Super soft foams
First Claim
Patent Images
1. A foam comprising:
- at least one NCO-terminated hydrophilic urethane prepolymer comprising at least one isocyanate in combination with a polyether polyol comprising an alkylene oxide in combination with a compound containing at least two active hydrogen atoms selected from the group consisting of polyhydric alcohols, polyhydric phenols, amines, polycarboxylic acids, and phosphorous acids; and
an aqueous phase comprising deionized water, at least one fatty alcohol, and at least one alkyl polysaccharide.
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Accused Products
Abstract
Super-soft foam materials, optionally for use as medical dressings, are provided. The pads are made of a foam prepared from NCO-terminated prepolymers in combination with an aqueous phase including fatty alcohols and alkyl polysaccharides. The foam may optionally contain at least one medicinal agent.
104 Citations
45 Claims
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1. A foam comprising:
- at least one NCO-terminated hydrophilic urethane prepolymer comprising at least one isocyanate in combination with a polyether polyol comprising an alkylene oxide in combination with a compound containing at least two active hydrogen atoms selected from the group consisting of polyhydric alcohols, polyhydric phenols, amines, polycarboxylic acids, and phosphorous acids; and
an aqueous phase comprising deionized water, at least one fatty alcohol, and at least one alkyl polysaccharide. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43)
- at least one NCO-terminated hydrophilic urethane prepolymer comprising at least one isocyanate in combination with a polyether polyol comprising an alkylene oxide in combination with a compound containing at least two active hydrogen atoms selected from the group consisting of polyhydric alcohols, polyhydric phenols, amines, polycarboxylic acids, and phosphorous acids; and
- 44. The method of 43, further comprising releasing cleaned exudate from inside the foam back out into the source.
Specification