapered configuration. 5. A cup sleeve according to claim 4, wherein the cup sleeve has a configuration sufficient to conform to the shape of a paperboard cup. 6. A cup sleeve according to claim 1, wherein the creped paper product has an apparent density of less than about 0.7 g/cm3 according to test methods TAPPI T41 caliper and T410 basis weight. 7. A cup sleeve according to claim 1, wherein the creped paper product has an apparent density of about 0.05 g/cm3 to about 0.6 g/cm3 according to test methods TAPPI T41 caliper and T410 basis weight. 8. A cup sleeve according to claim 1, wherein the cup sleeve has an inside surface constructed for contacting a cup, and an outside surface comprising the smooth paper. 9. A cup sleeve according to claim 8, wherein the smooth paper substrate comprises printing thereon. 10. A combination cup and cup sleeve comprising: (a) a cup; and(b) a cup sleeve comprising: (i) a creped paper product having a first end, a second end, a first cup opening, and a second cup opening;wherein the creped paper product comprises a laminate of creped paper adhered to smooth paper;wherein the creped paper has about 8 to about 100 crepe lines per linear inch and a basis weight, prior to creping of about 20 lbs/3000 ft2 to about 150 lbs/3000 ft2 according to TAPPI T410;the smooth paper has a basis weight of about 16 lbs/3000 ft2 to about 80 lbs/3000 ft2 according to TAPPI T410 and comprises printing thereon; andthe smooth paper and the creped paper are adhered by an adhesive present at a dry weight of about 0.25 lbs/3000 ft2 to about 50 lbs/3000 ft2 according to TAPPI T410; and(ii) adhesive holding the first end and the second end together to form a wrap sized to enclose a cup. 11. A combination cup and cup sleeve according to claim 10, wherein the cup comprises a paperboard cup. 12. A combination cup and cup sleeve according to claim 10, wherein the cup comprises a plastic cup. 13. A combination cup and cup sleeve according to claim 10, wherein the cup comprises a polymer coated paperboard cup.
Anderson Ralph ; Davidson Christopher Lee ; Larson Kenneth Curtis ; Saffel Thomas C. ; Weber Robert Emil ; Zacharias Duane K., Creping process utilizing low temperature-curing adhesive.
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